# Package org.springframework.security.web.access.expression

package org.springframework.security.web.access.expression
Implementation of web security expressions.

Related Packages
Package
Description
org.springframework.security.web.access
Access-control related classes and packages.
org.springframework.security.web.access.channel
Classes that ensure web requests are received over required transport channels.
org.springframework.security.web.access.intercept
Enforcement of security for HTTP requests, typically by the URL requested.
Classes
Class
Description
DefaultHttpSecurityExpressionHandler
A `SecurityExpressionHandler` that uses a `RequestAuthorizationContext` to create a `WebSecurityExpressionRoot`.
DefaultWebSecurityExpressionHandler
ExpressionBasedFilterInvocationSecurityMetadataSource
Expression-based `FilterInvocationSecurityMetadataSource`.
WebExpressionAuthorizationManager
An expression-based `AuthorizationManager` that determines the access by evaluating the provided expression.
WebExpressionVoter
Deprecated.
Use `WebExpressionAuthorizationManager` instead
WebSecurityExpressionRoot