OauthServerMain.java

package karthik.oauth;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.jdbc.DataSourceBuilder;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.context.web.SpringBootServletInitializer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;

import javax.sql.DataSource;


@Configuration
@EnableAutoConfiguration
@ComponentScan
public class OauthServerMain extends SpringBootServletInitializer{

    /**
     * Main data source containing the credentials.
     * In this is example this is the DB from the resource server.
     */
    @Bean
    @Primary
    @ConfigurationProperties(prefix = "spring.datasource")
    public DataSource mainDataSource() {
        return DataSourceBuilder.create().build();
    }

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

}