org.springframework.jdbc.support.incrementer
Interface DataFieldMaxValueIncrementer

All Known Implementing Classes:

AbstractDataFieldMaxValueIncrementer, AbstractSequenceMaxValueIncrementer, DB2SequenceMaxValueIncrementer, DerbyMaxValueIncrementer, H2SequenceMaxValueIncrementer, HsqlMaxValueIncrementer, HsqlSequenceMaxValueIncrementer, MySQLMaxValueIncrementer, OracleSequenceMaxValueIncrementer, PostgreSQLSequenceMaxValueIncrementer

public interface DataFieldMaxValueIncrementer

Interface that defines contract of incrementing any data store field's maximum value. Works much like a sequence number generator.

Typical implementations may use standard SQL, native RDBMS sequences or Stored Procedures to do the job.

Author:

Dmitriy Kopylenko, Jean-Pierre Pawlak, Juergen Hoeller

Method Summary

int	nextIntValue() Increment the data store field's max value as int.
long	nextLongValue() Increment the data store field's max value as long.
String	nextStringValue() Increment the data store field's max value as String.

Method Detail

nextIntValue

int nextIntValue()
                 throws DataAccessException

Increment the data store field's max value as int.

Returns:

int next data store value such as max + 1

Throws:

DataAccessException - in case of errors

nextLongValue

long nextLongValue()
                   throws DataAccessException

Increment the data store field's max value as long.

Returns:

int next data store value such as max + 1

Throws:

DataAccessException - in case of errors

nextStringValue

String nextStringValue()
                       throws DataAccessException

Increment the data store field's max value as String.

Returns:

next data store value such as max + 1

Throws:

DataAccessException - in case of errors