Package jadex.bridge.service.component.interceptors

Class PrePostConditionInterceptor

java.lang.Object

jadex.bridge.service.component.interceptors.AbstractApplicableInterceptor

jadex.bridge.service.component.interceptors.ComponentThreadInterceptor

jadex.bridge.service.component.interceptors.AbstractLRUApplicableInterceptor

jadex.bridge.service.component.interceptors.PrePostConditionInterceptor

All Implemented Interfaces:

IServiceInvocationInterceptor

public class PrePostConditionInterceptor
extends AbstractLRUApplicableInterceptor

Interceptor that checks annotated pre- and postconditions.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	PrePostConditionInterceptor.CheckReturnValueResultListener	Check return value, when service call is finished.
static class	PrePostConditionInterceptor.IntermediateResultUnavailableException
static class	PrePostConditionInterceptor.PrePostConditionFetcher	Fetcher for pre and post condition.

Field Summary

Fields inherited from class jadex.bridge.service.component.interceptors.AbstractLRUApplicableInterceptor

applicables

Fields inherited from class jadex.bridge.service.component.interceptors.ComponentThreadInterceptor

ia

Constructor Summary

Constructors

Constructor	Description
PrePostConditionInterceptor(IInternalAccess ia)	Create a new AbstractLRUApplicableInterceptor.

Method Summary

Modifier and Type	Method	Description
protected java.lang.Exception	checkPostConditions(ServiceInvocationContext context, java.lang.Object res, boolean intermediate, java.util.List<java.lang.Object> ires)	Check the postconditions.
protected java.lang.RuntimeException	checkPreConditions(ServiceInvocationContext context)	Check the precondition.
boolean	customIsApplicable(ServiceInvocationContext context)	Test if the interceptor is applicable.
IFuture<java.lang.Void>	execute(ServiceInvocationContext context)	Execute the interceptor.
protected int	getKeepForPostConditions(ServiceInvocationContext context)	Get the number of intermediate results that should be explicitly kept by the interceptor (only necessary for subscription futures).
protected boolean	isPrePostCondition(java.lang.annotation.Annotation anno)	Check if an annotation belongs to the supported types of pre/postconditions.

Methods inherited from class jadex.bridge.service.component.interceptors.AbstractLRUApplicableInterceptor

isApplicable

Methods inherited from class jadex.bridge.service.component.interceptors.ComponentThreadInterceptor

getComponent

Methods inherited from class java.lang.Object

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

Constructor Detail

PrePostConditionInterceptor

public PrePostConditionInterceptor(IInternalAccess ia)

Create a new AbstractLRUApplicableInterceptor.

Method Detail

customIsApplicable

public boolean customIsApplicable(ServiceInvocationContext context)

Test if the interceptor is applicable.

Specified by:

customIsApplicable in class AbstractLRUApplicableInterceptor

Returns:

True, if applicable.

isPrePostCondition

protected boolean isPrePostCondition(java.lang.annotation.Annotation anno)

Check if an annotation belongs to the supported types of pre/postconditions.

execute

public IFuture<java.lang.Void> execute(ServiceInvocationContext context)

Execute the interceptor.

Parameters:

context - The invocation context.

checkPreConditions

protected java.lang.RuntimeException checkPreConditions(ServiceInvocationContext context)

Check the precondition.

checkPostConditions

protected java.lang.Exception checkPostConditions(ServiceInvocationContext context,
                                                  java.lang.Object res,
                                                  boolean intermediate,
                                                  java.util.List<java.lang.Object> ires)

Check the postconditions.

getKeepForPostConditions

protected int getKeepForPostConditions(ServiceInvocationContext context)

Get the number of intermediate results that should be explicitly kept by the interceptor (only necessary for subscription futures).