Java tutorial
/* * Copyright 2016 EPAM Systems * * * This file is part of EPAM Report Portal. * https://github.com/reportportal/service-api * * Report Portal is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Report Portal is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Report Portal. If not, see <http://www.gnu.org/licenses/>. */ package com.epam.ta.reportportal.auth; import java.util.Map; import java.util.Map.Entry; import com.epam.ta.reportportal.auth.permissions.LookupPermission; import com.epam.ta.reportportal.auth.permissions.Permission; import org.springframework.beans.BeansException; import org.springframework.beans.factory.config.AutowireCapableBeanFactory; import org.springframework.beans.factory.config.ConfigurableListableBeanFactory; import org.springframework.beans.factory.support.BeanDefinitionRegistry; import org.springframework.beans.factory.support.BeanDefinitionRegistryPostProcessor; public class PermissionsRegisterBean implements BeanDefinitionRegistryPostProcessor { @SuppressWarnings("unchecked") @Override public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException { Map<String, Permission> permissionBeans = beanFactory.getBeansOfType(Permission.class); Map<String, Permission> permissionsMap = beanFactory.getBean("permissionsMap", Map.class); for (Entry<String, Permission> permission : permissionBeans.entrySet()) { /* * There will be no NPE since we asked bean factory to get beans * with this annotation */ for (String permissionName : permission.getValue().getClass().getAnnotation(LookupPermission.class) .value()) { /* * TODO add check for type before doing this */ Permission permissionBean = permission.getValue(); beanFactory.autowireBeanProperties(permissionBean, AutowireCapableBeanFactory.AUTOWIRE_NO, true); permissionsMap.put(permissionName, permissionBean); } } } @Override public void postProcessBeanDefinitionRegistry(BeanDefinitionRegistry registry) throws BeansException { //nothing to do } }