fix crash when deleting used account

[pub/Android/ownCloud.git] / src / eu / alefzero / owncloud / datamodel / OCFile.java

diff --git a/src/eu/alefzero/owncloud/datamodel/OCFile.java b/src/eu/alefzero/owncloud/datamodel/OCFile.java
index 57853c4..b9be3ad 100644 (file)
--- a/src/eu/alefzero/owncloud/datamodel/OCFile.java
+++ b/src/eu/alefzero/owncloud/datamodel/OCFile.java
@@ -19,259 +19,238 @@
 package eu.alefzero.owncloud.datamodel;
 
 import java.io.File;
 package eu.alefzero.owncloud.datamodel;
 
 import java.io.File;

-import java.util.Vector;
-
-import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;
-import android.accounts.Account;
-import android.content.ContentProviderClient;
-import android.content.ContentResolver;
-import android.content.ContentValues;
-import android.database.Cursor;
-import android.net.Uri;
-import android.os.RemoteException;
-import android.util.Log;

 
 public class OCFile {
 
 public class OCFile {

-  private static String TAG = "OCFile";

 
 

-  private long id_;
-  private long parent_id_;
-  private long length_;
-  private long creation_timestamp_;
-  private long modified_timestamp_;
-  private String path_;
-  private String storage_path_;
-  private String mimetype_;
+       private long id;
+       private long parentId;
+       private long length;
+       private long creationTimestamp;
+       private long modifiedTimestamp;
+       private String remotePath;
+       private String localPath;
+       private String mimeType;
+       private boolean needsUpdating;

 
 

-  private ContentResolver cr_;
-  private ContentProviderClient cp_;
-  private Account account_;
+       /**
+        * Create new {@link OCFile} with given path
+        * 
+        * @param path The remote path of the file
+        */
+       public OCFile(String path) {
+         resetData();
+         needsUpdating = false;
+               remotePath = path;
+       }

 
 

-  public static OCFile createNewFile(ContentProviderClient cr, Account account,
-      String path, long length, long creation_timestamp,
-      long modified_timestamp, String mimetype, long parent_id) {
-    OCFile new_file = new OCFile(cr, account);
+       /**
+        * Gets the ID of the file
+        * 
+        * @return the file ID
+        */
+       public long getFileId() {
+               return id;
+       }

 
 

-    try {
-      Cursor c = new_file.cp_.query(ProviderTableMeta.CONTENT_URI_FILE, null,
-          ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND "
-              + ProviderTableMeta.FILE_PATH + "=?", new String[]{new_file.account_.name,
-              path}, null);
-      if (c.moveToFirst())
-        new_file.setFileData(c);
-      c.close();
-    } catch (RemoteException e) {
-      Log.e(TAG, e.getMessage());
-    }
+       /**
+        * Returns the path of the file
+        * 
+        * @return The path
+        */
+       public String getPath() {
+               return remotePath;
+       }

 
 

-    new_file.path_ = path;
-    new_file.length_ = length;
-    new_file.creation_timestamp_ = creation_timestamp;
-    new_file.modified_timestamp_ = modified_timestamp;
-    new_file.mimetype_ = mimetype;
-    new_file.parent_id_ = parent_id;
+       /**
+        * Can be used to check, whether or not this file exists in the database
+        * already
+        * 
+        * @return true, if the file exists in the database
+        */
+       public boolean fileExists() {
+               return id != -1;
+       }

 
 

-    return new_file;
-  }
+       /**
+        * Use this to find out if this file is a Directory
+        * 
+        * @return true if it is a directory
+        */
+       public boolean isDirectory() {
+               return mimeType != null && mimeType.equals("DIR");
+       }

 
 

-  public OCFile(ContentResolver cr, Account account, long id) {
-    cr_ = cr;
-    account_ = account;
-    Cursor c = cr_.query(ProviderTableMeta.CONTENT_URI_FILE, null,
-        ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND "
-            + ProviderTableMeta._ID + "=?",
-        new String[]{account_.name, String.valueOf(id)}, null);
-    if (c.moveToFirst())
-      setFileData(c);
-  }
+       /**
+        * Use this to check if this file is available locally
+        * 
+        * @return true if it is
+        */
+       public boolean isDownloaded() {
+               return localPath != null || localPath.equals("");
+       }

 
 

-  public OCFile(ContentResolver cr, Account account, String path) {
-    cr_ = cr;
-    account_ = account;
-    
-    Cursor c = cr_.query(ProviderTableMeta.CONTENT_URI_FILE, null,
-        ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND "
-            + ProviderTableMeta.FILE_PATH + "=?", new String[]{account_.name,
-            path}, null);
-    if (c.moveToFirst()) {
-      setFileData(c);
-      if (path_ != null)
-        path_ = path;
-    }
-  }
+       /**
+        * The path, where the file is stored locally
+        * 
+        * @return The local path to the file
+        */
+       public String getStoragePath() {
+               return localPath;
+       }

