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/*
* Copyright 2009-2019 Ping Identity Corporation
* All Rights Reserved.
*/
/*
* Copyright (C) 2009-2019 Ping Identity Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License (GPLv2 only)
* or the terms of the GNU Lesser General Public License (LGPLv2.1 only)
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see .
*/
package com.unboundid.ldap.sdk;
import java.io.Closeable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.EnumSet;
import java.util.List;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import com.unboundid.asn1.ASN1OctetString;
import com.unboundid.ldap.sdk.extensions.StartTLSExtendedRequest;
import com.unboundid.ldap.sdk.schema.Schema;
import com.unboundid.ldif.LDIFException;
import com.unboundid.util.Debug;
import com.unboundid.util.NotExtensible;
import com.unboundid.util.StaticUtils;
import com.unboundid.util.ThreadSafety;
import com.unboundid.util.ThreadSafetyLevel;
import com.unboundid.util.Validator;
import static com.unboundid.ldap.sdk.LDAPMessages.*;
/**
* This class provides the base class for LDAP connection pool implementations
* provided by the LDAP SDK for Java.
*/
@NotExtensible()
@ThreadSafety(level=ThreadSafetyLevel.INTERFACE_NOT_THREADSAFE)
public abstract class AbstractConnectionPool
implements FullLDAPInterface, Closeable
{
/**
* Closes this connection pool. All connections currently held in the pool
* that are not in use will be closed, and any outstanding connections will be
* automatically closed when they are released back to the pool.
*/
@Override()
public abstract void close();
/**
* Closes this connection pool, optionally using multiple threads to close the
* connections in parallel.
*
* @param unbind Indicates whether to try to send an unbind request to
* the server before closing the connection.
* @param numThreads The number of threads to use when closing the
* connections.
*/
public abstract void close(boolean unbind, int numThreads);
/**
* Indicates whether this connection pool has been closed.
*
* @return {@code true} if this connection pool has been closed, or
* {@code false} if not.
*/
public abstract boolean isClosed();
/**
* Retrieves an LDAP connection from the pool.
*
* @return The LDAP connection taken from the pool.
*
* @throws LDAPException If no connection is available, or a problem occurs
* while creating a new connection to return.
*/
public abstract LDAPConnection getConnection()
throws LDAPException;
/**
* Releases the provided connection back to this pool.
*
* @param connection The connection to be released back to the pool.
*/
public abstract void releaseConnection(LDAPConnection connection);
/**
* Indicates that the provided connection is no longer in use, but is also no
* longer fit for use. The provided connection will be terminated and a new
* connection will be created and added to the pool in its place.
*
* @param connection The defunct connection being released.
*/
public abstract void releaseDefunctConnection(LDAPConnection connection);
/**
* Releases the provided connection back to the pool after an exception has
* been encountered while processing an operation on that connection. The
* connection pool health check instance associated with this pool will be
* used to determine whether the provided connection is still valid and will
* either release it back for use in processing other operations on the
* connection or will terminate the connection and create a new one to take
* its place.
*
* @param connection The connection to be evaluated and released back to the
* pool or replaced with a new connection.
* @param exception The exception caught while processing an operation on
* the connection.
*/
public final void releaseConnectionAfterException(
final LDAPConnection connection,
final LDAPException exception)
{
final LDAPConnectionPoolHealthCheck healthCheck = getHealthCheck();
try
{
healthCheck.ensureConnectionValidAfterException(connection, exception);
releaseConnection(connection);
}
catch (final LDAPException le)
{
Debug.debugException(le);
releaseDefunctConnection(connection);
}
}
/**
* Releases the provided connection as defunct and creates a new connection to
* replace it, if possible, optionally connected to a different directory
* server instance than the instance with which the original connection was
* established.
*
* @param connection The defunct connection to be replaced.
*
* @return The newly-created connection intended to replace the provided
* connection.
*
* @throws LDAPException If a problem is encountered while trying to create
* the new connection. Note that even if an exception
* is thrown, then the provided connection must have
* been properly released as defunct.
*/
public abstract LDAPConnection replaceDefunctConnection(
LDAPConnection connection)
throws LDAPException;
/**
* Attempts to replace the provided connection. However, if an exception is
* encountered while obtaining the new connection then an exception will be
* thrown based on the provided {@code Throwable} object.
*
* @param t The {@code Throwable} that was caught and prompted the
* connection to be replaced.
* @param connection The defunct connection to be replaced.
*
* @return The newly-created connection intended to replace the provided
* connection.
*
* @throws LDAPException If an exception is encountered while attempting to
* obtain the new connection. Note that this
* exception will be generated from the provided
* {@code Throwable} rather than based on the
* exception caught while trying to create the new
* connection.
*/
private LDAPConnection replaceDefunctConnection(final Throwable t,
final LDAPConnection connection)
throws LDAPException
{
try
{
return replaceDefunctConnection(connection);
}
catch (final LDAPException le)
{
Debug.debugException(le);
if (t instanceof LDAPException)
{
throw (LDAPException) t;
}
else
{
throw new LDAPException(ResultCode.LOCAL_ERROR,
ERR_POOL_OP_EXCEPTION.get(StaticUtils.getExceptionMessage(t)), t);
}
}
}
/**
* Indicates whether attempts to process operations should be retried on a
* newly-created connection if the initial attempt fails in a manner that
* indicates that the connection used to process that request may no longer
* be valid. Only a single retry will be attempted for any operation.
*
* Note that this only applies to methods used to process operations in the
* context pool (e.g., using methods that are part of {@link LDAPInterface}),
* and will not automatically be used for operations processed on connections
* checked out of the pool.
*
* This method is provided for the purpose of backward compatibility, but new
* functionality has been added to control retry on a per-operation-type
* basis via the {@link #setRetryFailedOperationsDueToInvalidConnections(Set)}
* method. If retry is enabled for any operation type, then this method will
* return {@code true}, and it will only return {@code false} if retry should
* not be used for any operation type. To determine the operation types for
* which failed operations may be retried, use the
* {@link #getOperationTypesToRetryDueToInvalidConnections()} method.
*
* @return {@code true} if the connection pool should attempt to retry
* operations on a newly-created connection if they fail in a way
* that indicates the associated connection may no longer be usable,
* or {@code false} if operations should only be attempted once.
*/
public final boolean retryFailedOperationsDueToInvalidConnections()
{
return (! getOperationTypesToRetryDueToInvalidConnections().isEmpty());
}
/**
* Retrieves the set of operation types for which operations should be
* retried if the initial attempt fails in a manner that indicates that the
* connection used to process the request may no longer be valid.
*
* @return The set of operation types for which operations should be
* retried if the initial attempt fails in a manner that indicates
* that the connection used to process the request may no longer be
* valid, or an empty set if retries should not be performed for any
* type of operation.
*/
public abstract Set
getOperationTypesToRetryDueToInvalidConnections();
/**
* Specifies whether attempts to process operations should be retried on a
* newly-created connection if the initial attempt fails in a manner that
* indicates that the connection used to process that request may no longer
* be valid. Only a single retry will be attempted for any operation.
*
* Note that this only applies to methods used to process operations in the
* context pool (e.g., using methods that are part of {@link LDAPInterface}),
* and will not automatically be used for operations processed on connections
* checked out of the pool.
*
* This method is provided for the purpose of backward compatibility, but new
* functionality has been added to control retry on a per-operation-type
* basis via the {@link #setRetryFailedOperationsDueToInvalidConnections(Set)}
* method. If this is called with a value of {@code true}, then retry will be
* enabled for all types of operations. If it is called with a value of
* {@code false}, then retry will be disabled for all types of operations.
*
* @param retryFailedOperationsDueToInvalidConnections
* Indicates whether attempts to process operations should be
* retried on a newly-created connection if they fail in a way
* that indicates the associated connection may no longer be
* usable.
*/
public final void setRetryFailedOperationsDueToInvalidConnections(
final boolean retryFailedOperationsDueToInvalidConnections)
{
if (retryFailedOperationsDueToInvalidConnections)
{
setRetryFailedOperationsDueToInvalidConnections(
EnumSet.allOf(OperationType.class));
}
else
{
setRetryFailedOperationsDueToInvalidConnections(
EnumSet.noneOf(OperationType.class));
}
}
/**
* Specifies the types of operations that should be retried on a newly-created
* connection if the initial attempt fails in a manner that indicates that
* the connection used to process the request may no longer be valid. Only a
* single retry will be attempted for any operation.
*
* Note that this only applies to methods used to process operations in the
* context pool (e.g., using methods that are part of {@link LDAPInterface}),
* and will not automatically be used for operations processed on connections
* checked out of the pool.
*
* @param operationTypes The types of operations for which to retry failed
* operations if they fail in a way that indicates the
* associated connection may no longer be usable. It
* may be {@code null} or empty to indicate that no
* types of operations should be retried.
