dubbo-cluster/src/main/java/com/alibaba/dubbo/rpc/cluster/merger/ByteArrayMerger.java

/*
 * 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 com.alibaba.dubbo.rpc.cluster.merger;

import com.alibaba.dubbo.rpc.cluster.Merger;

public class ByteArrayMerger implements Merger<byte[]> {

    @Override
    public byte[] merge(byte[]... items) {
        int total = 0;
        for (byte[] array : items) {
            total += array.length;
        }
        byte[] result = new byte[total];
        int index = 0;
        for (byte[] array : items) {
            for (byte item : array) {
                result[index++] = item;
            }
        }
        return result;
    }

}