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.util.List;
  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.Column;
  import com.alicloud.openservices.tablestore.model.RowPutChange;
  import com.alicloud.openservices.tablestore.core.utils.Preconditions;
  
  public class RowPutChangeWritable implements Writable, Externalizable {
      private RowPutChange putRow;
  
      public RowPutChangeWritable() {
      }
  
      public RowPutChangeWritable(RowPutChange putRow) {
          Preconditions.checkNotNull(putRow, "putRow must be nonnull.");
          this.putRow = putRow;
      }
  
      public RowPutChange getRowPutChange() {
          return this.putRow;
      }
  
      @Override public void write(DataOutput out) throws IOException {
          out.writeUTF(putRow.getTableName());
          new PrimaryKeyWritable(putRow.getPrimaryKey()).write(out);
          new ConditionWritable(putRow.getCondition()).write(out);
          List<Column> cols = putRow.getColumnsToPut();
          out.writeInt(cols.size());
          for(Column col: cols) {
              new ColumnWritable(col).write(out);
          }
      }
  
      @Override public void readFields(DataInput in) throws IOException {
          String tableName = in.readUTF();
          PrimaryKey pkey = PrimaryKeyWritable.read(in).getPrimaryKey();
  
          RowPutChange putRow = new RowPutChange(tableName, pkey);
          putRow.setCondition(ConditionWritable.read(in).getCondition());
          int attrSz = in.readInt();
          for(int j = 0; j < attrSz; ++j) {
              putRow.addColumn(ColumnWritable.read(in).getColumn());
          }
  
          this.putRow = putRow;
      }
  
      public static RowPutChangeWritable read(DataInput in) throws IOException {
          RowPutChangeWritable w = new RowPutChangeWritable();
          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);
      }
  }
  