public void setMy_binary(byte[] my_binary) {
    this.my_binary = my_binary == null ? (java.nio.ByteBuffer)null   : java.nio.ByteBuffer.wrap(my_binary.clone());
  }
Returns true if field my_string is set (has been assigned a value) and false otherwise
serde/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/serde2/thrift/test/MegaStruct.java