项目结构
springboot版本
<parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>1.5.8.RELEASE</version> <relativePath/> <!-- lookup parent from repository --> </parent>
Filter代码
AFilter
package com.wang.sb.filter; import javax.servlet.*; import java.io.IOException; /** * @Author wly * @Date 2018/6/14 10:54 */ public class AFilter implements Filter { @Override public void init(FilterConfig filterConfig) throws ServletException { } @Override public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException { System.out.println("I'm AFilter"); filterChain.doFilter(servletRequest,servletResponse); } @Override public void destroy() { } }
BFilter
package com.wang.sb.filter; import javax.servlet.*; import java.io.IOException; /** * @Author wly * @Date 2018/6/14 10:54 */ public class BFilter implements Filter { @Override public void init(FilterConfig filterConfig) throws ServletException { } @Override public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException { System.out.println("I'm BFilter"); filterChain.doFilter(servletRequest, servletResponse); } @Override public void destroy() { } }
CFilter
package com.wang.sb.filter; import javax.servlet.*; import java.io.IOException; /** * @Author wly * @Date 2018/6/14 10:54 */ public class CFilter implements Filter { @Override public void init(FilterConfig filterConfig) throws ServletException { } @Override public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException { System.out.println("I'm CFilter"); filterChain.doFilter(servletRequest, servletResponse); } @Override public void destroy() { } }
DFilter
package com.wang.sb.filter; import javax.servlet.*; import java.io.IOException; /** * @Author wly * @Date 2018/6/14 10:54 */ public class DFilter implements Filter { @Override public void init(FilterConfig filterConfig) throws ServletException { } @Override public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException { System.out.println("I'm DFilter"); filterChain.doFilter(servletRequest, servletResponse); } @Override public void destroy() { } }
EFilter
package com.wang.sb.filter; import javax.servlet.*; import java.io.IOException; /** * @Author wly * @Date 2018/6/14 10:54 */ public class EFilter implements Filter { @Override public void init(FilterConfig filterConfig) throws ServletException { } @Override public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException { System.out.println("I'm EFilter"); filterChain.doFilter(servletRequest,servletResponse); } @Override public void destroy() { } }
Filter配置：名称、拦截位置、执行顺序等
package com.wang.sb.config;
import com.wang.sb.filter.*;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import java.util.ArrayList;
import java.util.List;
/**
* @Description
* @Author wly
* @Date 2018/6/14 14:20
*/
@Configuration
public class FilterConfig {
@Bean
public FilterRegistrationBean buildAFilter() {
FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean();
filterRegistrationBean.setOrder(6);
filterRegistrationBean.setFilter(new AFilter());
filterRegistrationBean.setName("filter1");
filterRegistrationBean.addUrlPatterns("/*");
return filterRegistrationBean;
}
@Bean
public FilterRegistrationBean buildBFilter() {
FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean();
filterRegistrationBean.setOrder(2);
filterRegistrationBean.setFilter(new BFilter());
filterRegistrationBean.setName("filter2");
filterRegistrationBean.addUrlPatterns("/*");
return filterRegistrationBean;
}
@Bean
public FilterRegistrationBean buildCFilter() {
FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean();
filterRegistrationBean.setOrder(3);
filterRegistrationBean.setFilter(new CFilter());
filterRegistrationBean.setName("filter3");
filterRegistrationBean.addUrlPatterns("/*");
return filterRegistrationBean;
}
@Bean
public FilterRegistrationBean buildDFilter() {
FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean();
filterRegistrationBean.setOrder(4);
filterRegistrationBean.setFilter(new DFilter());
