001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018 package org.apache.commons.jci.readers;
019
020 import java.util.Map;
021 import java.util.HashMap;
022
023 /**
024 * A memory based reader to compile from memory
025 *
026 * @author tcurdt
027 */
028 public class MemoryResourceReader implements ResourceReader {
029
030 private Map<String, byte[]> resources = null;
031
032 public boolean isAvailable( final String pResourceName ) {
033 if (resources == null) {
034 return false;
035 }
036
037 return resources.containsKey(pResourceName);
038 }
039
040 public void add( final String pResourceName, final byte[] pContent ) {
041 if (resources == null) {
042 resources = new HashMap<String, byte[]>();
043 }
044
045 resources.put(pResourceName, pContent);
046 }
047
048 public void remove( final String pResourceName ) {
049 if (resources != null) {
050 resources.remove(pResourceName);
051 }
052 }
053
054
055 public byte[] getBytes( final String pResourceName ) {
056 return resources.get(pResourceName);
057 }
058
059 /**
060 * @deprecated
061 */
062 @Deprecated
063 public String[] list() {
064 if (resources == null) {
065 return new String[0];
066 }
067 return resources.keySet().toArray(new String[resources.size()]);
068 }
069 }