WebMvcConfigurerAdapter

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.MediaType;
import org.springframework.web.multipart.MultipartResolver;
import org.springframework.web.multipart.commons.CommonsMultipartResolver;
import org.springframework.web.servlet.ViewResolver;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
import org.springframework.web.servlet.view.ContentNegotiatingViewResolver;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.servlet.view.JstlView;
import org.springframework.web.servlet.view.json.MappingJackson2JsonView;
import org.springframework.web.servlet.view.tiles2.TilesConfigurer;
import org.springframework.web.servlet.view.tiles2.TilesViewResolver;

import java.util.*;

/**
 * Created by MyWorld on 2016/11/13.
 */
@Configuration
@EnableWebMvc
public class WebMvcConfig extends WebMvcConfigurerAdapter {


    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        super.addInterceptors(registry);
    }

    @Bean
    public ViewResolver viewResolver() {
        InternalResourceViewResolver viewResolver=new InternalResourceViewResolver();
        viewResolver.setPrefix("/WEB-INF/views/");
        viewResolver.setSuffix(".jsp");
        viewResolver.setViewClass(JstlView.class);//将视图解析为JstlView而不是InternalResourceView
        return viewResolver;
    }


    @Bean
    public TilesConfigurer tilesConfigurer() {
        final TilesConfigurer configurer = new TilesConfigurer();
//        configurer.setDefinitions(new String[] { "WEB-INF/views_common.xml" });
        configurer.setDefinitions(new String[]{"/WEB-INF/views_*.xml"});
        configurer.setCheckRefresh(true);
        return configurer;
    }

    @Bean
    public TilesViewResolver tilesViewResolver() {
        return new TilesViewResolver();
    }

    @Bean
    public MappingJackson2JsonView mappingJackson2JsonView() {
        return new MappingJackson2JsonView();
    }

    @Bean
    public ContentNegotiatingViewResolver contentNegotiatingViewResolver(TilesViewResolver tilesViewResolver, MappingJackson2JsonView mappingJackson2JsonView) {
        ContentNegotiatingViewResolver viewResolver = new ContentNegotiatingViewResolver();
        viewResolver.setIgnoreAcceptHeader(true);
        viewResolver.setDefaultContentType(MediaType.TEXT_HTML);
        Map<String, String> map = new HashMap<>();
        map.put("atom", "application/atom+xml");
        map.put("html", "text/html");
        map.put("json", "application/json");
        viewResolver.setMediaTypes(map);
        viewResolver.setFavorParameter(false);
        List<ViewResolver> list = new ArrayList<>();
        list.add(tilesViewResolver);
        viewResolver.setViewResolvers(list);
        viewResolver.setDefaultViews(Collections.singletonList(mappingJackson2JsonView));
        return viewResolver;
    }

    @Bean
    public MultipartResolver multipartResolver() {
        CommonsMultipartResolver  commonsMultipartResolver=new CommonsMultipartResolver();
        commonsMultipartResolver.setDefaultEncoding("utf-8");
        commonsMultipartResolver.setMaxUploadSize(10485760000L);
        commonsMultipartResolver.setMaxInMemorySize(40960);

        return commonsMultipartResolver;
    }



}