LINK-SERVER/src/main/java/com/lqkj/link/config/WebMvcConfig.java

package com.lqkj.link.config;

import com.lqkj.link.GlobalAsyncExceptionHandler;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.CacheControl;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;
import org.springframework.web.servlet.config.annotation.*;
import org.springframework.web.servlet.mvc.WebContentInterceptor;

import java.util.List;
import java.util.concurrent.TimeUnit;

@Configuration
public class WebMvcConfig implements WebMvcConfigurer {

    /**
     * mvc异步线程池
     */
    @Override
    public void configureAsyncSupport(AsyncSupportConfigurer configurer) {
        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
        executor.setCorePoolSize(4);
        executor.setAllowCoreThreadTimeOut(false);
        executor.setMaxPoolSize(200);
        executor.setQueueCapacity(2000);
        executor.setThreadNamePrefix("link-mvc-");
        executor.initialize();
        //10秒超时时间
        configurer.setDefaultTimeout(1000 * 200);
        configurer.registerCallableInterceptors(new GlobalAsyncExceptionHandler());
        configurer.setTaskExecutor(executor);
    }

    /**
     * 静态资源配置
     */
    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/upload/**")
                .addResourceLocations("file:./upload/")
                .setCacheControl(CacheControl.maxAge(0, TimeUnit.SECONDS));
    }

    /**
     * 跨域配置
     */
    @Bean
    public CorsFilter corsFilter() {
        CorsConfiguration corsConfiguration = new CorsConfiguration();
        corsConfiguration.setAllowCredentials(true);
        corsConfiguration.addAllowedOriginPattern("*");
        corsConfiguration.setAllowedHeaders(List.of("accept", "authorization", "content-type", "cache-control"));
        corsConfiguration.setAllowedMethods(List.of("POST", "GET", "PUT", "OPTIONS", "DELETE"));
        UrlBasedCorsConfigurationSource urlBasedCorsConfigurationSource = new UrlBasedCorsConfigurationSource();
        urlBasedCorsConfigurationSource.registerCorsConfiguration("/**", corsConfiguration);
        return new CorsFilter(urlBasedCorsConfigurationSource);
    }

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        WebContentInterceptor contentInterceptor = new WebContentInterceptor();
        contentInterceptor.setCacheSeconds(0);
        contentInterceptor.setUseExpiresHeader(true);
        contentInterceptor.setUseCacheControlNoStore(false);
        contentInterceptor.setUseCacheControlHeader(true);
        contentInterceptor.setUseCacheControlNoStore(false);
        registry.addInterceptor(contentInterceptor);
    }


}