com.crankuptheamps.client.HashBox Maven / Gradle / Ivy
////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2010-2021 60East Technologies Inc., All Rights Reserved.
//
// This computer software is owned by 60East Technologies Inc. and is
// protected by U.S. copyright laws and other laws and by international
// treaties. This computer software is furnished by 60East Technologies
// Inc. pursuant to a written license agreement and may be used, copied,
// transmitted, and stored only in accordance with the terms of such
// license agreement and with the inclusion of the above copyright notice.
// This computer software or any other copies thereof may not be provided
// or otherwise made available to any other person.
//
// U.S. Government Restricted Rights. This computer software: (a) was
// developed at private expense and is in all respects the proprietary
// information of 60East Technologies Inc.; (b) was not developed with
// government funds; (c) is a trade secret of 60East Technologies Inc.
// for all purposes of the Freedom of Information Act; and (d) is a
// commercial item and thus, pursuant to Section 12.212 of the Federal
// Acquisition Regulations (FAR) and DFAR Supplement Section 227.7202,
// Government's use, duplication or disclosure of the computer software
// is subject to the restrictions set forth by 60East Technologies Inc..
//
////////////////////////////////////////////////////////////////////////////
package com.crankuptheamps.client;
import java.util.*;
/**
* A helper class, used as a HashMap key, that can hash strings, byte array regions, or integers.
*/
public class HashBox
{
public HashBox()
{
}
public HashBox set(String stringValue_)
{
_hash = stringValue_.hashCode();
return this;
}
public HashBox set(byte[] array_, int offset_, int length_)
{
if(offset_ == 0 && length_ == array_.length)
{
_hash = Arrays.hashCode(array_);
}
else
{
if(_bytes == null || _bytes.length != length_)
_bytes = new byte[length_];
System.arraycopy(array_,offset_,_bytes,0,length_);
_hash = Arrays.hashCode(_bytes);
}
return this;
}
public HashBox set(int hashValue_)
{
_hash = hashValue_;
return this;
}
public int hashCode()
{
return _hash;
}
public HashBox clone()
{
HashBox box = new HashBox();
box._hash = _hash;
return box;
}
public boolean equals(Object o)
{
if (o == null) return false;
return _hash == o.hashCode();
}
private int _hash;
private byte[] _bytes;
}