Package com.reallifedeveloper.tools.test.database.inmemory

Class LongPrimaryKeyGenerator

java.lang.Object

com.reallifedeveloper.tools.test.database.inmemory.LongPrimaryKeyGenerator

All Implemented Interfaces:

PrimaryKeyGenerator<Long>

public class LongPrimaryKeyGenerator
extends Object
implements PrimaryKeyGenerator<Long>

A primary key generator that generates a sequence of long integers.

Author:

RealLifeDeveloper

Constructor Summary

Constructors

Constructor	Description
LongPrimaryKeyGenerator()

Method Summary

Modifier and Type	Method	Description
Long	nextPrimaryKey(Long previousMax)	Gives the next primary key given the previous maximum primary key value.

Methods inherited from class java.lang.Object

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

Constructor Details

LongPrimaryKeyGenerator

public LongPrimaryKeyGenerator()

Method Details

nextPrimaryKey

public Long nextPrimaryKey(Long previousMax)

Gives the next primary key given the previous maximum primary key value.

Specified by:

nextPrimaryKey in interface PrimaryKeyGenerator<Long>

Parameters:

previousMax - the previous maximum primary key value of any saved entity, or null to start from scratch

Returns:

the next primary key