 
 

-  public long getFileId() {
-    return id_;
-  }
+       /**
+        * Can be used to set the path where the file is stored
+        * 
+        * @param storage_path
+        *            to set
+        */
+       public void setStoragePath(String storage_path) {
+               localPath = storage_path;
+       }

 
 

-  public String getPath() {
-    return path_;
-  }
+       /**
+        * Get a UNIX timestamp of the file creation time
+        * 
+        * @return A UNIX timestamp of the time that file was created
+        */
+       public long getCreationTimestamp() {
+               return creationTimestamp;
+       }

 
 

-  public boolean fileExtist() {
-    return id_ != -1;
-  }
+       /**
+        * Set a UNIX timestamp of the time the file was created
+        * 
+        * @param creation_timestamp
+        *            to set
+        */
+       public void setCreationTimestamp(long creation_timestamp) {
+               creationTimestamp = creation_timestamp;
+       }

 
 

-  public boolean isDirectory() {
-    return mimetype_ != null && mimetype_.equals("DIR");
-  }
+       /**
+        * Get a UNIX timestamp of the file modification time
+        * 
+        * @return A UNIX timestamp of the modification time
+        */
+       public long getModificationTimestamp() {
+               return modifiedTimestamp;
+       }

 
 

-  public boolean isDownloaded() {
-    return storage_path_ != null;
-  }
+       /**
+        * Set a UNIX timestamp of the time the time the file was modified.
+        * 
+        * @param modification_timestamp
+        *            to set
+        */
+       public void setModificationTimestamp(long modification_timestamp) {
+               modifiedTimestamp = modification_timestamp;
+       }

 
 

-  public String getStoragePath() {
-    return storage_path_;
-  }
-  public void setStoragePath(String storage_path) {
-    storage_path_ = storage_path;
-  }
+       /**
+        * Returns the filename and "/" for the root directory
+        * 
+        * @return The name of the file
+        */
+       public String getFileName() {
+               if (remotePath != null) {
+                       File f = new File(remotePath);
+                       return f.getName().equals("") ? "/" : f.getName();
+               }
+               return null;
+       }

 
 

-  public long getCreationTimestamp() {
-    return creation_timestamp_;
-  }
-  public void setCreationTimestamp(long creation_timestamp) {
-    creation_timestamp_ = creation_timestamp;
-  }
+       /**
+        * Can be used to get the Mimetype
+        * 
+        * @return the Mimetype as a String
+        */
+       public String getMimetype() {
+               return mimeType;
+       }

 
 

-  public long getModificationTimestamp() {
-    return modified_timestamp_;
-  }
-  public void setModificationTimestamp(long modification_timestamp) {
-    modified_timestamp_ = modification_timestamp;
-  }
+       /**
+        * Adds a file to this directory. If this file is not a directory, an
+        * exception gets thrown.
+        * 
+        * @param file to add
+        * @throws IllegalStateException if you try to add a something and this is not a directory
+        */
+       public void addFile(OCFile file) throws IllegalStateException {
+               if (isDirectory()) {
+                       file.parentId = id;
+                       needsUpdating = true;
+                       return;
+               }
+               throw new IllegalStateException("This is not a directory where you can add stuff to!");
+       }

 
 

-  public String getFileName() {
-    if (path_ != null) {
-      File f = new File(path_);
-      return f.getName().equals("") ? "/" : f.getName();
-    }
-    return null;
-  }
+       /**
+        * Used internally. Reset all file properties
+        */
+       private void resetData() {
+               id = -1;
+               remotePath = null;
+               parentId = 0;
+               localPath = null;
+               mimeType = null;
+               length = 0;
+               creationTimestamp = 0;
+               modifiedTimestamp = 0;
+       }

 
 

-  public String getMimetype() {
-    return mimetype_;
+       /**
+        * Sets the ID of the file
+        * @param file_id to set
+        */
+       public void setFileId(long file_id) {
+         id = file_id;
+       }
+       
+       /**
+        * Sets the Mime-Type of the 
+        * @param mimetype to set
+        */
+       public void setMimetype(String mimetype) {
+         mimeType = mimetype;
+       }
+       
+       /**
+        * Sets the ID of the parent folder
+        * @param parent_id to set
+        */
+       public void setParentId(long parent_id) {
+         parentId = parent_id;
+       }
+       
+       /**
+        * Sets the file size in bytes
+        * @param file_len to set
+        */
+       public void setFileLength(long file_len) {
+         length = file_len;
+       }
+       
+       /**
+        * Returns the size of the file in bytes
+        * @return The filesize in bytes
+        */
+  public long getFileLength() {
+    return length;

