do Ajax Json to HttpServletResponse - Java javax.servlet.http

Java examples for javax.servlet.http:HttpServletResponse

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Description

do Ajax Json to HttpServletResponse

Demo Code


import java.io.IOException;
import java.io.UnsupportedEncodingException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class Main{
    /*ww w. j av  a2 s .c o  m*/
    public static void doAjaxJson(String json, HttpServletResponse response)
            throws IOException {
        response.setContentType("application/json;charset=UTF-8");
        response.setCharacterEncoding("UTF-8");
        response.setHeader("Pragma", "No-cache");
        response.setHeader("Cache-Control", "no-cache");
        response.setDateHeader("Expires", 0);
        if (json != null && json.length() > 0) {
            response.getWriter().write(json);
            response.getWriter().flush();
        }
    }
    public static void doAjaxJson(Object obj, HttpServletResponse response)
            throws IOException {
        String json = JsonUtils.toJSONString(obj, "yyyy-MM-dd hh:mm:ss");
        doAjaxJson(json, response);
    }
}

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