filterRegistrationBean.setName("filter4");
filterRegistrationBean.addUrlPatterns("/*");
return filterRegistrationBean;
}
@Bean
public FilterRegistrationBean buildEFilter() {
FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean();
filterRegistrationBean.setOrder(5);
filterRegistrationBean.setFilter(new EFilter());
filterRegistrationBean.setName("filter5");
filterRegistrationBean.addUrlPatterns("/*");
return filterRegistrationBean;
}
}
控制台日志（启动服务加载了filter）
"D:dev toolsjdkjdk8injava" -agentlib:jdwp=transport=dt_socket,address=127.0.0.1:59538,suspend=y,server=n -XX:TieredStopAtLevel=1 -noverify -Dspring.output.ansi.enabled=always -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=59537 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Dspring.liveBeansView.mbeanDomain -Dspring.application.admin.enabled=true -Dfile.encoding=UTF-8 -classpath "D:dev toolsjdkjdk8jrelibcharsets.jar;D:dev toolsjdkjdk8jrelibdeploy.jar;D:dev toolsjdkjdk8jrelibextaccess-bridge-64.jar;D:dev toolsjdkjdk8jrelibextcldrdata.jar;D:dev toolsjdkjdk8jrelibextdnsns.jar;D:dev toolsjdkjdk8jrelibextjaccess.jar;D:dev toolsjdkjdk8jrelibextjfxrt.jar;D:dev toolsjdkjdk8jrelibextlocaledata.jar;D:dev toolsjdkjdk8jrelibext ashorn.jar;D:dev toolsjdkjdk8jrelibextsunec.jar;D:dev toolsjdkjdk8jrelibextsunjce_provider.jar;D:dev toolsjdkjdk8jrelibextsunmscapi.jar;D:dev toolsjdkjdk8jrelibextsunpkcs11.jar;D:dev toolsjdkjdk8jrelibextzipfs.jar;D:dev toolsjdkjdk8jrelibjavaws.jar;D:dev toolsjdkjdk8jrelibjce.jar;D:dev toolsjdkjdk8jrelibjfr.jar;D:dev toolsjdkjdk8jrelibjfxswt.jar;D:dev toolsjdkjdk8jrelibjsse.jar;D:dev toolsjdkjdk8jrelibmanagement-agent.jar;D:dev toolsjdkjdk8jrelibplugin.jar;D:dev toolsjdkjdk8jrelib esources.jar;D:dev toolsjdkjdk8jrelib t.jar;E:worksb argetclasses;E:worklocalRepositoryorgspringframeworkootspring-boot-starter-web1.5.8.RELEASEspring-boot-starter-web-1.5.8.RELEASE.jar;E:worklocalRepositoryorgspringframeworkootspring-boot-starter1.5.8.RELEASEspring-boot-starter-1.5.8.RELEASE.jar;E:worklocalRepositoryorgspringframeworkootspring-boot1.5.8.RELEASEspring-boot-1.5.8.RELEASE.jar;E:worklocalRepositoryorgspringframeworkootspring-boot-starter-logging1.5.8.RELEASEspring-boot-starter-logging-1.5.8.RELEASE.jar;E:worklocalRepositoryorgslf4jjul-to-slf4j1.7.25jul-to-slf4j-1.7.25.jar;E:worklocalRepositoryorgslf4jlog4j-over-slf4j1.7.25log4j-over-slf4j-1.7.25.jar;E:worklocalRepositoryorgyamlsnakeyaml1.17snakeyaml-1.17.jar;E:worklocalRepositoryorgspringframeworkootspring-boot-starter-tomcat1.5.8.RELEASEspring-boot-starter-tomcat-1.5.8.RELEASE.jar;E:worklocalRepositoryorgapache omcatembed omcat-embed-core8.5.23 omcat-embed-core-8.5.23.jar;E:worklocalRepositoryorgapache omcat omcat-annotations-api8.5.23 omcat-annotations-api-8.5.23.jar;E:worklocalRepositoryorgapache omcatembed omcat-embed-el8.5.23 omcat-embed-el-8.5.23.jar;E:worklocalRepositoryorgapache omcatembed omcat-embed-websocket8.5.23 omcat-embed-websocket-8.5.23.jar;E:worklocalRepositoryorghibernatehibernate-validator5.3.5.Finalhibernate-validator-5.3.5.Final.jar;E:worklocalRepositoryjavaxvalidationvalidation-api1.1.0.Finalvalidation-api-1.1.0.Final.jar;E:worklocalRepositoryorgjbossloggingjboss-logging3.3.1.Finaljboss-logging-3.3.1.Final.jar;E:worklocalRepositorycomfasterxmlclassmate1.3.4classmate-1.3.4.jar;E:worklocalRepositorycomfasterxmljacksoncorejackson-databind2.8.10jackson-databind-2.8.10.jar;E:worklocalRepositorycomfasterxmljacksoncorejackson-annotations2.8.0jackson-annotations-2.8.0.jar;E:worklocalRepositorycomfasterxmljacksoncorejackson-core2.8.10jackson-core-2.8.10.jar;E:worklocalRepositoryorgspringframeworkspring-web4.3.12.RELEASEspring-web-4.3.12.RELEASE.jar;E:worklocalRepositoryorgspringframeworkspring-aop4.3.12.RELEASEspring-aop-4.3.12.RELEASE.jar;E:worklocalRepositoryorgspringframeworkspring-beans4.3.12.RELEASEspring-beans-4.3.12.RELEASE.jar;E:worklocalRepositoryorgspringframeworkspring-webmvc4.3.12.RELEASEspring-webmvc-4.3.12.RELEASE.jar;E:worklocalRepositoryorgspringframeworkspring-expression4.3.12.RELEASEspring-expression-4.3.12.RELEASE.jar;E:worklocalRepositorycomgithub