/*
* Copyright 2004,2005 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.axis2.om;
import org.apache.axis2.om.impl.OMOutputImpl;
import org.apache.axis2.om.impl.llom.builder.StAXOMBuilder;
import org.apache.axis2.om.impl.llom.factory.OMXMLBuilderFactory;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.custommonkey.xmlunit.Diff;
import org.custommonkey.xmlunit.XMLTestCase;
import org.w3c.dom.Document;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.transform.Result;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
public class AbstractOMSerializationTest extends XMLTestCase {
protected boolean ignoreXMLDeclaration = true;
protected boolean ignoreDocument = false;
protected Log log = LogFactory.getLog(getClass());
/**
* @param xmlString - remember this is not the file path. this is the xml string
*/
public Diff getDiffForComparison(String xmlString) throws Exception {
return getDiffForComparison(new ByteArrayInputStream(xmlString.getBytes()));
}
public Diff getDiffForComparison(File xmlFile) throws Exception {
return getDiffForComparison(new FileInputStream(xmlFile));
}
public String getSerializedOM(String xmlString) throws Exception {
try {
XMLInputFactory factory = XMLInputFactory.newInstance();
// factory.setProperty("http://java.sun.com/xml/stream/properties/report-cdata-event", Boolean.TRUE);
ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(xmlString.getBytes());
StAXOMBuilder staxOMBuilder = OMXMLBuilderFactory.
createStAXOMBuilder(OMAbstractFactory.getOMFactory(),
factory.createXMLStreamReader(byteArrayInputStream));
staxOMBuilder.setDoDebug(true);
OMElement rootElement = staxOMBuilder.getDocumentElement();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
OMOutputImpl omOutput = new OMOutputImpl(baos, false);
omOutput.ignoreXMLDeclaration(ignoreXMLDeclaration);
// rootElement.serializeWithCache(omOutput);
((OMDocument) rootElement.getParent()).serializeWithCache(omOutput);
omOutput.flush();
return new String(baos.toByteArray());
} catch (Exception e) {
throw e;
}
}
public Diff getDiffForComparison(InputStream inStream) throws Exception {
try {
XMLInputFactory factory = XMLInputFactory.newInstance();
// factory.setProperty("http://java.sun.com/xml/stream/properties/report-cdata-event", Boolean.TRUE);
StAXOMBuilder staxOMBuilder = OMXMLBuilderFactory.
createStAXOMBuilder(OMAbstractFactory.getOMFactory(),
factory.createXMLStreamReader(inStream));
staxOMBuilder.setDoDebug(true);
OMElement rootElement = staxOMBuilder.getDocumentElement();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
OMOutputImpl omOutput = new OMOutputImpl(baos, false);
// omOutput.ignoreXMLDeclaration(ignoreXMLDeclaration);
if (ignoreDocument) {
rootElement.serializeWithCache(omOutput);
} else {
((OMDocument) rootElement.getParent()).serializeWithCache(omOutput);
}
omOutput.flush();
InputSource resultXML = new InputSource(new InputStreamReader(
new ByteArrayInputStream(baos.toByteArray())));
Document dom2 = newDocument(resultXML);
Document dom1 = newDocument(inStream);
return compareXML(dom1, dom2);
// assertXMLEqual(diff, true);
} catch (XMLStreamException e) {
fail(e.getMessage());
throw new Exception(e);
} catch (ParserConfigurationException e) {
fail(e.getMessage());
throw new Exception(e);
} catch (SAXException e) {
fail(e.getMessage());
throw new Exception(e);
} catch (IOException e) {
fail(e.getMessage());
throw new Exception(e);
}
}
public Document newDocument(InputSource in)
throws ParserConfigurationException, SAXException, IOException {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
DocumentBuilder db = dbf.newDocumentBuilder();
return db.parse(in);
}
public Document newDocument(InputStream in)
throws ParserConfigurationException, SAXException, IOException {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
DocumentBuilder db = dbf.newDocumentBuilder();
return db.parse(in);
}
public Document newDocument(String xml)
throws ParserConfigurationException, SAXException, IOException {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
DocumentBuilder db = dbf.newDocumentBuilder();
return db.parse(new ByteArrayInputStream(xml.getBytes()));
}
public String writeXmlFile(Document doc) {
try {
// Prepare the DOM document for writing
Source source = new DOMSource(doc);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
Result result = new StreamResult(baos);
// Write the DOM document to the file
Transformer xformer = TransformerFactory.newInstance().newTransformer();
xformer.transform(source, result);
return new String(baos.toByteArray());
} catch (TransformerConfigurationException e) {
log.error(e.getMessage(), e);
} catch (TransformerException e) {
log.error(e.getMessage(), e);
}
return null;
}
}