encodingfilter.java

网上购物系统struts+spring+hibernate实现

package com.sdi0708.bdifn.bookstore.service.util;

import java.io.IOException;

import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * 字符统一编码
 * @author bdifn
 *
 */
public class EncodingFilter extends HttpFilter {

	@Override
	public void doFilter(HttpServletRequest req, HttpServletResponse resp,
			FilterChain chain) throws IOException, ServletException {
		String encoding = this.getInitParameter("encoding");
		if(encoding == null) {
			encoding = "UTF-8";
		}
		
		req.setCharacterEncoding(encoding);
		
		chain.doFilter(req, resp);
	}


}