001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.netbeans.modules.cnd.repository.impl;
043:
044: import java.util.Collections;
045: import java.util.HashMap;
046: import java.util.Map;
047: import java.util.Set;
048: import org.netbeans.modules.cnd.repository.spi.Key;
049: import org.netbeans.modules.cnd.repository.spi.Persistent;
050: import org.netbeans.modules.cnd.repository.api.Repository;
051: import org.netbeans.modules.cnd.repository.spi.RepositoryListener;
052:
053: /**
054: * hash map based Repository
055: * @author Vladimir Voskresensky
056: */
057: public class HashMapRepository implements Repository {
058: private Map<Key, Persistent> map = Collections
059: .synchronizedMap(new HashMap<Key, Persistent>());
060:
061: /**
062: * HashMapRepository creates from META-INF/services;
063: * no need for public constructor
064: */
065: public HashMapRepository() {
066: }
067:
068: public void put(Key key, Persistent obj) {
069: assert key != null;
070: assert obj != null;
071: map.put(key, obj);
072: }
073:
074: public Persistent get(Key key) {
075: return map.get(key);
076: }
077:
078: public Persistent tryGet(Key key) {
079: return map.get(key);
080: }
081:
082: public void remove(Key key) {
083: map.remove(key);
084: }
085:
086: public void hang(Key key, Persistent obj) {
087: put(key, obj);
088: }
089:
090: public void debugClear() {
091: // do nothing
092: }
093:
094: public void shutdown() {
095: map.clear();
096: }
097:
098: public void openUnit(String unitName) {
099: // do nothing
100: }
101:
102: public void closeUnit(String unitName, boolean cleanRepository,
103: Set<String> requiredUnits) {
104: // do nothing
105: }
106:
107: public void removeUnit(String unitName) {
108: }
109:
110: public void cleanCaches() {
111: // do nothing
112: }
113:
114: public void registerRepositoryListener(RepositoryListener aListener) {
115: // do nothing
116: }
117:
118: public void unregisterRepositoryListener(
119: RepositoryListener aListener) {
120: // do nothing
121: }
122:
123: public void startup(int persistMechanismVersion) {
124: }
125:
126: }
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