1 /**
2 * Copyright 2005-2013 The Kuali Foundation
3 *
4 * Licensed under the Educational Community License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.opensource.org/licenses/ecl2.php
9 *
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 package org.kuali.rice.kew.transformation;
17
18 import java.io.FileOutputStream;
19
20 import javax.xml.transform.TransformerFactory;
21 import javax.xml.transform.URIResolver;
22 import javax.xml.transform.sax.SAXResult;
23 import javax.xml.transform.sax.SAXSource;
24 import javax.xml.transform.sax.SAXTransformerFactory;
25 import javax.xml.transform.sax.TransformerHandler;
26 import javax.xml.transform.stream.StreamSource;
27
28 import org.apache.xml.serializer.OutputPropertiesFactory;
29 import org.apache.xml.serializer.Serializer;
30 import org.apache.xml.serializer.SerializerFactory;
31 import org.junit.Test;
32 import org.kuali.rice.kew.test.KEWTestCase;
33 import org.xml.sax.InputSource;
34 import org.xml.sax.XMLReader;
35 import org.xml.sax.helpers.XMLReaderFactory;
36
37 public class PipeTransformationTest extends KEWTestCase {
38
39 @Test public void testPipeUsingTemplate(){
40 try{
41 // Instantiate a TransformerFactory.
42 TransformerFactory tFactory = TransformerFactory.newInstance();
43 // Determine whether the TransformerFactory supports The use uf SAXSource
44 // and SAXResult
45 if (tFactory.getFeature(SAXSource.FEATURE) && tFactory.getFeature(SAXResult.FEATURE)){
46 // Cast the TransformerFactory to SAXTransformerFactory.
47 SAXTransformerFactory saxTFactory = ((SAXTransformerFactory) tFactory);
48 // Get Relevant StyleSheets
49 URIResolver resolver = new WidgetURITestResolver();
50 saxTFactory.setURIResolver(resolver);
51
52 /*
53 Document edlStyle,templateStyle;
54 edlStyle=XMLUtil.parseInputStream(PipeTransformationTest.class.getResourceAsStream("StudentInitiatedDrop_Style_pipeTest.xml"));
55 // Get Template Name
56 XPathFactory xPathFactory=XPathFactory.newInstance();
57 XPath xPath=xPathFactory.newXPath();
58 Node node=(Node)xPath.evaluate("//use[0]",edlStyle,XPathConstants.NODE);
59 //Node node=nodes.item(0);
60 if(node!=null){
61 if(node.hasAttributes()){
62 Node testAttri=node.getAttributes().getNamedItem("name");
63 if(testAttri!=null){
64 templateName=testAttri.getNodeValue();
65 }else{
66 //set default template as widgets
67 templateName="widgets";
68 }
69 }
70 }
71
72 System.out.println(templateName);
73 */
74 //templateStyle=XMLUtil.parseInputStream(PipeTransformationTest.class.getResourceAsStream("widgets_pipeTest.xml"));
75 // Create a TransformerHandler for each stylesheet.
76 TransformerHandler tHandler1 = saxTFactory.newTransformerHandler(new StreamSource(PipeTransformationTest.class.getResourceAsStream("StudentInitiatedDrop_Style_pipeTest.xml")));
77 // TransformerHandler tHandler2 = saxTFactory.newTransformerHandler(new StreamSource(PipeTransformationTest.class.getResourceAsStream("trans.xml")));
78 //TransformerHandler tHandler3 = saxTFactory.newTransformerHandler(new StreamSource("foo3.xsl"));
79
80 // Create an XMLReader.
81 XMLReader reader = XMLReaderFactory.createXMLReader();
82 reader.setContentHandler(tHandler1);
83 reader.setProperty("http://xml.org/sax/properties/lexical-handler", tHandler1);
84
85 //tHandler1.setResult(new SAXResult(tHandler2));
86 //tHandler2.setResult(new SAXResult(tHandler3));
87
88 // transformer3 outputs SAX events to the serializer.
89 java.util.Properties xmlProps = OutputPropertiesFactory.getDefaultMethodProperties("xml");
90 xmlProps.setProperty("indent", "yes");
91 xmlProps.setProperty("standalone", "no");
92 Serializer serializer = SerializerFactory.getSerializer(xmlProps);
93 FileOutputStream transformedXML=new FileOutputStream("c://file.xml");
94 serializer.setOutputStream(transformedXML);
95 tHandler1.setResult(new SAXResult(serializer.asContentHandler()));
96
97 // Parse the XML input document. The input ContentHandler and output ContentHandler
98 // work in separate threads to optimize performance.
99 reader.parse(new InputSource(PipeTransformationTest.class.getResourceAsStream("StudentInitiatedDrop.xml")));
100 }
101
102 }catch(Exception ex){
103 ex.printStackTrace();
104 }
105 }
106
107
108 }