Java tutorial
/* * This program is free software; you can redistribute it and/or modify it under the * terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software * Foundation. * * You should have received a copy of the GNU Lesser General Public License along with this * program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html * or from the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU Lesser General Public License for more details. * * Copyright 2007 - 2008 Pentaho Corporation. All rights reserved. */ package org.pentaho.test.platform.util; import java.io.ByteArrayInputStream; import java.io.FileNotFoundException; import java.io.InputStream; import java.util.HashMap; import java.util.Map; import javax.xml.transform.TransformerConfigurationException; import javax.xml.transform.TransformerException; import junit.framework.Assert; import junit.framework.TestCase; import org.apache.commons.lang.StringUtils; import org.dom4j.Document; import org.pentaho.platform.util.JarEntityResolver; import org.pentaho.platform.util.messages.LocaleHelper; import org.pentaho.platform.util.xml.XmlHelper; import org.pentaho.platform.util.xml.dom4j.XmlDom4JHelper; import org.pentaho.platform.util.xml.w3c.XmlW3CHelper; @SuppressWarnings({ "all" }) public class XmlHelperTest extends TestCase { public void testGetEncoding() { // these should succeed, and cause the specified (windows-1252) encoding to be returned String[] winXmls = { "<?xml version=\"1.0\" encoding=\"windows-1252\"?><root></root>", //$NON-NLS-1$ "<?xml encoding=\"windows-1252\" version=\"1.0\"?><root></root>", //$NON-NLS-1$ "<?xml encoding=\"windows-1252\" version='1.0'?><root></root>", //$NON-NLS-1$ "<?xml encoding='windows-1252' version=\"1.0\"?><root></root>", //$NON-NLS-1$ "<?xml encoding='windows-1252' version='1.0'?><root></root>" }; //$NON-NLS-1$ // these should fail, and cause the default system encoding to be returned String[] defaultXmls = { "<?xml encoding='UTF-8' version='1.0'?><root></root>", //$NON-NLS-1$ "<?xml encoding='UTF-8' version='1.0'?><root></root>", //$NON-NLS-1$ "<?xml encoding='UTF-8' version=\"1.0\"?><root></root>", //$NON-NLS-1$ "<?xml encoding='UTF-8' version='1.0'?><root>encoding=bad</root>" }; //$NON-NLS-1$ for (String element : winXmls) { String enc = XmlHelper.getEncoding(element); System.out.println("xml: " + element + " enc: " + enc); //$NON-NLS-1$ //$NON-NLS-2$ Assert.assertTrue(enc.equals("windows-1252")); //$NON-NLS-1$ } for (String element : defaultXmls) { String enc = XmlHelper.getEncoding(element); System.out.println("LocaleHelper.getSystemEncoding() = " + LocaleHelper.getSystemEncoding()); System.out.println("xml encoding: " + element + " enc: " + enc); //$NON-NLS-1$ //$NON-NLS-2$ Assert.assertTrue(enc.equals(LocaleHelper.getSystemEncoding())); } } /** * Load an XML file into a dom4j.Document, convert that document to a string, load that string * into a w3c.Document, and turn it back into a string. * * @throws FileNotFoundException * @throws TransformerConfigurationException * @throws TransformerException */ public void testGetXMLFromDocument() throws FileNotFoundException, TransformerConfigurationException, TransformerException { try { Class resourceClass = this.getClass(); InputStream in = resourceClass.getResourceAsStream("/test/xml/JFreeQuadrantForRegion.xml"); org.dom4j.Document doc = XmlDom4JHelper.getDocFromStream(in); org.w3c.dom.Document w3cDoc = XmlW3CHelper.getDomFromString(doc.asXML()); StringBuffer strBuff = XmlDom4JHelper.docToString(w3cDoc); System.out.println(strBuff.toString()); Assert.assertTrue(!StringUtils.isEmpty(strBuff.toString())); } catch (Throwable e) { System.out.println("Exception thrown " + e.getMessage()); //$NON-NLS-1$ Assert.assertTrue("Exception thrown " + e.getMessage(), false); //$NON-NLS-1$ } } public void testEncodeDecode() { String