insert data in table of cities

src/com/wasteinformationserver/website/datarequests/DataRequest.java

@@ -1,5 +1,6 @@
 package com.wasteinformationserver.website.datarequests;
 
+import com.google.gson.Gson;
 import com.wasteinformationserver.basicutils.Log;
 import com.wasteinformationserver.db.JDCB;
 import com.wasteinformationserver.website.basicrequest.PostRequest;
@@ -11,6 +12,7 @@ import java.util.HashMap;
 public class DataRequest extends PostRequest {
     @Override
     public String request(HashMap<String, String> params) {
+        String result = "";
         switch (params.get("action")) {
             case "newCity":
                 Log.debug(params.toString());
@@ -35,10 +37,34 @@ public class DataRequest extends PostRequest {
                 break;
             case "getAllCities":
 
-                // TODO: 15.11.19 database call to get all data and store it as json. 
-                
+                // TODO: 15.11.19 database call to get all data and store it as json.
+                JDCB jdcbc = new JDCB("users", "kOpaIJUjkgb9ur6S", "wasteinformation");
+                Gson gson = new Gson();
+
+                StringBuilder builder = new StringBuilder();
+
+                ResultSet sett = jdcbc.executeQuery("select * from cities");
+                Log.debug(sett.toString());
+                builder.append("{\"data\":[");
+                try {
+                    while (sett.next()) {
+                        builder.append("{\"cityname\":\""+sett.getString("name")+"\"");
+                        builder.append(",\"wastetype\":\""+sett.getString("wastetype")+"\"");
+                        builder.append(",\"zone\":\""+sett.getString("zone")+"\"}");
+                        if (!sett.isLast()){
+                            builder.append(",");
+                        }
+
+//                        System.out.println(sett.getString("name"));
+                    }
+                } catch (SQLException e) {
+                    e.printStackTrace();
+                }
+                builder.append("]}");
+                result= builder.toString();
+                Log.debug(result);
                 break;
         }
-        return "";
+        return result;
     }
 }