encondingfilter.java

该系统可以实现邮件的收发

package com.filter;
import java.io.IOException;
import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;

//设置编码的过滤器
public class EncondingFilter implements Filter {

	private String enconding;
	
	public void destroy() {
		// TODO Auto-generated method stub
	}

	public void doFilter(ServletRequest req, ServletResponse resp,
			FilterChain chain) throws IOException, ServletException {
		
		HttpServletRequest request = (HttpServletRequest)req;
		request.setCharacterEncoding(enconding);
		chain.doFilter(req, resp);
	}

	public void init(FilterConfig arg0) throws ServletException {
		enconding = arg0.getInitParameter("enconding");
	}
}