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package parse;
import java.io.IOException;
import java.io.StringReader;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;
import static org.testng.Assert.assertEquals;
import org.testng.annotations.Test;
import org.xml.sax.Attributes;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import org.xml.sax.ext.DefaultHandler2;
import org.xml.sax.helpers.XMLReaderFactory;
/**
* JDK-6770436: Entity callback order differs between Java1.5 and Java1.6
* https://bugs.openjdk.java.net/browse/JDK-6770436
*
*/
public class EntityCharacterEventOrder {
protected final static String xmlEncoding = "ISO-8859-15";
protected static Charset xmlEncodingCharset = null;
String _xml;
static {
xmlEncodingCharset = Charset.forName(xmlEncoding);
}
/**
public static void main(String[] args) {
TestRunner.run(JDK6770436Test.class);
}
*/
@Test
public void entityCallbackOrderJava() throws SAXException, IOException {
final String input = "<element> & some more text</element>";
final MockContentHandler handler = new MockContentHandler();
final XMLReader xmlReader = XMLReaderFactory.createXMLReader();
xmlReader.setContentHandler(handler);
xmlReader.setProperty("http://xml.org/sax/properties/lexical-handler", handler);
xmlReader.parse(new InputSource(new StringReader(input)));
final List<String> events = handler.getEvents();
printEvents(events);
assertCallbackOrder(events); //regression from JDK5
}
private void assertCallbackOrder(final List<String> events) {
assertEquals("startDocument", events.get(0));
assertEquals("startElement 'element'", events.get(1));
assertEquals("characters ' '", events.get(2));
assertEquals("startEntity 'amp'", events.get(3));
assertEquals("characters '&'", events.get(4));
assertEquals("endEntity 'amp'", events.get(5));
assertEquals("characters ' some more text'", events.get(6));
assertEquals("endElement 'element'", events.get(7));
assertEquals("endDocument", events.get(8));
}
private void printEvents(final List<String> events) {
events.stream().forEach((e) -> {
System.out.println(e);
});
}
private class MockContentHandler extends DefaultHandler2 {
private List<String> events;
public List<String> getEvents() {
return events;
}
@Override
public void startDocument() throws SAXException {
events = new ArrayList<String>();
events.add("startDocument");
}
@Override
public void characters(char[] ch, int start, int length) throws SAXException {
events.add("characters '" + new String(ch, start, length) + "'");
}
@Override
public void startElement(String uri, String localName, String name, Attributes atts) throws SAXException {
events.add("startElement '" + name + "'");
}
@Override
public void endElement(String uri, String localName, String name) throws SAXException {
events.add("endElement '" + name + "'");
}
@Override
public void endDocument() throws SAXException {
events.add("endDocument");
}
@Override
public void startEntity(String name) throws SAXException {
events.add("startEntity '" + name + "'");
}
@Override
public void endEntity(String name) throws SAXException {
events.add("endEntity '" + name + "'");
}
}
}
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