WebMvcConfigurationSupport

gistfile1.txt

package com.example.config;

import static org.springframework.context.annotation.ComponentScan.Filter;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.repository.support.DomainClassConverter;
import org.springframework.format.support.FormattingConversionService;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.multipart.MultipartResolver;
import org.springframework.web.multipart.support.StandardServletMultipartResolver;
import org.springframework.web.servlet.ViewResolver;
import org.springframework.web.servlet.config.annotation.DefaultServletHandlerConfigurer;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.servlet.view.JstlView;

@EnableWebMvc
@Configuration
@ComponentScan(basePackages={"com.example.service"}, includeFilters = @Filter(Controller.class), useDefaultFilters = false)
class WebMvcConfig extends WebMvcConfigurationSupport {

    private static final String RESOURCES_HANDLER = "/resources/";
    private static final String RESOURCES_LOCATION = RESOURCES_HANDLER + "**";

    @Bean
    public DomainClassConverter<?> domainClassConverter() {
        return new DomainClassConverter<FormattingConversionService>(mvcConversionService());
    }
    
    @Override
    public RequestMappingHandlerMapping requestMappingHandlerMapping() {
        RequestMappingHandlerMapping requestMappingHandlerMapping = super.requestMappingHandlerMapping();
        requestMappingHandlerMapping.setUseSuffixPatternMatch(false);
        requestMappingHandlerMapping.setUseTrailingSlashMatch(false);
        return requestMappingHandlerMapping;
    }

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler(RESOURCES_LOCATION).addResourceLocations(RESOURCES_HANDLER);
    }

    @Override
    public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {
        configurer.enable();
    }
    
    @Bean
	public MultipartResolver multipartResolver() {
		return new StandardServletMultipartResolver();
	}
   
	@Bean
	public ViewResolver internalResourceViewResolver() {
		InternalResourceViewResolver internalResourceViewResolver = new InternalResourceViewResolver();
		internalResourceViewResolver.setViewClass(JstlView.class);
		internalResourceViewResolver.setPrefix("/WEB-INF/jsp/");
		internalResourceViewResolver.setSuffix(".jsp");
		internalResourceViewResolver.setRedirectHttp10Compatible(false);
		return internalResourceViewResolver;
	}

    /**
     * Handles favicon.ico requests assuring no <code>404 Not Found</code> error is returned.
     */
    @Controller
    static class FaviconController {
        @RequestMapping("favicon.ico")
        String favicon() {
            return "forward:/resources/images/favicon.ico";
        }
    }
}