SpringBootSampleApplication.java

package org.springboot.sample;

import javax.annotation.PostConstruct;
import javax.sql.DataSource;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springboot.sample.datasource.DynamicDataSourceRegister;
import org.springboot.sample.servlet.MyServlet;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.context.embedded.ServletRegistrationBean;
import org.springframework.boot.context.web.SpringBootServletInitializer;
import org.springframework.boot.web.servlet.ServletComponentScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Import;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;

@EnableAsync //支持Servlet异步
@SpringBootApplication
@ServletComponentScan
@EnableTransactionManagement // 支持事务
@Import({DynamicDataSourceRegister.class}) // 注册动态多数据源
public class SpringBootSampleApplication extends SpringBootServletInitializer {

	private static final Logger logger = LoggerFactory.getLogger(SpringBootSampleApplication.class);
	
	@Bean
	public PlatformTransactionManager txManager(DataSource dataSource) {
		return new DataSourceTransactionManager(dataSource);
	}

	@Override
	protected SpringApplicationBuilder configure(SpringApplicationBuilder builder) {
		return builder.sources(SpringBootSampleApplication.class);
	}

	@PostConstruct
	public void logTest() {
		logger.debug("日志输出测试 Debug");
		logger.trace("日志输出测试 Trace");
		logger.info("日志输出测试 Info");
	}

	/**
	 * 使用代码注册Servlet（不需要@ServletComponentScan注解）
	 *
	 * @return
	 * @author SHANHY
	 * @create 2016年1月6日
	 */
	@Bean(name = "test")
	public ServletRegistrationBean servletRegistrationBean() {
		return new ServletRegistrationBean(new MyServlet(), "/xs/*");// ServletName默认值为首字母小写，即myServlet
	}

	/**
	 * 修改DispatcherServlet默认配置
	 *
	 * @param dispatcherServlet
	 * @return
	 * @author SHANHY
	 * @create 2016年1月6日
	 */
	// @Bean
	// public ServletRegistrationBean dispatcherRegistration(DispatcherServlet
	// dispatcherServlet) {
	// ServletRegistrationBean registration = new
	// ServletRegistrationBean(dispatcherServlet);
	// registration.getUrlMappings().clear();
	// registration.addUrlMappings("*.do");
	// registration.addUrlMappings("*.json");
	// return registration;
	// }

	public static void main(String[] args) {
		SpringApplication.run(SpringBootSampleApplication.class, args);
	}
}