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 *      Portions Copyright 2012-2023 Ping Identity Corporation
026 */
027package com.unboundid.directory.sdk.http.types;
028
029
030
031import java.lang.reflect.Constructor;
032
033import com.unboundid.util.StaticUtils;
034import com.unboundid.util.ThreadSafety;
035import com.unboundid.util.ThreadSafetyLevel;
036
037
038
039/**
040 * This class provides a factory which may be used to obtain an of a
041 * {@link WebAppServerContext} object.
042 */
043@ThreadSafety(level=ThreadSafetyLevel.COMPLETELY_THREADSAFE)
044public final class WebAppServerContextFactory
045{
046  /**
047   * Obtain an instance of a {@link WebAppServerContext} object.  Note that this
048   * may only be called by a web application running inside the server.
049   *
050   * @return  An instance of a {@code WebAppServerContext} object.
051   */
052  public static WebAppServerContext getServerContext()
053  {
054    try
055    {
056      final Class<?> genericProviderClass = Class.forName(
057           "com.unboundid.directory.sdk.impl.ServerContextProvider");
058      final Class<?> specificProviderClass = Class.forName(
059           "com.unboundid.directory.sdk.impl.WebAppServerContextProvider");
060
061      final Constructor<?> providerClassConstructor =
062           specificProviderClass.getDeclaredConstructor();
063      providerClassConstructor.setAccessible(true);
064      final Object providerObject = providerClassConstructor.newInstance();
065
066      final Class<?> implClass = Class.forName(
067           "com.unboundid.directory.sdk.impl.ServerContextImpl");
068
069      final Constructor<?> constructor =
070           implClass.getConstructor(genericProviderClass);
071      constructor.setAccessible(true);
072
073      final Object o = constructor.newInstance(providerObject);
074      return (WebAppServerContext) o;
075    }
076    catch (final Exception e)
077    {
078      throw new RuntimeException(
079           "Unable to obtain an instance of a WebAppServerContext:  " +
080                StaticUtils.getExceptionMessage(e),
081           e);
082    }
083  }
084}