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 2010–2011 ApexIdentity Inc. 015 * Portions Copyright 2011-2014 ForgeRock AS. 016 */ 017 018package org.forgerock.openig.resolver; 019 020import java.util.Map; 021 022import org.forgerock.openig.util.UnmodifiableCollection; 023 024/** 025 * Resolves {@link Map} objects. 026 */ 027@SuppressWarnings("rawtypes") 028public class MapResolver implements Resolver { 029 030 @Override 031 public Class<?> getKey() { 032 return Map.class; 033 } 034 035 @Override 036 public Object get(Object object, Object element) { 037 if (object instanceof Map) { 038 Map<?, ?> map = (Map<?, ?>) object; 039 if (map.containsKey(element)) { 040 return map.get(element); 041 } 042 } 043 return Resolver.UNRESOLVED; 044 } 045 046 @SuppressWarnings("unchecked") 047 @Override 048 public Object put(Object object, Object element, Object value) { 049 if (object instanceof Map && !(object instanceof UnmodifiableCollection)) { 050 Map map = (Map) object; 051 try { 052 return map.put(element, value); 053 } catch (UnsupportedOperationException uoe) { 054 // ignore failed attempts to write to read-only map 055 } 056 } 057 return Resolver.UNRESOLVED; 058 } 059}