zoukankan      html  css  js  c++  java
  • REq,RES编码设置


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

    public class SetCharacterEncodingFilter implements Filter {

    private FilterConfig filterConfig;

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

    public void doFilter(ServletRequest req, ServletResponse res,
    FilterChain chain) throws IOException, ServletException {
    HttpServletRequest request;
    HttpServletResponse response;
    try {
    request = (HttpServletRequest) req;
    response = (HttpServletResponse) res;
    } catch (ClassCastException e) {
    throw new ServletException("non-HTTP request or response");
    }

    String encoding = filterConfig.getInitParameter("encoding");
    if(encoding==null){
    encoding = "UTF-8";
    }

    //POST:
    request.setCharacterEncoding(encoding);
    response.setCharacterEncoding(encoding);
    response.setContentType("text/html;charset="+encoding);
    chain.doFilter(request, response);
    }

    public void destroy() {

    }

    }

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  • 原文地址:https://www.cnblogs.com/Coolkaka/p/5962794.html
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