encodingfilter.java

登录 使用了Ajax 还有重设密码的功能

package filter;
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; 

public class EncodingFilter implements Filter { 
	public void init(FilterConfig config) throws ServletException{

	}
	public void doFilter(ServletRequest request,
	                     ServletResponse response,
	                     FilterChain chain) throws IOException,ServletException{
	                     	request.setCharacterEncoding("gb2312");
	                     	chain.doFilter(request,response);
	                     }
	                     public void destroy(){
	                     }
}