优化

src/main/java/io/renren/RenrenApplication.java

package io.renren;
import io.renren.datasources.DynamicDataSourceConfig;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.support.SpringBootServletInitializer;
import org.springframework.context.annotation.Import;
@SpringBootApplication
@SpringBootApplication(exclude={DataSourceAutoConfiguration.class})
@Import({DynamicDataSourceConfig.class})
public class RenrenApplication extends SpringBootServletInitializer {
	public static void main(String[] args) {