public void read(org.apache.thrift.protocol.TProtocol iprot, CreationMetadata struct) throws org.apache.thrift.TException {
      org.apache.thrift.protocol.TField schemeField;
      iprot.readStructBegin();
      while (true)
      {
        schemeField = iprot.readFieldBegin();
        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
          break;
        }
        switch (schemeField.id) {
          case 1: // CAT_NAME
            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
              struct.catName = iprot.readString();
              struct.setCatNameIsSet(true);
            } else { 
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          case 2: // DB_NAME
            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
              struct.dbName = iprot.readString();
              struct.setDbNameIsSet(true);
            } else { 
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          case 3: // TBL_NAME
            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
              struct.tblName = iprot.readString();
              struct.setTblNameIsSet(true);
            } else { 
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          case 4: // TABLES_USED
            if (schemeField.type == org.apache.thrift.protocol.TType.SET) {
              {
                org.apache.thrift.protocol.TSet _set310 = iprot.readSetBegin();
                struct.tablesUsed = new java.util.HashSet<java.lang.String>(2*_set310.size);
                @org.apache.thrift.annotation.Nullable java.lang.String _elem311;
                for (int _i312 = 0; _i312 < _set310.size; ++_i312)
                {
                  _elem311 = iprot.readString();
                  struct.tablesUsed.add(_elem311);
                }
                iprot.readSetEnd();
              }
              struct.setTablesUsedIsSet(true);
            } else { 
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          case 5: // VALID_TXN_LIST
            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
              struct.validTxnList = iprot.readString();
              struct.setValidTxnListIsSet(true);
            } else { 
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          case 6: // MATERIALIZATION_TIME
            if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
              struct.materializationTime = iprot.readI64();
              struct.setMaterializationTimeIsSet(true);
            } else { 
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          case 7: // SOURCE_TABLES
            if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
              {
                org.apache.thrift.protocol.TList _list313 = iprot.readListBegin();
                struct.sourceTables = new java.util.ArrayList<SourceTable>(_list313.size);
                @org.apache.thrift.annotation.Nullable SourceTable _elem314;
                for (int _i315 = 0; _i315 < _list313.size; ++_i315)
                {
                  _elem314 = new SourceTable();
                  _elem314.read(iprot);
                  struct.sourceTables.add(_elem314);
                }
                iprot.readListEnd();
              }
              struct.setSourceTablesIsSet(true);
            } else { 
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          default:
            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
        }
        iprot.readFieldEnd();
      }
      iprot.readStructEnd();
      struct.validate();
    }
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/CreationMetadata.java