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/*
 * Copyright 2008-2019 Ping Identity Corporation
 * All Rights Reserved.
 */
/*
 * Copyright (C) 2015-2019 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.unboundidds.tasks;



import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Date;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import com.unboundid.ldap.sdk.Attribute;
import com.unboundid.ldap.sdk.Entry;
import com.unboundid.util.Debug;
import com.unboundid.util.NotMutable;
import com.unboundid.util.StaticUtils;
import com.unboundid.util.ThreadSafety;
import com.unboundid.util.ThreadSafetyLevel;

import static com.unboundid.ldap.sdk.unboundidds.tasks.TaskMessages.*;



/**
 * This class defines a Directory Server task that can be used to request that
 * the server terminate a client connection.
 * 
*
* NOTE: This class, and other classes within the * {@code com.unboundid.ldap.sdk.unboundidds} package structure, are only * supported for use against Ping Identity, UnboundID, and * Nokia/Alcatel-Lucent 8661 server products. These classes provide support * for proprietary functionality or for external specifications that are not * considered stable or mature enough to be guaranteed to work in an * interoperable way with other types of LDAP servers. *
*
* The properties that are available for use with this type of task include: *
    *
  • The connection ID for the client connection to be terminated. This * is required.
  • *
  • A flag that indicates whether the client connection should be notified * (e.g., using a notice of disconnection unsolicited notification) before * the connection is actually terminated.
  • *
  • An optional message that may provide a reason for the disconnect. If * this is provided, it will appear in the server log, and it may be * provided to the client if the client is to be notified before the * connection is closed.
  • *
*/ @NotMutable() @ThreadSafety(level=ThreadSafetyLevel.COMPLETELY_THREADSAFE) public final class DisconnectClientTask extends Task { /** * The fully-qualified name of the Java class that is used for the disconnect * client task. */ static final String DISCONNECT_CLIENT_TASK_CLASS = "com.unboundid.directory.server.tasks.DisconnectClientTask"; /** * The name of the attribute used to specify the connection ID of the client * connection to terminate. */ private static final String ATTR_CONNECTION_ID = "ds-task-disconnect-connection-id"; /** * The name of the attribute used to specify the disconnect message to provide * to the server. */ private static final String ATTR_DISCONNECT_MESSAGE = "ds-task-disconnect-message"; /** * The name of the attribute used to indicate whether to send a notice of * disconnection message to the client before closing the connection. */ private static final String ATTR_NOTIFY_CLIENT = "ds-task-disconnect-notify-client"; /** * The name of the object class used in disconnect client task entries. */ private static final String OC_DISCONNECT_CLIENT_TASK = "ds-task-disconnect"; /** * The task property for the connection ID. */ private static final TaskProperty PROPERTY_CONNECTION_ID = new TaskProperty(ATTR_CONNECTION_ID, INFO_DISPLAY_NAME_DISCONNECT_CONN_ID.get(), INFO_DESCRIPTION_DISCONNECT_CONN_ID.get(), Long.class, true, false, false); /** * The task property for the disconnect message. */ private static final TaskProperty PROPERTY_DISCONNECT_MESSAGE = new TaskProperty(ATTR_DISCONNECT_MESSAGE, INFO_DISPLAY_NAME_DISCONNECT_MESSAGE.get(), INFO_DESCRIPTION_DISCONNECT_MESSAGE.get(), String.class, false, false, false); /** * The task property for the notify client flag. */ private static final TaskProperty PROPERTY_NOTIFY_CLIENT = new TaskProperty(ATTR_NOTIFY_CLIENT, INFO_DISPLAY_NAME_DISCONNECT_NOTIFY.get(), INFO_DESCRIPTION_DISCONNECT_NOTIFY.get(), Boolean.class, false, false, false); /** * The serial version UID for this serializable class. */ private static final long serialVersionUID = 6870137048384152893L; // Indicates whether to send the client a notice of disconnection. private final boolean notifyClient; // The connection ID of the connection to disconnect. private final long connectionID; // A disconnect message to provide to the server. private final String disconnectMessage; /** * Creates a new uninitialized disconnect client task instance which should * only be used for obtaining general information about this task, including * the task name, description, and supported properties. Attempts to use a * task created with this constructor for any other reason will likely fail. */ public DisconnectClientTask() { notifyClient = false; connectionID = -1; disconnectMessage = null; } /** * Creates a new disconnect client task with the provided information. * * @param taskID The task ID to use for this task. If it is * {@code null} then a UUID will be generated for * use as the task ID. * @param connectionID The connection ID of the client