public class CharacterEncodingFilter implements Filter {
private String encoding = "utf-8";
private String serverEncodingForGet = "ISO8859_1";
public void doFilter(ServletRequest req, ServletResponse res,
FilterChain chain) throws IOException, ServletException {
HttpServletRequest request = (HttpServletRequest) req;
final HttpServletResponse response = (HttpServletResponse) res;
//System.out.println(request.getContextPath()+":"+request.getServletPath());
//System.out.println(request.getMethod());
if (request.getMethod().equalsIgnoreCase("GET")) {
request = new RequestWrapper(request, serverEncodingForGet, encoding);
//System.out.println("new encoding filter :get");
} else {
// 处理post参数
request.setCharacterEncoding(encoding);
// 处理post中混合的get参数
request = new MixedRequestWrapper(request, serverEncodingForGet,encoding);
//System.out.println("new encoding filter :post");
}
// 下面语句在frameset实现跨域访问，解决frameset中cookie、session丢失问题
//((HttpServletResponse)response).setHeader("P3P","CP=CAO PSA OUR");
chain.doFilter(request, response);
}
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/15247/viewspace-1016339/ ，如需转载，请注明出处，否则将追究法律责任。
