service/resource-container/examples/android/RCSampleServerApp/app/src/main/java/org/iotivity/service/sample/container/ResourceContainerActivity.java

   1 /******************************************************************
   2  * Copyright 2015 Samsung Electronics All Rights Reserved.
   3  * <p/>
   4  * <p/>
   5  * <p/>
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  * <p/>
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  * <p/>
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  ******************************************************************/
  18
  19 package org.iotivity.service.sample.container;
  20
  21 import android.app.Activity;
  22 import android.app.AlertDialog;
  23 import android.content.Context;
  24 import android.content.DialogInterface;
  25 import android.content.res.AssetManager;
  26 import android.graphics.Typeface;
  27 import android.net.ConnectivityManager;
  28 import android.os.Bundle;
  29 import android.os.Handler;
  30 import android.os.Message;
  31 import android.util.Log;
  32 import android.view.LayoutInflater;
  33 import android.view.View;
  34 import android.view.View.OnClickListener;
  35 import android.view.ViewGroup;
  36 import android.widget.BaseExpandableListAdapter;
  37 import android.widget.Button;
  38 import android.widget.EditText;
  39 import android.widget.ExpandableListAdapter;
  40 import android.widget.ExpandableListView;
  41 import android.widget.TextView;
  42 import android.widget.Toast;
  43
  44 import org.iotivity.base.ModeType;
  45 import org.iotivity.base.OcPlatform;
  46 import org.iotivity.base.PlatformConfig;
  47 import org.iotivity.base.QualityOfService;
  48 import org.iotivity.base.ServiceType;
  49
  50 import java.io.FileOutputStream;
  51 import java.io.IOException;
  52 import java.io.InputStream;
  53 import java.io.OutputStream;
  54 import java.util.ArrayList;
  55 import java.util.HashMap;
  56 import java.util.List;
  57
  58 /**
  59  * Activity for handling user's selection on UI for Resource container APIs. &
  60  * for updating UI.
  61  */
  62 public class ResourceContainerActivity extends Activity {
  63
  64     private final String                     LOG_TAG = "[RCSampleServerApp] "
  65             + this.getClass()
  66             .getSimpleName();
  67     private static ResourceContainerActivity resourceContainerActivityInstance;
  68     private ResourceContainer                resourceContainerInstance;
  69     private static String                    logMessage;
  70
  71     private Context                          context;
  72     public ExpandableListAdapter             listAdapter;
  73     public ExpandableListView                expListView;
  74     private int lastExpandedPosition = -1;
  75
  76     public List<String>                      sensors;
  77     public List<String>                      diApiList;
  78     public List<String>                      bmiApiList;
  79     public List<String>                      diAndroidApiList;
  80     HashMap<String, List<String>>            listChild;
  81
  82     private static Handler                   mHandler;
  83     private Button                           startContainer;
  84     private Button                           listBundles;
  85     private static EditText                  logs;
  86     private static String                    sdCardPath;
  87
  88     public static void setMessageLog(String message) {
  89         logMessage = message;
  90     }
  91
  92     public static ResourceContainerActivity getResourceContainerActivityObj() {
  93         return resourceContainerActivityInstance;
  94     }
  95
  96     @Override
  97     protected void onCreate(Bundle savedInstanceState) {
  98
  99         super.onCreate(savedInstanceState);
 100         context = this;
 101
 102         /*if (!isWifiConnected()) {
 103             showWifiUnavailableDialog();
 104             return;
 105         }*/
 106
 107         configurePlatform();
 108         CopyAssetsToSDCard();
 109
 110         setContentView(R.layout.resource_container);
 111         resourceContainerActivityInstance = this;
 112
 113         resourceContainerInstance = new ResourceContainer();
 114
 115         expListView = (ExpandableListView) findViewById(R.id.lvExp);
 116         startContainer = (Button) findViewById(R.id.startContainer);
 117         listBundles = (Button) findViewById(R.id.listBundles);
 118         listBundles.setEnabled(false);
 119         logs = (EditText) findViewById(R.id.log);
 120
 121         sensors = new ArrayList<String>();
 122         bmiApiList = new ArrayList<String>();
 123         diApiList = new ArrayList<String>();
 124         diAndroidApiList = new ArrayList<String>();
 125         listChild = new HashMap<String, List<String>>();
 126
 127         // Adding list items (header)