*/
public abstract void setRetryFailedOperationsDueToInvalidConnections(
Set operationTypes);
/**
* Retrieves the number of connections that are currently available for use in
* this connection pool, if applicable.
*
* @return The number of connections that are currently available for use in
* this connection pool, or -1 if that is not applicable for this
* type of connection pool.
*/
public abstract int getCurrentAvailableConnections();
/**
* Retrieves the maximum number of connections to be maintained in this
* connection pool, which is the maximum number of available connections that
* should be available at any time, if applicable.
*
* @return The number of connections to be maintained in this connection
* pool, or -1 if that is not applicable for this type of connection
* pool.
*/
public abstract int getMaximumAvailableConnections();
/**
* Retrieves the set of statistics maintained for this LDAP connection pool.
*
* @return The set of statistics maintained for this LDAP connection pool.
*/
public abstract LDAPConnectionPoolStatistics getConnectionPoolStatistics();
/**
* Retrieves the user-friendly name that has been assigned to this connection
* pool.
*
* @return The user-friendly name that has been assigned to this connection
* pool, or {@code null} if none has been assigned.
*/
public abstract String getConnectionPoolName();
/**
* Specifies the user-friendly name that should be used for this connection
* pool. This name may be used in debugging to help identify the purpose of
* this connection pool. It will also be assigned to all connections
* associated with this connection pool.
*
* @param connectionPoolName The user-friendly name that should be used for
* this connection pool.
*/
public abstract void setConnectionPoolName(String connectionPoolName);
/**
* Retrieves the health check implementation for this connection pool.
*
* @return The health check implementation for this connection pool.
*/
public abstract LDAPConnectionPoolHealthCheck getHealthCheck();
/**
* Retrieves the length of time in milliseconds between periodic background
* health checks against the available connections in this pool.
*
* @return The length of time in milliseconds between the periodic background
* health checks against the available connections in this pool.
*/
public abstract long getHealthCheckIntervalMillis();
/**
* Specifies the length of time in milliseconds between periodic background
* health checks against the available connections in this pool.
*
* @param healthCheckInterval The length of time in milliseconds between
* periodic background health checks against the
* available connections in this pool. The
* provided value must be greater than zero.
*/
public abstract void setHealthCheckIntervalMillis(long healthCheckInterval);
/**
* Performs a health check against all connections currently available in this
* connection pool. This should only be invoked by the connection pool health
* check thread.
*/
protected abstract void doHealthCheck();
/**
* Retrieves the directory server root DSE using a connection from this
* connection pool.
*
* @return The directory server root DSE, or {@code null} if it is not
* available.
*
* @throws LDAPException If a problem occurs while attempting to retrieve
* the server root DSE.
*/
@Override()
public final RootDSE getRootDSE()
throws LDAPException
{
final LDAPConnection conn = getConnection();
try
{
final RootDSE rootDSE = conn.getRootDSE();
releaseConnection(conn);
return rootDSE;
}
catch (final Throwable t)
{
throwLDAPExceptionIfShouldNotRetry(t, OperationType.SEARCH, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn = replaceDefunctConnection(t, conn);
try
{
final RootDSE rootDSE = newConn.getRootDSE();
releaseConnection(newConn);
return rootDSE;
}
catch (final Throwable t2)
{
throwLDAPException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Retrieves the directory server schema definitions using a connection from
* this connection pool, using the subschema subentry DN contained in the
* server's root DSE. For directory servers containing a single schema, this
* should be sufficient for all purposes. For servers with multiple schemas,
* it may be necessary to specify the DN of the target entry for which to
* obtain the associated schema.
*
* @return The directory server schema definitions, or {@code null} if the
* schema information could not be retrieved (e.g, the client does
* not have permission to read the server schema).
*
* @throws LDAPException If a problem occurs while attempting to retrieve
* the server schema.
*/
@Override()
public final Schema getSchema()
throws LDAPException
{
return getSchema("");
}
/**
* Retrieves the directory server schema definitions that govern the specified
* entry using a connection from this connection pool. The subschemaSubentry
* attribute will be retrieved from the target entry, and then the appropriate
* schema definitions will be loaded from the entry referenced by that
* attribute. This may be necessary to ensure correct behavior in servers
* that support multiple schemas.
*
* @param entryDN The DN of the entry for which to retrieve the associated
* schema definitions. It may be {@code null} or an empty
* string if the subschemaSubentry attribute should be
* retrieved from the server's root DSE.
*
* @return The directory server schema definitions, or {@code null} if the
* schema information could not be retrieved (e.g, the client does
* not have permission to read the server schema).
*
* @throws LDAPException If a problem occurs while attempting to retrieve
* the server schema.
*/
@Override()
public final Schema getSchema(final String entryDN)
throws LDAPException
{
final LDAPConnection conn = getConnection();
try
{
final Schema schema = conn.getSchema(entryDN);
releaseConnection(conn);
return schema;
}
catch (final Throwable t)
{
throwLDAPExceptionIfShouldNotRetry(t, OperationType.SEARCH, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn = replaceDefunctConnection(t, conn);
try
{
final Schema schema = newConn.getSchema(entryDN);
releaseConnection(newConn);
return schema;
}
catch (final Throwable t2)
{
throwLDAPException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Retrieves the entry with the specified DN using a connection from this
* connection pool. All user attributes will be requested in the entry to
* return.
*
* @param dn The DN of the entry to retrieve. It must not be {@code null}.
*
* @return The requested entry, or {@code null} if the target entry does not
* exist or no entry was returned (e.g., if the authenticated user
* does not have permission to read the target entry).
*
* @throws LDAPException If a problem occurs while sending the request or
* reading the response.
*/
@Override()
public final SearchResultEntry getEntry(final String dn)
throws LDAPException
{
return getEntry(dn, StaticUtils.NO_STRINGS);
}
/**
* Retrieves the entry with the specified DN using a connection from this
* connection pool.
*
* @param dn The DN of the entry to retrieve. It must not be
* {@code null}.
* @param attributes The set of attributes to request for the target entry.
* If it is {@code null}, then all user attributes will be
* requested.
*
* @return The requested entry, or {@code null} if the target entry does not
* exist or no entry was returned (e.g., if the authenticated user
* does not have permission to read the target entry).
*
* @throws LDAPException If a problem occurs while sending the request or
* reading the response.
*/
@Override()
public final SearchResultEntry getEntry(final String dn,
final String... attributes)
throws LDAPException
{
final LDAPConnection conn = getConnection();
try
{
final SearchResultEntry entry = conn.getEntry(dn, attributes);
releaseConnection(conn);
return entry;
}
catch (final Throwable t)
{
throwLDAPExceptionIfShouldNotRetry(t, OperationType.SEARCH, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn = replaceDefunctConnection(t, conn);
try
{
final SearchResultEntry entry = newConn.getEntry(dn, attributes);
releaseConnection(newConn);
return entry;
}
catch (final Throwable t2)
{
throwLDAPException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Processes an add operation with the provided information using a connection
* from this connection pool.
*
* @param dn The DN of the entry to add. It must not be
* {@code null}.
* @param attributes The set of attributes to include in the entry to add.
* It must not be {@code null}.
*
* @return The result of processing the add operation.
*
* @throws LDAPException If the server rejects the add request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult add(final String dn, final Attribute... attributes)
throws LDAPException
{
return add(new AddRequest(dn, attributes));
}
/**
* Processes an add operation with the provided information using a connection
* from this connection pool.
*
* @param dn The DN of the entry to add. It must not be
* {@code null}.
* @param attributes The set of attributes to include in the entry to add.
* It must not be {@code null}.
*
* @return The result of processing the add operation.
*
* @throws LDAPException If the server rejects the add request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult add(final String dn,
final Collection attributes)
throws LDAPException
{
return add(new AddRequest(dn, attributes));
}
/**
* Processes an add operation with the provided information using a connection
* from this connection pool.
*
* @param entry The entry to add. It must not be {@code null}.
*
* @return The result of processing the add operation.
*
* @throws LDAPException If the server rejects the add request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult add(final Entry entry)
throws LDAPException
{
return add(new AddRequest(entry));
}
/**
* Processes an add operation with the provided information using a connection
* from this connection pool.
*
* @param ldifLines The lines that comprise an LDIF representation of the
* entry to add. It must not be empty or {@code null}.
*
* @return The result of processing the add operation.
*
* @throws LDIFException If the provided entry lines cannot be decoded as an
* entry in LDIF form.
*
* @throws LDAPException If the server rejects the add request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult add(final String... ldifLines)
throws LDIFException, LDAPException
{
return add(new AddRequest(ldifLines));
}
/**
* Processes the provided add request using a connection from this connection
* pool.
