01: /*
02: * $Id: CollectionAdapter.java 471756 2006-11-06 15:01:43Z husted $
03: *
04: * Licensed to the Apache Software Foundation (ASF) under one
05: * or more contributor license agreements. See the NOTICE file
06: * distributed with this work for additional information
07: * regarding copyright ownership. The ASF licenses this file
08: * to you under the Apache License, Version 2.0 (the
09: * "License"); you may not use this file except in compliance
10: * with the License. You may obtain a copy of the License at
11: *
12: * http://www.apache.org/licenses/LICENSE-2.0
13: *
14: * Unless required by applicable law or agreed to in writing,
15: * software distributed under the License is distributed on an
16: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17: * KIND, either express or implied. See the License for the
18: * specific language governing permissions and limitations
19: * under the License.
20: */
21: package org.apache.struts2.views.xslt;
22:
23: import java.util.ArrayList;
24: import java.util.Collection;
25: import java.util.List;
26:
27: import org.apache.commons.logging.Log;
28: import org.apache.commons.logging.LogFactory;
29: import org.w3c.dom.Node;
30:
31: /**
32: */
33: public class CollectionAdapter extends AbstractAdapterElement {
34:
35: private Log log = LogFactory.getLog(this .getClass());
36:
37: public CollectionAdapter() {
38: }
39:
40: public CollectionAdapter(AdapterFactory rootAdapterFactory,
41: AdapterNode parent, String propertyName, Object value) {
42: setContext(rootAdapterFactory, parent, propertyName, value);
43: }
44:
45: protected List<Node> buildChildAdapters() {
46: Collection values = (Collection) getPropertyValue();
47: List<Node> children = new ArrayList<Node>(values.size());
48:
49: for (Object value : values) {
50: Node childAdapter = getAdapterFactory().adaptNode(this ,
51: "item", value);
52: if (childAdapter != null)
53: children.add(childAdapter);
54:
55: if (log.isDebugEnabled()) {
56: log.debug(this + " adding adapter: " + childAdapter);
57: }
58: }
59:
60: return children;
61: }
62: }
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