za.org.coefficient.invokers.ejb
Class EjbInvoker

java.lang.Object
  za.org.coefficient.invokers.base.BaseInvoker
      za.org.coefficient.invokers.ejb.EjbInvoker

All Implemented Interfaces:

za.co.csir.icomtek.workflow.interfaces.WorkflowModuleInvoker, Invoker

public class EjbInvoker
extends BaseInvoker

This is an implementation of invoker. This allows us to invoke methods on modules, services, and themes within an EJB enviroment and to obtain useful reference to them.

Version:

$Revision: 1.4 $ $Date: 2004/11/09 13:52:11 $

Author:

Dylan Etkin

Field Summary

private static java.lang.String	CREATE
private static java.lang.String	LOCAL

Constructor Summary

EjbInvoker()

Method Summary

protected ModuleLocal	getModule(java.lang.String module)
java.lang.Object	getService(java.lang.String serviceName) NOTE: this method can only be used by those in the same class loader as the requested service.
protected ThemeLocalIf	getTheme(java.lang.String theme)

Methods inherited from class za.org.coefficient.invokers.base.BaseInvoker

invoke, invokeGetterOnModule, invokeMethodOnModule, invokeMethodOnService, invokeMethodOnTheme, invokeOpOnModule, invokeOpOnModule

Methods inherited from class java.lang.Object

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

Field Detail

CREATE

private static final java.lang.String CREATE

See Also:

Constant Field Values

LOCAL

private static final java.lang.String LOCAL

See Also:

Constant Field Values

Constructor Detail

EjbInvoker

public EjbInvoker()

Method Detail

getService

public java.lang.Object getService(java.lang.String serviceName)
                            throws java.lang.Exception

NOTE: this method can only be used by those in the same class loader as the requested service. This is because this returns an EJB created through a local interface, not a remote interface.

Specified by:

getService in interface Invoker

Specified by:

getService in class BaseInvoker

Parameters:

serviceName - is the service available in the system

Returns:

is the service that was requested

Throws:

java.lang.Exception

getTheme

protected ThemeLocalIf getTheme(java.lang.String theme)
                         throws java.lang.Exception

Specified by:

getTheme in class BaseInvoker

Throws:

java.lang.Exception

getModule

protected ModuleLocal getModule(java.lang.String module)
                         throws java.lang.Exception

Specified by:

getModule in class BaseInvoker

Throws:

java.lang.Exception