org.araneaframework.core
Class BaseService

java.lang.Object
  org.araneaframework.core.BaseComponent
      org.araneaframework.core.BaseService

All Implemented Interfaces:

Serializable, Component, Service

Direct Known Subclasses:

BaseApplicationService, BaseFilterService, BaseServiceRouterService, BaseWidget, RelocatableDecorator, SimpleCriticalErrorHandlerService, StandardHttpSessionRouterService, WindowClosingService

public class BaseService
extends BaseComponent
implements Service

Non-composite service component providing the extra action(Path, InputData, OutputData) to BaseComponent.

Author:

"Toomas Römer"

See Also:

Serialized Form

Nested Class Summary

protected class

BaseService.ServiceImpl

Nested classes/interfaces inherited from class org.araneaframework.core.BaseComponent

BaseComponent.ComponentImpl

Nested classes/interfaces inherited from interface org.araneaframework.Service

Service.Interface

Field Summary

protected InputData	currentInputData
protected OutputData	currentOutputData

Constructor Summary

BaseService()

Method Summary

Service.Interface	_getService() Provides access to the request handler.
protected void	action(Path path, InputData input, OutputData output) Services provide their services through the action(...) method.
protected InputData	getInputData() Provides access to the current request data.
protected OutputData	getOutputData() Provides access to the current response data.
protected void	handleServiceException(Exception e) A method for Service-specific exception handling.

Methods inherited from class org.araneaframework.core.BaseComponent

_addComponent, _addComponent, _checkCall, _disableComponent, _enableComponent, _endCall, _endWaitingCall, _getChildren, _getComponent, _getDisabledChildren, _propagate, _relocateComponent, _removeComponent, _setEnvironment, _setScope, _startCall, _startWaitingCall, _strictCheckCall, _strictStartCall, _waitNoCall, destroy, disable, enable, getEnvironment, getScope, handleException, init, isAlive, isDead, isInitialized, propagate

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.araneaframework.Component

_getComponent, getEnvironment, getScope, isAlive

Field Detail

currentInputData

protected transient InputData currentInputData

currentOutputData

protected transient OutputData currentOutputData

Constructor Detail

BaseService

public BaseService()

Method Detail

_getService

public Service.Interface _getService()

Description copied from interface: Service

Provides access to the request handler.

Specified by:

_getService in interface Service

Returns:

An implementation of the interface that handles requests.

action

protected void action(Path path,
                      InputData input,
                      OutputData output)
               throws Exception

Services provide their services through the action(...) method. An implementation of a non-composite service like BaseService uses the action method to hook in the middle of the action routing and provide filtering, logging etc.

Parameters:

path - The path of the component to whom the action is targeted.

input - The request data.

output - The response data.

Throws:

Exception - Any runtime exception that may occur.

handleServiceException

protected void handleServiceException(Exception e)
                               throws Exception

A method for Service-specific exception handling.

Parameters:

e - An exception that ha occured.

Throws:

Exception - Any exception that may occur during exception handling.

getInputData

protected InputData getInputData()

Provides access to the current request data.

Returns:

The current request data.

getOutputData

protected OutputData getOutputData()

Provides access to the current response data.

Returns:

The current response data.