org.springframework.security.access.expression.method

Interface MethodSecurityExpressionHandler

All Superinterfaces:

AopInfrastructureBean, SecurityExpressionHandler<org.aopalliance.intercept.MethodInvocation>

All Known Implementing Classes:

DefaultMethodSecurityExpressionHandler

public interface MethodSecurityExpressionHandler
extends SecurityExpressionHandler<org.aopalliance.intercept.MethodInvocation>

Extended expression-handler facade which adds methods which are specific to securing method invocations.

Since:

3.0

Method Summary

Modifier and Type	Method and Description
Object	filter(Object filterTarget, Expression filterExpression, EvaluationContext ctx) Filters a target collection or array.
void	setReturnObject(Object returnObject, EvaluationContext ctx) Used to inform the expression system of the return object for the given evaluation context.

Methods inherited from interface org.springframework.security.access.expression.SecurityExpressionHandler

createEvaluationContext, getExpressionParser

Method Detail

filter

Object filter(Object filterTarget,
              Expression filterExpression,
              EvaluationContext ctx)

Filters a target collection or array. Only applies to method invocations.

Parameters:

filterTarget - the array or collection to be filtered.

filterExpression - the expression which should be used as the filter condition. If it returns false on evaluation, the object will be removed from the returned collection

ctx - the current evaluation context (as created through a call to SecurityExpressionHandler.createEvaluationContext(org.springframework.security.core.Authentication, Object)

Returns:

the filtered collection or array

setReturnObject

void setReturnObject(Object returnObject,
                     EvaluationContext ctx)

Used to inform the expression system of the return object for the given evaluation context. Only applies to method invocations.

Parameters:

returnObject - the return object value

ctx - the context within which the object should be set (as created through a call to SecurityExpressionHandler.createEvaluationContext(org.springframework.security.core.Authentication, Object)