characterencodingfilter.java~2~

教学管理系统的JAVA实现代码

package base;
import javax.servlet.*;
import java.io.*;
public class CharacterEncodingFilter implements Filter
{

protected String encoding = null;

public void init(FilterConfig filterConfig) throws ServletException
{
this.encoding = filterConfig.getInitParameter("encoding");
}

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException
{
request.setCharacterEncoding(encoding);
response.setContentType("text/html;charset="+encoding);
chain.doFilter(request, response);
}

}