Forcing HTTPS in spring boot 1

TomacatConfiguration_1.java

@Bean
    public EmbeddedServletContainerFactory getEmbeddedServletContainerFactory() {
        TomcatEmbeddedServletContainerFactory containerFactory = new TomcatEmbeddedServletContainerFactory();
        containerFactory.addContextCustomizers(new TomcatContextCustomizer() {
            @Override
            public void customize(Context context) {
                SecurityConstraint constraint = new SecurityConstraint();
                constraint.setUserConstraint("CONFIDENTIAL");
                SecurityCollection collection = new SecurityCollection();
                collection.addPattern("/*");
                constraint.addCollection(collection);
                context.addConstraint(constraint);
            }
        });


        return containerFactory;
    }