Package com.axelor.db

Class JpaSequence

java.lang.Object

com.axelor.db.JpaSequence

public final class JpaSequence
extends Object

This class provides some helper static methods to deal with custom sequences.

Method Summary

Modifier and Type	Method	Description
static String	nextValue(String name)	Get the next sequence value of the given sequence. This method must be called inside a running transaction as it updates the sequence details in database.
static void	nextValue(String name, long next)	Set the next numeric value for the given sequence. This method must be called inside a running transaction as it updates the sequence details in the database.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

nextValue

public static String nextValue(String name)

Get the next sequence value of the given sequence.

This method must be called inside a running transaction as it updates the sequence details in database.

Parameters:

name - the name of the sequence

Returns:

next sequence value

nextValue

public static void nextValue(String name,
                             long next)

Set the next numeric value for the given sequence.

This method must be called inside a running transaction as it updates the sequence details in the database.

This method is generally used to reset the sequence. It may cause duplicates if given next number is less then the last next value of the sequence.

Parameters:

name - the name of the sequence

next - the next sequence number