org.apache.cassandra.cql.jdbc.CassandraRowId Maven / Gradle / Ivy

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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.cassandra.cql.jdbc;

import java.nio.ByteBuffer;
import java.sql.RowId;

import org.apache.cassandra.utils.ByteBufferUtil;

class CassandraRowId implements RowId
{
    private final ByteBuffer bytes;
    
    public CassandraRowId (ByteBuffer bytes)
    {
        this.bytes = bytes;
    }

    public byte[] getBytes()
    {
        return ByteBufferUtil.getArray(bytes);
    }
    
    public String toString()
    {
        return ByteBufferUtil.bytesToHex(bytes);
    }

    public int hashCode()
    {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((bytes == null) ? 0 : bytes.hashCode());
        return result;
    }

    public boolean equals(Object obj)
    {
        if (this == obj) return true;
        if (obj == null) return false;
        if (getClass() != obj.getClass()) return false;
        CassandraRowId other = (CassandraRowId) obj;
        if (bytes == null)
        {
            if (other.bytes != null) return false;
        }
        else if (!bytes.equals(other.bytes)) return false;
        return true;
    }
}