方法public RemoteIpFilter remoteIpFilter() { ... }返回一个RemoteIPFilter类的spring bean。当Spring Boot监测到有javax.servlet.Filter的bean时就会自动加入过滤器调用链。从上图中还可以看到,该Spring Boot项目一次加入了这几个过滤器:characterEncodingFilter(用于处理编码问题)、hiddenHttpMethodFilter(隐藏HTTP函数...
Pass the request and response to the next filter in the chain. If there's no other filter in the chain, it will pass the request and response to the relevant Servlet to attend the request. After attending the request, it will continue working with the last filter in the chain. If you ...
To write a filter class, implement thejavax.servlet.Filterinterface (seehttp://download.oracle.com/javaee/6/api/javax/servlet/Filter.html). You must implement the following methods of this interface: init() destroy() doFilter() You use thedoFilter()method to examine and modify the request ...
正式的项目中一般会有单独的web配置文件,我们在项目的com.test.bookpub(与BookpubApplication.java同级)下建立WebConfiguration.java文件,并用@Configuration注解修饰。 packagecom.test.bookpub;importorg.apache.catalina.filters.RemoteIpFilter;importorg.springframework.context.annotation.Bean;importorg.springframework.c...
Note that the@WebFilterannotation only works on Java EE 6 / Servlet 3.0 capable containers (Tomcat 7, Glassfish 3, JBoss AS 6, etc). If you're using an older version, then you should remove the annotation and map the filter in /WEB-INF/web.xml file as follows which does effectively ...
final ServletResponse response, FilterChain chain) throws java.io.IOException, javax.servlet.ServletException { chain.doFilter(request,response); //3 } public void init(final FilterConfig filterConfig) { //4 this.filterConfig = filterConfig; ...
ServletContext getServletContext( 如果配置了Filter的名字,在FilterConfig的 getFilterName中就可以获取Filter的名字。getFilterName 的定义如下: java.lang.String getFilterName() 当然,最重要的还是要获取到开发者或者运维给 Filter配置的初始化参数。为了获取这些初始化参数, 需要用到FilterConfig中的两个方法,第一...
http://java.sun.com/j2ee/1.4/docs/api/index.html 1. Methods of the Filter Interface TheFilterinterface specifies the following methods to implement in your filters: void init(FilterConfig filterConfig) The servlet container callsinit()as a filter is first instantiated and placed into service. ...
ers (Java and XSLT) Servlet Filters (Java and XSLT)Servlet Filters (Java and XSLT)Eric M. Burke
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