com.alibaba.spring.util.BeanRegistrar Maven / Gradle / Ivy
/*
* 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 com.alibaba.spring.util;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.core.AliasRegistry;
import static org.springframework.util.ObjectUtils.containsElement;
import static org.springframework.util.StringUtils.hasText;
/**
* Bean Registrar
*
* @since 1.0.3
*/
public abstract class BeanRegistrar {
private static final Log log = LogFactory.getLog(BeanRegistrar.class);
/**
* Register Infrastructure Bean
*
* @param beanDefinitionRegistry {@link BeanDefinitionRegistry}
* @param beanType the type of bean
* @param beanName the name of bean
* @return if it's a first time to register, return true
, or false
*/
public static boolean registerInfrastructureBean(BeanDefinitionRegistry beanDefinitionRegistry,
String beanName,
Class> beanType) {
boolean registered = false;
if (!beanDefinitionRegistry.containsBeanDefinition(beanName)) {
RootBeanDefinition beanDefinition = new RootBeanDefinition(beanType);
beanDefinition.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
beanDefinitionRegistry.registerBeanDefinition(beanName, beanDefinition);
registered = true;
if (log.isInfoEnabled()) {
log.info("The Infrastructure bean definition [" + beanDefinition
+ "with name [" + beanName + "] has been registered.");
}
}
return registered;
}
/**
* Detect the alias is present or not in the given bean name from {@link AliasRegistry}
*
* @param registry {@link AliasRegistry}
* @param beanName the bean name
* @param alias alias to test
* @return if present, return true
, or false
*/
public static boolean hasAlias(AliasRegistry registry, String beanName, String alias) {
return hasText(beanName) && hasText(alias) && containsElement(registry.getAliases(beanName), alias);
}
}
© 2015 - 2025 Weber Informatics LLC | Privacy Policy