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springboot實踐--springboot2.x中Interceptor使用

繼承WebMvcConfigurationSupport的配置類

下面例子是引入第三方包中實現的攔截器,所以注入為bean先。若是使用已經注入為bean的攔截器,直接@Autowired或@Resource引入即可。

import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;

@Configuration
public class InterceptorConf extends WebMvcConfigurationSupport {
    @Value("login.interceptor.enviroment.id")
    String enviromentId;
    /*@Value("login.interceptor.none.annotation.permission.level")
    String noneAnnotationPermissionLevel;*/

    @Bean
    com.xxxx.xdcs.spring.interceptor.XdcsSpringMvcInterceptor xdcsSpringMvcInterceptor(){
        return new XdcsSpringMvcInterceptor();
    }

    @Bean
    com.xxxx.passport.sso.interceptor.LoginInterceptor loginInterceptor(){
        LoginInterceptor loginInterceptor = new LoginInterceptor();
        loginInterceptor.setEnvironmentId(enviromentId);
        loginInterceptor.setNoneAnnotationPermissionLevel(0);
        return loginInterceptor;
    }

    /**
     * 表示這些配置的是靜態檔案所處路徑, 不用攔截
     */
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/static/**")
                .addResourceLocations("classpath:/static/");
        registry.addResourceHandler("/templates/**")
                .addResourceLocations("classpath:/templates/");
        super.addResourceHandlers(registry);
    }

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        // 自定義攔截器,新增攔截路徑和排除攔截路徑
        registry.addInterceptor(xdcsSpringMvcInterceptor()).addPathPatterns("/**");
        registry.addInterceptor(loginInterceptor()).addPathPatterns("/**").excludePathPatterns("/");
        super.addInterceptors(registry);
    }
}