package org.apache.cassandra.db.marshal;
/*
*
* 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.
*
*/
import java.nio.ByteBuffer;
import org.apache.cassandra.utils.ByteBufferUtil;
public class BytesType extends AbstractType<ByteBuffer>
{
public static final BytesType instance = new BytesType();
BytesType() {} // singleton
public ByteBuffer compose(ByteBuffer bytes)
{
return bytes.duplicate();
}
public ByteBuffer decompose(ByteBuffer value)
{
return value;
}
public int compare(ByteBuffer o1, ByteBuffer o2)
{
return BytesType.bytesCompare(o1, o2);
}
public static int bytesCompare(ByteBuffer o1, ByteBuffer o2)
{
if(null == o1){
if(null == o2) return 0;
else return -1;
}
return ByteBufferUtil.compareUnsigned(o1, o2);
}
public String getString(ByteBuffer bytes)
{
return ByteBufferUtil.bytesToHex(bytes);
}
public ByteBuffer fromString(String source)
{
return ByteBuffer.wrap(source.getBytes());
}
public void validate(ByteBuffer bytes) throws MarshalException
{
// all bytes are legal.
}
}