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

      boolean this_present_catalogName = true && this.isSetCatalogName();
      boolean that_present_catalogName = true && that.isSetCatalogName();
      if (this_present_catalogName || that_present_catalogName) {
        if (!(this_present_catalogName && that_present_catalogName))
          return false;
        if (!this.catalogName.equals(that.catalogName))
          return false;
      }

      boolean this_present_database = true && this.isSetDatabase();
      boolean that_present_database = true && that.isSetDatabase();
      if (this_present_database || that_present_database) {
        if (!(this_present_database && that_present_database))
          return false;
        if (!this.database.equals(that.database))
          return false;
      }

      return true;
    }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
amoro-common/src/main/gen-java/org/apache/amoro/api/AmoroTableMetastore.java