*
* @param addRequest The add request to be processed. It must not be
* {@code null}.
*
* @return The result of processing the add operation.
*
* @throws LDAPException If the server rejects the add request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult add(final AddRequest addRequest)
throws LDAPException
{
final LDAPConnection conn = getConnection();
try
{
final LDAPResult result = conn.add(addRequest);
releaseConnection(conn);
return result;
}
catch (final Throwable t)
{
throwLDAPExceptionIfShouldNotRetry(t, OperationType.ADD, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn = replaceDefunctConnection(t, conn);
try
{
final LDAPResult result = newConn.add(addRequest);
releaseConnection(newConn);
return result;
}
catch (final Throwable t2)
{
throwLDAPException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Processes the provided add request using a connection from this connection
* pool.
*
* @param addRequest The add request to be processed. It must not be
* {@code null}.
*
* @return The result of processing the add operation.
*
* @throws LDAPException If the server rejects the add request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult add(final ReadOnlyAddRequest addRequest)
throws LDAPException
{
return add((AddRequest) addRequest);
}
/**
* Processes a simple bind request with the provided DN and password using a
* connection from this connection pool. Note that this will impact the state
* of the connection in the pool, and therefore this method should only be
* used if this connection pool is used exclusively for processing bind
* operations, or if the retain identity request control (a proprietary
* control for use with the Ping Identity, UnboundID, or Nokia/Alcatel-Lucent
* 8661 Directory Server) is included in the bind request to ensure that the
* authentication state is not impacted.
*
* @param bindDN The bind DN for the bind operation.
* @param password The password for the simple bind operation.
*
* @return The result of processing the bind operation.
*
* @throws LDAPException If the server rejects the bind request, or if a
* problem occurs while sending the request or reading
* the response.
*/
public final BindResult bind(final String bindDN, final String password)
throws LDAPException
{
return bind(new SimpleBindRequest(bindDN, password));
}
/**
* Processes the provided bind request using a connection from this connection
* pool. Note that this will impact the state of the connection in the pool,
* and therefore this method should only be used if this connection pool is
* used exclusively for processing bind operations, or if the retain identity
* request control (a proprietary control for use with the Ping Identity,
* UnboundID, or Nokia/Alcatel-Lucent 8661 Directory Server) is included in
* the bind request to ensure that the authentication state is not impacted.
*
* @param bindRequest The bind request to be processed. It must not be
* {@code null}.
*
* @return The result of processing the bind operation.
*
* @throws LDAPException If the server rejects the bind request, or if a
* problem occurs while sending the request or reading
* the response.
*/
public final BindResult bind(final BindRequest bindRequest)
throws LDAPException
{
final LDAPConnection conn = getConnection();
try
{
final BindResult result = conn.bind(bindRequest);
releaseConnection(conn);
return result;
}
catch (final Throwable t)
{
throwLDAPExceptionIfShouldNotRetry(t, OperationType.BIND, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn = replaceDefunctConnection(t, conn);
try
{
final BindResult result = newConn.bind(bindRequest);
releaseConnection(newConn);
return result;
}
catch (final Throwable t2)
{
throwLDAPException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Processes a compare operation with the provided information using a
* connection from this connection pool.
*
* @param dn The DN of the entry in which to make the
* comparison. It must not be {@code null}.
* @param attributeName The attribute name for which to make the
* comparison. It must not be {@code null}.
* @param assertionValue The assertion value to verify in the target entry.
* It must not be {@code null}.
*
* @return The result of processing the compare operation.
*
* @throws LDAPException If the server rejects the compare request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final CompareResult compare(final String dn,
final String attributeName,
final String assertionValue)
throws LDAPException
{
return compare(new CompareRequest(dn, attributeName, assertionValue));
}
/**
* Processes the provided compare request using a connection from this
* connection pool.
*
* @param compareRequest The compare request to be processed. It must not
* be {@code null}.
*
* @return The result of processing the compare operation.
*
* @throws LDAPException If the server rejects the compare request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final CompareResult compare(final CompareRequest compareRequest)
throws LDAPException
{
final LDAPConnection conn = getConnection();
try
{
final CompareResult result = conn.compare(compareRequest);
releaseConnection(conn);
return result;
}
catch (final Throwable t)
{
throwLDAPExceptionIfShouldNotRetry(t, OperationType.COMPARE, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn = replaceDefunctConnection(t, conn);
try
{
final CompareResult result = newConn.compare(compareRequest);
releaseConnection(newConn);
return result;
}
catch (final Throwable t2)
{
throwLDAPException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Processes the provided compare request using a connection from this
* connection pool.
*
* @param compareRequest The compare request to be processed. It must not
* be {@code null}.
*
* @return The result of processing the compare operation.
*
* @throws LDAPException If the server rejects the compare request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final CompareResult compare(
final ReadOnlyCompareRequest compareRequest)
throws LDAPException
{
return compare((CompareRequest) compareRequest);
}
/**
* Deletes the entry with the specified DN using a connection from this
* connection pool.
*
* @param dn The DN of the entry to delete. It must not be {@code null}.
*
* @return The result of processing the delete operation.
*
* @throws LDAPException If the server rejects the delete request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult delete(final String dn)
throws LDAPException
{
return delete(new DeleteRequest(dn));
}
/**
* Processes the provided delete request using a connection from this
* connection pool.
*
* @param deleteRequest The delete request to be processed. It must not be
* {@code null}.
*
* @return The result of processing the delete operation.
*
* @throws LDAPException If the server rejects the delete request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult delete(final DeleteRequest deleteRequest)
throws LDAPException
{
final LDAPConnection conn = getConnection();
try
{
final LDAPResult result = conn.delete(deleteRequest);
releaseConnection(conn);
return result;
}
catch (final Throwable t)
{
throwLDAPExceptionIfShouldNotRetry(t, OperationType.DELETE, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn = replaceDefunctConnection(t, conn);
try
{
final LDAPResult result = newConn.delete(deleteRequest);
releaseConnection(newConn);
return result;
}
catch (final Throwable t2)
{
throwLDAPException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Processes the provided delete request using a connection from this
* connection pool.
*
* @param deleteRequest The delete request to be processed. It must not be
* {@code null}.
*
* @return The result of processing the delete operation.
*
* @throws LDAPException If the server rejects the delete request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult delete(final ReadOnlyDeleteRequest deleteRequest)
throws LDAPException
{
return delete((DeleteRequest) deleteRequest);
}
/**
* Processes an extended operation with the provided request OID using a
* connection from this connection pool. Note that this method should not be
* used to perform any operation that will alter the state of the connection
* in the pool (e.g., a StartTLS operation) or that involves multiple
* distinct operations on the same connection (e.g., LDAP transactions).
*
* @param requestOID The OID for the extended request to process. It must
* not be {@code null}.
*
* @return The extended result object that provides information about the
* result of the request processing.
*
* @throws LDAPException If a problem occurs while sending the request or
* reading the response.
*/
public final ExtendedResult processExtendedOperation(final String requestOID)
throws LDAPException
{
return processExtendedOperation(new ExtendedRequest(requestOID));
}
/**
* Processes an extended operation with the provided request OID and value
* using a connection from this connection pool. Note that this method should
* not be used to perform any operation that will alter the state of the
* connection in the pool (e.g., a StartTLS operation) or that involves
* multiple distinct operations on the same connection (e.g., LDAP
* transactions).
*
* @param requestOID The OID for the extended request to process. It must
* not be {@code null}.
* @param requestValue The encoded value for the extended request to
* process. It may be {@code null} if there does not
* need to be a value for the requested operation.
*
* @return The extended result object that provides information about the
* result of the request processing.
*
* @throws LDAPException If a problem occurs while sending the request or
* reading the response.
*/
public final ExtendedResult processExtendedOperation(final String requestOID,
final ASN1OctetString requestValue)
throws LDAPException
{
return processExtendedOperation(new ExtendedRequest(requestOID,
requestValue));
}
/**
* Processes the provided extended request using a connection from this
* connection pool. Note that this method should not be used to perform any
* operation that will alter the state of the connection in the pool (e.g., a
* StartTLS operation) or that involves multiple distinct operations on the
* same connection (e.g., LDAP transactions).
*
* @param extendedRequest The extended request to be processed. It must not
* be {@code null}.
*
* @return The extended result object that provides information about the
* result of the request processing.
*
* @throws LDAPException If a problem occurs while sending the request or
* reading the response.
