servletfilter.java

来自「已完成的jsp％2BjavaBean％2BServlet实例有增删改查很好的mv」· Java 代码 · 共 39 行

package admin.manageFilter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServlet;

public class ServletFilter 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() {
    }
}