content: /*
   * Tencent is pleased to support the open source community by making Angel available.
   *
   * Copyright (C) 2017-2018 THL A29 Limited, a Tencent company. All rights reserved.
   *
   * 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
   *
   * https://opensource.org/licenses/Apache-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.tencent.angel.graph.psf.embedding.line;
  
  import com.tencent.angel.PartitionKey;
  import com.tencent.angel.ml.matrix.psf.get.base.PartitionGetParam;
  import io.netty.buffer.ByteBuf;
  
  public class DotPartitionParam extends PartitionGetParam {
  
    int seed;
    int partitionId;
    private byte[] bufData;
    ByteBuf edgeBuf;
    private int bufLength;
  
    public DotPartitionParam(int matrixId,
                             PartitionKey pkey,
                             byte[] bufData,
                             int bufLength) {
      super(matrixId, pkey);
      this.bufData = bufData;
      this.bufLength = bufLength;
    }
  
    public DotPartitionParam() {
    }
  
    @Override
    public void serialize(ByteBuf buf) {
      super.serialize(buf);
      buf.writeBytes(bufData);
    }
  
    @Override
    public void deserialize(ByteBuf buf) {
      super.deserialize(buf);
      this.seed = buf.readInt();
      this.partitionId = buf.readInt();
      this.edgeBuf = buf;
      buf.retain();
    }
  
    @Override
    public int bufferLen() {
      return super.bufferLen() + this.bufLength;
    }
  
    public void clear() {
      edgeBuf.release();
    }
  }
  