*/
public final ExtendedResult processExtendedOperation(
final ExtendedRequest extendedRequest)
throws LDAPException
{
if (extendedRequest.getOID().equals(
StartTLSExtendedRequest.STARTTLS_REQUEST_OID))
{
throw new LDAPException(ResultCode.NOT_SUPPORTED,
ERR_POOL_STARTTLS_NOT_ALLOWED.get());
}
final LDAPConnection conn = getConnection();
try
{
final ExtendedResult result =
conn.processExtendedOperation(extendedRequest);
releaseConnection(conn);
return result;
}
catch (final Throwable t)
{
throwLDAPExceptionIfShouldNotRetry(t, OperationType.EXTENDED, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn = replaceDefunctConnection(t, conn);
try
{
final ExtendedResult result =
newConn.processExtendedOperation(extendedRequest);
releaseConnection(newConn);
return result;
}
catch (final Throwable t2)
{
throwLDAPException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Applies the provided modification to the specified entry using a connection
* from this connection pool.
*
* @param dn The DN of the entry to modify. It must not be {@code null}.
* @param mod The modification to apply to the target entry. It must not
* be {@code null}.
*
* @return The result of processing the modify operation.
*
* @throws LDAPException If the server rejects the modify request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult modify(final String dn, final Modification mod)
throws LDAPException
{
return modify(new ModifyRequest(dn, mod));
}
/**
* Applies the provided set of modifications to the specified entry using a
* connection from this connection pool.
*
* @param dn The DN of the entry to modify. It must not be {@code null}.
* @param mods The set of modifications to apply to the target entry. It
* must not be {@code null} or empty. *
* @return The result of processing the modify operation.
*
* @throws LDAPException If the server rejects the modify request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult modify(final String dn, final Modification... mods)
throws LDAPException
{
return modify(new ModifyRequest(dn, mods));
}
/**
* Applies the provided set of modifications to the specified entry using a
* connection from this connection pool.
*
* @param dn The DN of the entry to modify. It must not be {@code null}.
* @param mods The set of modifications to apply to the target entry. It
* must not be {@code null} or empty.
*
* @return The result of processing the modify operation.
*
* @throws LDAPException If the server rejects the modify request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult modify(final String dn, final List mods)
throws LDAPException
{
return modify(new ModifyRequest(dn, mods));
}
/**
* Processes a modify request from the provided LDIF representation of the
* changes using a connection from this connection pool.
*
* @param ldifModificationLines The lines that comprise an LDIF
* representation of a modify change record.
* It must not be {@code null} or empty.
*
* @return The result of processing the modify operation.
*
* @throws LDIFException If the provided set of lines cannot be parsed as an
* LDIF modify change record.
*
* @throws LDAPException If the server rejects the modify request, or if a
* problem is encountered while sending the request or
* reading the response.
*
*/
@Override()
public final LDAPResult modify(final String... ldifModificationLines)
throws LDIFException, LDAPException
{
return modify(new ModifyRequest(ldifModificationLines));
}
/**
* Processes the provided modify request using a connection from this
* connection pool.
*
* @param modifyRequest The modify request to be processed. It must not be
* {@code null}.
*
* @return The result of processing the modify operation.
*
* @throws LDAPException If the server rejects the modify request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult modify(final ModifyRequest modifyRequest)
throws LDAPException
{
final LDAPConnection conn = getConnection();
try
{
final LDAPResult result = conn.modify(modifyRequest);
releaseConnection(conn);
return result;
}
catch (final Throwable t)
{
throwLDAPExceptionIfShouldNotRetry(t, OperationType.MODIFY, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn = replaceDefunctConnection(t, conn);
try
{
final LDAPResult result = newConn.modify(modifyRequest);
releaseConnection(newConn);
return result;
}
catch (final Throwable t2)
{
throwLDAPException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Processes the provided modify request using a connection from this
* connection pool.
*
* @param modifyRequest The modify request to be processed. It must not be
* {@code null}.
*
* @return The result of processing the modify operation.
*
* @throws LDAPException If the server rejects the modify request, or if a
* problem is encountered while sending the request or
* reading the response.
*/
@Override()
public final LDAPResult modify(final ReadOnlyModifyRequest modifyRequest)
throws LDAPException
{
return modify((ModifyRequest) modifyRequest);
}
/**
* Performs a modify DN operation with the provided information using a
* connection from this connection pool.
*
* @param dn The current DN for the entry to rename. It must not
* be {@code null}.
* @param newRDN The new RDN to use for the entry. It must not be
* {@code null}.
* @param deleteOldRDN Indicates whether to delete the current RDN value
* from the entry.
*
* @return The result of processing the modify DN operation.
*
* @throws LDAPException If the server rejects the modify DN request, or if
* a problem is encountered while sending the request
* or reading the response.
*/
@Override()
public final LDAPResult modifyDN(final String dn, final String newRDN,
final boolean deleteOldRDN)
throws LDAPException
{
return modifyDN(new ModifyDNRequest(dn, newRDN, deleteOldRDN));
}
/**
* Performs a modify DN operation with the provided information using a
* connection from this connection pool.
*
* @param dn The current DN for the entry to rename. It must not
* be {@code null}.
* @param newRDN The new RDN to use for the entry. It must not be
* {@code null}.
* @param deleteOldRDN Indicates whether to delete the current RDN value
* from the entry.
* @param newSuperiorDN The new superior DN for the entry. It may be
* {@code null} if the entry is not to be moved below a
* new parent.
*
* @return The result of processing the modify DN operation.
*
* @throws LDAPException If the server rejects the modify DN request, or if
* a problem is encountered while sending the request
* or reading the response.
*/
@Override()
public final LDAPResult modifyDN(final String dn, final String newRDN,
final boolean deleteOldRDN,
final String newSuperiorDN)
throws LDAPException
{
return modifyDN(new ModifyDNRequest(dn, newRDN, deleteOldRDN,
newSuperiorDN));
}
/**
* Processes the provided modify DN request using a connection from this
* connection pool.
*
* @param modifyDNRequest The modify DN request to be processed. It must
* not be {@code null}.
*
* @return The result of processing the modify DN operation.
*
* @throws LDAPException If the server rejects the modify DN request, or if
* a problem is encountered while sending the request
* or reading the response.
*/
@Override()
public final LDAPResult modifyDN(final ModifyDNRequest modifyDNRequest)
throws LDAPException
{
final LDAPConnection conn = getConnection();
try
{
final LDAPResult result = conn.modifyDN(modifyDNRequest);
releaseConnection(conn);
return result;
}
catch (final Throwable t)
{
throwLDAPExceptionIfShouldNotRetry(t, OperationType.MODIFY_DN, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn = replaceDefunctConnection(t, conn);
try
{
final LDAPResult result = newConn.modifyDN(modifyDNRequest);
releaseConnection(newConn);
return result;
}
catch (final Throwable t2)
{
throwLDAPException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Processes the provided modify DN request using a connection from this
* connection pool.
*
* @param modifyDNRequest The modify DN request to be processed. It must
* not be {@code null}.
*
* @return The result of processing the modify DN operation.
*
* @throws LDAPException If the server rejects the modify DN request, or if
* a problem is encountered while sending the request
* or reading the response.
*/
@Override()
public final LDAPResult modifyDN(
final ReadOnlyModifyDNRequest modifyDNRequest)
throws LDAPException
{
return modifyDN((ModifyDNRequest) modifyDNRequest);
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool. The search result entries and
* references will be collected internally and included in the
* {@code SearchResult} object that is returned.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references.
*
* @param baseDN The base DN for the search request. It must not be
* {@code null}.
* @param scope The scope that specifies the range of entries that
* should be examined for the search.
* @param filter The string representation of the filter to use to
* identify matching entries. It must not be
* {@code null}.
* @param attributes The set of attributes that should be returned in
* matching entries. It may be {@code null} or empty if
* the default attribute set (all user attributes) is to
* be requested.
*
* @return A search result object that provides information about the
* processing of the search, including the set of matching entries
* and search references returned by the server.
*
* @throws LDAPSearchException If the search does not complete successfully,
* or if a problem is encountered while parsing
* the provided filter string, sending the
* request, or reading the response. If one or
* more entries or references were returned
* before the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResult search(final String baseDN, final SearchScope scope,
final String filter,
final String... attributes)
throws LDAPSearchException
{
return search(new SearchRequest(baseDN, scope, parseFilter(filter),
attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool. The search result entries and
* references will be collected internally and included in the
* {@code SearchResult} object that is returned.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references.
*
* @param baseDN The base DN for the search request. It must not be
* {@code null}.
* @param scope The scope that specifies the range of entries that
* should be examined for the search.
* @param filter The filter to use to identify matching entries. It
* must not be {@code null}.
* @param attributes The set of attributes that should be returned in
* matching entries. It may be {@code null} or empty if
* the default attribute set (all user attributes) is to
* be requested.
*
* @return A search result object that provides information about the
* processing of the search, including the set of matching entries
* and search references returned by the server.
