001    /*
002     * CDDL HEADER START
003     *
004     * The contents of this file are subject to the terms of the
005     * Common Development and Distribution License, Version 1.0 only
006     * (the "License").  You may not use this file except in compliance
007     * with the License.
008     *
009     * You can obtain a copy of the license at
010     * docs/licenses/cddl.txt
011     * or http://www.opensource.org/licenses/cddl1.php.
012     * See the License for the specific language governing permissions
013     * and limitations under the License.
014     *
015     * When distributing Covered Code, include this CDDL HEADER in each
016     * file and include the License file at
017     * docs/licenses/cddl.txt.  If applicable,
018     * add the following below this CDDL HEADER, with the fields enclosed
019     * by brackets "[]" replaced with your own identifying information:
020     *      Portions Copyright [yyyy] [name of copyright owner]
021     *
022     * CDDL HEADER END
023     *
024     *
025     *      Copyright 2011-2013 UnboundID Corp.
026     */
027    package com.unboundid.directory.sdk.common.api;
028    
029    import com.unboundid.directory.sdk.common.internal.UnboundIDExtension;
030    import com.unboundid.directory.sdk.common.types.InstallExtensionDetails;
031    import com.unboundid.directory.sdk.common.types.PostManageExtensionPluginResult;
032    import com.unboundid.directory.sdk.common.types.PreManageExtensionPluginResult;
033    import com.unboundid.directory.sdk.common.types.UpdateExtensionDetails;
034    import com.unboundid.directory.sdk.ds.internal.DirectoryServerExtension;
035    import com.unboundid.directory.sdk.metrics.internal.MetricsEngineExtension;
036    import com.unboundid.directory.sdk.proxy.internal.DirectoryProxyServerExtension;
037    import com.unboundid.directory.sdk.sync.internal.SynchronizationServerExtension;
038    import com.unboundid.util.Extensible;
039    import com.unboundid.util.ThreadSafety;
040    import com.unboundid.util.ThreadSafetyLevel;
041    
042    /**
043     * This class defines an API that may be implemented by extensions which will
044     * be managed by the manage-extension tool. This API allows extensions to
045     * perform custom operations during the install/update process.
046     * <BR><BR>
047     * This plugin will be invoked during the following phases:
048     * <UL>
049     * <LI>before install -- Invoked when an extension is first installed before
050     *     any files are copied to the server installation.</LI>
051     * <LI>after install -- Invoked when an extension is first installed after
052     *     all files are copied to the server installation.</LI>
053     * <LI>before update -- Invoked when an extension is updated before any files
054     *     are updated.</LI>
055     * <LI>after update -- Invoked when an extension is updated after all files
056     *     are updated.</LI>
057     * </UL>
058     */
059    @Extensible()
060    @DirectoryServerExtension()
061    @DirectoryProxyServerExtension(appliesToLocalContent=true,
062         appliesToRemoteContent=true)
063    @SynchronizationServerExtension(appliesToLocalContent=true,
064         appliesToSynchronizedContent=false)
065    @MetricsEngineExtension()
066    @ThreadSafety(level= ThreadSafetyLevel.INTERFACE_THREADSAFE)
067    public abstract class ManageExtensionPlugin implements UnboundIDExtension
068    {
069      /**
070       * Invoked when an extension is first installed before shutting down
071       * the server and any files are copied to the server installation.
072       *
073       * @param details The state of the install before any files are copied.
074       * @return Whether to continue the installation process.
075       */
076      public PreManageExtensionPluginResult preInstall(
077          final InstallExtensionDetails details)
078      {
079        // No default implementation
080        return PreManageExtensionPluginResult.SUCCESS;
081      }
082    
083      /**
084       * Invoked when an extension is first installed after all files are copied
085       * to the server installation but before restarting the server.
086       *
087       * @param details The state of the install after all files are copied.
088       * @return Whether the server should be restarted after the install if
089       *                 previous started.
090       */
091      public PostManageExtensionPluginResult postInstall(
092          final InstallExtensionDetails details)
093      {
094        // No default implementation
095        return PostManageExtensionPluginResult.SUCCESS;
096      }
097    
098      /**
099       * Invoked when an extension is updated before shutting down the server and
100       * any files are updated to the server installation.
101       *
102       * @param details The state of the update before any files are updated.
103       * @return Whether to continue the update process.
104       */
105      public PreManageExtensionPluginResult preUpdate(
106          final UpdateExtensionDetails details)
107      {
108        // No default implementation
109        return PreManageExtensionPluginResult.SUCCESS;
110      }
111    
112      /**
113       * Invoked when an extension is updated after all files are update to the
114       * server installation but before restarting the server.
115       *
116       * @param details The state of the update after all files are updated.
117       * @return Whether the server should be restarted after the update if
118       *                 previous started.
119       */
120      public PostManageExtensionPluginResult postUpdate(
121          final UpdateExtensionDetails details)
122      {
123        // No default implementation
124        return PostManageExtensionPluginResult.SUCCESS;
125      }
126    }