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Original file line number Diff line number Diff line change
Expand Up @@ -92,7 +92,35 @@ protected void doGet(HttpServletRequest request, HttpServletResponse response)
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
processRequest(request, response);
response.setContentType("application/json");
PrintWriter out = response.getWriter();
try {
Connection con=new DBConnect().connect(getServletContext().getRealPath("/WEB-INF/config.properties"));
String user=request.getParameter("username").trim();
JSONObject json=new JSONObject();
if(con!=null && !con.isClosed())
{
ResultSet rs=null;
Statement stmt = con.createStatement();
rs=stmt.executeQuery("select * from users where username='"+user+"'");
if (rs.next())
{
json.put("available", "1");
}
else
{
json.put("available", new Integer(0));
}
}
out.print(json);
}
catch(Exception e)
{
out.print(e);
}
finally {
out.close();
}
}

/**
Expand Down