页面拦截代码
@Configuration public class WebConfig implements WebMvcConfigurer {
@Resource
private MyInterceptor myInterceptor;
/**
* 配置静态访问资源
* @param registry
*/
@Override
public void addResourceHandlers(ResourceHandlerRegistry registry) {
registry.addResourceHandler("swagger-ui.html").addResourceLocations("classpath:/META-INF/resources/");
registry.addResourceHandler("/webjars/**").addResourceLocations("classpath:/META-INF/resources/webjars/");
}
/**
* 以前要访问一个页面需要先创建个Controller控制类,再写方法跳转到页面
* 在这里配置后就不需要那么麻烦了,直接访问http://localhost:8080/toLogin就跳转到login.jsp页面了
* @param registry
*/
@Override
public void addViewControllers(ViewControllerRegistry registry) {
registry.addViewController("/toLogin").setViewName("login");
}
/**AbstractValidatingSessionManager
* 拦截器
* @param registry
*/
@Override
public void addInterceptors(InterceptorRegistry registry) {
// addInterceptor 用于添加拦截规则
// excludePathPatterns 用户排除拦截
registry.addInterceptor(myInterceptor).excludePathPatterns(EXCLUDE_PATH_PATTERN);
}
}
@Configuration public class MyInterceptor implements HandlerInterceptor { }
pom依赖文件
<dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> <exclusions> <exclusion> <groupId>org.junit.vintage</groupId> <artifactId>junit-vintage-engine</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>5.2.0.RELEASE</version> </dependency> <dependency> <groupId>com.google.code.gson</groupId> <artifactId>gson</artifactId> <version>2.8.6</version> </dependency> </dependencies> <build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> </plugin> </plugins> </build>