/*
* $Id: HttpRequestToByteArray.java 20321 2010-11-24 15:21:24Z dfeist $
* --------------------------------------------------------------------------------------
* 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.transport.servlet.transformers;
import org.mule.api.transformer.TransformerException;
import org.mule.transformer.AbstractDiscoverableTransformer;
import org.mule.transformer.types.DataTypeFactory;
import java.io.IOException;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.io.IOUtils;
import org.apache.commons.io.output.ByteArrayOutputStream;
/**
* Converts an {@link javax.servlet.http.HttpServletRequest} into an array of bytes by extracting
* the payload of the request.
*/
public class HttpRequestToByteArray extends AbstractDiscoverableTransformer
{
public HttpRequestToByteArray()
{
registerSourceType(DataTypeFactory.create(HttpServletRequest.class));
setReturnDataType(DataTypeFactory.BYTE_ARRAY);
}
@Override
protected Object doTransform(Object src, String outputEncoding) throws TransformerException
{
ByteArrayOutputStream baos = new ByteArrayOutputStream(8192);
try
{
IOUtils.copy(((HttpServletRequest) src).getInputStream(), baos);
}
catch (IOException e)
{
throw new TransformerException(this, e);
}
return baos.toByteArray();
}
}