OC-1508: App crashes when changing the orientation

[pub/Android/ownCloud.git] / src / com / owncloud / android / datamodel / FileDataStorageManager.java

diff --git a/src/com/owncloud/android/datamodel/FileDataStorageManager.java b/src/com/owncloud/android/datamodel/FileDataStorageManager.java
index 0cea0e0..eaeaf98 100644 (file)
--- a/src/com/owncloud/android/datamodel/FileDataStorageManager.java
+++ b/src/com/owncloud/android/datamodel/FileDataStorageManager.java
@@ -1,10 +1,10 @@
 /* ownCloud Android client application
  *   Copyright (C) 2012  Bartek Przybylski
 /* ownCloud Android client application
  *   Copyright (C) 2012  Bartek Przybylski

+ *   Copyright (C) 2012-2013 ownCloud Inc.

  *
  *   This program is free software: you can redistribute it and/or modify
  *
  *   This program is free software: you can redistribute it and/or modify

- *   it under the terms of the GNU General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
+ *   it under the terms of the GNU General Public License version 2,
+ *   as published by the Free Software Foundation.

  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of


@@ -25,6 +25,8 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Vector;
 
 import java.util.List;
 import java.util.Vector;
 

+import com.owncloud.android.DisplayUtils;
+import com.owncloud.android.Log_OC;

 import com.owncloud.android.db.ProviderMeta;
 import com.owncloud.android.db.ProviderMeta.ProviderTableMeta;
 import com.owncloud.android.utils.FileStorageUtils;
 import com.owncloud.android.db.ProviderMeta;
 import com.owncloud.android.db.ProviderMeta.ProviderTableMeta;
 import com.owncloud.android.utils.FileStorageUtils;


@@ -39,16 +41,15 @@ import android.content.OperationApplicationException;
 import android.database.Cursor;
 import android.net.Uri;
 import android.os.RemoteException;
 import android.database.Cursor;
 import android.net.Uri;
 import android.os.RemoteException;

-import android.util.Log;

 
 public class FileDataStorageManager implements DataStorageManager {
 
     private ContentResolver mContentResolver;
     private ContentProviderClient mContentProvider;
     private Account mAccount;
 
 public class FileDataStorageManager implements DataStorageManager {
 
     private ContentResolver mContentResolver;
     private ContentProviderClient mContentProvider;
     private Account mAccount;

-    
+

     private static String TAG = "FileDataStorageManager";
     private static String TAG = "FileDataStorageManager";

-    
+

     public FileDataStorageManager(Account account, ContentResolver cr) {
         mContentProvider = null;
         mContentResolver = cr;
     public FileDataStorageManager(Account account, ContentResolver cr) {
         mContentProvider = null;
         mContentResolver = cr;


@@ -75,7 +76,7 @@ public class FileDataStorageManager implements DataStorageManager {
         return file;
     }
 
         return file;
     }
 

-    
+

     private OCFile createRootDir() {
         OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
         file.setMimetype("DIR");
     private OCFile createRootDir() {
         OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
         file.setMimetype("DIR");


@@ -94,7 +95,7 @@ public class FileDataStorageManager implements DataStorageManager {
         c.close();
         return file;
     }
         c.close();
         return file;
     }

-    
+

     public OCFile getFileByLocalPath(String path) {
         Cursor c = getCursorForValue(ProviderTableMeta.FILE_STORAGE_PATH, path);
         OCFile file = null;
     public OCFile getFileByLocalPath(String path) {
         Cursor c = getCursorForValue(ProviderTableMeta.FILE_STORAGE_PATH, path);
         OCFile file = null;


@@ -125,7 +126,7 @@ public class FileDataStorageManager implements DataStorageManager {
         cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
         cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
         cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
         cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
         cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
         cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());

-        if (file.getParentId() != 0)
+        if (file.getParentId() != DataStorageManager.ROOT_PARENT_ID)

             cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
         cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
         if (!file.isDirectory())
             cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
         cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
         if (!file.isDirectory())


@@ -134,15 +135,21 @@ public class FileDataStorageManager implements DataStorageManager {
         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
         cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);
         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
         cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
         cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);

