org.eclipse.jetty.websocket.common.io.payload.CloseReasonValidator Maven / Gradle / Ivy
//
// ========================================================================
// Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// 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
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.websocket.common.io.payload;
import java.nio.ByteBuffer;
import org.eclipse.jetty.websocket.common.OpCode;
/**
* Validate UTF8 correctness for {@link OpCode#CLOSE} Reason message.
*/
public class CloseReasonValidator extends UTF8Validator implements PayloadProcessor
{
private int statusCodeBytes = 2;
@Override
public void process(ByteBuffer payload)
{
if ((payload == null) || (payload.remaining() <= 2))
{
// no validation needed
return;
}
ByteBuffer copy = payload.slice();
while (statusCodeBytes > 0)
{
copy.get();
statusCodeBytes--;
}
super.process(copy);
}
}