*
* @throws LDAPSearchException If the search does not complete successfully,
* or if a problem is encountered while sending
* the request or reading the response. If one
* or more entries or references were returned
* before the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResult search(final String baseDN, final SearchScope scope,
final Filter filter,
final String... attributes)
throws LDAPSearchException
{
return search(new SearchRequest(baseDN, scope, filter, attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references (although if a search result listener was provided,
* then it will have been used to make any entries and references available,
* and they will not be available through the {@code getSearchEntries} and
* {@code getSearchReferences} methods).
*
* @param searchResultListener The search result listener that should be
* used to return results to the client. It may
* be {@code null} if the search results should
* be collected internally and returned in the
* {@code SearchResult} object.
* @param baseDN The base DN for the search request. It must
* not be {@code null}.
* @param scope The scope that specifies the range of entries
* that should be examined for the search.
* @param filter The string representation of the filter to
* use to identify matching entries. It must
* not be {@code null}.
* @param attributes The set of attributes that should be returned
* in matching entries. It may be {@code null}
* or empty if the default attribute set (all
* user attributes) is to be requested.
*
* @return A search result object that provides information about the
* processing of the search, potentially including the set of
* matching entries and search references returned by the server.
*
* @throws LDAPSearchException If the search does not complete successfully,
* or if a problem is encountered while parsing
* the provided filter string, sending the
* request, or reading the response. If one
* or more entries or references were returned
* before the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResult
search(final SearchResultListener searchResultListener,
final String baseDN, final SearchScope scope, final String filter,
final String... attributes)
throws LDAPSearchException
{
return search(new SearchRequest(searchResultListener, baseDN, scope,
parseFilter(filter), attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references (although if a search result listener was provided,
* then it will have been used to make any entries and references available,
* and they will not be available through the {@code getSearchEntries} and
* {@code getSearchReferences} methods).
*
* @param searchResultListener The search result listener that should be
* used to return results to the client. It may
* be {@code null} if the search results should
* be collected internally and returned in the
* {@code SearchResult} object.
* @param baseDN The base DN for the search request. It must
* not be {@code null}.
* @param scope The scope that specifies the range of entries
* that should be examined for the search.
* @param filter The filter to use to identify matching
* entries. It must not be {@code null}.
* @param attributes The set of attributes that should be returned
* in matching entries. It may be {@code null}
* or empty if the default attribute set (all
* user attributes) is to be requested.
*
* @return A search result object that provides information about the
* processing of the search, potentially including the set of
* matching entries and search references returned by the server.
*
* @throws LDAPSearchException If the search does not complete successfully,
* or if a problem is encountered while sending
* the request or reading the response. If one
* or more entries or references were returned
* before the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResult
search(final SearchResultListener searchResultListener,
final String baseDN, final SearchScope scope, final Filter filter,
final String... attributes)
throws LDAPSearchException
{
return search(new SearchRequest(searchResultListener, baseDN, scope,
filter, attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool. The search result entries and
* references will be collected internally and included in the
* {@code SearchResult} object that is returned.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references.
*
* @param baseDN The base DN for the search request. It must not be
* {@code null}.
* @param scope The scope that specifies the range of entries that
* should be examined for the search.
* @param derefPolicy The dereference policy the server should use for any
* aliases encountered while processing the search.
* @param sizeLimit The maximum number of entries that the server should
* return for the search. A value of zero indicates that
* there should be no limit.
* @param timeLimit The maximum length of time in seconds that the server
* should spend processing this search request. A value
* of zero indicates that there should be no limit.
* @param typesOnly Indicates whether to return only attribute names in
* matching entries, or both attribute names and values.
* @param filter The string representation of the filter to use to
* identify matching entries. It must not be
* {@code null}.
* @param attributes The set of attributes that should be returned in
* matching entries. It may be {@code null} or empty if
* the default attribute set (all user attributes) is to
* be requested.
*
* @return A search result object that provides information about the
* processing of the search, including the set of matching entries
* and search references returned by the server.
*
* @throws LDAPSearchException If the search does not complete successfully,
* or if a problem is encountered while parsing
* the provided filter string, sending the
* request, or reading the response. If one
* or more entries or references were returned
* before the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResult search(final String baseDN, final SearchScope scope,
final DereferencePolicy derefPolicy,
final int sizeLimit, final int timeLimit,
final boolean typesOnly, final String filter,
final String... attributes)
throws LDAPSearchException
{
return search(new SearchRequest(baseDN, scope, derefPolicy, sizeLimit,
timeLimit, typesOnly, parseFilter(filter), attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool. The search result entries and
* references will be collected internally and included in the
* {@code SearchResult} object that is returned.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references.
*
* @param baseDN The base DN for the search request. It must not be
* {@code null}.
* @param scope The scope that specifies the range of entries that
* should be examined for the search.
* @param derefPolicy The dereference policy the server should use for any
* aliases encountered while processing the search.
* @param sizeLimit The maximum number of entries that the server should
* return for the search. A value of zero indicates that
* there should be no limit.
* @param timeLimit The maximum length of time in seconds that the server
* should spend processing this search request. A value
* of zero indicates that there should be no limit.
* @param typesOnly Indicates whether to return only attribute names in
* matching entries, or both attribute names and values.
* @param filter The filter to use to identify matching entries. It
* must not be {@code null}.
* @param attributes The set of attributes that should be returned in
* matching entries. It may be {@code null} or empty if
* the default attribute set (all user attributes) is to
* be requested.
*
* @return A search result object that provides information about the
* processing of the search, including the set of matching entries
* and search references returned by the server.
*
* @throws LDAPSearchException If the search does not complete successfully,
* or if a problem is encountered while sending
* the request or reading the response. If one
* or more entries or references were returned
* before the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResult search(final String baseDN, final SearchScope scope,
final DereferencePolicy derefPolicy,
final int sizeLimit, final int timeLimit,
final boolean typesOnly, final Filter filter,
final String... attributes)
throws LDAPSearchException
{
return search(new SearchRequest(baseDN, scope, derefPolicy, sizeLimit,
timeLimit, typesOnly, filter, attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references (although if a search result listener was provided,
* then it will have been used to make any entries and references available,
* and they will not be available through the {@code getSearchEntries} and
* {@code getSearchReferences} methods).
*
* @param searchResultListener The search result listener that should be
* used to return results to the client. It may
* be {@code null} if the search results should
* be collected internally and returned in the
* {@code SearchResult} object.
* @param baseDN The base DN for the search request. It must
* not be {@code null}.
* @param scope The scope that specifies the range of entries
* that should be examined for the search.
* @param derefPolicy The dereference policy the server should use
* for any aliases encountered while processing
* the search.
* @param sizeLimit The maximum number of entries that the server
* should return for the search. A value of
* zero indicates that there should be no limit.
* @param timeLimit The maximum length of time in seconds that
* the server should spend processing this
* search request. A value of zero indicates
* that there should be no limit.
* @param typesOnly Indicates whether to return only attribute
* names in matching entries, or both attribute
* names and values.
* @param filter The string representation of the filter to
* use to identify matching entries. It must
* not be {@code null}.
* @param attributes The set of attributes that should be returned
* in matching entries. It may be {@code null}
* or empty if the default attribute set (all
* user attributes) is to be requested.
*
* @return A search result object that provides information about the
* processing of the search, potentially including the set of
* matching entries and search references returned by the server.
*
* @throws LDAPSearchException If the search does not complete successfully,
* or if a problem is encountered while parsing
* the provided filter string, sending the
* request, or reading the response. If one
* or more entries or references were returned
* before the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResult
search(final SearchResultListener searchResultListener,
final String baseDN, final SearchScope scope,
final DereferencePolicy derefPolicy, final int sizeLimit,
final int timeLimit, final boolean typesOnly, final String filter,
final String... attributes)
throws LDAPSearchException
{
return search(new SearchRequest(searchResultListener, baseDN, scope,
derefPolicy, sizeLimit, timeLimit, typesOnly, parseFilter(filter),
attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references (although if a search result listener was provided,
* then it will have been used to make any entries and references available,
* and they will not be available through the {@code getSearchEntries} and
* {@code getSearchReferences} methods).
*
* @param searchResultListener The search result listener that should be
* used to return results to the client. It may
* be {@code null} if the search results should
* be collected internally and returned in the
* {@code SearchResult} object.
* @param baseDN The base DN for the search request. It must
* not be {@code null}.
* @param scope The scope that specifies the range of entries
* that should be examined for the search.
* @param derefPolicy The dereference policy the server should use
* for any aliases encountered while processing
* the search.
* @param sizeLimit The maximum number of entries that the server
* should return for the search. A value of
* zero indicates that there should be no limit.
* @param timeLimit The maximum length of time in seconds that
* the server should spend processing this
* search request. A value of zero indicates
* that there should be no limit.