+        cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());

 
         boolean sameRemotePath = fileExists(file.getRemotePath());
 
         boolean sameRemotePath = fileExists(file.getRemotePath());

+        boolean changesSizeOfAncestors = false;

         if (sameRemotePath ||
         if (sameRemotePath ||

-            fileExists(file.getFileId())        ) {           // for renamed files; no more delete and create
-            
+                fileExists(file.getFileId())        ) {           // for renamed files; no more delete and create
+
+            OCFile oldFile = null;

             if (sameRemotePath) {
             if (sameRemotePath) {

-                OCFile oldFile = getFileByPath(file.getRemotePath());
+                oldFile = getFileByPath(file.getRemotePath());

                 file.setFileId(oldFile.getFileId());
                 file.setFileId(oldFile.getFileId());

+            } else {
+                oldFile = getFileById(file.getFileId());

             }
             }

+            changesSizeOfAncestors = (oldFile.getFileLength() != file.getFileLength());

 
             overriden = true;
             if (getContentResolver() != null) {
 
             overriden = true;
             if (getContentResolver() != null) {


@@ -155,12 +162,13 @@ public class FileDataStorageManager implements DataStorageManager {
                             cv, ProviderTableMeta._ID + "=?",
                             new String[] { String.valueOf(file.getFileId()) });
                 } catch (RemoteException e) {
                             cv, ProviderTableMeta._ID + "=?",
                             new String[] { String.valueOf(file.getFileId()) });
                 } catch (RemoteException e) {

-                    Log.e(TAG,
+                    Log_OC.e(TAG,

                             "Fail to insert insert file to database "
                                     + e.getMessage());
                 }
             }
         } else {
                             "Fail to insert insert file to database "
                                     + e.getMessage());
                 }
             }
         } else {

+            changesSizeOfAncestors = true;

             Uri result_uri = null;
             if (getContentResolver() != null) {
                 result_uri = getContentResolver().insert(
             Uri result_uri = null;
             if (getContentResolver() != null) {
                 result_uri = getContentResolver().insert(


@@ -170,7 +178,7 @@ public class FileDataStorageManager implements DataStorageManager {
                     result_uri = getContentProvider().insert(
                             ProviderTableMeta.CONTENT_URI_FILE, cv);
                 } catch (RemoteException e) {
                     result_uri = getContentProvider().insert(
                             ProviderTableMeta.CONTENT_URI_FILE, cv);
                 } catch (RemoteException e) {

-                    Log.e(TAG,
+                    Log_OC.e(TAG,

                             "Fail to insert insert file to database "
                                     + e.getMessage());
                 }
                             "Fail to insert insert file to database "
                                     + e.getMessage());
                 }


@@ -179,20 +187,28 @@ public class FileDataStorageManager implements DataStorageManager {
                 long new_id = Long.parseLong(result_uri.getPathSegments()
                         .get(1));
                 file.setFileId(new_id);
                 long new_id = Long.parseLong(result_uri.getPathSegments()
                         .get(1));
                 file.setFileId(new_id);

-            }
+            }            

         }
 
         }
 

-        if (file.isDirectory() && file.needsUpdatingWhileSaving())
-            for (OCFile f : getDirectoryContent(file))
-                saveFile(f);
-
+        if (file.isDirectory()) {
+            calculateFolderSize(file.getFileId());
+            if (file.needsUpdatingWhileSaving()) {
+                for (OCFile f : getDirectoryContent(file))
+                    saveFile(f);
+            }
+        }
+        
+        if (changesSizeOfAncestors || file.isDirectory()) {
+            updateSizesToTheRoot(file.getParentId());
+        }
+        

         return overriden;
     }
 
 
     @Override
     public void saveFiles(List<OCFile> files) {
         return overriden;
     }
 
 
     @Override
     public void saveFiles(List<OCFile> files) {

-        
+

         Iterator<OCFile> filesIt = files.iterator();
         ArrayList<ContentProviderOperation> operations = new ArrayList<ContentProviderOperation>(files.size());
         OCFile file = null;
         Iterator<OCFile> filesIt = files.iterator();
         ArrayList<ContentProviderOperation> operations = new ArrayList<ContentProviderOperation>(files.size());
         OCFile file = null;


