20200608-custom-tomcat-servlet-web-server-factory-customizer.java

/**
 * @see <a href="https://www.baeldung.com/spring-xml-vs-java-config">web.xml vs Initializer with Spring</a>
 * @see <a href="https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#boot-features-customizing-embedded-containers"></a>
 */
@Configuration
public class CustomTomcatServletWebServerFactoryCustomizer
        implements WebServerFactoryCustomizer<TomcatServletWebServerFactory> {

    @Override
    public void customize(TomcatServletWebServerFactory factory) {
        factory.addContextCustomizers(new TomcatClusterContextCustomizer());
    }

    public class TomcatClusterContextCustomizer implements TomcatContextCustomizer {
        @Override
        public void customize(final Context context) {
            context.setDistributable(true);
        }
    }
}