* @param typesOnly Indicates whether to return only attribute
* names in matching entries, or both attribute
* names and values.
* @param filter The filter to use to identify matching
* entries. It must not be {@code null}.
* @param attributes The set of attributes that should be returned
* in matching entries. It may be {@code null}
* or empty if the default attribute set (all
* user attributes) is to be requested.
*
* @return A search result object that provides information about the
* processing of the search, potentially including the set of
* matching entries and search references returned by the server.
*
* @throws LDAPSearchException If the search does not complete successfully,
* or if a problem is encountered while sending
* the request or reading the response. If one
* or more entries or references were returned
* before the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResult
search(final SearchResultListener searchResultListener,
final String baseDN, final SearchScope scope,
final DereferencePolicy derefPolicy, final int sizeLimit,
final int timeLimit, final boolean typesOnly,
final Filter filter, final String... attributes)
throws LDAPSearchException
{
return search(new SearchRequest(searchResultListener, baseDN, scope,
derefPolicy, sizeLimit, timeLimit, typesOnly, filter, attributes));
}
/**
* Processes the provided search request using a connection from this
* connection pool.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references (although if a search result listener was provided,
* then it will have been used to make any entries and references available,
* and they will not be available through the {@code getSearchEntries} and
* {@code getSearchReferences} methods).
*
* @param searchRequest The search request to be processed. It must not be
* {@code null}.
*
* @return A search result object that provides information about the
* processing of the search, potentially including the set of
* matching entries and search references returned by the server.
*
* @throws LDAPSearchException If the search does not complete successfully,
* or if a problem is encountered while sending
* the request or reading the response. If one
* or more entries or references were returned
* before the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResult search(final SearchRequest searchRequest)
throws LDAPSearchException
{
final LDAPConnection conn;
try
{
conn = getConnection();
}
catch (final LDAPException le)
{
Debug.debugException(le);
throw new LDAPSearchException(le);
}
try
{
final SearchResult result = conn.search(searchRequest);
releaseConnection(conn);
return result;
}
catch (final Throwable t)
{
throwLDAPSearchExceptionIfShouldNotRetry(t, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn;
try
{
newConn = replaceDefunctConnection(t, conn);
}
catch (final LDAPException le)
{
Debug.debugException(le);
throw new LDAPSearchException(le);
}
try
{
final SearchResult result = newConn.search(searchRequest);
releaseConnection(newConn);
return result;
}
catch (final Throwable t2)
{
throwLDAPSearchException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Processes the provided search request using a connection from this
* connection pool.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references (although if a search result listener was provided,
* then it will have been used to make any entries and references available,
* and they will not be available through the {@code getSearchEntries} and
* {@code getSearchReferences} methods).
*
* @param searchRequest The search request to be processed. It must not be
* {@code null}.
*
* @return A search result object that provides information about the
* processing of the search, potentially including the set of
* matching entries and search references returned by the server.
*
* @throws LDAPSearchException If the search does not complete successfully,
* or if a problem is encountered while sending
* the request or reading the response. If one
* or more entries or references were returned
* before the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResult search(final ReadOnlySearchRequest searchRequest)
throws LDAPSearchException
{
return search((SearchRequest) searchRequest);
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool. It is expected that at most one
* entry will be returned from the search, and that no additional content from
* the successful search result (e.g., diagnostic message or response
* controls) are needed.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references.
*
* @param baseDN The base DN for the search request. It must not be
* {@code null}.
* @param scope The scope that specifies the range of entries that
* should be examined for the search.
* @param filter The string representation of the filter to use to
* identify matching entries. It must not be
* {@code null}.
* @param attributes The set of attributes that should be returned in
* matching entries. It may be {@code null} or empty if
* the default attribute set (all user attributes) is to
* be requested.
*
* @return The entry that was returned from the search, or {@code null} if no
* entry was returned or the base entry does not exist.
*
* @throws LDAPSearchException If the search does not complete successfully,
* if more than a single entry is returned, or
* if a problem is encountered while parsing the
* provided filter string, sending the request,
* or reading the response. If one or more
* entries or references were returned before
* the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResultEntry searchForEntry(final String baseDN,
final SearchScope scope,
final String filter,
final String... attributes)
throws LDAPSearchException
{
return searchForEntry(new SearchRequest(baseDN, scope,
DereferencePolicy.NEVER, 1, 0, false, parseFilter(filter),
attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool. It is expected that at most one
* entry will be returned from the search, and that no additional content from
* the successful search result (e.g., diagnostic message or response
* controls) are needed.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references.
*
* @param baseDN The base DN for the search request. It must not be
* {@code null}.
* @param scope The scope that specifies the range of entries that
* should be examined for the search.
* @param filter The string representation of the filter to use to
* identify matching entries. It must not be
* {@code null}.
* @param attributes The set of attributes that should be returned in
* matching entries. It may be {@code null} or empty if
* the default attribute set (all user attributes) is to
* be requested.
*
* @return The entry that was returned from the search, or {@code null} if no
* entry was returned or the base entry does not exist.
*
* @throws LDAPSearchException If the search does not complete successfully,
* if more than a single entry is returned, or
* if a problem is encountered while parsing the
* provided filter string, sending the request,
* or reading the response. If one or more
* entries or references were returned before
* the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResultEntry searchForEntry(final String baseDN,
final SearchScope scope,
final Filter filter,
final String... attributes)
throws LDAPSearchException
{
return searchForEntry(new SearchRequest(baseDN, scope,
DereferencePolicy.NEVER, 1, 0, false, filter, attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool. It is expected that at most one
* entry will be returned from the search, and that no additional content from
* the successful search result (e.g., diagnostic message or response
* controls) are needed.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references.
*
* @param baseDN The base DN for the search request. It must not be
* {@code null}.
* @param scope The scope that specifies the range of entries that
* should be examined for the search.
* @param derefPolicy The dereference policy the server should use for any
* aliases encountered while processing the search.
* @param timeLimit The maximum length of time in seconds that the server
* should spend processing this search request. A value
* of zero indicates that there should be no limit.
* @param typesOnly Indicates whether to return only attribute names in
* matching entries, or both attribute names and values.
* @param filter The string representation of the filter to use to
* identify matching entries. It must not be
* {@code null}.
* @param attributes The set of attributes that should be returned in
* matching entries. It may be {@code null} or empty if
* the default attribute set (all user attributes) is to
* be requested.
*
* @return The entry that was returned from the search, or {@code null} if no
* entry was returned or the base entry does not exist.
*
* @throws LDAPSearchException If the search does not complete successfully,
* if more than a single entry is returned, or
* if a problem is encountered while parsing the
* provided filter string, sending the request,
* or reading the response. If one or more
* entries or references were returned before
* the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResultEntry
searchForEntry(final String baseDN, final SearchScope scope,
final DereferencePolicy derefPolicy, final int timeLimit,
final boolean typesOnly, final String filter,
final String... attributes)
throws LDAPSearchException
{
return searchForEntry(new SearchRequest(baseDN, scope, derefPolicy, 1,
timeLimit, typesOnly, parseFilter(filter), attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool. It is expected that at most one
* entry will be returned from the search, and that no additional content from
* the successful search result (e.g., diagnostic message or response
* controls) are needed.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references.
*
* @param baseDN The base DN for the search request. It must not be
* {@code null}.
* @param scope The scope that specifies the range of entries that
* should be examined for the search.
* @param derefPolicy The dereference policy the server should use for any
* aliases encountered while processing the search.
* @param timeLimit The maximum length of time in seconds that the server
* should spend processing this search request. A value
* of zero indicates that there should be no limit.
* @param typesOnly Indicates whether to return only attribute names in
* matching entries, or both attribute names and values.
* @param filter The filter to use to identify matching entries. It
* must not be {@code null}.
* @param attributes The set of attributes that should be returned in
* matching entries. It may be {@code null} or empty if
* the default attribute set (all user attributes) is to
* be requested.
*
* @return The entry that was returned from the search, or {@code null} if no
* entry was returned or the base entry does not exist.
*
* @throws LDAPSearchException If the search does not complete successfully,
* if more than a single entry is returned, or
* if a problem is encountered while parsing the
* provided filter string, sending the request,
* or reading the response. If one or more
* entries or references were returned before
* the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResultEntry
searchForEntry(final String baseDN, final SearchScope scope,
final DereferencePolicy derefPolicy, final int timeLimit,
final boolean typesOnly, final Filter filter,
final String... attributes)
throws LDAPSearchException
{
return searchForEntry(new SearchRequest(baseDN, scope, derefPolicy, 1,
timeLimit, typesOnly, filter, attributes));
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool. It is expected that at most one
* entry will be returned from the search, and that no additional content from
* the successful search result (e.g., diagnostic message or response
* controls) are needed.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references.
