MvcWebConfig.java

package gov.nih.nci.bento;

import gov.nih.nci.bento.interceptor.AuthenticationInterceptor;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.CacheControl;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.ViewResolverRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.servlet.view.JstlView;

import java.util.concurrent.TimeUnit;


@Configuration
@EnableWebMvc
@ComponentScan
public class MvcWebConfig implements WebMvcConfigurer {

	@Override
	public void configureViewResolvers(ViewResolverRegistry registry) {
		InternalResourceViewResolver resolver = new InternalResourceViewResolver();
		resolver.setPrefix("/WEB-INF/");
		resolver.setSuffix(".jsp");
		resolver.setViewClass(JstlView.class);
		registry.viewResolver(resolver);
		registry.jsp();
	}

	@Override
	public void addResourceHandlers(ResourceHandlerRegistry registry) {

		// Register static
		registry.addResourceHandler("/static/**").addResourceLocations("/WEB-INF/static/")
				.setCacheControl(CacheControl.maxAge(2, TimeUnit.HOURS).cachePublic());
		registry.addResourceHandler("/resources/**").addResourceLocations("/WEB-INF/resources/")
				.setCacheControl(CacheControl.maxAge(2, TimeUnit.HOURS).cachePublic());
		registry.addResourceHandler("/*.html").addResourceLocations("/WEB-INF/")
				.setCacheControl(CacheControl.maxAge(2, TimeUnit.HOURS).cachePublic());
		registry.addResourceHandler("/*.js").addResourceLocations("/WEB-INF/")
				.setCacheControl(CacheControl.maxAge(2, TimeUnit.HOURS).cachePublic());
		registry.addResourceHandler("/*.json").addResourceLocations("/WEB-INF/")
				.setCacheControl(CacheControl.maxAge(2, TimeUnit.HOURS).cachePublic());

	}

	@Bean
	AuthenticationInterceptor authenticationInterceptor() {
		return new AuthenticationInterceptor();
	}

	@Override
	public void addInterceptors(final InterceptorRegistry registry) {
		registry.addInterceptor(authenticationInterceptor());
	}
}