   }
   
   }
   

-  public void save() {
-    ContentValues cv = new ContentValues();
-    cv.put(ProviderTableMeta.FILE_MODIFIED, modified_timestamp_);
-    cv.put(ProviderTableMeta.FILE_CREATION, creation_timestamp_);
-    cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, length_);
-    cv.put(ProviderTableMeta.FILE_CONTENT_TYPE, mimetype_);
-    cv.put(ProviderTableMeta.FILE_NAME, getFileName());
-    if (parent_id_ != 0)
-      cv.put(ProviderTableMeta.FILE_PARENT, parent_id_);
-    cv.put(ProviderTableMeta.FILE_PATH, path_);
-    cv.put(ProviderTableMeta.FILE_STORAGE_PATH, storage_path_);
-    cv.put(ProviderTableMeta.FILE_ACCOUNT_OWNER, account_.name);
-
-    if (fileExtist()) {
-      if (cp_ != null) {
-        try {
-          cp_.update(ProviderTableMeta.CONTENT_URI, cv, ProviderTableMeta._ID
-              + "=?", new String[]{String.valueOf(id_)});
-        } catch (RemoteException e) {
-          Log.e(TAG, e.getMessage());
-          return;
-        }
-      } else {
-        cr_.update(ProviderTableMeta.CONTENT_URI, cv, ProviderTableMeta._ID
-            + "=?", new String[]{String.valueOf(id_)});
-      }
-    } else {
-      Uri new_entry = null;
-      if (cp_ != null) { 
-        try {
-          new_entry = cp_.insert(ProviderTableMeta.CONTENT_URI_FILE, cv);
-        } catch (RemoteException e) { 
-          Log.e(TAG, e.getMessage());
-          id_ = -1;
-          return;
-        }
-      } else {
-        new_entry = cr_.insert(ProviderTableMeta.CONTENT_URI_FILE, cv);
-      }
-      try {
-        String p = new_entry.getEncodedPath();
-        id_ = Integer.parseInt(p.substring(p.lastIndexOf('/')+1));
-      }  catch (NumberFormatException e) {
-        Log.e(TAG, "Can't retrieve file id from uri: " + new_entry.toString()
-            + ", reason: " + e.getMessage());
-        id_ = -1;
-      }
-    }
-  }
-
-  public Vector<OCFile> getDirectoryContent() {
-    if (isDirectory() && id_ != -1) {
-      Vector<OCFile> ret = new Vector<OCFile>();
-
-      Uri req_uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR,
-          String.valueOf(id_));
-      Cursor c = null;
-      if (cp_ != null) {
-        try {
-          c = cp_.query(req_uri, null, null, null, null);
-        } catch (RemoteException e) {
-          Log.e(TAG, e.getMessage());
-          return ret;
-        }
-      } else {
-        c = cr_.query(req_uri, null, null, null, null);
-      }
-
-      if (c.moveToFirst())
-        do {
-          OCFile child = new OCFile(cp_, account_);
-          child.setFileData(c);
-          ret.add(child);
-        } while (c.moveToNext());
-
-      c.close();
-      return ret;
-    }
-    return null;
+  /**
+   * Returns the ID of the parent Folder
+   * @return The ID
+   */
+  public long getParentId() {
+    return parentId;

   }
   }

-
-  public void addFile(OCFile file) {
-    file.parent_id_ = id_;
-    file.save();
-  }
-
-  private OCFile(ContentProviderClient cp, Account account) {
-    account_ = account;
-    cp_ = cp;
-    resetData();
-  }
-
-  private void resetData() {
-    id_ = -1;
-    path_ = null;
-    parent_id_ = 0;
-    storage_path_ = null;
-    mimetype_ = null;
-    length_ = 0;
-    creation_timestamp_ = 0;
-    modified_timestamp_ = 0;
-  }
-
-  private void setFileData(Cursor c) {
-    resetData();
-    if (c != null) {
-      id_ = c.getLong(c.getColumnIndex(ProviderTableMeta._ID));
-      path_ = c.getString(c.getColumnIndex(ProviderTableMeta.FILE_PATH));
-      parent_id_ = c.getLong(c.getColumnIndex(ProviderTableMeta.FILE_PARENT));
-      storage_path_ = c.getString(c
-          .getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH));
-      mimetype_ = c.getString(c
-          .getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE));
-      length_ = c.getLong(c
-          .getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH));
-      creation_timestamp_ = c.getLong(c
-          .getColumnIndex(ProviderTableMeta.FILE_CREATION));
-      modified_timestamp_ = c.getLong(c
-          .getColumnIndex(ProviderTableMeta.FILE_MODIFIED));
-    }
+  
+  /**
+   * Check, if this file needs updating
+   * @return
+   */
+  public boolean needsUpdatingWhileSaving() {
+    return needsUpdating;

   }
 }
   }
 }