public void write(org.apache.thrift.protocol.TProtocol oprot, AlterTableRequest struct) throws org.apache.thrift.TException {
      struct.validate();

      oprot.writeStructBegin(STRUCT_DESC);
      if (struct.catName != null) {
        if (struct.isSetCatName()) {
          oprot.writeFieldBegin(CAT_NAME_FIELD_DESC);
          oprot.writeString(struct.catName);
          oprot.writeFieldEnd();
        }
      }
      if (struct.dbName != null) {
        oprot.writeFieldBegin(DB_NAME_FIELD_DESC);
        oprot.writeString(struct.dbName);
        oprot.writeFieldEnd();
      }
      if (struct.tableName != null) {
        oprot.writeFieldBegin(TABLE_NAME_FIELD_DESC);
        oprot.writeString(struct.tableName);
        oprot.writeFieldEnd();
      }
      if (struct.table != null) {
        oprot.writeFieldBegin(TABLE_FIELD_DESC);
        struct.table.write(oprot);
        oprot.writeFieldEnd();
      }
      if (struct.environmentContext != null) {
        if (struct.isSetEnvironmentContext()) {
          oprot.writeFieldBegin(ENVIRONMENT_CONTEXT_FIELD_DESC);
          struct.environmentContext.write(oprot);
          oprot.writeFieldEnd();
        }
      }
      if (struct.isSetWriteId()) {
        oprot.writeFieldBegin(WRITE_ID_FIELD_DESC);
        oprot.writeI64(struct.writeId);
        oprot.writeFieldEnd();
      }
      if (struct.validWriteIdList != null) {
        if (struct.isSetValidWriteIdList()) {
          oprot.writeFieldBegin(VALID_WRITE_ID_LIST_FIELD_DESC);
          oprot.writeString(struct.validWriteIdList);
          oprot.writeFieldEnd();
        }
      }
      if (struct.processorCapabilities != null) {
        if (struct.isSetProcessorCapabilities()) {
          oprot.writeFieldBegin(PROCESSOR_CAPABILITIES_FIELD_DESC);
          {
            oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRING, struct.processorCapabilities.size()));
            for (java.lang.String _iter1451 : struct.processorCapabilities)
            {
              oprot.writeString(_iter1451);
            }
            oprot.writeListEnd();
          }
          oprot.writeFieldEnd();
        }
      }
      if (struct.processorIdentifier != null) {
        if (struct.isSetProcessorIdentifier()) {
          oprot.writeFieldBegin(PROCESSOR_IDENTIFIER_FIELD_DESC);
          oprot.writeString(struct.processorIdentifier);
          oprot.writeFieldEnd();
        }
      }
      if (struct.expectedParameterKey != null) {
        if (struct.isSetExpectedParameterKey()) {
          oprot.writeFieldBegin(EXPECTED_PARAMETER_KEY_FIELD_DESC);
          oprot.writeString(struct.expectedParameterKey);
          oprot.writeFieldEnd();
        }
      }
      if (struct.expectedParameterValue != null) {
        if (struct.isSetExpectedParameterValue()) {
          oprot.writeFieldBegin(EXPECTED_PARAMETER_VALUE_FIELD_DESC);
          oprot.writeString(struct.expectedParameterValue);
          oprot.writeFieldEnd();
        }
      }
      oprot.writeFieldStop();
      oprot.writeStructEnd();
    }
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/AlterTableRequest.java