org.apache.wicket.response.ByteArrayResponse Maven / Gradle / Ivy
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A module that creates a .jar from the classes in wicket, wicket-util and wicket-request modules in order
to create a valid OSGi bundle of the wicket framework.
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.wicket.response;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import org.apache.wicket.WicketRuntimeException;
import org.apache.wicket.request.Response;
/**
* Response used to capture output as a byte array
*
* @author igor.vaynberg
*/
public class ByteArrayResponse extends Response
{
private ByteArrayOutputStream bytes;
private Response original;
/**
* Constructor
*
* @param original
*/
public ByteArrayResponse(Response original)
{
this.original = original;
reset();
}
/**
* Constructor
*/
public ByteArrayResponse()
{
this(null);
}
/**
* @return bytes
*/
public byte[] getBytes()
{
return bytes.toByteArray();
}
/**
* @see org.apache.wicket.request.Response#write(CharSequence)
*/
@Override
public void write(final CharSequence string)
{
try
{
bytes.write(string.toString().getBytes());
}
catch (IOException e)
{
throw new WicketRuntimeException("Cannot write into internal byte stream", e);
}
}
/**
* @see org.apache.wicket.request.Response#reset()
*/
@Override
public void reset()
{
bytes = new ByteArrayOutputStream();
}
/**
* @see org.apache.wicket.request.Response#getOutputStream()
*/
@Override
public void write(byte[] array)
{
try
{
bytes.write(array);
}
catch (IOException e)
{
throw new WicketRuntimeException("Cannot write into internal byte stream", e);
}
}
@Override
public void write(byte[] array, int offset, int length)
{
try
{
bytes.write(array, offset, length);
}
catch (Exception e)
{
throw new WicketRuntimeException("Cannot write into internal byte stream", e);
}
}
@Override
public String encodeURL(CharSequence url)
{
if (original != null)
{
return original.encodeURL(url);
}
else
{
return url != null ? url.toString() : null;
}
}
@Override
public Object getContainerResponse()
{
return original.getContainerResponse();
}
}