 128         sensors.add("BMI Sensor");
 129         sensors.add("Discomfort Index Sensor");
 130         sensors.add("Android Discomfort Index Sensor");
 131
 132         // Adding child data [BMI sensor]
 133         bmiApiList.add("1. Add BMI sensor bundle");
 134         bmiApiList.add("2. Start BMI sensor bundle");
 135         bmiApiList.add("3. List bundle resources");
 136         bmiApiList.add("4. Stop BMI sensor bundle");
 137         bmiApiList.add("5. Remove BMI sensor bundle");
 138
 139         // Adding child data [discomfort Index sensor]
 140         diApiList.add("1. Add DI sensor bundle");
 141         diApiList.add("2. Start DI sensor bundle");
 142         diApiList.add("3. List bundle resources");
 143         diApiList.add("4. Stop DI sensor bundle");
 144         diApiList.add("5. Remove DI sensor bundle");
 145
 146         // Adding child data [discomfort Index sensor - android]
 147         diAndroidApiList.add("1. Add Android DI sensor bundle");
 148         diAndroidApiList.add("2. Start Android DI sensor bundle");
 149         diAndroidApiList.add("3. List bundle resources");
 150         diAndroidApiList.add("4. Stop Android DI sensor bundle");
 151         diAndroidApiList.add("5. Remove Android DI sensor bundle");
 152
 153         listChild.put(sensors.get(0), bmiApiList);
 154         listChild.put(sensors.get(1), diApiList);
 155         listChild.put(sensors.get(2), diAndroidApiList);
 156         listAdapter = new ExpandableList(this, sensors, listChild);
 157
 158         // getting the sd card path
 159         sdCardPath = this.getFilesDir().getPath();
 160
 161         // handler for updating the UI i.e. MessageLog (TextBox) & ListView
 162         mHandler = new Handler() {
 163             @Override
 164             public void handleMessage(Message msg) {
 165                 switch (msg.what) {
 166                     case 0:
 167                         expListView.setAdapter(listAdapter);
 168                         expListView.bringToFront();
 169                         break;
 170                     case 1:
 171                         logs.setText("");
 172                         logs.setText(logMessage);
 173                         Log.i(LOG_TAG, logMessage);
 174                         break;
 175                     case 2:
 176                         listAdapter = null;
 177                         expListView.setAdapter(listAdapter);
 178                         break;
 179                 }
 180             }
 181         };
 182         setHandler(mHandler);
 183
 184         // StartContainer/stopContainer Button Listener
 185         startContainer.setOnClickListener(new OnClickListener() {
 186             @Override
 187             public void onClick(View v) {
 188
 189                 String text = (String) startContainer.getText();
 190                 if (text.contains("Start")) {
 191                     resourceContainerInstance.startContainer(sdCardPath);
 192                     listAdapter = new ExpandableList(ResourceContainerActivity
 193                             .getResourceContainerActivityObj(), sensors,
 194                             listChild);
 195                     listBundles.setEnabled(true);
 196                     startContainer.setText("Stop Container");
 197                 } else {
 198                     resourceContainerInstance.stopContainer();
 199                     startContainer.setText("Start Container");
 200                     listBundles.setEnabled(false);
 201                     Message msg;
 202                     msg = Message.obtain();
 203                     msg.what = 2;
 204                     resourceContainerActivityInstance.getHandler().sendMessage(
 205                             msg);
 206                 }
 207             }
 208         });
 209
 210         // List Bundles Button Listener
 211         listBundles.setOnClickListener(new OnClickListener() {
 212             @Override
 213             public void onClick(View v) {
 214                 resourceContainerInstance.listBundles();
 215             }
 216         });
 217
 218
 219         expListView.setOnGroupExpandListener(new ExpandableListView.OnGroupExpandListener() {
 220             @Override
 221             public void onGroupExpand(int groupPosition) {
 222                 if (lastExpandedPosition != -1
 223                         && groupPosition != lastExpandedPosition) {
 224                     expListView.collapseGroup(lastExpandedPosition);
 225                 }
 226                 lastExpandedPosition = groupPosition;
 227             }
 228         });
 229
 230         expListView
 231                 .setOnChildClickListener(new ExpandableListView.OnChildClickListener() {
 232
 233                     @Override
 234                     public boolean onChildClick(ExpandableListView parent,
