org.springframework.security.access.expression.SecurityExpressionHandler.java Source code

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Here is the source code for org.springframework.security.access.expression.SecurityExpressionHandler.java

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/*
 * Copyright 2002-2016 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.security.access.expression;

import org.springframework.aop.framework.AopInfrastructureBean;
import org.springframework.expression.EvaluationContext;
import org.springframework.expression.ExpressionParser;
import org.springframework.security.core.Authentication;

/**
 * Facade which isolates Spring Security's requirements for evaluating security
 * expressions from the implementation of the underlying expression objects
 *
 * @author Luke Taylor
 * @since 3.1
 */
public interface SecurityExpressionHandler<T> extends AopInfrastructureBean {
    /**
     * @return an expression parser for the expressions used by the implementation.
     */
    ExpressionParser getExpressionParser();

    /**
     * Provides an evaluation context in which to evaluate security expressions for the
     * invocation type.
     */
    EvaluationContext createEvaluationContext(Authentication authentication, T invocation);
}