public void setUnderscore_int(int underscore_int) {
    this.underscore_int = underscore_int;
    setUnderscore_intIsSet(true);
  }
Returns true if field myString is set (has been assigned a value) and false otherwise
serde/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/serde2/thrift/test/IntString.java