obatofastdfs-client1.25.2-RELEASEfastdfs-client-1.25.2-RELEASE.jar;E:worklocalRepositoryorgslf4jslf4j-api1.7.25slf4j-api-1.7.25.jar;E:worklocalRepositoryorgslf4jjcl-over-slf4j1.7.25jcl-over-slf4j-1.7.25.jar;E:worklocalRepositorychqoslogbacklogback-classic1.1.11logback-classic-1.1.11.jar;E:worklocalRepositorychqoslogbacklogback-core1.1.11logback-core-1.1.11.jar;E:worklocalRepositoryorgapachecommonscommons-lang33.3.2commons-lang3-3.3.2.jar;E:worklocalRepositorycommons-beanutilscommons-beanutils1.9.3commons-beanutils-1.9.3.jar;E:worklocalRepositorycommons-collectionscommons-collections3.2.2commons-collections-3.2.2.jar;E:worklocalRepositorycommons-iocommons-io2.4commons-io-2.4.jar;E:worklocalRepositoryorgapachecommonscommons-pool22.4.2commons-pool2-2.4.2.jar;E:worklocalRepositoryorgspringframeworkspring-core4.3.12.RELEASEspring-core-4.3.12.RELEASE.jar;E:worklocalRepositoryorgspringframeworkootspring-boot-autoconfigure1.5.8.RELEASEspring-boot-autoconfigure-1.5.8.RELEASE.jar;E:worklocalRepositoryorgmockitomockito-all1.9.5mockito-all-1.9.5.jar;E:worklocalRepositoryorgspringframeworkspring-context4.3.12.RELEASEspring-context-4.3.12.RELEASE.jar;E:worklocalRepository etcoobird humbnailator .4.8 humbnailator-0.4.8.jar;D:dev toolsideideaIU-2017.2.5.winlibidea_rt.jar" com.wang.sb.SbApplication Connected to the target VM, address: '127.0.0.1:59538', transport: 'socket' . ____ _ __ _ _ /\ / ___'_ __ _ _(_)_ __ __ _ ( ( )\___ | '_ | '_| | '_ / _` | \/ ___)| |_)| | | | | || (_| | ) ) ) ) ' |____| .__|_| |_|_| |_\__, | / / / / =========|_|==============|___/=/_/_/_/ :: Spring Boot :: (v1.5.8.RELEASE) 2018-06-14 15:03:26.872 INFO 14760 --- [ main] com.wang.sb.SbApplication : Starting SbApplication on CFJSWLY with PID 14760 (E:worksb argetclasses started by admin in E:worksb) 2018-06-14 15:03:26.892 INFO 14760 --- [ main] com.wang.sb.SbApplication : The following profiles are active: dev 2018-06-14 15:03:27.040 INFO 14760 --- [ main] ationConfigEmbeddedWebApplicationContext : Refreshing org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@3697186: startup date [Thu Jun 14 15:03:27 CST 2018]; root of context hierarchy 2018-06-14 15:03:28.755 INFO 14760 --- [ main] s.b.c.e.t.TomcatEmbeddedServletContainer : Tomcat initialized with port(s): 8080 (http) 2018-06-14 15:03:28.769 INFO 14760 --- [ main] o.apache.catalina.core.StandardService : Starting service [Tomcat] 2018-06-14 15:03:28.770 INFO 14760 --- [ main] org.apache.catalina.core.StandardEngine : Starting Servlet Engine: Apache Tomcat/8.5.23 2018-06-14 15:03:28.935 INFO 14760 --- [ost-startStop-1] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring embedded WebApplicationContext 2018-06-14 15:03:28.935 INFO 14760 --- [ost-startStop-1] o.s.web.context.ContextLoader : Root WebApplicationContext: initialization completed in 1901 ms 2018-06-14 15:03:29.185 INFO 14760 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'characterEncodingFilter' to: [/*] 2018-06-14 15:03:29.186 INFO 14760 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'hiddenHttpMethodFilter' to: [/*] 2018-06-14 15:03:29.186 INFO 14760 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'httpPutFormContentFilter' to: [/*] 2018-06-14 15:03:29.186 INFO 14760 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'requestContextFilter' to: [/*] 2018-06-14 15:03:29.186 INFO 14760 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'filter2' to: [/*] 2018-06-14 15:03:29.186 INFO 14760 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'filter3' to: [/*] 2018-06-14 15:03:29.186 INFO 14760 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'filter4' to: [/*] 2018-06-14 15:03:29.186 INFO 14760 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'filter5' to: [/*] 2018-06-14 15:03:29.186 INFO 14760 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'filter1' to: [/*] 2018-06-14 15:03:29.186 INFO 14760 --- [ost-startStop-1] o.s.b.w.servlet.ServletRegistrationBean : Mapping servlet: 'dispatcherServlet' to [/] 2018-06-14 15:03:29.401 WARN 14760 --- [ main] figurationPropertiesBindingPostProcessor : The @ConfigurationProperties bean class com.github.tobato.fastdfs.conn.TrackerConnectionManager contains validation constraints but had not been annotated with @Validated. 