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: package org.apache.cocoon.portal.util;
18:
19: import java.util.HashMap;
20: import java.util.Iterator;
21: import java.util.Map;
22:
23: import org.apache.cocoon.portal.coplet.CopletData;
24: import org.apache.cocoon.portal.coplet.CopletInstanceData;
25: import org.exolab.castor.mapping.MapItem;
26:
27: /**
28: * Field handler for attributes of a CopletData object.
29: *
30: * FIXME This is a little bit hacky and should be changed by using
31: * reflection
32: *
33: * @author <a href="mailto:bluetkemeier@s-und-n.de">Björn Lütkemeier</a>
34: *
35: * @version CVS $Id: AttributesFieldHandler.java 433543 2006-08-22 06:22:54Z crossley $
36: */
37: public class AttributesFieldHandler extends AbstractFieldHandler {
38:
39: protected Map getAttributes(Object object) {
40: if (object instanceof CopletData) {
41: return ((CopletData) object).getAttributes();
42: }
43: return ((CopletInstanceData) object).getAttributes();
44: }
45:
46: public Object getValue(Object object) {
47: HashMap map = new HashMap();
48: Iterator iterator = this .getAttributes(object).entrySet()
49: .iterator();
50: Map.Entry entry;
51: Object key;
52: while (iterator.hasNext()) {
53: entry = (Map.Entry) iterator.next();
54: key = entry.getKey();
55: map.put(key, new MapItem(key, entry.getValue()));
56: }
57: return map;
58: }
59:
60: public Object newInstance(Object parent) {
61: return new MapItem();
62: }
63:
64: public void resetValue(Object object) {
65: this .getAttributes(object).clear();
66: }
67:
68: public void setValue(Object object, Object value) {
69: MapItem item = (MapItem) value;
70: this.getAttributes(object).put(item.getKey(), item.getValue());
71: }
72: }
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