aggregate ByteBuffer - Java java.nio

Java examples for java.nio:ByteBuffer

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Description

aggregate ByteBuffer

Demo Code

/* /*  w ww  .  j a v a2  s .  c o  m*/
 * Copyright 2015 Terracotta, Inc., a Software AG company.
 *
 * Licensed 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 com.java2s;
import java.nio.ByteBuffer;

public class Main {
    public static final ByteBuffer aggregate(ByteBuffer[] buffers) {
        if (buffers.length == 1) {
            return buffers[0];
        } else {
            ByteBuffer aggregate = ByteBuffer
                    .allocate(totalLength(buffers));
            for (ByteBuffer element : buffers) {
                aggregate.put(element);
            }
            return (ByteBuffer) aggregate.flip();
        }
    }

    public static int totalLength(ByteBuffer[] buffers) {
        int total = 0;
        for (ByteBuffer buffer : buffers) {
            total += buffer.remaining();
        }
        return total;
    }
}

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