2018-06-14 15:03:29.401 WARN 14760 --- [ main] figurationPropertiesBindingPostProcessor : The @ConfigurationProperties bean class com.github.tobato.fastdfs.conn.TrackerConnectionManager contains validation constraints but had not been annotated with @Validated. 2018-06-14 15:03:29.402 WARN 14760 --- [ main] figurationPropertiesBindingPostProcessor : The @ConfigurationProperties bean class com.github.tobato.fastdfs.conn.TrackerConnectionManager contains validation constraints but had not been annotated with @Validated. 2018-06-14 15:03:29.852 INFO 14760 --- [ main] s.w.s.m.m.a.RequestMappingHandlerAdapter : Looking for @ControllerAdvice: org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@3697186: startup date [Thu Jun 14 15:03:27 CST 2018]; root of context hierarchy 2018-06-14 15:03:29.928 INFO 14760 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/hello/a]}" onto public java.lang.String com.wang.sb.web.HelloController.hello() 2018-06-14 15:03:29.930 INFO 14760 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/hello/download]}" onto public void com.wang.sb.web.HelloController.downloadFile(java.lang.String,javax.servlet.http.HttpServletResponse) throws java.io.IOException 2018-06-14 15:03:29.931 INFO 14760 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/hello/upload]}" onto public java.lang.String com.wang.sb.web.HelloController.uploadFile(org.springframework.web.multipart.MultipartFile) throws java.io.IOException 2018-06-14 15:03:29.933 INFO 14760 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error]}" onto public org.springframework.http.ResponseEntity<java.util.Map<java.lang.String, java.lang.Object>> org.springframework.boot.autoconfigure.web.BasicErrorController.error(javax.servlet.http.HttpServletRequest) 2018-06-14 15:03:29.934 INFO 14760 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error],produces=[text/html]}" onto public org.springframework.web.servlet.ModelAndView org.springframework.boot.autoconfigure.web.BasicErrorController.errorHtml(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse) 2018-06-14 15:03:29.970 INFO 14760 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Mapped URL path [/webjars/**] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler] 2018-06-14 15:03:29.970 INFO 14760 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Mapped URL path [/**] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler] 2018-06-14 15:03:30.030 INFO 14760 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Mapped URL path [/**/favicon.ico] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler] 2018-06-14 15:03:30.287 INFO 14760 --- [ main] o.s.j.e.a.AnnotationMBeanExporter : Registering beans for JMX exposure on startup 2018-06-14 15:03:30.288 INFO 14760 --- [ main] o.s.j.e.a.AnnotationMBeanExporter : Bean with name 'fdfsConnectionPool' has been autodetected for JMX exposure 2018-06-14 15:03:30.294 INFO 14760 --- [ main] o.s.j.e.a.AnnotationMBeanExporter : Located MBean 'fdfsConnectionPool': registering with JMX server as MBean [com.github.tobato.fastdfs.conn:name=fdfsConnectionPool,type=FdfsConnectionPool] 2018-06-14 15:03:30.360 INFO 14760 --- [ main] s.b.c.e.t.TomcatEmbeddedServletContainer : Tomcat started on port(s): 8080 (http) 2018-06-14 15:03:30.368 INFO 14760 --- [ main] com.wang.sb.SbApplication : Started SbApplication in 4.506 seconds (JVM running for 7.32)
请求URL（测试filter效果）
{{env}}/hello/a
控制台日志
I'm BFilter I'm CFilter I'm DFilter I'm EFilter I'm AFilter
亲测有效！