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package 类路径; import org.springframework.context.annotation.Configuration; import org.springframework.web.servlet.config.annotation.CorsRegistry; import org.springframework.web.servlet.config.annotation.EnableWebMvc; import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter; /** * 解决浏览器跨域问题 */ @Configuration @EnableWebMvc public class WebConfig extends WebMvcConfigurerAdapter { @Override public void addCorsMappings(CorsRegistry registry) { registry.addMapping("/**") .allowedOrigins("*") .allowedMethods("*") //.allowedMethods("PUT", "DELETE","POST","GET","OPTIONS") .allowedHeaders("*") //.exposedHeaders("header1", "header2") .allowCredentials(true).maxAge(3600); } }