/*
* Copyright (C) 2004, 2005, 2006 Joe Walnes.
* Copyright (C) 2006, 2007, 2008 XStream Committers.
* All rights reserved.
*
* The software in this package is published under the terms of the BSD
* style license a copy of which has been included with this distribution in
* the LICENSE.txt file.
*
* Created on 08. March 2004 by Joe Walnes
*/
package com.thoughtworks.xstream.io.xml;
import com.thoughtworks.xstream.core.util.XmlHeaderAwareReader;
import com.thoughtworks.xstream.io.HierarchicalStreamReader;
import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
import com.thoughtworks.xstream.io.StreamException;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Reader;
import java.io.UnsupportedEncodingException;
import java.io.Writer;
public class XppDriver extends AbstractXmlDriver {
private static boolean xppLibraryPresent;
public XppDriver() {
super(new XmlFriendlyReplacer());
}
/**
* @since 1.2
*/
public XppDriver(XmlFriendlyReplacer replacer) {
super(replacer);
}
public HierarchicalStreamReader createReader(Reader xml) {
loadLibrary();
return new XppReader(xml, xmlFriendlyReplacer());
}
public HierarchicalStreamReader createReader(InputStream in) {
try {
return createReader(new XmlHeaderAwareReader(in));
} catch (UnsupportedEncodingException e) {
throw new StreamException(e);
} catch (IOException e) {
throw new StreamException(e);
}
}
private void loadLibrary() {
if (!xppLibraryPresent) {
try {
Class.forName("org.xmlpull.mxp1.MXParser", false, getClass().getClassLoader());
} catch (ClassNotFoundException e) {
throw new IllegalArgumentException("XPP3 pull parser library not present. Specify another driver." +
" For example: new XStream(new DomDriver())");
}
xppLibraryPresent = true;
}
}
public HierarchicalStreamWriter createWriter(Writer out) {
return new PrettyPrintWriter(out, xmlFriendlyReplacer());
}
public HierarchicalStreamWriter createWriter(OutputStream out) {
return createWriter(new OutputStreamWriter(out));
}
}