org.eclipse.jetty.websocket.RandomMaskGen Maven / Gradle / Ivy
//
// ========================================================================
// Copyright (c) 1995-2016 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;
import java.util.Random;
public class RandomMaskGen implements MaskGen
{
private final Random _random;
public RandomMaskGen()
{
this(new Random());
}
public RandomMaskGen(Random random)
{
_random=random;
}
public void genMask(byte[] mask)
{
// The assumption is that this code is always called
// with an external lock held to prevent concurrent access
// Otherwise we need to synchronize on the _random.
_random.nextBytes(mask);
}
}