wt.workflow.engine
Class StandardWfEngineService.SynchRobotCache

java.lang.Object
  java.rmi.server.RemoteObject
      java.rmi.server.RemoteServer
          wt.util.RMIServer
              wt.cache.CacheManager
                  wt.workflow.engine.StandardWfEngineService.SynchRobotCache

All Implemented Interfaces:

CacheServer, Remote, Serializable, Unreferenced

Enclosing class:

StandardWfEngineService

public static class StandardWfEngineService.SynchRobotCache

extends CacheManager

Internal class for creation of distributed cache that maps event keys to oids of synchronization robots. That map indicates which robots are waiting for a specific event to occur.

See Also:

Serialized Form

Field Summary

Fields inherited from class wt.cache.CacheManager

MASTER

Fields inherited from class wt.util.RMIServer

csf, ssf

Fields inherited from class java.rmi.server.RemoteServer

Fields inherited from class java.rmi.server.RemoteObject

ref

Fields inherited from interface wt.cache.CacheServer

versionID

Constructor Summary

StandardWfEngineService.SynchRobotCache()
Construct a new SynchRobotCache.

Method Summary

void	addSynchRobot(String event_key, ObjectIdentifier robot_id) Adds a robot to the list of robots mapped by event key.
int	getDefaultSize() Control size of this cache.
Vector	getSynchRobots(String event_key) Returns a list of robot oids for the event passed as argument
private Vector	populateSynchRobotCache(String event_key) Gets from the database all active synchronization robots for event key passed as argument.
void	removeSynchRobot(String event_key, ObjectIdentifier robot_id) Removes a robot from the list of robots mapped by event key.
Object	updateEntry(Object current_value, Object update_key, Object update_value) Overrides CacheManager.update.

Methods inherited from class wt.cache.CacheManager

checkAccess, get, getDefaultName, getEntry, isCacheHost, overflow, ping, put, putEntry, putEntry, reference, registerSlave, remove, remove, removeEntry, removeEntry, reset, unreferenced, update, updateEntry

Methods inherited from class wt.util.RMIServer

clone, exportObject, exportObject, exportObject, getClientSocketFactory, getPort, getServerSocketFactory, getStub, isHostInList, isLocalHost, setPort, writeReplace

Methods inherited from class java.rmi.server.RemoteServer

getClientHost, getLog, setLog

Methods inherited from class java.rmi.server.RemoteObject

equals, getRef, hashCode, toString, toStub

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

StandardWfEngineService.SynchRobotCache

public StandardWfEngineService.SynchRobotCache()
                                        throws RemoteException

Construct a new SynchRobotCache. CacheManager defaults are used for name, size, and location of master cache.

Method Detail

getSynchRobots

public Vector getSynchRobots(String event_key)
                      throws WTException

Returns a list of robot oids for the event passed as argument

Throws:

WTException

addSynchRobot

public void addSynchRobot(String event_key,
                          ObjectIdentifier robot_id)
                   throws WTException

Adds a robot to the list of robots mapped by event key.

Throws:

WTException

removeSynchRobot

public void removeSynchRobot(String event_key,
                             ObjectIdentifier robot_id)
                      throws WTException

Removes a robot from the list of robots mapped by event key.

Throws:

WTException

populateSynchRobotCache

private Vector populateSynchRobotCache(String event_key)
                                throws WTException

Gets from the database all active synchronization robots for event key passed as argument.

Throws:

WTException

updateEntry

public Object updateEntry(Object current_value,
                          Object update_key,
                          Object update_value)

Overrides CacheManager.update. Update a single entry in one of the hashtables.

Overrides:

updateEntry in class CacheManager

Parameters:

update_key - the key for what is being updated in the entry

update_value - the updated value

See Also:

CacheManager

getDefaultSize

public int getDefaultSize()

Control size of this cache. For this example, just return normal default.

Overrides:

getDefaultSize in class CacheManager