content: /**
   * 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 io.jafka.api;
  
  import java.nio.ByteBuffer;
  import java.util.ArrayList;
  import java.util.List;
  
  import io.jafka.network.Request;
  
  /**
   * Multi-Messages (maybe without same topic)
   * @author adyliu (imxylz@gmail.com)
   * @since 1.0
   */
  public class MultiProducerRequest implements Request {
  
      public final List<ProducerRequest> produces;
  
      public MultiProducerRequest(List<ProducerRequest> produces) {
          this.produces = produces;
      }
  
      public RequestKeys getRequestKey() {
          return RequestKeys.MULTIPRODUCE;
      }
  
      public void writeTo(ByteBuffer buffer) {
          if (produces.size() > Short.MAX_VALUE) {
              throw new IllegalArgumentException("Number of requests in MultiFetchRequest exceeds " + Short.MAX_VALUE + ".");
          }
          buffer.putShort((short) produces.size());
          for (ProducerRequest produce : produces) {
              produce.writeTo(buffer);
          }
      }
  
      public int getSizeInBytes() {
          int size = 2;
          for (ProducerRequest produce : produces) {
              size += produce.getSizeInBytes();
          }
          return size;
      }
  
      @Override
      public String toString() {
          StringBuilder buf = new StringBuilder();
          for (ProducerRequest produce : produces) {
              buf.append(produce.toString()).append(",");
          }
          return buf.toString();
      }
  
      public static MultiProducerRequest readFrom(ByteBuffer buffer) {
          int count = buffer.getShort();
          List<ProducerRequest> produces = new ArrayList<ProducerRequest>(count);
          for (int i = 0; i < count; i++) {
              produces.add(ProducerRequest.readFrom(buffer));
          }
          return new MultiProducerRequest(produces);
      }
  
  }
  