47 lines
3.6 KiB
HTML
47 lines
3.6 KiB
HTML
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<p>一：使用@CrossOrigin注解</p>
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<div class="cnblogs_code">
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<pre><span style="color: #000000;"> @CrossOrigin
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@RequestMapping(value </span>= "/get"<span style="color: #000000;">)
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</span><span style="color: #0000ff;">public</span> HashMap<String, Object><span style="color: #000000;"> get(@RequestParam String name) {
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HashMap</span><String, Object> map = <span style="color: #0000ff;">new</span> HashMap<String, Object><span style="color: #000000;">();
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map.put(</span>"title", "hello world"<span style="color: #000000;">);
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map.put(</span>"name"<span style="color: #000000;">, name);
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</span><span style="color: #0000ff;">return</span><span style="color: #000000;"> map;
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}</span></pre>
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</div>
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<p>二：配置跨域类</p>
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<div class="cnblogs_code">
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<pre><span style="color: #0000ff;">import</span><span style="color: #000000;"> org.springframework.boot.web.servlet.FilterRegistrationBean;
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</span><span style="color: #0000ff;">import</span><span style="color: #000000;"> org.springframework.context.annotation.Bean;
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</span><span style="color: #0000ff;">import</span><span style="color: #000000;"> org.springframework.context.annotation.Configuration;
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</span><span style="color: #0000ff;">import</span><span style="color: #000000;"> org.springframework.core.Ordered;
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</span><span style="color: #0000ff;">import</span><span style="color: #000000;"> org.springframework.web.cors.CorsConfiguration;
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</span><span style="color: #0000ff;">import</span><span style="color: #000000;"> org.springframework.web.cors.UrlBasedCorsConfigurationSource;
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</span><span style="color: #0000ff;">import</span><span style="color: #000000;"> org.springframework.web.filter.CorsFilter;
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</span><span style="color: #0000ff;">import</span><span style="color: #000000;"> java.util.Collections;
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</span><span style="color: #008000;">/**</span><span style="color: #008000;">
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* 跨域请求过滤器
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*
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</span><span style="color: #008000;">*/</span><span style="color: #000000;">
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@Configuration
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</span><span style="color: #0000ff;">public</span> <span style="color: #0000ff;">class</span><span style="color: #000000;"> OriginFilter {
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@SuppressWarnings(</span>"unchecked"<span style="color: #000000;">)
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@Bean
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</span><span style="color: #0000ff;">public</span><span style="color: #000000;"> FilterRegistrationBean corsFilter() {
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UrlBasedCorsConfigurationSource source </span>= <span style="color: #0000ff;">new</span><span style="color: #000000;"> UrlBasedCorsConfigurationSource();
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CorsConfiguration corsConfiguration </span>= <span style="color: #0000ff;">new</span><span style="color: #000000;"> CorsConfiguration();
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corsConfiguration.setAllowCredentials(</span><span style="color: #0000ff;">true</span><span style="color: #000000;">);
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corsConfiguration.setAllowedOrigins(Collections.singletonList(CorsConfiguration.ALL));
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corsConfiguration.setAllowedHeaders(Collections.singletonList(CorsConfiguration.ALL));
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corsConfiguration.setAllowedMethods(Collections.singletonList(CorsConfiguration.ALL));
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corsConfiguration.addExposedHeader(</span>"Authorization"<span style="color: #000000;">);
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source.registerCorsConfiguration(</span>"/**"<span style="color: #000000;">, corsConfiguration);
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FilterRegistrationBean bean </span>= <span style="color: #0000ff;">new</span> FilterRegistrationBean(<span style="color: #0000ff;">new</span><span style="color: #000000;"> CorsFilter(source));
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bean.setOrder(Ordered.HIGHEST_PRECEDENCE);
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</span><span style="color: #0000ff;">return</span><span style="color: #000000;"> bean;
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}
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}</span></pre>
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</div>
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<p> </p>
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