 235                                                 View v, int groupPosition, int childPosition,
 236                                                 long id) {
 237                         BundleInformation bundleToTest;
 238
 239                         switch (groupPosition) {
 240                             case 0:
 241                                 bundleToTest = ExampleBundleDescription.BMIBundle;
 242                                 break;
 243
 244                             case 1:
 245                                 bundleToTest = ExampleBundleDescription.DIBundle;
 246                                 break;
 247
 248                             case 2:
 249                                 bundleToTest = ExampleBundleDescription.DIAndroidBundle;
 250                                 break;
 251
 252                             default:
 253                                 return false;
 254                         }
 255
 256                         switch (childPosition) {
 257                             case 0:
 258                                 resourceContainerInstance.addBundle(bundleToTest);
 259                                 break;
 260
 261                             case 1:
 262                                 resourceContainerInstance.startBundle(bundleToTest);
 263                                 break;
 264
 265                             case 2:
 266                                 resourceContainerInstance
 267                                         .listBundleResources(bundleToTest.mBundleId);
 268                                 break;
 269
 270                             case 3:
 271                                 resourceContainerInstance.stopBundle(bundleToTest);
 272                                 break;
 273
 274                             case 4:
 275                                 resourceContainerInstance.removeBundle(bundleToTest);
 276                                 break;
 277
 278                             default:
 279                                 return false;
 280                         }
 281                         return true;
 282                     }
 283                 });
 284     }
 285
 286     private void CopyAssetsToSDCard() {
 287         AssetManager assetManager = getAssets();
 288         String[] files = null;
 289         try {
 290             files = assetManager.list("lib");
 291         } catch (IOException e) {
 292             Log.e(LOG_TAG, e.getMessage());
 293         }
 294
 295         for (String filename : files) {
 296             InputStream in = null;
 297             OutputStream out = null;
 298             try {
 299                 in = assetManager.open("lib/" + filename);
 300                 out = new FileOutputStream(context.getFilesDir().getParent()
 301                         + "/files/" + filename);
 302                 copyIndividualFile(in, out);
 303                 in.close();
 304                 in = null;
 305                 out.flush();
 306                 out.close();
 307                 out = null;
 308             } catch (Exception e) {
 309                 Log.e(LOG_TAG, e.getMessage());
 310             }
 311         }
 312     }
 313
 314     private void copyIndividualFile(InputStream in, OutputStream out)
 315             throws IOException {
 316
 317         Log.i(LOG_TAG, "copyIndividualFile");
 318         byte[] buffer = new byte[2048];
 319         int read;
 320         while ((read = in.read(buffer)) != -1) {
 321             out.write(buffer, 0, read);
 322         }
 323     }
 324
 325     @Override
 326     public void onBackPressed() {
 327         listAdapter = null;
 328         expListView.setAdapter(listAdapter);
 329         resourceContainerInstance.stopContainer();
 330         ResourceContainer.startBundleFlag = false;
 331         super.onBackPressed();
 332     }
 333
 334     // class for handling expandable list items
 335     public class ExpandableList extends BaseExpandableListAdapter {
 336
 337         private Context                       mContext;
 338         private HashMap<String, List<String>> mListDataChild;
 339         private List<String>                  mListDataHeader;
 340
 341         // constructor
 342         public ExpandableList(Context context, List<String> dataHeader,
 343                               HashMap<String, List<String>> childData) {
 344             this.mContext = context;
 345             this.mListDataHeader = dataHeader;
 346             this.mListDataChild = childData;
 347         }
 348
 349         // get the child ID
 350         @Override
 351         public long getChildId(int grpPosition, int childPosition) {
 352             return childPosition;
 353         }
 354
 355         // get the child
 356         @Override
 357         public Object getChild(int grpPosition, int childPosititon) {
