这是过滤器的类
import javax.servlet.*;
import javax.servlet.http.HttpServlet;
import java.io.IOException;/**
*
* Date: 2005-9-19
* Time: 17:33:36
* @author Duzk
*/
public class MyFilter extends HttpServlet implements Filter {
private FilterConfig filterConfig;
//Handle the passed-in FilterConfig
public void init(FilterConfig filterConfig) throws ServletException {
this.filterConfig = filterConfig;
} //Process the request/response pair
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain filterChain) { try {
request.setCharacterEncoding("GBK");
filterChain.doFilter(request, response); } catch (ServletException sx) {
filterConfig.getServletContext().log(sx.getMessage());
} catch (IOException iox) {
filterConfig.getServletContext().log(iox.getMessage());
}
} //Clean up resources
public void destroy() {
}
}然后在web.xml里加上这段
<filter>
<filter-name>MyFilter</filter-name>
<filter-class>类路径.MyFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>MyFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>这个是就用来过滤的类啦,,
web.xml里加那段代码,,但我一搜Tomcat,搜出差不多十个web.xml来,,但具体是对哪个web.xml修改呢??
我试过全部都修改,,结果连tomcat连启动不到了..
import javax.servlet.*;
import javax.servlet.http.HttpServlet;
import java.io.IOException;/**
*
* Date: 2005-9-19
* Time: 17:33:36
* @author Duzk
*/
public class MyFilter extends HttpServlet implements Filter {
private FilterConfig filterConfig;
//Handle the passed-in FilterConfig
public void init(FilterConfig filterConfig) throws ServletException {
this.filterConfig = filterConfig;
} //Process the request/response pair
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain filterChain) { try {
request.setCharacterEncoding("GBK");
filterChain.doFilter(request, response); } catch (ServletException sx) {
filterConfig.getServletContext().log(sx.getMessage());
} catch (IOException iox) {
filterConfig.getServletContext().log(iox.getMessage());
}
} //Clean up resources
public void destroy() {
}
}然后在web.xml里加上这段
<filter>
<filter-name>MyFilter</filter-name>
<filter-class>类路径.MyFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>MyFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>这个是就用来过滤的类啦,,
web.xml里加那段代码,,但我一搜Tomcat,搜出差不多十个web.xml来,,但具体是对哪个web.xml修改呢??
我试过全部都修改,,结果连tomcat连启动不到了..
<filter-class>类路径.MyFilter</filter-class>裏的路徑我寫以上那句,,請問對嗎??
但為什麽在啟動tomcat時出現嚴重錯誤,,
如果你的MyFilter放在WEB-INF\classes下
就这样写<filter-class>MyFilter</filter-class>
不过建议楼主把MyFilter加个包,以避免以后不必要的麻烦