/*
* Copyright (C) 2009, 2011, 2014 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 29. April 2009 by Joerg Schaible
*/
package com.thoughtworks.xstream.io.xml;
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;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
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 com.thoughtworks.xstream.io.naming.NameCoder;
/**
* An abstract base class for a driver using an XPP implementation.
*
* @author Joe Walnes
* @author Jörg Schaible
* @since 1.4
*/
public abstract class AbstractXppDriver extends AbstractXmlDriver {
/**
* Construct an AbstractXppDriver.
*
* @param nameCoder the replacer for XML friendly tag and attribute names
* @since 1.4
*/
public AbstractXppDriver(final NameCoder nameCoder) {
super(nameCoder);
}
@Override
public HierarchicalStreamReader createReader(final Reader in) {
try {
return new XppReader(in, createParser(), getNameCoder());
} catch (final XmlPullParserException e) {
throw new StreamException("Cannot create XmlPullParser");
}
}
@Override
public HierarchicalStreamReader createReader(final InputStream in) {
try {
return createReader(new XmlHeaderAwareReader(in));
} catch (final UnsupportedEncodingException e) {
throw new StreamException(e);
} catch (final IOException e) {
throw new StreamException(e);
}
}
@Override
public HierarchicalStreamWriter createWriter(final Writer out) {
return new PrettyPrintWriter(out, getNameCoder());
}
@Override
public HierarchicalStreamWriter createWriter(final OutputStream out) {
return createWriter(new OutputStreamWriter(out));
}
/**
* Create the parser of the XPP implementation.
*
* @throws XmlPullParserException if the parser cannot be created
* @since 1.4
*/
protected abstract XmlPullParser createParser() throws XmlPullParserException;
}