/*
* 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
*
* http://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.messaging.access.expression;
import org.springframework.messaging.Message;
import org.springframework.security.access.expression.AbstractSecurityExpressionHandler;
import org.springframework.security.access.expression.SecurityExpressionHandler;
import org.springframework.security.access.expression.SecurityExpressionOperations;
import org.springframework.security.authentication.AuthenticationTrustResolver;
import org.springframework.security.authentication.AuthenticationTrustResolverImpl;
import org.springframework.security.core.Authentication;
import org.springframework.util.Assert;
/**
* The default implementation of {@link SecurityExpressionHandler} which uses a
* {@link MessageSecurityExpressionRoot}.
*
* @param <T> the type for the body of the Message
*
* @since 4.0
* @author Rob Winch
*/
public class DefaultMessageSecurityExpressionHandler<T> extends
AbstractSecurityExpressionHandler<Message<T>> {
private AuthenticationTrustResolver trustResolver = new AuthenticationTrustResolverImpl();
@Override
protected SecurityExpressionOperations createSecurityExpressionRoot(
Authentication authentication, Message<T> invocation) {
MessageSecurityExpressionRoot root = new MessageSecurityExpressionRoot(
authentication, invocation);
root.setPermissionEvaluator(getPermissionEvaluator());
root.setTrustResolver(trustResolver);
root.setRoleHierarchy(getRoleHierarchy());
return root;
}
public void setTrustResolver(AuthenticationTrustResolver trustResolver) {
Assert.notNull(trustResolver, "trustResolver cannot be null");
this.trustResolver = trustResolver;
}
}