public boolean equals(Version that) {
    if (that == null)
      return false;
    if (this == that)
      return true;

    boolean this_present_version = true && this.isSetVersion();
    boolean that_present_version = true && that.isSetVersion();
    if (this_present_version || that_present_version) {
      if (!(this_present_version && that_present_version))
        return false;
      if (!this.version.equals(that.version))
        return false;
    }

    boolean this_present_comments = true && this.isSetComments();
    boolean that_present_comments = true && that.isSetComments();
    if (this_present_comments || that_present_comments) {
      if (!(this_present_comments && that_present_comments))
        return false;
      if (!this.comments.equals(that.comments))
        return false;
    }

    return true;
  }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
standalone-metastore/metastore-common/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/Version.java