@@ -207,7 +223,7 @@ public class FileDataStorageManager implements DataStorageManager {
             cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
             cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
             cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());
             cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, file.getFileLength());
             cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, file.getMimetype());
             cv.put(ProviderTableMeta.FILE_NAME, file.getFileName());

-            if (file.getParentId() != 0)
+            if (file.getParentId() != DataStorageManager.ROOT_PARENT_ID)

                 cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
             cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
             if (!file.isDirectory())
                 cv.put(ProviderTableMeta.FILE_PARENT, file.getParentId());
             cv.put(ProviderTableMeta.FILE_PATH, file.getRemotePath());
             if (!file.isDirectory())


@@ -216,51 +232,63 @@ public class FileDataStorageManager implements DataStorageManager {
             cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
             cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
             cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);
             cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE, file.getLastSyncDateForProperties());
             cv.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA, file.getLastSyncDateForData());
             cv.put(ProviderTableMeta.FILE_KEEP_IN_SYNC, file.keepInSync() ? 1 : 0);

+            cv.put(ProviderTableMeta.FILE_ETAG, file.getEtag());

 
             if (fileExists(file.getRemotePath())) {
                 OCFile oldFile = getFileByPath(file.getRemotePath());
                 file.setFileId(oldFile.getFileId());
 
             if (fileExists(file.getRemotePath())) {
                 OCFile oldFile = getFileByPath(file.getRemotePath());
                 file.setFileId(oldFile.getFileId());

+               
+                if (file.isDirectory()) {
+                    cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, oldFile.getFileLength());
+                    file.setFileLength(oldFile.getFileLength());
+                }
+                

                 operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
                         withValues(cv).
                         withSelection(  ProviderTableMeta._ID + "=?", 
                 operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
                         withValues(cv).
                         withSelection(  ProviderTableMeta._ID + "=?", 

-                                        new String[] { String.valueOf(file.getFileId()) })
-                        .build());
-                
+                                new String[] { String.valueOf(file.getFileId()) })
+                                .build());
+

             } else if (fileExists(file.getFileId())) {
             } else if (fileExists(file.getFileId())) {

-                    OCFile oldFile = getFileById(file.getFileId());
-                    if (file.getStoragePath() == null && oldFile.getStoragePath() != null)
-                        file.setStoragePath(oldFile.getStoragePath());
-                    if (!file.isDirectory());
-                        cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
+                OCFile oldFile = getFileById(file.getFileId());
+                if (file.getStoragePath() == null && oldFile.getStoragePath() != null)
+                    file.setStoragePath(oldFile.getStoragePath());
+                
+                if (!file.isDirectory())
+                    cv.put(ProviderTableMeta.FILE_STORAGE_PATH, file.getStoragePath());
+                else {
+                    cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, oldFile.getFileLength());
+                    file.setFileLength(oldFile.getFileLength());
+                }
+                
+                operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
+                        withValues(cv).
+                        withSelection(  ProviderTableMeta._ID + "=?", 
+                                new String[] { String.valueOf(file.getFileId()) })
+                                .build());

 
 

-                    operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
-                            withValues(cv).
-                            withSelection(  ProviderTableMeta._ID + "=?", 
-                                            new String[] { String.valueOf(file.getFileId()) })
-                            .build());
-                    

             } else {
                 operations.add(ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI).withValues(cv).build());
             }
         }
             } else {
                 operations.add(ContentProviderOperation.newInsert(ProviderTableMeta.CONTENT_URI).withValues(cv).build());
             }
         }

-        
+

         // apply operations in batch
         ContentProviderResult[] results = null;
         try {
             if (getContentResolver() != null) {
                 results = getContentResolver().applyBatch(ProviderMeta.AUTHORITY_FILES, operations);
         // apply operations in batch
         ContentProviderResult[] results = null;
         try {
             if (getContentResolver() != null) {
                 results = getContentResolver().applyBatch(ProviderMeta.AUTHORITY_FILES, operations);

-            
+

             } else {
                 results = getContentProvider().applyBatch(operations);
             }
             } else {
                 results = getContentProvider().applyBatch(operations);
             }

-            
+

         } catch (OperationApplicationException e) {
         } catch (OperationApplicationException e) {

