findbugs: use final

Signed-off-by: tobiasKaminsky <tobias@kaminsky.me>

src/main/java/com/owncloud/android/ui/dialog/SetupEncryptionDialogFragment.java

@@ -67,7 +67,7 @@ public class SetupEncryptionDialogFragment extends DialogFragment {
     public static final String SUCCESS = "SUCCESS";
     public static final int SETUP_ENCRYPTION_RESULT_CODE = 101;
     public static final int SETUP_ENCRYPTION_REQUEST_CODE = 100;
-    public static String SETUP_ENCRYPTION_DIALOG_TAG = "SETUP_ENCRYPTION_DIALOG_TAG";
+    public static final String SETUP_ENCRYPTION_DIALOG_TAG = "SETUP_ENCRYPTION_DIALOG_TAG";
     public static final String ARG_POSITION = "ARG_POSITION";
 
     private static String ARG_ACCOUNT = "ARG_ACCOUNT";

src/main/java/com/owncloud/android/utils/FilesSyncHelper.java

@@ -73,7 +73,7 @@ public class FilesSyncHelper {
     public static final String GLOBAL = "global";
     public static final String SYNCEDFOLDERINITIATED = "syncedFolderIntitiated_";
 
-    public static int ContentSyncJobId = 315;
+    public static final int ContentSyncJobId = 315;
 
     public static void insertAllDBEntriesForSyncedFolder(SyncedFolder syncedFolder) {
         final Context context = MainApp.getAppContext();
@@ -126,7 +126,7 @@ public class FilesSyncHelper {
 
                     Files.walkFileTree(path, new SimpleFileVisitor<Path>() {
                         @Override
-                        public FileVisitResult visitFile(Path path, BasicFileAttributes attrs) throws IOException {
+                        public FileVisitResult visitFile(Path path, BasicFileAttributes attrs) {
 
                             File file = path.toFile();
                             if (attrs.lastModifiedTime().toMillis() >= Long.parseLong(dateInitiated) * 1000) {