/*
* Copyright (C) 2009, 2011 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 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;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
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 java.net.URL;
/**
* 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(NameCoder nameCoder) {
super(nameCoder);
}
/**
* {@inheritDoc}
*/
public HierarchicalStreamReader createReader(Reader in) {
try {
return new XppReader(in, createParser(), getNameCoder());
} catch (XmlPullParserException e) {
throw new StreamException("Cannot create XmlPullParser");
}
}
/**
* {@inheritDoc}
*/
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);
}
}
/**
* {@inheritDoc}
*/
public HierarchicalStreamReader createReader(URL in) {
InputStream stream = null;
try {
stream = in.openStream();
} catch (IOException e) {
throw new StreamException(e);
}
return createReader(stream);
}
/**
* {@inheritDoc}
*/
public HierarchicalStreamReader createReader(File in) {
try {
return createReader(new FileInputStream(in));
} catch (FileNotFoundException e) {
throw new StreamException(e);
}
}
/**
* {@inheritDoc}
*/
public HierarchicalStreamWriter createWriter(Writer out) {
return new PrettyPrintWriter(out, getNameCoder());
}
/**
* {@inheritDoc}
*/
public HierarchicalStreamWriter createWriter(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;
}