com.opensymphony.xwork2.interceptor
Class AbstractInterceptor

java.lang.Object
  com.opensymphony.xwork2.interceptor.AbstractInterceptor

All Implemented Interfaces:

Interceptor, Serializable

Direct Known Subclasses:

ActionAutowiringInterceptor, AliasInterceptor, ChainingInterceptor, ClearSessionInterceptor, ConversionErrorInterceptor, CookieInterceptor, CreateSessionInterceptor, ExceptionMappingInterceptor, FileUploadInterceptor, I18nInterceptor, LoggingInterceptor, MethodFilterInterceptor, ModelDrivenInterceptor, ParameterFilterInterceptor, ParameterRemoverInterceptor, ProfilingActivationInterceptor, RolesInterceptor, ScopedModelDrivenInterceptor, ScopeInterceptor, ServletConfigInterceptor, StaticParametersInterceptor, TimerInterceptor

public abstract class AbstractInterceptor
extends Object
implements Interceptor

Provides default implementations of optional lifecycle methods

See Also:

Serialized Form

Constructor Summary

AbstractInterceptor()

Method Summary

void	destroy() Does nothing
void	init() Does nothing
abstract String	intercept(ActionInvocation invocation) Override to handle interception

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractInterceptor

public AbstractInterceptor()

Method Detail

init

public void init()

Does nothing

Specified by:

init in interface Interceptor

destroy

public void destroy()

Does nothing

Specified by:

destroy in interface Interceptor

intercept

public abstract String intercept(ActionInvocation invocation)
                          throws Exception

Override to handle interception

Specified by:

intercept in interface Interceptor

Parameters:

invocation - the action invocation

Returns:

the return code, either returned from ActionInvocation.invoke(), or from the interceptor itself.

Throws:

Exception - any system-level error, as defined in Action.execute().