Find offer kelar

src/client/src/tcpclient/TCPClient.java

@@ -188,6 +188,20 @@ public class TCPClient {
         return obj;
     }
     
+    public JSONObject findOfferJSON(String token, int id_item) {
+        JSONObject obj = new JSONObject();
+
+        try {
+            obj.put("method", "findoffer");
+            obj.put("token", token);
+            obj.put("item", id_item);
+        } catch(Exception e) {
+            e.printStackTrace();
+        }
+
+        return obj;
+    }
+    
     public JSONObject cancelofferJSON(String token, String offer_token) {
         JSONObject obj = new JSONObject();
 
@@ -522,6 +536,30 @@ public class TCPClient {
         return responseJSON;
     }
     
+    public JSONObject findoffer(String token, int id_item) throws Exception 
+    {
+        openConnection();
+        System.out.println("Find Offer");
+        String toSend = findOfferJSON(token, id_item).toString();
+              
+        //throw ioexception
+        DataOutputStream outToServer;
+        try {
+            outToServer = new DataOutputStream(clientSocket.getOutputStream());
+            outToServer.writeBytes(toSend + '\n');
+        } catch (IOException ex) {
+            Logger.getLogger(TCPClient.class.getName()).log(Level.SEVERE, null, ex);
+            throw new Exception("outtoserver find offer exception");
+        }
+        
+        //ambil balasan server
+        BufferedReader inFromServer = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));
+        String response = inFromServer.readLine();
+        JSONObject responseJSON = new JSONObject(response);
+         closeConnection();
+        return responseJSON;
+    }
+     
      public JSONObject fetchitem(String token, String offer_token) throws Exception 
     {
         openConnection();
@@ -691,7 +729,7 @@ public class TCPClient {
 //        response = client.offer(client.token, 0, 1, 7, 3);
 //        System.out.println(response.toString());
 //        
-//        response = client.canceloffer(client.token, "a");
+//        response = client.findoffer(client.token, 2);
 //        System.out.println(response.toString());
 //        
 //        response = client.accept(client.token, "a");

src/server/src/tcpserver/MySQLAccess.java

@@ -396,6 +396,39 @@ public class MySQLAccess {
         return response;
     }
     
+    public JSONObject findOffer(int userID,int id_item) throws JSONException {
+        open();
+        JSONObject response = new JSONObject();
+        
+        try {
+            preparedStatement = connect.prepareStatement("SELECT * FROM offer WHERE "
+                                                        + "offered_item=" + id_item + " AND available = 1;");
+            resultSet = preparedStatement.executeQuery();
+            
+            if(resultSet.first()) {
+                response.put("status", "ok");
+                JSONArray array = new JSONArray();
+                array.put(resultSet.getInt("offered_item"));
+                array.put(resultSet.getInt("n1"));
+                array.put(resultSet.getInt("demanded_item"));
+                array.put(resultSet.getInt("n2"));
+                array.put(resultSet.getBoolean("available"));
+                array.put(resultSet.getString("offer_token"));
+                response.put("offers", array);
+            }
+            else
+            {
+                response.put("status", "error");
+            }
+        } catch (SQLException e) {
+            response.put("status", "error");
+            e.printStackTrace();
+        }
+        close();
+        
+        return response;
+    }
+    
      public JSONObject fetchitem(int userID, String offer_token) throws JSONException
     {
         open();

src/server/src/tcpserver/TCPServer.java

@@ -189,6 +189,16 @@ public class TCPServer implements Runnable {
         }
     } 
     
+    public JSONObject findoffer(JSONObject clientObject) throws JSONException {
+        if(clientObject.getString("token").equalsIgnoreCase(token)) {
+            return sql.findOffer(userID, clientObject.getInt("item"));
+        } else {
+            JSONObject responseJSON = new JSONObject();
+            responseJSON.put("status", "error");
+            return responseJSON;
+        }
+    }
+    
     public JSONObject fetchitem(JSONObject clientObject) throws JSONException {
         if(clientObject.getString("token").equalsIgnoreCase(token)) {
             return sql.fetchitem(userID, clientObject.getString("offer_token"));
@@ -356,6 +366,11 @@ public class TCPServer implements Runnable {
                 System.out.println(responseJSON.toString());
                 outToClient.writeBytes(responseJSON.toString() + "\n");
             }
+            else if(method.equalsIgnoreCase("findoffer")) {
+                JSONObject responseJSON = server.findoffer(clientObject);
+                System.out.println(responseJSON.toString());
+                outToClient.writeBytes(responseJSON.toString() + "\n");
+            }
         }
     }
 }