emptyString = null; Assert.assertNull("decode(null) Should return null", XmlHelper.decode(emptyString)); //$NON-NLS-1$ Assert.assertNull("encode(null) Should return null", XmlHelper.encode(emptyString)); //$NON-NLS-1$ String[] emptyArray = null; try { XmlHelper.decode(emptyArray); } catch (Throwable t) { Assert.fail("decode with a null array should not throw exception: " + t.getMessage()); //$NON-NLS-1$ } try { XmlHelper.encode(emptyArray); } catch (Throwable t) { Assert.fail("encode with a null array should not throw exception: " + t.getMessage()); //$NON-NLS-1$ } String encodedXml = " ABC 123 abc &amp;=& &lt;=< &gt;=> &apos;=' &quot;=" ABC123abc &quot = " &apos; = ' &gt; = > &lt; = < &amp; = & ABC123abc "; //$NON-NLS-1$ String decodedXml = " ABC 123 abc &=& <=< >=> '=' "=\" ABC123abc " = \" ' = ' > = > < = < & = & ABC123abc "; //$NON-NLS-1$ Assert.assertEquals("Error in decode", decodedXml, XmlHelper.decode(encodedXml)); //$NON-NLS-1$ Assert.assertEquals("Error in encode", encodedXml, XmlHelper.encode(decodedXml)); //$NON-NLS-1$ Assert.assertEquals("Error encoding after decoding", encodedXml, //$NON-NLS-1$ XmlHelper.encode(XmlHelper.decode(encodedXml))); Assert.assertEquals("Error decoding after encoding", decodedXml, //$NON-NLS-1$ XmlHelper.decode(XmlHelper.encode(decodedXml))); } public void testXForm() throws TransformerException { try { InputStream inStrm = XmlHelperTest.class.getResourceAsStream("/test/xml/XmlHelperTest1.xml"); //$NON-NLS-1$ String xslName = "CustomReportParametersForPortlet.xsl"; //$NON-NLS-1$ String xslPath = "system/custom/xsl"; //$NON-NLS-1$ StringBuffer b = XmlHelper.transformXml(xslName, xslPath, inStrm, null, new JarEntityResolver()); Assert.assertTrue(!StringUtils.isEmpty(b.toString())); } catch (Throwable e) { System.out.println("Exception thrown " + e.getMessage()); //$NON-NLS-1$ Assert.assertTrue("Exception thrown " + e.getMessage(), false); //$NON-NLS-1$ } } public void testFailureGetDocFromString() { try { Document doc = XmlDom4JHelper.getDocFromString("1231231231231", null); //$NON-NLS-1$ Assert.assertTrue("Unexpected XML parsing success", doc == null); } catch (Exception e) { e.printStackTrace(); Assert.assertTrue("Exception thrown " + e.getMessage(), true); //$NON-NLS-1$ } } public void testSuccessGetDocFromString() { try { Document doc = XmlDom4JHelper.getDocFromString( "<root><contents><value>One</value><value>Two</value></contents></root>", null); //$NON-NLS-1$ Assert.assertTrue("Unexpected XML parsing failure", doc != null); System.out.println("Document as String" + doc.getStringValue()); //$NON-NLS-1$ } catch (Exception e) { e.printStackTrace(); Assert.assertTrue("Exception thrown " + e.getMessage(), false); //$NON-NLS-1$ } } public void testGetDocFromString() { try { Class resourceClass = this.getClass(); InputStream in = resourceClass.getResourceAsStream("/test/xml/index.xml"); Document doc = XmlDom4JHelper.getDocFromStream(in); System.out.println("Document as String" + doc.getStringValue()); //$NON-NLS-1$ } catch (Exception e) { e.printStackTrace(); Assert.assertTrue("Exception thrown " + e.getMessage(), false); //$NON-NLS-1$ } } public void testFailureTransformXML() { try { String parameterXsl = "DefaultParameterForm.xsl"; //$NON-NLS-1$ String xslPath = "system/custom/xsl"; Map parameters = new HashMap(); String actionUrl = "http://localhost:8080/pentaho/ViewAction?";//$NON-NLS-1$ String baseUrl = "http://localhost:8080/pentaho";//$NON-NLS-1$ String displayUrl = "http://localhost:8080/pentaho";//$NON-NLS-1$ parameters.put("baseUrl", baseUrl); //$NON-NLS-1$ parameters.put("actionUrl", actionUrl); //$NON-NLS-1$ parameters.put("displayUrl", displayUrl); //$NON-NLS-1$ //Document document = XmlHelper.getDocFromString("<?xml encoding=\"windows-1252\" version=\"1.0\"?