Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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.apache.syncope.core.misc.spring; import javax.servlet.ServletException; import org.apache.commons.lang3.StringUtils; import org.springframework.beans.FatalBeanException; import org.springframework.beans.factory.config.BeanPostProcessor; import org.springframework.core.PriorityOrdered; import org.springframework.security.access.expression.method.DefaultMethodSecurityExpressionHandler; import org.springframework.security.web.access.expression.DefaultWebSecurityExpressionHandler; import org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter; /** * Removes the limitation of having Spring security roles to be prefixed with 'ROLE_'. */ public class DefaultRolesPrefixPostProcessor implements BeanPostProcessor, PriorityOrdered { @Override public Object postProcessAfterInitialization(final Object bean, final String beanName) { if (bean instanceof DefaultMethodSecurityExpressionHandler) { ((DefaultMethodSecurityExpressionHandler) bean).setDefaultRolePrefix(null); } if (bean instanceof DefaultWebSecurityExpressionHandler) { ((DefaultWebSecurityExpressionHandler) bean).setDefaultRolePrefix(null); } if (bean instanceof SecurityContextHolderAwareRequestFilter) { SecurityContextHolderAwareRequestFilter filter = (SecurityContextHolderAwareRequestFilter) bean; filter.setRolePrefix(StringUtils.EMPTY); try { filter.afterPropertiesSet(); } catch (ServletException e) { throw new FatalBeanException(e.getMessage(), e); } } return bean; } @Override public Object postProcessBeforeInitialization(final Object bean, final String beanName) { return bean; } @Override public int getOrder() { return PriorityOrdered.HIGHEST_PRECEDENCE; } }