 358             return this.mListDataChild.get(
 359                     this.mListDataHeader.get(grpPosition)).get(childPosititon);
 360         }
 361
 362         // get Group View
 363         @Override
 364         public View getGroupView(int grpPosition, boolean isExpandable,
 365                                  View changeView, ViewGroup head) {
 366             String mainHeading = (String) getGroup(grpPosition);
 367             if (changeView == null) {
 368                 LayoutInflater flater;
 369                 flater = (LayoutInflater) this.mContext
 370                         .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 371                 changeView = flater.inflate(R.layout.group, null);
 372             }
 373
 374             TextView listHeader = (TextView) changeView
 375                     .findViewById(R.id.ListHead);
 376             listHeader.setTypeface(null, Typeface.BOLD);
 377             listHeader.setText(mainHeading);
 378             return changeView;
 379         }
 380
 381         // get Children count
 382         @Override
 383         public int getChildrenCount(int grpPosition) {
 384             int count = this.mListDataChild.get(
 385                     this.mListDataHeader.get(grpPosition)).size();
 386             return count;
 387         }
 388
 389         // Get Group
 390         @Override
 391         public Object getGroup(int grpPosition) {
 392             return this.mListDataHeader.get(grpPosition);
 393         }
 394
 395         // get Group size
 396         @Override
 397         public int getGroupCount() {
 398             int size = this.mListDataHeader.size();
 399             return size;
 400         }
 401
 402         // get Group ID
 403         @Override
 404         public long getGroupId(int grpPosition) {
 405             return grpPosition;
 406         }
 407
 408         // get Group View
 409         @Override
 410         public View getChildView(int grpPosition, final int childPosition,
 411                                  boolean isLastItem, View changeView, ViewGroup head) {
 412
 413             final String innerText = (String) getChild(grpPosition,
 414                     childPosition);
 415
 416             if (changeView == null) {
 417                 LayoutInflater flater = (LayoutInflater) this.mContext
 418                         .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 419                 changeView = flater.inflate(R.layout.list_item, null);
 420             }
 421
 422             TextView textListChild = (TextView) changeView
 423                     .findViewById(R.id.listItem);
 424
 425             textListChild.setText(innerText);
 426             return changeView;
 427         }
 428
 429         // To check whether child is selectable or not
 430         @Override
 431         public boolean isChildSelectable(int grpPosition, int childPosition) {
 432             return true;
 433         }
 434
 435         // To check the stable IDs
 436         @Override
 437         public boolean hasStableIds() {
 438             return false;
 439         }
 440     }
 441
 442     private void showWifiUnavailableDialog() {
 443         new AlertDialog.Builder(this)
 444                 .setTitle("Error")
 445                 .setMessage(
 446                         "WiFi is not enabled/connected! Please connect the WiFi and start application again...")
 447                 .setCancelable(false)
 448                 .setPositiveButton("OK", new DialogInterface.OnClickListener() {
 449                     @Override
 450                     public void onClick(DialogInterface dialog, int which) {
 451                         finish();
 452                     }
 453                 }).create().show();
 454     }
 455
 456     private boolean isWifiConnected() {
 457         ConnectivityManager connManager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
 458         return connManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI)
 459                 .isConnected();
 460     }
 461
 462     private void configurePlatform() {
 463         OcPlatform.Configure(new PlatformConfig(getApplicationContext(),
 464                 ServiceType.IN_PROC, ModeType.CLIENT_SERVER, "0.0.0.0", 0,
 465                 QualityOfService.LOW));
 466         Log.i(LOG_TAG, "Configuration done successfully");
 467     }
 468
 469     public Handler getHandler() {
 470         return mHandler;
 471     }
 472
 473     public void setHandler(Handler mHandler) {
 474         ResourceContainerActivity.mHandler = mHandler;
 475     }
 476
 477     public void displayToastMessage(String message) {
 478         Toast toast = Toast.makeText(this, message, Toast.LENGTH_SHORT);
 479         toast.show();
 480         Log.i(LOG_TAG, message);
 481     }
 482 }