(Android) Fix NullPointerException error on some Android phones (#429)

Author: hazems

src/android/CameraLauncher.java

@@ -303,7 +303,7 @@ public void takePicture(int returnType, int encodingType)
         this.imageUri = new CordovaUri(FileProvider.getUriForFile(cordova.getActivity(),
                 applicationId + ".provider",
                 photo));
-        intent.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, imageUri.getCorrectUri());
+        intent.putExtra(MediaStore.EXTRA_OUTPUT, imageUri.getCorrectUri());
         //We can write to this URI, this will hopefully allow us to write files to get to the next step
         intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 
@@ -387,7 +387,7 @@ public void getImage(int srcType, int returnType, int encodingType) {
                 }
                 File photo = createCaptureFile(JPEG);
                 croppedUri = Uri.fromFile(photo);
-                intent.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, croppedUri);
+                intent.putExtra(MediaStore.EXTRA_OUTPUT, croppedUri);
             } else {
                 intent.setAction(Intent.ACTION_GET_CONTENT);
                 intent.addCategory(Intent.CATEGORY_OPENABLE);
@@ -687,7 +687,7 @@ private void processResultFromGallery(int destType, Intent intent) {
         int rotate = 0;
 
         String fileLocation = FileHelper.getRealPath(uri, this.cordova);
-        LOG.d(LOG_TAG, "File locaton is: " + fileLocation);
+        LOG.d(LOG_TAG, "File location is: " + fileLocation);
 
         String uriString = uri.toString();
         String mimeType = FileHelper.getMimeType(uriString, this.cordova);
@@ -703,7 +703,7 @@ private void processResultFromGallery(int destType, Intent intent) {
             // rotating, nor compressing needs to be done
             if (this.targetHeight == -1 && this.targetWidth == -1 &&
                     (destType == FILE_URI || destType == NATIVE_URI) && !this.correctOrientation &&
-                    mimeType.equalsIgnoreCase(getMimetypeForFormat(encodingType)))
+                    mimeType != null && mimeType.equalsIgnoreCase(getMimetypeForFormat(encodingType)))
             {
                 this.callbackContext.success(uriString);
             } else {
@@ -910,14 +910,14 @@ private void writeUncompressedImage(Uri src, Uri dest) throws FileNotFoundExcept
      */
     private Uri getUriFromMediaStore() {
         ContentValues values = new ContentValues();
-        values.put(android.provider.MediaStore.Images.Media.MIME_TYPE, JPEG_MIME_TYPE);
+        values.put(MediaStore.Images.Media.MIME_TYPE, JPEG_MIME_TYPE);
         Uri uri;
         try {
-            uri = this.cordova.getActivity().getContentResolver().insert(android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
+            uri = this.cordova.getActivity().getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
         } catch (RuntimeException e) {
             LOG.d(LOG_TAG, "Can't write to external media storage.");
             try {
-                uri = this.cordova.getActivity().getContentResolver().insert(android.provider.MediaStore.Images.Media.INTERNAL_CONTENT_URI, values);
+                uri = this.cordova.getActivity().getContentResolver().insert(MediaStore.Images.Media.INTERNAL_CONTENT_URI, values);
             } catch (RuntimeException ex) {
                 LOG.d(LOG_TAG, "Can't write to internal media storage.");
                 return null;
@@ -1243,9 +1243,9 @@ private void checkForDuplicateImage(int type) {
      */
     private Uri whichContentStore() {
         if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
-            return android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
+            return MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
         } else {
-            return android.provider.MediaStore.Images.Media.INTERNAL_CONTENT_URI;
+            return MediaStore.Images.Media.INTERNAL_CONTENT_URI;
         }
     }
 
@@ -1297,7 +1297,7 @@ private void scanForGallery(Uri newImage) {
     public void onMediaScannerConnected() {
         try {
             this.conn.scanFile(this.scanMe.toString(), "image/*");
-        } catch (java.lang.IllegalStateException e) {
+        } catch (IllegalStateException e) {
             LOG.e(LOG_TAG, "Can't scan file in MediaScanner after taking picture");
         }