*
* @param searchRequest The search request to be processed. If it is
* configured with a search result listener or a size
* limit other than one, then the provided request will
* be duplicated with the appropriate settings.
*
* @return The entry that was returned from the search, or {@code null} if no
* entry was returned or the base entry does not exist.
*
* @throws LDAPSearchException If the search does not complete successfully,
* if more than a single entry is returned, or
* if a problem is encountered while parsing the
* provided filter string, sending the request,
* or reading the response. If one or more
* entries or references were returned before
* the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResultEntry searchForEntry(
final SearchRequest searchRequest)
throws LDAPSearchException
{
final LDAPConnection conn;
try
{
conn = getConnection();
}
catch (final LDAPException le)
{
Debug.debugException(le);
throw new LDAPSearchException(le);
}
try
{
final SearchResultEntry entry = conn.searchForEntry(searchRequest);
releaseConnection(conn);
return entry;
}
catch (final Throwable t)
{
throwLDAPSearchExceptionIfShouldNotRetry(t, conn);
// If we have gotten here, then we should retry the operation with a
// newly-created connection.
final LDAPConnection newConn;
try
{
newConn = replaceDefunctConnection(t, conn);
}
catch (final LDAPException le)
{
Debug.debugException(le);
throw new LDAPSearchException(le);
}
try
{
final SearchResultEntry entry = newConn.searchForEntry(searchRequest);
releaseConnection(newConn);
return entry;
}
catch (final Throwable t2)
{
throwLDAPSearchException(t2, newConn);
}
// This return statement should never be reached.
return null;
}
}
/**
* Processes a search operation with the provided information using a
* connection from this connection pool. It is expected that at most one
* entry will be returned from the search, and that no additional content from
* the successful search result (e.g., diagnostic message or response
* controls) are needed.
*
* Note that if the search does not complete successfully, an
* {@code LDAPSearchException} will be thrown In some cases, one or more
* search result entries or references may have been returned before the
* failure response is received. In this case, the
* {@code LDAPSearchException} methods like {@code getEntryCount},
* {@code getSearchEntries}, {@code getReferenceCount}, and
* {@code getSearchReferences} may be used to obtain information about those
* entries and references.
*
* @param searchRequest The search request to be processed. If it is
* configured with a search result listener or a size
* limit other than one, then the provided request will
* be duplicated with the appropriate settings.
*
* @return The entry that was returned from the search, or {@code null} if no
* entry was returned or the base entry does not exist.
*
* @throws LDAPSearchException If the search does not complete successfully,
* if more than a single entry is returned, or
* if a problem is encountered while parsing the
* provided filter string, sending the request,
* or reading the response. If one or more
* entries or references were returned before
* the failure was encountered, then the
* {@code LDAPSearchException} object may be
* examined to obtain information about those
* entries and/or references.
*/
@Override()
public final SearchResultEntry searchForEntry(
final ReadOnlySearchRequest searchRequest)
throws LDAPSearchException
{
return searchForEntry((SearchRequest) searchRequest);
}
/**
* Parses the provided string as a {@code Filter} object.
*
* @param filterString The string to parse as a {@code Filter}.
*
* @return The parsed {@code Filter}.
*
* @throws LDAPSearchException If the provided string does not represent a
* valid search filter.
*/
private static Filter parseFilter(final String filterString)
throws LDAPSearchException
{
try
{
return Filter.create(filterString);
}
catch (final LDAPException le)
{
Debug.debugException(le);
throw new LDAPSearchException(le);
}
}
/**
* Processes multiple requests in the order they are provided over a single
* connection from this pool. Note that the
* {@link #retryFailedOperationsDueToInvalidConnections()} setting will be
* ignored when processing the provided operations, so that any failed
* operations will not be retried.
*
* @param requests The list of requests to be processed. It must not
* be {@code null} or empty.
* @param continueOnError Indicates whether to attempt to process subsequent
* requests if any of the operations does not
* complete successfully.
*
* @return The set of results from the requests that were processed. The
* order of result objects will correspond to the order of the
* request objects, although the list of results may contain fewer
* elements than the list of requests if an error occurred during
* processing and {@code continueOnError} is {@code false}.
*
* @throws LDAPException If a problem occurs while trying to obtain a
* connection to use for the requests.
*/
public final List processRequests(
final List requests,
final boolean continueOnError)
throws LDAPException
{
Validator.ensureNotNull(requests);
Validator.ensureFalse(requests.isEmpty(),
"LDAPConnectionPool.processRequests.requests must not be empty.");
final LDAPConnection conn;
try
{
conn = getConnection();
}
catch (final LDAPException le)
{
Debug.debugException(le);
throw new LDAPSearchException(le);
}
final ArrayList results = new ArrayList<>(requests.size());
boolean isDefunct = false;
try
{
requestLoop:
for (final LDAPRequest request : requests)
{
try
{
final LDAPResult result = conn.processOperation(request);
results.add(result);
switch (result.getResultCode().intValue())
{
case ResultCode.SUCCESS_INT_VALUE:
case ResultCode.COMPARE_FALSE_INT_VALUE:
case ResultCode.COMPARE_TRUE_INT_VALUE:
case ResultCode.NO_OPERATION_INT_VALUE:
// These will be considered successful operations.
break;
default:
// Anything else will be considered a failure.
if (! ResultCode.isConnectionUsable(result.getResultCode()))
{
isDefunct = true;
}
if (! continueOnError)
{
break requestLoop;
}
break;
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
results.add(new LDAPResult(request.getLastMessageID(),
le.getResultCode(), le.getMessage(),
le.getMatchedDN(), le.getReferralURLs(),
le.getResponseControls()));
if (! ResultCode.isConnectionUsable(le.getResultCode()))
{
isDefunct = true;
}
if (! continueOnError)
{
break;
}
}
}
}
finally
{
if (isDefunct)
{
releaseDefunctConnection(conn);
}
else
{
releaseConnection(conn);
}
}
return results;
}
/**
* Processes multiple requests over a single connection from this pool using
* asynchronous processing to cause the operations to be processed
* concurrently. The list of requests may contain only add, compare, delete,
* modify, modify DN, and search operations (and any search operations to be
* processed must be configured with an {@link AsyncSearchResultListener}.
* This method will not return until all operations have completed, or until
* the specified timeout period has elapsed. The order of elements in the
* list of the {@link AsyncRequestID} objects returned will correspond to the
* order of elements in the list of requests. The operation results may be
* obtained from the returned {@code AsyncRequestID} objects using the
* {@code java.util.concurrent.Future} API.
*
* @param requests The list of requests to be processed. It must
* not be {@code null} or empty, and it must
* contain only add, compare, modify, modify DN,
* and search requests. Any search requests must
* be configured with an
* {@code AsyncSearchResultListener}.
* @param maxWaitTimeMillis The maximum length of time in milliseconds to
* wait for the operations to complete before
* returning. A value that is less than or equal
* to zero indicates that the client should wait
* indefinitely for the operations to complete.
*
* @return The list of {@code AsyncRequestID} objects that may be used to
* retrieve the results for the operations. The order of elements in
* this list will correspond to the order of the provided requests.
*
* @throws LDAPException If there is a problem with any of the requests, or
* if connections in the pool are configured to use
* synchronous mode and therefore cannot be used to
* process asynchronous operations.
*/
public final List processRequestsAsync(
final List requests,
final long maxWaitTimeMillis)
throws LDAPException
{
// Make sure the set of requests is not null or empty.
Validator.ensureNotNull(requests);
Validator.ensureFalse(requests.isEmpty(),
"LDAPConnectionPool.processRequests.requests must not be empty.");
// Make sure that all the requests are acceptable.
for (final LDAPRequest r : requests)
{
switch (r.getOperationType())
{
case ADD:
case COMPARE:
case DELETE:
case MODIFY:
case MODIFY_DN:
// These operation types are always acceptable for asynchronous
// processing.
break;
case SEARCH:
// Search operations will only be acceptable if they have been
// configured with an async search result listener.
final SearchRequest searchRequest = (SearchRequest) r;
if ((searchRequest.getSearchResultListener() == null) ||
(! (searchRequest.getSearchResultListener() instanceof
AsyncSearchResultListener)))
{
throw new LDAPException(ResultCode.PARAM_ERROR,
ERR_POOL_PROCESS_REQUESTS_ASYNC_SEARCH_NOT_ASYNC.get(
String.valueOf(r)));
}
break;
case ABANDON:
case BIND:
case EXTENDED:
case UNBIND:
default:
// These operation types are never acceptable for asynchronous
// processing.
