001/* 002 * Copyright 2012-2018 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.docs.jdbc; 018 019import javax.sql.DataSource; 020 021import com.zaxxer.hikari.HikariDataSource; 022import org.apache.commons.dbcp2.BasicDataSource; 023 024import org.springframework.boot.autoconfigure.jdbc.DataSourceProperties; 025import org.springframework.boot.context.properties.ConfigurationProperties; 026import org.springframework.boot.jdbc.DataSourceBuilder; 027import org.springframework.context.annotation.Bean; 028import org.springframework.context.annotation.Configuration; 029import org.springframework.context.annotation.Primary; 030 031/** 032 * Example configuration for configuring a configurable secondary {@link DataSource} while 033 * keeping the auto-configuration defaults for the primary one. 034 * 035 * @author Stephane Nicoll 036 */ 037public class SimpleTwoDataSourcesExample { 038 039 /** 040 * A simple configuration that exposes two data sources. 041 */ 042 @Configuration 043 static class SimpleDataSourcesConfiguration { 044 045 // tag::configuration[] 046 @Bean 047 @Primary 048 @ConfigurationProperties("app.datasource.first") 049 public DataSourceProperties firstDataSourceProperties() { 050 return new DataSourceProperties(); 051 } 052 053 @Bean 054 @Primary 055 @ConfigurationProperties("app.datasource.first.configuration") 056 public HikariDataSource firstDataSource() { 057 return firstDataSourceProperties().initializeDataSourceBuilder() 058 .type(HikariDataSource.class).build(); 059 } 060 061 @Bean 062 @ConfigurationProperties("app.datasource.second") 063 public BasicDataSource secondDataSource() { 064 return DataSourceBuilder.create().type(BasicDataSource.class).build(); 065 } 066 // end::configuration[] 067 068 } 069 070}