-            Log.e(TAG, "Fail to update/insert list of files to database " + e.getMessage());
-            
+            Log_OC.e(TAG, "Fail to update/insert list of files to database " + e.getMessage());
+

         } catch (RemoteException e) {
         } catch (RemoteException e) {

-            Log.e(TAG, "Fail to update/insert list of files to database " + e.getMessage());
+            Log_OC.e(TAG, "Fail to update/insert list of files to database " + e.getMessage());

         }
         }

-        
+

         // update new id in file objects for insertions
         if (results != null) {
             long newId;
         // update new id in file objects for insertions
         if (results != null) {
             long newId;


@@ -268,7 +296,7 @@ public class FileDataStorageManager implements DataStorageManager {
                 if (results[i].uri != null) {
                     newId = Long.parseLong(results[i].uri.getPathSegments().get(1));
                     files.get(i).setFileId(newId);
                 if (results[i].uri != null) {
                     newId = Long.parseLong(results[i].uri.getPathSegments().get(1));
                     files.get(i).setFileId(newId);

-                    //Log.v(TAG, "Found and added id in insertion for " + files.get(i).getRemotePath());
+                    //Log_OC.v(TAG, "Found and added id in insertion for " + files.get(i).getRemotePath());

                 }
             }
         }
                 }
             }
         }


@@ -279,7 +307,7 @@ public class FileDataStorageManager implements DataStorageManager {
         }
 
     }
         }
 
     }

-    
+

     public void setAccount(Account account) {
         mAccount = account;
     }
     public void setAccount(Account account) {
         mAccount = account;
     }


@@ -303,46 +331,56 @@ public class FileDataStorageManager implements DataStorageManager {
     public ContentProviderClient getContentProvider() {
         return mContentProvider;
     }
     public ContentProviderClient getContentProvider() {
         return mContentProvider;
     }

-
+    

     @Override
     public Vector<OCFile> getDirectoryContent(OCFile f) {
     @Override
     public Vector<OCFile> getDirectoryContent(OCFile f) {

-        Vector<OCFile> ret = new Vector<OCFile>();

         if (f != null && f.isDirectory() && f.getFileId() != -1) {
         if (f != null && f.isDirectory() && f.getFileId() != -1) {

+            return getDirectoryContent(f.getFileId());

 
 

-            Uri req_uri = Uri.withAppendedPath(
-                    ProviderTableMeta.CONTENT_URI_DIR,
-                    String.valueOf(f.getFileId()));
-            Cursor c = null;
+        } else {
+            return new Vector<OCFile>();
+        }
+    }

 
 

-            if (getContentProvider() != null) {
-                try {
-                    c = getContentProvider().query(req_uri, null,
-                            ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
-                            new String[] { mAccount.name }, null);
-                } catch (RemoteException e) {
-                    Log.e(TAG, e.getMessage());
-                    return ret;
-                }
-            } else {
-                c = getContentResolver().query(req_uri, null,
-                        ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
-                        new String[] { mAccount.name }, null);
-            }
+    private Vector<OCFile> getDirectoryContent(long parentId) {

 
 

-            if (c.moveToFirst()) {
-                do {
-                    OCFile child = createFileInstance(c);
-                    ret.add(child);
-                } while (c.moveToNext());
+        Vector<OCFile> ret = new Vector<OCFile>();
+
+        Uri req_uri = Uri.withAppendedPath(
+                ProviderTableMeta.CONTENT_URI_DIR,
+                String.valueOf(parentId));
+        Cursor c = null;
+
+        if (getContentProvider() != null) {
+            try {
+                c = getContentProvider().query(req_uri, null, 
+                        ProviderTableMeta.FILE_PARENT + "=?" ,
+                        new String[] { String.valueOf(parentId)}, null);
+            } catch (RemoteException e) {
+                Log_OC.e(TAG, e.getMessage());
+                return ret;

             }
             }

+        } else {
+            c = getContentResolver().query(req_uri, null, 
+                    ProviderTableMeta.FILE_PARENT + "=?" ,
+                    new String[] { String.valueOf(parentId)}, null);
+        }

 
 

-            c.close();
-            
-            Collections.sort(ret);
-            
+        if (c.moveToFirst()) {
+            do {
+                OCFile child = createFileInstance(c);
+                ret.add(child);
+            } while (c.moveToNext());

