Added state saving

app/build.gradle

@@ -8,8 +8,8 @@ android {
         applicationId "com.ericsson.uecontrol"
         minSdkVersion 15
         targetSdkVersion 19
-        versionCode 7
+        versionCode 8
-        versionName "1.0.7"
+        versionName "1.0.8"
     }
     buildTypes {
         release {

app/src/main/java/com/ericsson/uecontrol/core/UeBehaviour.java

@@ -2,12 +2,14 @@ package com.ericsson.uecontrol.core;
 
 import org.apache.log4j.Logger;
 
+import java.io.Serializable;
+
 /**
  * Base class for Ue behaviours that can be used by the executor
  *
  * Created by ezivkoc on 2014-07-15.
  */
-public abstract class UeBehaviour {
+public abstract class UeBehaviour implements Serializable{
     private static final Logger log = Logger.getLogger(UeBehaviour.class);
 
     private transient boolean running;

app/src/main/java/com/ericsson/uecontrol/core/UeControlExecutor.java

@@ -4,6 +4,13 @@ import com.ericsson.uecontrol.core.util.ThroughputCalculator;
 
 import org.apache.log4j.Logger;
 
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutput;
+import java.io.ObjectOutputStream;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -34,11 +41,21 @@ public class UeControlExecutor implements Runnable, UeBehaviour.DataHandledListe
         b.setDataHandledListener(this);
     }
 
-    public void read(String file){
+    public void read(String file) throws Exception {
-
+        ObjectInputStream in = new ObjectInputStream(new FileInputStream(file));
+        int size = in.readInt();
+        for(int i=0; i<size; i++){
+            behaviours.add( (UeBehaviour)in.readObject() );
         }
-    public void save(String file){
+        in.close();
-
+    }
+    public void save(String file) throws IOException {
+        ObjectOutput out = new ObjectOutputStream(new FileOutputStream(file));
+        out.writeInt(behaviours.size());
+        for(UeBehaviour behaviour : behaviours){
+            out.writeObject(behaviour);
+        }
+        out.close();
     }
 
 

app/src/main/java/com/ericsson/uecontrol/gui/EditActivity.java

@@ -19,6 +19,7 @@ import com.ericsson.uecontrol.gui.util.DynamicListView;
 
 import org.apache.log4j.Logger;
 
+import java.io.File;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -89,4 +90,14 @@ public class EditActivity extends ListActivity implements AdapterView.OnItemClic
         dialog.setConfigurator(confer);
         dialog.show(getFragmentManager(), "behaviour_configurator");
     }
+
+    @Override
+    protected void onPause() {
+        try {
+            File input = new File(this.getFilesDir(), MainActivity.BEHAVIOUR_SAVE_FILE);
+            executor.save(input.getAbsolutePath());
+            log.debug("Saved current state");
+        }catch(Exception e){log.error(null, e);}
+        super.onPause();
+    }
 }

app/src/main/java/com/ericsson/uecontrol/gui/MainActivity.java

@@ -32,6 +32,8 @@ import de.mindpipe.android.logging.log4j.LogConfigurator;
 public class MainActivity extends FragmentActivity implements OnSharedPreferenceChangeListener{
     private static final Logger log = Logger.getLogger(MainActivity.class);
     public static final String DEFAULT_LOG_PATH = "/sdcard/uecontrol/";
+    public static final String BEHAVIOUR_SAVE_FILE = "behaviour_list.dat";
+
 
     /** Fragments **/
     private StatusFragment statusFragment;
@@ -57,11 +59,22 @@ public class MainActivity extends FragmentActivity implements OnSharedPreference
 
 
         currentExecutor = new UeControlExecutor();
+        currentExecutor.setThroughputListener(statusFragment.getThroughputListener());
+        File input = new File(this.getFilesDir(), BEHAVIOUR_SAVE_FILE);
+        if(input.exists()) {
+            try {
+                log.debug("Reading saved state");
+                currentExecutor.read(input.getAbsolutePath());
+            }catch(Exception e){log.error(null, e);}
+        }
+        else{
+            log.debug("No saved state found, creating default behaviours");
             currentExecutor.addBehaviour(new UeBehaviourSleep());
             currentExecutor.addBehaviour(new UeBehaviourSurfing());
             currentExecutor.addBehaviour(new UeBehaviourSleep(4000));
-        currentExecutor.setThroughputListener(statusFragment.getThroughputListener());
         }
+    }
+
 
     public void setupDebugLogging(){
         SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
@@ -133,12 +146,12 @@ public class MainActivity extends FragmentActivity implements OnSharedPreference
             }
             return true;
         }
-        if (id == R.id.action_edit) {
+        else if (id == R.id.action_edit) {
             Intent intent = new Intent(this, EditActivity.class);
             startActivity(intent);
             return true;
         }
-        if (id == R.id.action_settings) {
+        else if (id == R.id.action_settings) {
             startActivity(new Intent(this, SettingsActivity.class));
             return true;
         }

app/src/main/java/com/ericsson/uecontrol/gui/fragments/StatusFragment.java

@@ -80,6 +80,7 @@ public class StatusFragment extends Fragment {
                                 down_speed.setText(ThroughputCalculator.getBitThroughputString(downThroughput));
                                 up_speed.setText(ThroughputCalculator.getBitThroughputString(upThroughput));
                                 rat_type.setText(CSVWriter.getRat(getActivity()));
+
                                 downGraph.appendData(new GraphViewData(x, downThroughput), true, 120);
                                 upGraph.appendData(new GraphViewData(x, upThroughput), true, 120);
                                 x++;