跨域请求

src/main/java/com/lyy/user/config/auth/WebConfig.java

@@ -5,6 +5,9 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.http.converter.HttpMessageConverter;
 import org.springframework.http.converter.StringHttpMessageConverter;
+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.EnableWebMvc;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
 import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
@@ -96,4 +99,25 @@ public class WebConfig implements WebMvcConfigurer {
     Collections.addAll(list, swagger());
     return list;
   }
+
+  @Bean
+  public CorsFilter corsFilter()
+  {
+    CorsConfiguration config = new CorsConfiguration();
+    config.setAllowCredentials(true);
+    // 设置访问源地址
+    config.addAllowedOriginPattern("*");
+    // 设置访问源请求头
+    config.addAllowedHeader("*");
+    // 设置访问源请求方法
+    config.addAllowedMethod("*");
+    // 有效期 3600秒
+    config.setMaxAge(3600L);
+    // 添加映射路径，拦截一切请求
+    UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
+    source.registerCorsConfiguration("/**", config);
+    // 返回新的CorsFilter
+    return new CorsFilter(source);
+  }
+
 }