connection to * terminate. * @param disconnectMessage A message to provide to the server to indicate * the reason for the disconnect. It will be * included in the server log, and will be provided * to the client if a notice of disconnection is to * be sent. It may be {@code null} if no message * is to be provided. * @param notifyClient Indicates whether to send a notice of * disconnection message to the client before * terminating the connection. */ public DisconnectClientTask(final String taskID, final long connectionID, final String disconnectMessage, final boolean notifyClient) { this(taskID, connectionID, disconnectMessage, notifyClient, null, null, null, null, null); } /** * Creates a new add disconnect client task with the provided information. * * @param taskID The task ID to use for this task. If it is * {@code null} then a UUID will be generated * for use as the task ID. * @param connectionID The connection ID of the client connection * to terminate. * @param disconnectMessage A message to provide to the server to * indicate the reason for the disconnect. It * will be included in the server log, and * will be provided to the client if a notice * of disconnection is to be sent. It may be * {@code null} if no message is to be * provided. * @param notifyClient Indicates whether to send a notice of * disconnection message to the client before * terminating the connection. * @param scheduledStartTime The time that this task should start * running. * @param dependencyIDs The list of task IDs that will be required * to complete before this task will be * eligible to start. * @param failedDependencyAction Indicates what action should be taken if * any of the dependencies for this task do * not complete successfully. * @param notifyOnCompletion The list of e-mail addresses of individuals * that should be notified when this task * completes. * @param notifyOnError The list of e-mail addresses of individuals * that should be notified if this task does * not complete successfully. */ public DisconnectClientTask(final String taskID, final long connectionID, final String disconnectMessage, final boolean notifyClient, final Date scheduledStartTime, final List dependencyIDs, final FailedDependencyAction failedDependencyAction, final List notifyOnCompletion, final List notifyOnError) { this(taskID, connectionID, disconnectMessage, notifyClient, scheduledStartTime, dependencyIDs, failedDependencyAction, null, notifyOnCompletion, null, notifyOnError, null, null, null); } /** * Creates a new add disconnect client task with the provided information. * * @param taskID The task ID to use for this task. If it is * {@code null} then a UUID will be generated * for use as the task ID. * @param connectionID The connection ID of the client connection * to terminate. * @param disconnectMessage A message to provide to the server to * indicate the reason for the disconnect. It * will be included in the server log, and * will be provided to the client if a notice * of disconnection is to be sent. It may be * {@code null} if no message is to be * provided. * @param notifyClient Indicates whether to send a notice of * disconnection message to the client before * terminating the connection. * @param scheduledStartTime The time that this task should start * running. * @param dependencyIDs The list of task IDs that will be required * to complete before this task will be * eligible to start. * @param failedDependencyAction Indicates what action should be taken if * any of the dependencies for this task do * not complete successfully. * @param notifyOnStart The list of e-mail addresses of individuals * that should be notified when this task * starts running. * @param notifyOnCompletion The list of e-mail addresses of individuals * that should be notified when this task * completes. * @param notifyOnSuccess The list of e-mail addresses of individuals * that should be notified if this task * completes successfully. * @param notifyOnError The list of e-mail addresses of individuals * that should be notified if this task does * not complete successfully. * @param alertOnStart Indicates whether the server should send an * alert notification when this task starts. * @param alertOnSuccess Indicates whether the server should send an * alert notification if this task completes * successfully. * @param alertOnError Indicates whether the server should send an * alert notification if this task fails to * complete successfully. */ public DisconnectClientTask(final String taskID, final long connectionID, final String disconnectMessage, final boolean notifyClient, final Date scheduledStartTime, final List dependencyIDs, final FailedDependencyAction failedDependencyAction, final List notifyOnStart, final List notifyOnCompletion, final List notifyOnSuccess, final List notifyOnError, final Boolean alertOnStart, final Boolean alertOnSuccess, final Boolean