SpringBootServletInitializer to set spring profile through tomcat system argument (system property) when deploying as war

WebInitializer.java

package package.name;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.context.web.SpringBootServletInitializer;
import org.apache.commons.lang.StringUtils;

// auto detected by SpringServletContainerInitializer, which itself auto detected by Servlet 3.0 container
public class WebInitializer extends SpringBootServletInitializer {
    
	private final static Logger LOGGER = LoggerFactory.getLogger(WebInitializer.class);

	@Override
	protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
		
		String env = System.getProperty("my.environemnt.arg");
		if (StringUtils.isBlank(env)) {
			env = "local";
		}
		LOGGER.info("ACTIVE_PROFILE={}", env);
		application.profiles(env);
		return application.sources(SpringBootApplicationClassName.class);
	}
}