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/*
* Copyright 2002-2015 the original author or authors.
*
* 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.springframework.util.xml;
import java.io.StringReader;
import java.io.StringWriter;
import java.net.Socket;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.transform.Result;
import javax.xml.transform.dom.DOMResult;
import javax.xml.transform.stream.StreamResult;
import org.junit.Assume;
import org.junit.Before;
import org.junit.Test;
import org.w3c.dom.Document;
import org.xml.sax.InputSource;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.XMLReaderFactory;
import static org.custommonkey.xmlunit.XMLAssert.*;
/**
* @author Arjen Poutsma
* @author Sam Brannen
*/
public abstract class AbstractStaxHandlerTestCase {
private static final String COMPLEX_XML =
"<?xml version='1.0' encoding='UTF-8'?>" +
"<!DOCTYPE beans PUBLIC \"-//SPRING//DTD BEAN 2.0//EN\" \"http://www.springframework.org/dtd/spring-beans-2.0.dtd\">" +
"<?pi content?><root xmlns='namespace'><prefix:child xmlns:prefix='namespace2' prefix:attr='value'>characters <![CDATA[cdata]]></prefix:child>" +
"<!-- comment -->" +
"</root>";
private static final String SIMPLE_XML = "<?xml version='1.0' encoding='UTF-8'?>" +
"<?pi content?><root xmlns='namespace'><prefix:child xmlns:prefix='namespace2' prefix:attr='value'>content</prefix:child>" +
"</root>";
private XMLReader xmlReader;
@Before
public void createXMLReader() throws Exception {
xmlReader = XMLReaderFactory.createXMLReader();
}
@Test
public void noNamespacePrefixes() throws Exception {
Assume.assumeTrue(wwwSpringframeworkOrgIsAccessible());
StringWriter stringWriter = new StringWriter();
AbstractStaxHandler handler = createStaxHandler(new StreamResult(stringWriter));
xmlReader.setContentHandler(handler);
xmlReader.setProperty("http://xml.org/sax/properties/lexical-handler", handler);
xmlReader.setFeature("http://xml.org/sax/features/namespaces", true);
xmlReader.setFeature("http://xml.org/sax/features/namespace-prefixes", false);
xmlReader.parse(new InputSource(new StringReader(COMPLEX_XML)));
assertXMLEqual(COMPLEX_XML, stringWriter.toString());
}
private static boolean wwwSpringframeworkOrgIsAccessible() {
try {
new Socket("www.springframework.org", 80);
}
catch (Exception e) {
return false;
}
return true;
}
@Test
public void namespacePrefixes() throws Exception {
Assume.assumeTrue(wwwSpringframeworkOrgIsAccessible());
StringWriter stringWriter = new StringWriter();
AbstractStaxHandler handler = createStaxHandler(new StreamResult(stringWriter));
xmlReader.setContentHandler(handler);
xmlReader.setProperty("http://xml.org/sax/properties/lexical-handler", handler);
xmlReader.setFeature("http://xml.org/sax/features/namespaces", true);
xmlReader.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
xmlReader.parse(new InputSource(new StringReader(COMPLEX_XML)));
assertXMLEqual(COMPLEX_XML, stringWriter.toString());
}
@Test
public void noNamespacePrefixesDom() throws Exception {
DocumentBuilderFactory documentBuilderFactory =
DocumentBuilderFactory.newInstance();
documentBuilderFactory.setNamespaceAware(true);
DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
Document expected = documentBuilder.parse(new InputSource(new StringReader(SIMPLE_XML)));
Document result = documentBuilder.newDocument();
AbstractStaxHandler handler = createStaxHandler(new DOMResult(result));
xmlReader.setContentHandler(handler);
xmlReader.setProperty("http://xml.org/sax/properties/lexical-handler", handler);
xmlReader.setFeature("http://xml.org/sax/features/namespaces", true);
xmlReader.setFeature("http://xml.org/sax/features/namespace-prefixes", false);
xmlReader.parse(new InputSource(new StringReader(SIMPLE_XML)));
assertXMLEqual(expected, result);
}
@Test
public void namespacePrefixesDom() throws Exception {
DocumentBuilderFactory documentBuilderFactory =
DocumentBuilderFactory.newInstance();
documentBuilderFactory.setNamespaceAware(true);
DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
Document expected = documentBuilder.parse(new InputSource(new StringReader(SIMPLE_XML)));
Document result = documentBuilder.newDocument();
AbstractStaxHandler handler = createStaxHandler(new DOMResult(result));
xmlReader.setContentHandler(handler);
xmlReader.setProperty("http://xml.org/sax/properties/lexical-handler", handler);
xmlReader.setFeature("http://xml.org/sax/features/namespaces", true);
xmlReader.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
xmlReader.parse(new InputSource(new StringReader(SIMPLE_XML)));
assertXMLEqual(expected, result);
}
protected abstract AbstractStaxHandler createStaxHandler(Result result) throws XMLStreamException;
}
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