Method prepareToWrite

src/org/apache/pig/builtin/AvroStorage.java:505–512

(final RecordWriter w)

   * .RecordWriter)
   */
  @SuppressWarnings({ "unchecked", "rawtypes" })
  @Override
  public final void prepareToWrite(final RecordWriter w) throws IOException {
    if (this.udfContextSignature == null)
      throw new IOException(this.getClass().toString() + ".prepareToWrite called without setting udf context signature");
    writer = (RecordWriter<NullWritable, Object>) w;
    ((AvroRecordWriter) writer).prepareToWrite(getOutputAvroSchema());
  }

  /*
   * @see org.apache.pig.StoreFuncInterface#putNext(org.apache.pig.data.Tuple)