Hash.java example

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/*
 * 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.jena.tdb.store;

import java.util.Arrays;

import org.apache.jena.atlas.lib.Bytes ;


/** Hash values. */ 
public class Hash
{
    private byte [] bytes ;
    public Hash(int len) { bytes = new byte[len] ; }
    public int getLen() { return bytes.length ; }
    public byte [] getBytes() { return bytes ; }
    
    @Override
    public int hashCode()
    { 
        return Arrays.hashCode(bytes) ;
    }
    
    @Override
    public boolean equals(Object other)
    {
        if ( this == other ) return true ;
        if ( ! (other instanceof Hash) )
            return false ;
        boolean b = Arrays.equals(bytes, ((Hash)other).bytes) ;
        return b ;
    }
    
    @Override
    public String toString()
    {
        return "hash:"+Bytes.asHex(bytes) ;
    }
    
    
}