01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: package org.apache.commons.jci.stores;
19:
20: import java.util.ArrayList;
21: import java.util.HashMap;
22: import java.util.Iterator;
23: import java.util.List;
24: import java.util.Map;
25: import org.apache.commons.logging.Log;
26: import org.apache.commons.logging.LogFactory;
27:
28: /**
29: * Store just in memory
30: *
31: * @author tcurdt
32: */
33: public final class MemoryResourceStore implements ResourceStore {
34:
35: private final Log log = LogFactory
36: .getLog(MemoryResourceStore.class);
37:
38: private final Map store = new HashMap();
39:
40: public byte[] read(final String pResourceName) {
41: log.debug("reading resource " + pResourceName);
42: return (byte[]) store.get(pResourceName);
43: }
44:
45: public void write(final String pResourceName, final byte[] pData) {
46: log.debug("writing resource " + pResourceName + "("
47: + pData.length + ")");
48: store.put(pResourceName, pData);
49: }
50:
51: public void remove(final String pResourceName) {
52: log.debug("removing resource " + pResourceName);
53: store.remove(pResourceName);
54: }
55:
56: /**
57: * @deprecated
58: */
59: public String[] list() {
60: if (store == null) {
61: return new String[0];
62: }
63: final List names = new ArrayList();
64:
65: for (final Iterator it = store.keySet().iterator(); it
66: .hasNext();) {
67: final String name = (String) it.next();
68: names.add(name);
69: }
70:
71: return (String[]) names.toArray(new String[store.size()]);
72: }
73:
74: public String toString() {
75: return this.getClass().getName() + store.toString();
76: }
77: }
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