org.eclipse.jetty.websocket.jsr356.annotations.OnMessageBinaryStreamCallable Maven / Gradle / Ivy
//
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// Copyright (c) 1995-2017 Mort Bay Consulting Pty. Ltd.
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// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
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// You may elect to redistribute this code under either of these licenses.
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//
package org.eclipse.jetty.websocket.jsr356.annotations;
//import java.io.IOException;
import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.Method;
import javax.websocket.DecodeException;
import javax.websocket.Decoder;
import org.eclipse.jetty.websocket.jsr356.JsrSession;
import org.eclipse.jetty.websocket.jsr356.annotations.Param.Role;
/**
* Callable for {@link OnMessage} annotated methods for {@link InputStream} based binary message objects
*
* @see BinaryStream
*/
public class OnMessageBinaryStreamCallable extends OnMessageCallable
{
private Decoder.BinaryStream binaryDecoder;
public OnMessageBinaryStreamCallable(Class pojo, Method method)
{
super(pojo,method);
}
/**
* Copy Constructor
*/
public OnMessageBinaryStreamCallable(OnMessageCallable copy)
{
super(copy);
}
public Object call(Object endpoint, InputStream stream) throws DecodeException, IOException
{
// Bug-430088 - streaming based calls are dispatched.
// create a copy of the calling args array to prevent concurrency problems.
Object copy[] = new Object[super.args.length];
System.arraycopy(super.args,0,copy,0,super.args.length);
copy[idxMessageObject] = binaryDecoder.decode(stream);
return super.call(endpoint,copy);
}
@Override
public void init(JsrSession session)
{
idxMessageObject = findIndexForRole(Role.MESSAGE_BINARY_STREAM);
assertRoleRequired(idxMessageObject,"Binary InputStream Message Object");
super.init(session);
assertDecoderRequired();
binaryDecoder = (Decoder.BinaryStream)getDecoder();
}
}