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/*
* Copyright (c) 2009-2016, Data Geekery GmbH (http://www.datageekery.com)
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Other licenses:
* -----------------------------------------------------------------------------
* Commercial licenses for this work are available. These replace the above
* ASL 2.0 and offer limited warranties, support, maintenance, and commercial
* database integrations.
*
* For more information, please visit: http://www.jooq.org/licenses
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*/
package org.jooq.impl;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Savepoint;
import org.jooq.ConnectionProvider;
import org.jooq.exception.DataAccessException;
import org.jooq.tools.JooqLogger;
import org.jooq.tools.jdbc.JDBCUtils;
/**
* A default implementation for {@link ConnectionProvider}.
*
* This implementation just wraps a JDBC {@link Connection} and provides jOOQ
* with the same connection for every query. jOOQ will not call any
* transaction-related methods on the supplied connection. Instead, jOOQ
* provides you with convenient access to those methods, wrapping any checked
* {@link SQLException} into an unchecked {@link DataAccessException}
*
* @author Aaron Digulla
* @author Lukas Eder
*/
public class DefaultConnectionProvider implements ConnectionProvider {
private static final JooqLogger log = JooqLogger.getLogger(DefaultConnectionProvider.class);
Connection connection;
final boolean finalize;
public DefaultConnectionProvider(Connection connection) {
this(connection, false);
}
DefaultConnectionProvider(Connection connection, boolean finalize) {
this.connection = connection;
this.finalize = finalize;
}
// -------------------------------------------------------------------------
// XXX: ConnectionProvider API
// -------------------------------------------------------------------------
@Override
public final Connection acquire() {
return connection;
}
@Override
public final void release(Connection released) {}
@Override
protected void finalize() throws Throwable {
if (finalize)
JDBCUtils.safeClose(connection);
super.finalize();
}
// -------------------------------------------------------------------------
// XXX: Original DSLContext/Factory API (JDBC utility methods)
// -------------------------------------------------------------------------
public final void setConnection(Connection connection) {
this.connection = connection;
}
/**
* Convenience method to access {@link Connection#commit()}.
*/
public final void commit() throws DataAccessException {
try {
log.debug("commit");
connection.commit();
}
catch (Exception e) {
throw new DataAccessException("Cannot commit transaction", e);
}
}
/**
* Convenience method to access {@link Connection#rollback()}.
*/
public final void rollback() throws DataAccessException {
try {
log.debug("rollback");
connection.rollback();
}
catch (Exception e) {
throw new DataAccessException("Cannot rollback transaction", e);
}
}
/**
* Convenience method to access {@link Connection#rollback(Savepoint)}.
*/
public final void rollback(Savepoint savepoint) throws DataAccessException {
try {
log.debug("rollback to savepoint");
connection.rollback(savepoint);
}
catch (Exception e) {
throw new DataAccessException("Cannot rollback transaction", e);
}
}
/**
* Convenience method to access {@link Connection#setSavepoint()}.
*/
public final Savepoint setSavepoint() throws DataAccessException {
try {
log.debug("set savepoint");
return connection.setSavepoint();
}
catch (Exception e) {
throw new DataAccessException("Cannot set savepoint", e);
}
}
/**
* Convenience method to access {@link Connection#setSavepoint(String)}.
*/
public final Savepoint setSavepoint(String name) throws DataAccessException {
try {
log.debug("set savepoint", name);
return connection.setSavepoint(name);
}
catch (Exception e) {
throw new DataAccessException("Cannot set savepoint", e);
}
}
/**
* Convenience method to access
* {@link Connection#releaseSavepoint(Savepoint)}.
*/
public final void releaseSavepoint(Savepoint savepoint) throws DataAccessException {
try {
log.debug("release savepoint");
connection.releaseSavepoint(savepoint);
}
catch (Exception e) {
throw new DataAccessException("Cannot release savepoint", e);
}
}
/**
* Convenience method to access {@link Connection#setReadOnly(boolean)}.
*/
public final void setReadOnly(boolean readOnly) throws DataAccessException {
try {
log.debug("setting read only", readOnly);
connection.setReadOnly(readOnly);
}
catch (Exception e) {
throw new DataAccessException("Cannot set readOnly", e);
}
}
/**
* Convenience method to access {@link Connection#isReadOnly()}.
*/
public final boolean isReadOnly() throws DataAccessException {
try {
return connection.isReadOnly();
}
catch (Exception e) {
throw new DataAccessException("Cannot get readOnly", e);
}
}
/**
* Convenience method to access {@link Connection#setAutoCommit(boolean)}.
*/
public final void setAutoCommit(boolean autoCommit) throws DataAccessException {
try {
log.debug("setting auto commit", autoCommit);
connection.setAutoCommit(autoCommit);
}
catch (Exception e) {
throw new DataAccessException("Cannot set autoCommit", e);
}
}
/**
* Convenience method to access {@link Connection#getAutoCommit()}.
*/
public final boolean getAutoCommit() throws DataAccessException {
try {
return connection.getAutoCommit();
}
catch (Exception e) {
throw new DataAccessException("Cannot get autoCommit", e);
}
}
/**
* Convenience method to access {@link Connection#setHoldability(int)}.
*/
public final void setHoldability(int holdability) throws DataAccessException {
try {
log.debug("setting holdability", holdability);
connection.setHoldability(holdability);
}
catch (Exception e) {
throw new DataAccessException("Cannot set holdability", e);
}
}
/**
* Convenience method to access {@link Connection#getHoldability()}.
*/
public final int getHoldability() throws DataAccessException {
try {
return connection.getHoldability();
}
catch (Exception e) {
throw new DataAccessException("Cannot get holdability", e);
}
}
/**
* Convenience method to access
* {@link Connection#setTransactionIsolation(int)}.
*/
public final void setTransactionIsolation(int level) throws DataAccessException {
try {
log.debug("setting tx isolation", level);
connection.setTransactionIsolation(level);
}
catch (Exception e) {
throw new DataAccessException("Cannot set transactionIsolation", e);
}
}
/**
* Convenience method to access {@link Connection#getTransactionIsolation()}.
*/
public final int getTransactionIsolation() throws DataAccessException {
try {
return connection.getTransactionIsolation();
}
catch (Exception e) {
throw new DataAccessException("Cannot get transactionIsolation", e);
}
}
}