         }
         }

+
+        c.close();
+
+        Collections.sort(ret);
+

         return ret;
     }
         return ret;
     }

+    
+    

 
     private boolean fileExists(String cmp_key, String value) {
         Cursor c;
 
     private boolean fileExists(String cmp_key, String value) {
         Cursor c;


@@ -353,7 +391,7 @@ public class FileDataStorageManager implements DataStorageManager {
                             cmp_key + "=? AND "
                                     + ProviderTableMeta.FILE_ACCOUNT_OWNER
                                     + "=?",
                             cmp_key + "=? AND "
                                     + ProviderTableMeta.FILE_ACCOUNT_OWNER
                                     + "=?",

-                            new String[] { value, mAccount.name }, null);
+                                    new String[] { value, mAccount.name }, null);

         } else {
             try {
                 c = getContentProvider().query(
         } else {
             try {
                 c = getContentProvider().query(


@@ -361,9 +399,9 @@ public class FileDataStorageManager implements DataStorageManager {
                         null,
                         cmp_key + "=? AND "
                                 + ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
                         null,
                         cmp_key + "=? AND "
                                 + ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",

-                        new String[] { value, mAccount.name }, null);
+                                new String[] { value, mAccount.name }, null);

             } catch (RemoteException e) {
             } catch (RemoteException e) {

-                Log.e(TAG,
+                Log_OC.e(TAG,

                         "Couldn't determine file existance, assuming non existance: "
                                 + e.getMessage());
                 return false;
                         "Couldn't determine file existance, assuming non existance: "
                                 + e.getMessage());
                 return false;


@@ -383,17 +421,17 @@ public class FileDataStorageManager implements DataStorageManager {
                             key + "=? AND "
                                     + ProviderTableMeta.FILE_ACCOUNT_OWNER
                                     + "=?",
                             key + "=? AND "
                                     + ProviderTableMeta.FILE_ACCOUNT_OWNER
                                     + "=?",

-                            new String[] { value, mAccount.name }, null);
+                                    new String[] { value, mAccount.name }, null);

         } else {
             try {
                 c = getContentProvider().query(
                         ProviderTableMeta.CONTENT_URI,
                         null,
                         key + "=? AND " + ProviderTableMeta.FILE_ACCOUNT_OWNER
         } else {
             try {
                 c = getContentProvider().query(
                         ProviderTableMeta.CONTENT_URI,
                         null,
                         key + "=? AND " + ProviderTableMeta.FILE_ACCOUNT_OWNER

-                                + "=?", new String[] { value, mAccount.name },
+                        + "=?", new String[] { value, mAccount.name },

                         null);
             } catch (RemoteException e) {
                         null);
             } catch (RemoteException e) {

-                Log.e(TAG, "Could not get file details: " + e.getMessage());
+                Log_OC.e(TAG, "Could not get file details: " + e.getMessage());

                 c = null;
             }
         }
                 c = null;
             }
         }


@@ -435,26 +473,28 @@ public class FileDataStorageManager implements DataStorageManager {
             file.setLastSyncDateForData(c.getLong(c.
                     getColumnIndex(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA)));
             file.setKeepInSync(c.getInt(
             file.setLastSyncDateForData(c.getLong(c.
                     getColumnIndex(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA)));
             file.setKeepInSync(c.getInt(

-                                c.getColumnIndex(ProviderTableMeta.FILE_KEEP_IN_SYNC)) == 1 ? true : false);
+                    c.getColumnIndex(ProviderTableMeta.FILE_KEEP_IN_SYNC)) == 1 ? true : false);
+            file.setEtag(c.getString(c.getColumnIndex(ProviderTableMeta.FILE_ETAG)));
+                    

         }
         return file;
     }
         }
         return file;
     }

-    
+

     @Override
     public void removeFile(OCFile file, boolean removeLocalCopy) {
         Uri file_uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, ""+file.getFileId());
         if (getContentProvider() != null) {
             try {
                 getContentProvider().delete(file_uri,
     @Override
     public void removeFile(OCFile file, boolean removeLocalCopy) {
         Uri file_uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, ""+file.getFileId());
         if (getContentProvider() != null) {
             try {
                 getContentProvider().delete(file_uri,