><root></root>"); //$NON-NLS-1$ Document document = XmlDom4JHelper .getDocFromString("<?xml version=\"1.0\" encoding=\"windows-1252\"?><root></root>", null); //$NON-NLS-1$ Assert.assertEquals(document.getRootElement().getName(), "root");//$NON-NLS-1$ StringBuffer content = XmlHelper.transformXml(parameterXsl, xslPath, document.asXML(), parameters, new JarEntityResolver()); System.out.println("Transformed XML" + content); //$NON-NLS-1$ } catch (Exception e) { e.printStackTrace(); Assert.assertTrue("Exception thrown " + e.getMessage(), false); //$NON-NLS-1$ } } public void testFailureTransformXML2() { try { String parameterXsl = "DefaultParameterForm.xsl"; //$NON-NLS-1$ String xslPath = "system/custom/xsl"; Map parameters = new HashMap(); String actionUrl = "http://localhost:8080/pentaho/ViewAction?";//$NON-NLS-1$ String baseUrl = "http://localhost:8080/pentaho";//$NON-NLS-1$ String displayUrl = "http://localhost:8080/pentaho";//$NON-NLS-1$ parameters.put("baseUrl", baseUrl); //$NON-NLS-1$ parameters.put("actionUrl", actionUrl); //$NON-NLS-1$ parameters.put("displayUrl", displayUrl); //$NON-NLS-1$ String xmlString = "<?xml version=\"1.0\" encoding=\"" + "UTF-8" //$NON-NLS-1$//$NON-NLS-2$ + "\" ?><filters xmlns:xf=\"http://www.w3.org/2002/xforms\">" + //$NON-NLS-1$ "Header" + "<id><![CDATA[" + //$NON-NLS-1$ //$NON-NLS-2$ "]]></id><description><![CDATA[" + //$NON-NLS-1$ "MyDescription" + "]]></description><icon><![CDATA[" + //$NON-NLS-1$ //$NON-NLS-2$ "GetIcon" + "]]></icon><help><![CDATA[" + //$NON-NLS-1$ //$NON-NLS-2$ "GetHelp" + "]]></help>" + //$NON-NLS-1$ //$NON-NLS-2$ "<action><![CDATA[" + actionUrl + "]]></action>" + //$NON-NLS-1$ //$NON-NLS-2$ "<display><![CDATA[" + displayUrl + "]]></display>" + //$NON-NLS-1$ //$NON-NLS-2$ "Body" + "</filters>"; //$NON-NLS-1$ //$NON-NLS-2$ Document document = XmlDom4JHelper.getDocFromString(xmlString, null); StringBuffer content = XmlHelper.transformXml(parameterXsl, xslPath, document.asXML(), parameters, new JarEntityResolver()); System.out.println("Transformed XML" + content); //$NON-NLS-1$ } catch (Exception e) { e.printStackTrace(); Assert.assertTrue("Exception thrown " + e.getMessage(), false); //$NON-NLS-1$ } } public void testFailureTransformXML3() { try { String parameterXsl = "DefaultParameterForm.xsl"; //$NON-NLS-1$ String xslPath = "system/custom/xsl"; Map parameters = new HashMap(); String actionUrl = "http://localhost:8080/pentaho/ViewAction?";//$NON-NLS-1$ String baseUrl = "http://localhost:8080/pentaho";//$NON-NLS-1$ String displayUrl = "http://localhost:8080/pentaho";//$NON-NLS-1$ parameters.put("baseUrl", baseUrl); //$NON-NLS-1$ parameters.put("actionUrl", actionUrl); //$NON-NLS-1$ parameters.put("displayUrl", displayUrl); //$NON-NLS-1$ Document document = XmlDom4JHelper.getDocFromString("<?xml version=\"1.0\" encoding=\"" + "UTF-8" //$NON-NLS-1$//$NON-NLS-2$ + "\" ?><filters xmlns:xf=\"http://www.w3.org/2002/xforms\">" + //$NON-NLS-1$ "Header" + "<id><![CDATA[" + //$NON-NLS-1$ //$NON-NLS-2$ "]]></id><description><![CDATA[" + //$NON-NLS-1$ "MyDescription" + "]]></description><icon><![CDATA[" + //$NON-NLS-1$ //$NON-NLS-2$ "GetIcon" + "]]></icon><help><![CDATA[" + //$NON-NLS-1$ //$NON-NLS-2$ "GetHelp" + "]]></help>" + //$NON-NLS-1$ //$NON-NLS-2$ "<action><![CDATA[" + actionUrl + "]]></action>" + //$NON-NLS-1$ //$NON-NLS-2$ "<display><![CDATA[" + displayUrl + "]]></display>" + //$NON-NLS-1$ //$NON-NLS-2$ "Body" + "</filters>", null); //$NON-NLS-1$ //$NON-NLS-2$ StringBuffer content = XmlHelper.transformXml(parameterXsl, xslPath, new ByteArrayInputStream(document.asXML().getBytes()), parameters, new JarEntityResolver()); System.out.println("Transformed XML" + content); //$NON-NLS-1$ } catch (Exception e) { e.printStackTrace(); Assert.assertTrue("Exception thrown " + e.getMessage(), false); //$NON-NLS-1$ } } public static void main(final String[] args) { } }