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 org.apache.carbondata.processing.loading.csvinput;
  
  import java.io.DataInput;
  import java.io.DataOutput;
  import java.io.IOException;
  import java.nio.charset.Charset;
  import java.util.Arrays;
  
  import org.apache.hadoop.io.Writable;
  
  /**
   * A String sequence that is usable as a key or value.
   */
  public class StringArrayWritable implements Writable {
    private String[] values;
  
    public String[] toStrings() {
      return values;
    }
  
    public void set(String[] values) {
      this.values = values;
    }
  
    public String[] get() {
      return values;
    }
  
    @Override
    public void readFields(DataInput in) throws IOException {
      int length = in.readInt();
      values = new String[length];
      for (int i = 0; i < length; i++) {
        byte[] b = new byte[in.readInt()];
        in.readFully(b);
        values[i] = new String(b, Charset.defaultCharset());
      }
    }
  
    @Override
    public void write(DataOutput out) throws IOException {
      out.writeInt(values.length);                 // write values
      for (int i = 0; i < values.length; i++) {
        byte[] b = values[i].getBytes(Charset.defaultCharset());
        out.writeInt(b.length);
        out.write(b);
      }
    }
  
    @Override
    public String toString() {
      return Arrays.toString(values);
    }
  }
  