throw new LDAPException(ResultCode.PARAM_ERROR,
ERR_POOL_PROCESS_REQUESTS_ASYNC_OP_NOT_ASYNC.get(
String.valueOf(r)));
}
}
final LDAPConnection conn;
try
{
conn = getConnection();
}
catch (final LDAPException le)
{
Debug.debugException(le);
throw new LDAPSearchException(le);
}
final ArrayList requestIDs =
new ArrayList<>(requests.size());
boolean isDefunct = false;
try
{
// Make sure that the connection is not configured to use synchronous
// mode, because asynchronous operations are not allowed in that mode.
if (conn.synchronousMode())
{
throw new LDAPException(ResultCode.PARAM_ERROR,
ERR_POOL_PROCESS_REQUESTS_ASYNC_SYNCHRONOUS_MODE.get());
}
// Issue all of the requests. If an exception is encountered while
// issuing a request, then convert it into an AsyncRequestID with the
// exception as the result.
for (final LDAPRequest r : requests)
{
AsyncRequestID requestID = null;
try
{
switch (r.getOperationType())
{
case ADD:
requestID = conn.asyncAdd((AddRequest) r, null);
break;
case COMPARE:
requestID = conn.asyncCompare((CompareRequest) r, null);
break;
case DELETE:
requestID = conn.asyncDelete((DeleteRequest) r, null);
break;
case MODIFY:
requestID = conn.asyncModify((ModifyRequest) r, null);
break;
case MODIFY_DN:
requestID = conn.asyncModifyDN((ModifyDNRequest) r, null);
break;
case SEARCH:
requestID = conn.asyncSearch((SearchRequest) r);
break;
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
requestID = new AsyncRequestID(r.getLastMessageID(), conn);
requestID.setResult(le.toLDAPResult());
}
requestIDs.add(requestID);
}
// Wait for the operations to complete. If any operation does not
// complete before the specified timeout, then create a failure result for
// it. If any operation does not complete successfully, then attempt to
// determine whether the failure may indicate that the connection is no
// longer valid.
final long startWaitingTime = System.currentTimeMillis();
final long stopWaitingTime;
if (maxWaitTimeMillis > 0)
{
stopWaitingTime = startWaitingTime + maxWaitTimeMillis;
}
else
{
stopWaitingTime = Long.MAX_VALUE;
}
for (final AsyncRequestID requestID : requestIDs)
{
LDAPResult result;
final long waitTime = stopWaitingTime - System.currentTimeMillis();
if (waitTime > 0)
{
try
{
result = requestID.get(waitTime, TimeUnit.MILLISECONDS);
}
catch (final Exception e)
{
Debug.debugException(e);
requestID.cancel(true);
if (e instanceof TimeoutException)
{
result = new LDAPResult(requestID.getMessageID(),
ResultCode.TIMEOUT,
ERR_POOL_PROCESS_REQUESTS_ASYNC_RESULT_TIMEOUT.get(
(System.currentTimeMillis() - startWaitingTime)),
null, StaticUtils.NO_STRINGS, StaticUtils.NO_CONTROLS);
}
else
{
result = new LDAPResult(requestID.getMessageID(),
ResultCode.LOCAL_ERROR,
ERR_POOL_PROCESS_REQUESTS_ASYNC_RESULT_EXCEPTION.get(
StaticUtils.getExceptionMessage(e)),
null, StaticUtils.NO_STRINGS, StaticUtils.NO_CONTROLS);
}
requestID.setResult(result);
}
}
else
{
requestID.cancel(true);
result = new LDAPResult(requestID.getMessageID(),
ResultCode.TIMEOUT,
ERR_POOL_PROCESS_REQUESTS_ASYNC_RESULT_TIMEOUT.get(
(System.currentTimeMillis() - startWaitingTime)),
null, StaticUtils.NO_STRINGS, StaticUtils.NO_CONTROLS);
requestID.setResult(result);
}
// See if we think that the connection may be defunct.
if (! ResultCode.isConnectionUsable(result.getResultCode()))
{
isDefunct = true;
}
}
return requestIDs;
}
finally
{
if (isDefunct)
{
releaseDefunctConnection(conn);
}
else
{
releaseConnection(conn);
}
}
}
/**
* Examines the provided {@code Throwable} object to determine whether it
* represents an {@code LDAPException} that indicates the associated
* connection may no longer be valid. If that is the case, and if such
* operations should be retried, then no exception will be thrown. Otherwise,
* an appropriate {@code LDAPException} will be thrown.
*
* @param t The {@code Throwable} object that was caught.
* @param o The type of operation for which to make the determination.
* @param conn The connection to be released to the pool.
*
* @throws LDAPException To indicate that a problem occurred during LDAP
* processing and the operation should not be retried.
*/
private void throwLDAPExceptionIfShouldNotRetry(final Throwable t,
final OperationType o,
final LDAPConnection conn)
throws LDAPException
{
if ((t instanceof LDAPException) &&
getOperationTypesToRetryDueToInvalidConnections().contains(o))
{
final LDAPException le = (LDAPException) t;
final LDAPConnectionPoolHealthCheck healthCheck = getHealthCheck();
try
{
healthCheck.ensureConnectionValidAfterException(conn, le);
}
catch (final Exception e)
{
// If we have gotten this exception, then it indicates that the
// connection is no longer valid and the operation should be retried.
Debug.debugException(e);
return;
}
}
throwLDAPException(t, conn);
}
/**
* Examines the provided {@code Throwable} object to determine whether it
* represents an {@code LDAPException} that indicates the associated
* connection may no longer be valid. If that is the case, and if such
* operations should be retried, then no exception will be thrown. Otherwise,
* an appropriate {@code LDAPSearchException} will be thrown.
*
* @param t The {@code Throwable} object that was caught.
* @param conn The connection to be released to the pool.
*
* @throws LDAPSearchException To indicate that a problem occurred during
* LDAP processing and the operation should not
* be retried.
*/
private void throwLDAPSearchExceptionIfShouldNotRetry(final Throwable t,
final LDAPConnection conn)
throws LDAPSearchException
{
if ((t instanceof LDAPException) &&
getOperationTypesToRetryDueToInvalidConnections().contains(
OperationType.SEARCH))
{
final LDAPException le = (LDAPException) t;
final LDAPConnectionPoolHealthCheck healthCheck = getHealthCheck();
try
{
healthCheck.ensureConnectionValidAfterException(conn, le);
}
catch (final Exception e)
{
// If we have gotten this exception, then it indicates that the
// connection is no longer valid and the operation should be retried.
Debug.debugException(e);
return;
}
}
throwLDAPSearchException(t, conn);
}
/**
* Handles the provided {@code Throwable} object by ensuring that the provided
* connection is released to the pool and throwing an appropriate
* {@code LDAPException} object.
*
* @param t The {@code Throwable} object that was caught.
* @param conn The connection to be released to the pool.
*
* @throws LDAPException To indicate that a problem occurred during LDAP
* processing.
*/
void throwLDAPException(final Throwable t, final LDAPConnection conn)
throws LDAPException
{
Debug.debugException(t);
if (t instanceof LDAPException)
{
final LDAPException le = (LDAPException) t;
releaseConnectionAfterException(conn, le);
throw le;
}
else
{
releaseDefunctConnection(conn);
StaticUtils.rethrowIfError(t);
throw new LDAPException(ResultCode.LOCAL_ERROR,
ERR_POOL_OP_EXCEPTION.get(StaticUtils.getExceptionMessage(t)), t);
}
}
/**
* Handles the provided {@code Throwable} object by ensuring that the provided
* connection is released to the pool and throwing an appropriate
* {@code LDAPSearchException} object.
*
* @param t The {@code Throwable} object that was caught.
* @param conn The connection to be released to the pool.
*
* @throws LDAPSearchException To indicate that a problem occurred during
* LDAP search processing.
*/
void throwLDAPSearchException(final Throwable t, final LDAPConnection conn)
throws LDAPSearchException
{
Debug.debugException(t);
if (t instanceof LDAPException)
{
final LDAPSearchException lse;
if (t instanceof LDAPSearchException)
{
lse = (LDAPSearchException) t;
}
else
{
lse = new LDAPSearchException((LDAPException) t);
}
releaseConnectionAfterException(conn, lse);
throw lse;
}
else
{
releaseDefunctConnection(conn);
StaticUtils.rethrowIfError(t);
throw new LDAPSearchException(ResultCode.LOCAL_ERROR,
ERR_POOL_OP_EXCEPTION.get(StaticUtils.getExceptionMessage(t)), t);
}
}
/**
* Retrieves a string representation of this connection pool.
*
* @return A string representation of this connection pool.
*/
@Override()
public final String toString()
{
final StringBuilder buffer = new StringBuilder();
toString(buffer);
return buffer.toString();
}
/**
* Appends a string representation of this connection pool to the provided
* buffer.
*
* @param buffer The buffer to which the string representation should be
* appended.
*/
public abstract void toString(StringBuilder buffer);
}
