com.ptc.windchill.esi.map
Class ESIMapManager

java.lang.Object
  com.ptc.windchill.esi.map.ESIMapManager

public final class ESIMapManager

extends Object

Finds the instance of ESIMap associated with a file name. Implements the Singleton pattern to insure that only one instance is created in a java virtual machine.

Supported API: true

Extendable: false

Field Summary

private static ESIMapManager	_instance
private static String	CLASSNAME
private Hashtable	maps
private static String	RESOURCE
private static Object	singletonLock
private TaskHelper	taskHelper

Constructor Summary

protected

ESIMapManager() Hide the constructor to enforce the singleton pattern.

Method Summary

ESIMap	getMap(String name) Returns the ESIMap identified by the name argument.
static ESIMapManager	instance() Get the value of the _instance attribute.
private static void	setSingleton()

Methods inherited from class java.lang.Object

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

Field Detail

RESOURCE

private static final String RESOURCE

See Also:

Constant Field Values

CLASSNAME

private static final String CLASSNAME

_instance

private static ESIMapManager _instance

maps

private Hashtable maps

singletonLock

private static Object singletonLock

taskHelper

private TaskHelper taskHelper

Constructor Detail

ESIMapManager

protected ESIMapManager()

Hide the constructor to enforce the singleton pattern.

Supported API: false

Method Detail

instance

public static final ESIMapManager instance()

Get the value of the _instance attribute. If it's null, create an instance and store it in the attribute before returning the result.

Supported API: true

Returns:

ESIMapManager

getMap

public final ESIMap getMap(String name)
                    throws ESIMapException

Returns the ESIMap identified by the name argument. If there's an entry in the maps Hashtable, return it. Othewise, create a new ESIMap, store it in the table, and return the result.

Supported API: true

Parameters:

name - The file name of the map source file.

Returns:

ESIMap

Throws:

ESIMapException

setSingleton

private static void setSingleton()