org.codehaus.groovy.grails.plugins.springsecurity.acl.ClassLoaderPerProxyBeanNameAutoProxyCreator.java Source code

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Here is the source code for org.codehaus.groovy.grails.plugins.springsecurity.acl.ClassLoaderPerProxyBeanNameAutoProxyCreator.java

Source

/* Copyright 2011 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.codehaus.groovy.grails.plugins.springsecurity.acl;

import java.util.Arrays;
import java.util.Collection;

import org.codehaus.groovy.grails.compiler.GrailsClassLoader;
import org.springframework.aop.TargetSource;
import org.springframework.aop.framework.autoproxy.BeanNameAutoProxyCreator;

/**
 * Borrowed from https://github.com/alkemist/grails-aop-reloading-fix/blob/master/src/groovy/grails/plugin/aopreloadingfix/ClassLoaderPerProxyGroovyAwareAspectJAwareAdvisorAutoProxyCreator.groovy
 *
 * @author Luke Daley
 * @author <a href='mailto:burt@burtbeckwith.com'>Burt Beckwith</a>
 */
public class ClassLoaderPerProxyBeanNameAutoProxyCreator extends BeanNameAutoProxyCreator {

    private static final long serialVersionUID = 1;

    private ClassLoader baseLoader;
    private Collection<String> beanNames;

    @Override
    public void setBeanClassLoader(ClassLoader classLoader) {
        super.setBeanClassLoader(classLoader);
        baseLoader = classLoader;
    }

    @Override
    protected Object createProxy(Class<?> beanClass, String beanName, Object[] specificInterceptors,
            TargetSource targetSource) {
        setProxyClassLoader(new GrailsClassLoader(baseLoader, null, null));
        Object proxy = super.createProxy(beanClass, beanName, specificInterceptors, targetSource);
        setProxyClassLoader(baseLoader);
        return proxy;
    }

    @Override
    protected Object getCacheKey(Class<?> beanClass, String beanName) {
        return beanClass.hashCode() + "_" + beanName;
    }

    @Override
    protected boolean shouldProxyTargetClass(Class<?> beanClass, String beanName) {
        return beanNames.contains(beanName);
    }

    @Override
    public void setBeanNames(String[] names) {
        super.setBeanNames(names);
        beanNames = Arrays.asList(names);
    }
}