-                                            ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
-                                            new String[]{mAccount.name});
+                        ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
+                        new String[]{mAccount.name});

             } catch (RemoteException e) {
                 e.printStackTrace();
             }
         } else {
             getContentResolver().delete(file_uri,
             } catch (RemoteException e) {
                 e.printStackTrace();
             }
         } else {
             getContentResolver().delete(file_uri,

-                                        ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
-                                        new String[]{mAccount.name});
+                    ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
+                    new String[]{mAccount.name});

         }
         if (file.isDown() && removeLocalCopy) {
             new File(file.getStoragePath()).delete();
         }
         if (file.isDown() && removeLocalCopy) {
             new File(file.getStoragePath()).delete();


@@ -465,6 +505,10 @@ public class FileDataStorageManager implements DataStorageManager {
                 f.delete();
             }
         }
                 f.delete();
             }
         }

+        
+        if (file.getFileLength() > 0) {
+            updateSizesToTheRoot(file.getParentId());
+        }

     }
 
     @Override
     }
 
     @Override


@@ -492,10 +536,14 @@ public class FileDataStorageManager implements DataStorageManager {
             if (removeDBData) {
                 removeFile(dir, true);
             }
             if (removeDBData) {
                 removeFile(dir, true);
             }

+            
+            if (dir.getFileLength() > 0) {
+                updateSizesToTheRoot(dir.getParentId());
+            }

         }
     }
         }
     }

-    
-    
+
+

     /**
      * Updates database for a folder that was moved to a different location.
      * 
     /**
      * Updates database for a folder that was moved to a different location.
      * 


@@ -505,24 +553,24 @@ public class FileDataStorageManager implements DataStorageManager {
     @Override
     public void moveDirectory(OCFile dir, String newPath) {
         // TODO check newPath
     @Override
     public void moveDirectory(OCFile dir, String newPath) {
         // TODO check newPath

-        
+

         if (dir != null && dir.isDirectory() && dir.fileExists() && !dir.getFileName().equals(OCFile.PATH_SEPARATOR)) {
             /// 1. get all the descendants of 'dir' in a single QUERY (including 'dir')
             Cursor c = null;
             if (getContentProvider() != null) {
                 try {
                     c = getContentProvider().query(ProviderTableMeta.CONTENT_URI, 
         if (dir != null && dir.isDirectory() && dir.fileExists() && !dir.getFileName().equals(OCFile.PATH_SEPARATOR)) {
             /// 1. get all the descendants of 'dir' in a single QUERY (including 'dir')
             Cursor c = null;
             if (getContentProvider() != null) {
                 try {
                     c = getContentProvider().query(ProviderTableMeta.CONTENT_URI, 

-                                                    null,
-                                                    ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " + ProviderTableMeta.FILE_PATH + " LIKE ?",
-                                                    new String[] { mAccount.name, dir.getRemotePath() + "%" }, null);
+                            null,
+                            ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " + ProviderTableMeta.FILE_PATH + " LIKE ? ",
+                            new String[] { mAccount.name, dir.getRemotePath() + "%"  }, ProviderTableMeta.FILE_PATH + " ASC ");

                 } catch (RemoteException e) {
                 } catch (RemoteException e) {

-                    Log.e(TAG, e.getMessage());
+                    Log_OC.e(TAG, e.getMessage());

                 }
             } else {
                 c = getContentResolver().query(ProviderTableMeta.CONTENT_URI, 
                 }
             } else {
                 c = getContentResolver().query(ProviderTableMeta.CONTENT_URI, 

-                                                null,
-                                                ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " + ProviderTableMeta.FILE_PATH + " LIKE ?",
-                                                new String[] { mAccount.name, dir.getRemotePath() + "%" }, null);
+                        null,
+                        ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " + ProviderTableMeta.FILE_PATH + " LIKE ? ",
+                        new String[] { mAccount.name, dir.getRemotePath() + "%"  }, ProviderTableMeta.FILE_PATH + " ASC ");

             }
 
             /// 2. prepare a batch of update operations to change all the descendants
             }
 
             /// 2. prepare a batch of update operations to change all the descendants


@@ -539,30 +587,30 @@ public class FileDataStorageManager implements DataStorageManager {
                         cv.put(ProviderTableMeta.FILE_STORAGE_PATH, defaultSavePath + newPath + child.getStoragePath().substring(lengthOfOldStoragePath));
                     }
                     operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
                         cv.put(ProviderTableMeta.FILE_STORAGE_PATH, defaultSavePath + newPath + child.getStoragePath().substring(lengthOfOldStoragePath));
                     }
                     operations.add(ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).

