com.highqsoft.numbergenerator

Class DefaultGenerator

java.lang.Object

com.highqsoft.numbergenerator.DefaultGenerator

All Implemented Interfaces:

GeneratorIF

Direct Known Subclasses:

DailyGenerator

public class DefaultGenerator
extends java.lang.Object
implements GeneratorIF

This Class represents the default Numbergenerator. It holds the methods to generate for any given namespace a running number with the possibility to reset it.

Used properties:

step = value to increase the next number with
counterstart = reset or starting value of a counter

Author:

Alexander Ziller

Field Summary

Fields

Modifier and Type	Field and Description
protected long	counterstart
protected long	currentversion
protected static java.util.HashMap<java.lang.String,java.lang.Long>	MAP
protected java.util.Properties	properties
protected long	step

Constructor Summary

Constructors

Constructor and Description
DefaultGenerator() The default Constructor, no arguments given.
DefaultGenerator(java.util.Properties props) Creates a Defaultgenerator with a given set of Properties.

Method Summary

Methods

Modifier and Type	Method and Description
long	generate(java.lang.String namespace) Creates a new entry for a namespace or, if already existant, increases the number of this namespace
java.util.HashMap<java.lang.String,java.lang.Long>	getMap() Returns the HashMap containing the key-value pairs of the namespaces
void	reset(java.lang.String namespace) Resets a given namespace to the default
void	reset(java.lang.String namespace, long value) (Re-)Sets a given namespace to the given value
protected void	setProperties(java.util.Properties props) Sets props to this Objects's Properties

Methods inherited from class java.lang.Object

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

Field Detail

MAP

protected static java.util.HashMap<java.lang.String,java.lang.Long> MAP

properties

protected java.util.Properties properties

currentversion

protected long currentversion

step

protected long step

counterstart

protected long counterstart

Constructor Detail

DefaultGenerator

public DefaultGenerator()

The default Constructor, no arguments given.

DefaultGenerator

public DefaultGenerator(java.util.Properties props)

Creates a Defaultgenerator with a given set of Properties.

Parameters:

props -

Method Detail

setProperties

protected void setProperties(java.util.Properties props)

Sets props to this Objects's Properties

Parameters:

props -

reset

public void reset(java.lang.String namespace)

Resets a given namespace to the default

Specified by:

reset in interface GeneratorIF

reset

public void reset(java.lang.String namespace,
         long value)

(Re-)Sets a given namespace to the given value

Specified by:

reset in interface GeneratorIF

value - the new counter setting.

getMap

public java.util.HashMap<java.lang.String,java.lang.Long> getMap()

Returns the HashMap containing the key-value pairs of the namespaces

Specified by:

getMap in interface GeneratorIF

Returns:

The HashMap with the values

generate

public long generate(java.lang.String namespace)

Creates a new entry for a namespace or, if already existant, increases the number of this namespace

Specified by:

generate in interface GeneratorIF

Parameters:

namespace - The namespace to create/add

Returns:

the generated number.