json-template getjson-template

$.getJSON('getDate?callback=?',
function(data) {
if (data[0]){
for (r=0 ; r<data.length; r++)
{
alert(data[0][0]);  <== the first row, first column
//obj_field.options[r+1] = new Option(data[r][0],data[r][1]);
}
}
}
)

getDate.java

import java.net.*;import java.io.*;import java.util.HashMap;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import java.sql.Connection;import java.sql.DriverManager;import java.sql.ResultSet;

import java.sql.SQLException;import java.sql.Statement;

import java.util.Date;

import java.text.DateFormat;

import java.text.SimpleDateFormat;

import java.util.Calendar;

import java.util.*;

public class getDate extends HttpServlet {

static String format="";

public void doPost(HttpServletRequest request, HttpServletResponse response) 

throws ServletException, IOException {

doGet(request, response);

}

public String getData(){

String r="";

int mYear,mMonth,mDay;

Calendar cal0 = Calendar.getInstance();

mYear = cal0.get(Calendar.YEAR);

mMonth = cal0.get(Calendar.MONTH)+1;

mDay = cal0.get(Calendar.DAY_OF_MONTH);

r=mYear+"-"+mMonth+"-"+mDay ;

r="['"+r+"']";

return r;

}

protected void doGet(HttpServletRequest request, HttpServletResponse response) 

throws ServletException, IOException {

String result="";

String callback = request.getParameter(" callback");

String _r = "";

response.setContentType("text/javascript");

response.setCharacterEncoding("UTF-8");

_r= callback+"([\n";

result=getData();

//makeJSon(iSignificant);

_r=_r+result+"\n";

_r=_r+"]);";

StringBuilder sb = new StringBuilder(); sb.append(_r); _r="";

PrintWriter out = response.getWriter();

out.print(sb.toString());

out.flush();

}

}