-                                                                        withValues(cv).
-                                                                        withSelection(  ProviderTableMeta._ID + "=?", 
-                                                                                new String[] { String.valueOf(child.getFileId()) })
-                                                                                .build());
+                            withValues(cv).
+                            withSelection(  ProviderTableMeta._ID + "=?", 
+                                    new String[] { String.valueOf(child.getFileId()) })
+                                    .build());

                 } while (c.moveToNext());
             }
             c.close();
                 } while (c.moveToNext());
             }
             c.close();

-            
+

             /// 3. apply updates in batch
             try {
                 if (getContentResolver() != null) {
                     getContentResolver().applyBatch(ProviderMeta.AUTHORITY_FILES, operations);
             /// 3. apply updates in batch
             try {
                 if (getContentResolver() != null) {
                     getContentResolver().applyBatch(ProviderMeta.AUTHORITY_FILES, operations);

-                
+

                 } else {
                     getContentProvider().applyBatch(operations);
                 }
                 } else {
                     getContentProvider().applyBatch(operations);
                 }

-                
+

             } catch (OperationApplicationException e) {
             } catch (OperationApplicationException e) {

-                Log.e(TAG, "Fail to update descendants of " + dir.getFileId() + " in database", e);
-                
+                Log_OC.e(TAG, "Fail to update descendants of " + dir.getFileId() + " in database", e);
+

             } catch (RemoteException e) {
             } catch (RemoteException e) {

-                Log.e(TAG, "Fail to update desendants of " + dir.getFileId() + " in database", e);
+                Log_OC.e(TAG, "Fail to update desendants of " + dir.getFileId() + " in database", e);

             }
             }

-            
+

         }
     }
 
         }
     }
 


@@ -583,4 +631,65 @@ public class FileDataStorageManager implements DataStorageManager {
         return ret;
     }
 
         return ret;
     }
 

+    /**
+     * Calculate and save the folderSize on DB
+     * @param id
+     */
+    @Override
+    public void calculateFolderSize(long id) {
+        long folderSize = 0;
+        
+        Vector<OCFile> files = getDirectoryContent(id);
+        
+        for (OCFile f: files)
+        {
+            folderSize = folderSize + f.getFileLength();
+        }
+        
+        updateSize(id, folderSize);
+    }
+
+    /**
+     * Update the size value of an OCFile in DB
+     */
+    private int updateSize(long id, long size) {
+        ContentValues cv = new ContentValues();
+        cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, size);
+        int result = -1;
+        if (getContentResolver() != null) {
+             result = getContentResolver().update(ProviderTableMeta.CONTENT_URI, cv, ProviderTableMeta._ID + "=?", 
+                     new String[] { String.valueOf(id) });
+        } else {
+            try {
+                result = getContentProvider().update(ProviderTableMeta.CONTENT_URI, cv, ProviderTableMeta._ID + "=?", 
+                        new String[] { String.valueOf(id) });
+            } catch (RemoteException e) {
+                Log_OC.e(TAG,"Fail to update size column into database " + e.getMessage());
+            }
+        }
+        return result;
+    }
+
+    /** 
+     * Update the size of a subtree of folder from a file to the root
+     * @param parentId: parent of the file
+     */
+    private void updateSizesToTheRoot(long parentId) {
+        
+        OCFile file; 
+
+        while (parentId != DataStorageManager.ROOT_PARENT_ID) {
+            
+            Log_OC.d(TAG, "parent = " + parentId);
+            // Update the size of the parent
+            calculateFolderSize(parentId);
+            
+            // search the next parent
+            file = getFileById(parentId);            
+            parentId = file.getParentId();
+            
+        }              
+        
+    }
+    

 }
 }