001/*
002 * Copyright 2012-2017 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.boot.autoconfigure.jdbc;
018
019import javax.sql.DataSource;
020
021import org.springframework.boot.autoconfigure.AutoConfigureBefore;
022import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
023import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
024import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
025import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
026import org.springframework.boot.context.properties.EnableConfigurationProperties;
027import org.springframework.context.ApplicationContext;
028import org.springframework.context.annotation.Bean;
029import org.springframework.context.annotation.Configuration;
030import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;
031import org.springframework.jdbc.datasource.lookup.JndiDataSourceLookup;
032import org.springframework.jmx.export.MBeanExporter;
033import org.springframework.jmx.support.JmxUtils;
034
035/**
036 * {@link EnableAutoConfiguration Auto-configuration} for a JNDI located
037 * {@link DataSource}.
038 *
039 * @author Phillip Webb
040 * @author Andy Wilkinson
041 * @since 1.2.0
042 */
043@Configuration
044@AutoConfigureBefore({ XADataSourceAutoConfiguration.class,
045                DataSourceAutoConfiguration.class })
046@ConditionalOnClass({ DataSource.class, EmbeddedDatabaseType.class })
047@ConditionalOnProperty(prefix = "spring.datasource", name = "jndi-name")
048@EnableConfigurationProperties(DataSourceProperties.class)
049public class JndiDataSourceAutoConfiguration {
050
051        private final ApplicationContext context;
052
053        public JndiDataSourceAutoConfiguration(ApplicationContext context) {
054                this.context = context;
055        }
056
057        @Bean(destroyMethod = "")
058        @ConditionalOnMissingBean
059        public DataSource dataSource(DataSourceProperties properties) {
060                JndiDataSourceLookup dataSourceLookup = new JndiDataSourceLookup();
061                DataSource dataSource = dataSourceLookup.getDataSource(properties.getJndiName());
062                excludeMBeanIfNecessary(dataSource, "dataSource");
063                return dataSource;
064        }
065
066        private void excludeMBeanIfNecessary(Object candidate, String beanName) {
067                for (MBeanExporter mbeanExporter : this.context
068                                .getBeansOfType(MBeanExporter.class).values()) {
069                        if (JmxUtils.isMBean(candidate.getClass())) {
070                                mbeanExporter.addExcludedBean(beanName);
071                        }
072                }
073        }
074
075}