Java ByteBuffer Get getWithShortLength(ByteBuffer bb)

Description

get With Short Length

License

Apache License

Declaration

public static ByteBuffer getWithShortLength(ByteBuffer bb) 

Method Source Code

//package com.java2s;
/*/*from w  ww  . j  a v  a 2 s  . c  o  m*/
 * 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;

public class Main {
    public static ByteBuffer getWithShortLength(ByteBuffer bb) {
        int length = getShortLength(bb);
        return getBytes(bb, length);
    }

    /**
     * Below functions borrowed from Astyanax until the schema is re-written to be more CQL friendly
     */

    public static int getShortLength(ByteBuffer bb) {
        int length = (bb.get() & 255) << 8;
        return length | bb.get() & 255;
    }

    public static ByteBuffer getBytes(ByteBuffer bb, int length) {
        ByteBuffer copy = bb.duplicate();
        copy.limit(copy.position() + length);
        bb.position(bb.position() + length);
        return copy;
    }
}

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