alertOnError) { super(taskID, DISCONNECT_CLIENT_TASK_CLASS, scheduledStartTime, dependencyIDs, failedDependencyAction, notifyOnStart, notifyOnCompletion, notifyOnSuccess, notifyOnError, alertOnStart, alertOnSuccess, alertOnError); this.connectionID = connectionID; this.disconnectMessage = disconnectMessage; this.notifyClient = notifyClient; } /** * Creates a new disconnect client task from the provided entry. * * @param entry The entry to use to create this disconnect client task. * * @throws TaskException If the provided entry cannot be parsed as a * disconnect client task entry. */ public DisconnectClientTask(final Entry entry) throws TaskException { super(entry); // Get the connection ID. It must be present. final String idStr = entry.getAttributeValue(ATTR_CONNECTION_ID); if (idStr == null) { throw new TaskException(ERR_DISCONNECT_TASK_NO_CONN_ID.get( getTaskEntryDN())); } else { try { connectionID = Long.parseLong(idStr); } catch (final Exception e) { Debug.debugException(e); throw new TaskException(ERR_DISCONNECT_TASK_CONN_ID_NOT_LONG.get( getTaskEntryDN(), idStr), e); } } // Get the disconnect message. It may be absent. disconnectMessage = entry.getAttributeValue(ATTR_DISCONNECT_MESSAGE); // Determine whether to notify the client. It may be absent. notifyClient = parseBooleanValue(entry, ATTR_NOTIFY_CLIENT, false); } /** * Creates a new disconnect client task from the provided set of task * properties. * * @param properties The set of task properties and their corresponding * values to use for the task. It must not be * {@code null}. * * @throws TaskException If the provided set of properties cannot be used to * create a valid disconnect client task. */ public DisconnectClientTask(final Map> properties) throws TaskException { super(DISCONNECT_CLIENT_TASK_CLASS, properties); boolean notify = false; Long connID = null; String msg = null; for (final Map.Entry> entry : properties.entrySet()) { final TaskProperty p = entry.getKey(); final String attrName = p.getAttributeName(); final List values = entry.getValue(); if (attrName.equalsIgnoreCase(ATTR_CONNECTION_ID)) { connID = parseLong(p, values, connID); } else if (attrName.equalsIgnoreCase(ATTR_DISCONNECT_MESSAGE)) { msg = parseString(p, values, msg); } else if (attrName.equalsIgnoreCase(ATTR_NOTIFY_CLIENT)) { notify = parseBoolean(p, values, notify); } } if (connID == null) { throw new TaskException(ERR_DISCONNECT_TASK_NO_CONN_ID.get( getTaskEntryDN())); } connectionID = connID; disconnectMessage = msg; notifyClient = notify; } /** * {@inheritDoc} */ @Override() public String getTaskName() { return INFO_TASK_NAME_DISCONNECT_CLIENT.get(); } /** * {@inheritDoc} */ @Override() public String getTaskDescription() { return INFO_TASK_DESCRIPTION_DISCONNECT_CLIENT.get(); } /** * Retrieves the connection ID of the client connection to disconnect. * * @return The connection ID of the client connection to disconnect. */ public long getConnectionID() { return connectionID; } /** * Retrieves the disconnect message to provide to the server, and potentially * to the client. * * @return The disconnect message, or {@code null} if no message is to be * provided. */ public String getDisconnectMessage() { return disconnectMessage; } /** * Indicates whether to send a notice of disconnection message to the client * before terminating the connection. * * @return {@code true} if the server should send a notice of disconnection * to the client, or {@code false} if it should terminate the * connection without warning. */ public boolean notifyClient() { return notifyClient; } /** * {@inheritDoc} */ @Override() protected List getAdditionalObjectClasses() { return Collections.singletonList(OC_DISCONNECT_CLIENT_TASK); } /** * {@inheritDoc} */ @Override() protected List getAdditionalAttributes() { final ArrayList attrs = new ArrayList<>(3); attrs.add(new Attribute(ATTR_CONNECTION_ID, String.valueOf(connectionID))); attrs.add(new Attribute(ATTR_NOTIFY_CLIENT, String.valueOf(notifyClient))); if (disconnectMessage != null) { attrs.add(new Attribute(ATTR_DISCONNECT_MESSAGE, disconnectMessage)); } return attrs; } /** * {@inheritDoc} */ @Override() public List getTaskSpecificProperties() { final List propList = Arrays.asList( PROPERTY_CONNECTION_ID, PROPERTY_DISCONNECT_MESSAGE, PROPERTY_NOTIFY_CLIENT); return Collections.unmodifiableList(propList); } /** * {@inheritDoc} */ @Override() public Map> getTaskPropertyValues() { final LinkedHashMap> props = new LinkedHashMap<>(StaticUtils.computeMapCapacity(10)); props.put(PROPERTY_CONNECTION_ID, Collections.singletonList(connectionID)); if (disconnectMessage == null) { props.put(PROPERTY_DISCONNECT_MESSAGE, Collections.emptyList()); } else { props.put(PROPERTY_DISCONNECT_MESSAGE, Collections.singletonList(disconnectMessage)); } props.put(PROPERTY_NOTIFY_CLIENT, Collections.singletonList(notifyClient)); props.putAll(super.getTaskPropertyValues()); return Collections.unmodifiableMap(props); } }