01: /*
02: * Copyright 2004-2006 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16:
17: package org.compass.core.xml.dom4j;
18:
19: import java.util.List;
20:
21: import org.compass.core.xml.XmlObject;
22: import org.compass.core.xml.XmlXPathExpression;
23: import org.dom4j.Node;
24: import org.dom4j.XPath;
25:
26: /**
27: * A dom4j (http://www.dom4j.org) implementation of {@link XmlXPathExpression}.
28: *
29: * @author kimchy
30: */
31: public class Dom4jXmlXPathExpression implements XmlXPathExpression {
32:
33: private XPath xpath;
34:
35: public Dom4jXmlXPathExpression(XPath xpath) {
36: this .xpath = xpath;
37: }
38:
39: public XmlObject[] select(XmlObject xmlObject) {
40: List nodes = xpath.selectNodes(((Dom4jXmlObject) xmlObject)
41: .getNode());
42: XmlObject[] xmlObjects = new XmlObject[nodes.size()];
43: for (int i = 0; i < xmlObjects.length; i++) {
44: xmlObjects[i] = new Dom4jXmlObject((Node) nodes.get(i));
45: }
46: return xmlObjects;
47: }
48: }
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