SEC-2136: Lazy load MethodSecurityExpressionHandler & MethodSecurityExpressionHandler.expressionParser

Previously wiring dependencies created with a FactoryBean into
MethodSecurityExpressionHandler &
MethodSecurityExpressionHandler.expressionParser and  would cause
NoSuchBeanDefinitionException's to occur. These changes make it easier
(but not impossible) to avoid such errors.

The following changes were made:

    - ExpressionBasedAnnotationAttributeFactory delays the invocation of
      MethodSecurityExpressionHandler.getExpressionParser()
    - MethodSecurityExpressionHandler is automatically wrapped in a
      LazyInitTargetSource and marked as lazyInit=true
This commit is contained in:
Rob Winch
2013-02-28 10:26:12 -06:00
parent 83f1d76c16
commit 914ec45e43
6 changed files with 222 additions and 4 deletions

View File

@@ -0,0 +1,48 @@
/*
* Copyright 2002-2013 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.config.method.sec2136;
import java.io.Serializable;
import javax.persistence.EntityManager;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.PermissionEvaluator;
import org.springframework.security.core.Authentication;
/**
*
* @author Rob Winch
*
*/
public class JpaPermissionEvaluator implements PermissionEvaluator {
@Autowired
private EntityManager entityManager;
public JpaPermissionEvaluator() {
System.out.println("initializing "+this);
}
public boolean hasPermission(Authentication authentication,
Object targetDomainObject, Object permission) {
return true;
}
public boolean hasPermission(Authentication authentication,
Serializable targetId, String targetType, Object permission) {
return true;
}
}

View File

@@ -0,0 +1,36 @@
/*
* Copyright 2002-2013 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.config.method.sec2136;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
*
* @author Rob Winch
* @since 3.2
*/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("sec2136.xml")
public class Sec2136Tests {
@Test
public void configurationLoads() {
}
}