/*
* $Id: XmlEntityDecoder.java 19250 2010-08-30 16:53:14Z dirk.olmes $
* --------------------------------------------------------------------------------------
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
*
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.transformer.codec;
import org.mule.api.transformer.TransformerException;
import org.mule.config.i18n.CoreMessages;
import org.mule.transformer.AbstractTransformer;
import org.mule.transformer.types.DataTypeFactory;
import org.mule.util.IOUtils;
import org.mule.util.XMLEntityCodec;
import java.io.InputStream;
/**
* Decodes a String or byte[] containing XML entities
*/
public class XmlEntityDecoder extends AbstractTransformer
{
public XmlEntityDecoder()
{
registerSourceType(DataTypeFactory.STRING);
registerSourceType(DataTypeFactory.BYTE_ARRAY);
registerSourceType(DataTypeFactory.INPUT_STREAM);
setReturnDataType(DataTypeFactory.STRING);
}
@Override
public Object doTransform(Object src, String encoding) throws TransformerException
{
try
{
String data;
if (src instanceof byte[])
{
data = new String((byte[]) src, encoding);
}
else if (src instanceof InputStream)
{
data = IOUtils.toString((InputStream)src);
}
else
{
data = (String) src;
}
return XMLEntityCodec.decodeString(data);
}
catch (Exception ex)
{
throw new TransformerException(
CoreMessages.transformFailed(src.getClass().getName(), "XML"),
this, ex);
}
}
}