AppInit.java

package web.config;

import org.springframework.web.filter.HiddenHttpMethodFilter;
import org.springframework.web.servlet.support.AbstractAnnotationConfigDispatcherServletInitializer;

import javax.servlet.ServletContext;
import javax.servlet.ServletException;

public class AppInit extends AbstractAnnotationConfigDispatcherServletInitializer {


    @Override
    protected Class<?>[] getRootConfigClasses() {
        return new Class[]{HiberConfig.class};
    }


    @Override
    protected Class<?>[] getServletConfigClasses() {
        return new Class<?>[]{
                WebConfig.class
        };
    }


    @Override
    protected String[] getServletMappings() {
        return new String[]{"/"};
    }



    @Override
    public void onStartup(ServletContext aServletContext) throws ServletException {
        super.onStartup(aServletContext);
        registerHiddenFieldFilter(aServletContext);
    }



    private void registerHiddenFieldFilter(ServletContext aContext) {
        aContext.addFilter("hiddenHttpMethodFilter",
                new HiddenHttpMethodFilter()).addMappingForUrlPatterns(null, true, "/*");
    }

}