semoga bener

src/client/SisterClient2/app/src/main/java/tugas/sister/sisterclient/TradeBoxActivity.java

 package tugas.sister.sisterclient;
 
 import android.app.Activity;
+import android.content.DialogInterface;
+import android.os.AsyncTask;
 import android.os.Bundle;
+import android.util.JsonWriter;
 import android.util.TypedValue;
-import android.view.Menu;
-import android.view.MenuItem;
 import android.widget.Button;
 import android.widget.ImageView;
 import android.widget.TableLayout;
 import android.widget.TableRow;
 import android.widget.TextView;
 
-import org.json.JSONArray;
 import org.json.JSONObject;
 import org.json.JSONException;
 
+import java.io.BufferedReader;
+import java.io.DataInput;
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.PrintWriter;
+import java.net.Socket;
+
 public class TradeBoxActivity extends Activity {
     public TableLayout tradeItem;
     public JSONObject request, response;
-
+    private Socket socket;
+    private DataInputStream is;
+    private DataOutputStream os;
+    String ip,port;
+    PrintWriter printWriter;
+    BufferedReader buffer;
+    String token = "123bh23b23asdf980";
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_trade_box);
         tradeItem = (TableLayout)findViewById(R.id.tab_content);
-        fillItemTable();
     }
 
-    public void createRequest(String token){
-       try {
-           request.put("method","tradebox");
-           request.put("token",token);
-       }
-       catch(JSONException e){
-            e.printStackTrace();
-       }
+    public void createRequest() throws JSONException {
+        request.put("method","tradebox");
+        request.put("token",token);
+        new TradeBoxCreator().execute(request);
+    }
+
+    public class TradeBoxCreator extends AsyncTask<JSONObject, Void, String>{
+
+        @Override
+        protected String doInBackground(JSONObject... req) {
+            String response = null;
+            try{
+                sendRequest();
+                response = getResponse();
+            }
+            catch (Exception e){
+                e.printStackTrace();
+            }
+
+            return response;
+        }
+
+        public void sendRequest() throws IOException{
+            try {
+                socket = new Socket(ip, Integer.parseInt(port));
+                is = new DataInputStream(socket.getInputStream());
+                os = new DataOutputStream(socket.getOutputStream());
+                printWriter = new PrintWriter(os);
+                buffer = new BufferedReader(new InputStreamReader(is));
+                getResponse();
+            }
+            catch(IOException e){
+                e.printStackTrace();
+            }
+        }
+
+        public String getResponse() throws IOException{
+            printWriter.println(request.toString());
+            printWriter.flush();
+
+            String inputLine;
+            String respons = null;
+            while((inputLine=buffer.readLine())!= null){
+                respons += inputLine;
+            }
+            is.close();
+            os.close();
+            return respons;
+        }
+
+        @Override
+        public void onPostExecute(String respons){
+            if(respons!=null){
+                //buat tabelnya
+                fillItemTable();
+            }
+        }
     }
 
     private void fillItemTable(){
@@ -44,9 +107,6 @@ public class TradeBoxActivity extends Activity {
         ImageView offer, demand;
         Button action;
 
-        request = new JSONObject();
-        response = new JSONObject();
-
         //konversi ke satuan dip
         int dip = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, (float) 1, getResources().getDisplayMetrics());
         int a = TradeItem.offered.length;
@@ -127,8 +187,9 @@ public class TradeBoxActivity extends Activity {
             amountOff.setText(TradeItem.amountOffered[i]);
             amountDem.setText(TradeItem.amountDemanded[i]);
 
-            if(TradeItem.availability[i]==true){
+            if(TradeItem.availability[i]){
                 action.setText("cancel");
+                //action.setOnClickListener();
             }
             else{
                 action.setText("fetch");