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 com.aliyun.openservices.tablestore.hadoop;
  
  import java.io.DataInput;
  import java.io.DataOutput;
  import java.io.ObjectInput;
  import java.io.ObjectOutput;
  import java.io.IOException;
  import java.io.Externalizable;
  
  import org.apache.hadoop.io.Writable;
  
  import com.alicloud.openservices.tablestore.model.PrimaryKey;
  import com.alicloud.openservices.tablestore.model.RowDeleteChange;
  import com.alicloud.openservices.tablestore.core.utils.Preconditions;
  
  public class RowDeleteChangeWritable implements Writable, Externalizable {
      private RowDeleteChange delRow;
  
      public RowDeleteChangeWritable() {
      }
  
      public RowDeleteChangeWritable(RowDeleteChange delRow) {
          Preconditions.checkNotNull(delRow, "delRow must be nonnull.");
          this.delRow = delRow;
      }
  
      public RowDeleteChange getRowDeleteChange() {
          return delRow;
      }
  
      @Override public void write(DataOutput out) throws IOException {
          out.writeUTF(delRow.getTableName());
          new PrimaryKeyWritable(delRow.getPrimaryKey()).write(out);
          new ConditionWritable(delRow.getCondition()).write(out);
      }
  
      @Override public void readFields(DataInput in) throws IOException {
          String tableName = in.readUTF();
          PrimaryKey pkey = PrimaryKeyWritable.read(in).getPrimaryKey();
          RowDeleteChange delRow = new RowDeleteChange(tableName, pkey);
          delRow.setCondition(ConditionWritable.read(in).getCondition());
          this.delRow = delRow;
      }
  
      public static RowDeleteChangeWritable read(DataInput in) throws IOException {
          RowDeleteChangeWritable w = new RowDeleteChangeWritable();
          w.readFields(in);
          return w;
      }
  
      @Override public void readExternal(ObjectInput in)
          throws IOException, ClassNotFoundException {
          this.readFields(in);
      }
  
      @Override public void writeExternal(ObjectOutput out) throws IOException {
          this.write(out);
      }
  }
  