com.sdm.quasar.client.core.server.impl.plugins
Class ImplementationServerProxyPlugin

java.lang.Object
  com.sdm.quasar.client.core.server.impl.plugins.ImplementationServerProxyPlugin

All Implemented Interfaces:

ServerProxyPlugin

public class ImplementationServerProxyPlugin

extends java.lang.Object

implements ServerProxyPlugin

A simple ServerProxyPlugin implementation that allows to register service implementations at this plugin. Processing the server service call simply means calling these registered implementations.

Version:

1.$Revision$

Author:

Thomas Wolf

Nested Class Summary

Nested classes inherited from class com.sdm.quasar.client.core.server.impl.ServerProxyPlugin

ServerProxyPlugin.ServerProxyPluginCallback

Constructor Summary

ImplementationServerProxyPlugin()
Creates a new ImplementationServerProxyPlugin.

Method Summary

boolean	hasServerService(java.lang.Class service, ServerProxyPlugin.ServerProxyPluginCallback serverProxyPluginCallback) Tests, whether a service is registered with the service manager.
java.lang.Object	processServerServiceCall(java.lang.Class serverInterface, java.lang.reflect.Method method, java.lang.Object[] args, ServerProxyPlugin.ServerProxyPluginCallback serverProxyPluginCallback)
void	registerServiceImplementation(java.lang.Class serviceInterface, java.lang.Object serviceImplementation) Registers an implementation of a server service interface
void	unregisterServiceImplementation(java.lang.Class serviceInterface, java.lang.Object serviceImplementation) Unregisters a previously registered service implementation

Methods inherited from class java.lang.Object

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

Constructor Detail

ImplementationServerProxyPlugin

public ImplementationServerProxyPlugin()

Creates a new ImplementationServerProxyPlugin.

Method Detail

registerServiceImplementation

public void registerServiceImplementation(java.lang.Class serviceInterface,
                                          java.lang.Object serviceImplementation)

Registers an implementation of a server service interface

Parameters:

serviceInterface - the service interface to register an implementation for (not null)

serviceImplementation - the implementation of that service (not null, must implement serviceInterface)

Throws:

java.lang.IllegalArgumentException - if the service interface class describes not an interface or if the service implementation is not implementing the service interface

unregisterServiceImplementation

public void unregisterServiceImplementation(java.lang.Class serviceInterface,
                                            java.lang.Object serviceImplementation)

Unregisters a previously registered service implementation

Parameters:

serviceInterface - the service interface to register an implementation for (not null)

serviceImplementation - the implementation of that service (not null, must implement serviceInterface)

hasServerService

public boolean hasServerService(java.lang.Class service,
                                ServerProxyPlugin.ServerProxyPluginCallback serverProxyPluginCallback)

Description copied from interface: ServerProxyPlugin

Tests, whether a service is registered with the service manager.

Specified by:

hasServerService in interface ServerProxyPlugin

Parameters:

service - the interface that defines the service

Returns:

true, iff an implementation is registered for the given service.

See Also:

ServerProxyPlugin.hasServerService(java.lang.Class, com.sdm.quasar.client.core.server.impl.ServerProxyPlugin.ServerProxyPluginCallback)

processServerServiceCall

public java.lang.Object processServerServiceCall(java.lang.Class serverInterface,
                                                 java.lang.reflect.Method method,
                                                 java.lang.Object[] args,
                                                 ServerProxyPlugin.ServerProxyPluginCallback serverProxyPluginCallback)
                                          throws java.lang.Throwable

Specified by:

processServerServiceCall in interface ServerProxyPlugin

Parameters:

serverInterface -

method -

args -

serverProxyPluginCallback - a ServerProxyPlugin.ServerProxyPluginCallback to access the subsequent ServerProxyPlugins without knowing them

Returns:

Throws:

java.lang.Throwable

See Also:

ServerProxyPlugin.processServerServiceCall(java.lang.Class, java.lang.reflect.Method, java.lang.Object[], com.sdm.quasar.client.core.server.impl.ServerProxyPlugin.ServerProxyPluginCallback)