001/* 002 * The contents of this file are subject to the terms of the Common Development and 003 * Distribution License (the License). You may not use this file except in compliance with the 004 * License. 005 * 006 * You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the 007 * specific language governing permission and limitations under the License. 008 * 009 * When distributing Covered Software, include this CDDL Header Notice in each file and include 010 * the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL 011 * Header, with the fields enclosed by brackets [] replaced by your own identifying 012 * information: "Portions copyright [year] [name of copyright owner]". 013 * 014 * Copyright 2016 ForgeRock AS. 015 * 016 */ 017package org.forgerock.opendj.rest2ldap; 018 019import org.forgerock.json.resource.ActionRequest; 020import org.forgerock.json.resource.ActionResponse; 021import org.forgerock.json.resource.CreateRequest; 022import org.forgerock.json.resource.DeleteRequest; 023import org.forgerock.json.resource.PatchRequest; 024import org.forgerock.json.resource.QueryRequest; 025import org.forgerock.json.resource.QueryResourceHandler; 026import org.forgerock.json.resource.QueryResponse; 027import org.forgerock.json.resource.ReadRequest; 028import org.forgerock.json.resource.Request; 029import org.forgerock.json.resource.RequestHandler; 030import org.forgerock.json.resource.ResourceException; 031import org.forgerock.json.resource.ResourceResponse; 032import org.forgerock.json.resource.UpdateRequest; 033import org.forgerock.services.context.Context; 034import org.forgerock.util.promise.Promise; 035 036/** 037 * An abstract base class from which request handlers may be easily implemented. The default implementation of each 038 * method is to invoke the {@link #handleRequest(Context, Request)} method. 039 */ 040public abstract class AbstractRequestHandler implements RequestHandler { 041 /** Creates a new {@code AbstractRequestHandler}. */ 042 protected AbstractRequestHandler() { 043 // Nothing to do. 044 } 045 046 @Override 047 public Promise<ActionResponse, ResourceException> handleAction(final Context context, final ActionRequest request) { 048 return handleRequest(context, request); 049 } 050 051 @Override 052 public Promise<ResourceResponse, ResourceException> handleCreate(final Context context, 053 final CreateRequest request) { 054 return handleRequest(context, request); 055 } 056 057 @Override 058 public Promise<ResourceResponse, ResourceException> handleDelete(final Context context, 059 final DeleteRequest request) { 060 return handleRequest(context, request); 061 } 062 063 @Override 064 public Promise<ResourceResponse, ResourceException> handlePatch(final Context context, final PatchRequest request) { 065 return handleRequest(context, request); 066 } 067 068 @Override 069 public Promise<QueryResponse, ResourceException> handleQuery(final Context context, final QueryRequest request, 070 final QueryResourceHandler handler) { 071 return handleRequest(context, request); 072 } 073 074 @Override 075 public Promise<ResourceResponse, ResourceException> handleRead(final Context context, final ReadRequest request) { 076 return handleRequest(context, request); 077 } 078 079 @Override 080 public Promise<ResourceResponse, ResourceException> handleUpdate(final Context context, 081 final UpdateRequest request) { 082 return handleRequest(context, request); 083 } 084 085 /** 086 * Implement this method in order to provide a default behavior when processing requests. 087 * 088 * @param <V> 089 * The type of response. 090 * @param context 091 * The request context. 092 * @param request 093 * The request. 094 * @return A {@code Promise} containing the result of the operation. 095 */ 096 protected abstract <V> Promise<V, ResourceException> handleRequest(final Context context, final Request request); 097}