Example usage for android.os FileObserver DELETE

Introduction

In this page you can find the example usage for android.os FileObserver DELETE.

Prototype

int DELETE

To view the source code for android.os FileObserver DELETE.

Click Source Link

Document

Event type: A file was deleted from the monitored directory

Usage

From source file:com.nononsenseapps.filepicker.local.LocalFilePickerFragment.java

/**
 * Get a loader that lists the Files in the current path,
 * and monitors changes.//from  w  ww.  j ava  2 s . c om
 */
@Override
protected Loader<List<FileSystemObjectInterface>> getLoader() {
    return new AsyncTaskLoader<List<FileSystemObjectInterface>>(getActivity()) {
        FileObserver fileObserver;

        @Override
        public List<FileSystemObjectInterface> loadInBackground() {
            ArrayList<FileSystemObjectInterface> files = new ArrayList<FileSystemObjectInterface>();
            File[] listFiles = ((LocalFileSystemObject) currentPath).getFile().listFiles();

            if (listFiles != null) {
                for (java.io.File f : listFiles) {
                    if ((mode == SelectionMode.MODE_FILE || mode == SelectionMode.MODE_FILE_AND_DIR)
                            || f.isDirectory()) {
                        LocalFileSystemObject obj = new LocalFileSystemObject(f);
                        files.add(obj);
                    }
                }
            }
            return files;
        }

        /**
         * Handles a request to start the Loader.
         */
        @Override
        protected void onStartLoading() {
            super.onStartLoading();

            // handle if directory does not exist. Fall back to root.
            if (currentPath == null || !currentPath.isDir()) {
                currentPath = getRoot();
            }

            // Start watching for changes
            fileObserver = new FileObserver(currentPath.getFullPath(), FileObserver.CREATE | FileObserver.DELETE
                    | FileObserver.MOVED_FROM | FileObserver.MOVED_TO) {
                @Override
                public void onEvent(int event, String path) {
                    // Reload
                    onContentChanged();
                }
            };
            fileObserver.startWatching();

            forceLoad();
        }

        /**
         * Handles a request to completely reset the Loader.
         */
        @Override
        protected void onReset() {
            super.onReset();

            // Stop watching
            if (fileObserver != null) {
                fileObserver.stopWatching();
                fileObserver = null;
            }
        }
    };
}

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From source file:org.arakhne.afc.ui.android.filechooser.AsyncFileLoader.java

/**
 * {@inheritDoc}//www . j  a va  2 s.  c o  m
 */
@Override
protected void onStartLoading() {
    // A list is already available. Publish it.
    if (this.discoveredFiles != null)
        deliverResult(this.discoveredFiles);

    if (this.fileObserver == null) {
        this.fileObserver = new FileObserver(this.path.getAbsolutePath(),
                FileObserver.CREATE | FileObserver.DELETE | FileObserver.DELETE_SELF | FileObserver.MOVED_FROM
                        | FileObserver.MOVED_TO | FileObserver.MODIFY | FileObserver.MOVE_SELF) {
            @Override
            public void onEvent(int event, String path) {
                onContentChanged();
            }
        };
    }
    this.fileObserver.startWatching();

    if (takeContentChanged() || this.discoveredFiles == null)
        forceLoad();
}

---

From source file:org.ado.minesync.minecraft.MinecraftWorldObserver.java

private String getFileAction(int event) {
    String fileAction = null;//from  ww  w. j  a  va2 s.  c  om
    switch (event) {
    case FileObserver.ACCESS:
        fileAction = "ACCESS";
        break;
    case FileObserver.ALL_EVENTS:
        fileAction = "ALL_EVENTS";
        break;
    case FileObserver.ATTRIB:
        fileAction = "ATTRIB";
        break;
    case FileObserver.CLOSE_NOWRITE:
        fileAction = "CLOSE_NOWRITE";
        break;
    case FileObserver.CLOSE_WRITE:
        fileAction = "CLOSE_WRITE";
        break;
    case FileObserver.CREATE:
        fileAction = "CREATE";
        break;
    case FileObserver.DELETE:
        fileAction = "DELETE";
        break;
    case FileObserver.DELETE_SELF:
        fileAction = "DELETE_SELF";
        break;
    case FileObserver.MODIFY:
        fileAction = "MODIFY";
        break;
    case FileObserver.MOVE_SELF:
        fileAction = "MOVE_SELF";
        break;
    case FileObserver.MOVED_FROM:
        fileAction = "MOVED_FROM";
        break;
    case FileObserver.MOVED_TO:
        fileAction = "MOVED_TO";
        break;
    case FileObserver.OPEN:
        fileAction = "OPEN";
        break;
    }
    return fileAction;
}

---

From source file:org.protocoder.MainActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_forfragments);
    c = this;// w  ww  .j av a  2s .  c o m

    // Create the action bar programmatically

    if (!isWear()) {

        Toolbar toolbar = (Toolbar) findViewById(R.id.my_awesome_toolbar);
        setSupportActionBar(toolbar);

        //ActionBar actionBar = getSupportActionBar();
        //actionBar.setHomeButtonEnabled(true);
    }
    mProtocoder = Protocoder.getInstance(this);
    mProtocoder.init();

    /*
     *  Views
     */

    if (savedInstanceState == null) {
        addFragments();
    } else {
        mProtocoder.protoScripts.reinitScriptList();
    }

    // Check when a file is changed in the protocoder dir
    observer = new FileObserver(ProjectManager.FOLDER_USER_PROJECTS,
            FileObserver.CREATE | FileObserver.DELETE) {

        @Override
        public void onEvent(int event, String file) {
            if ((FileObserver.CREATE & event) != 0) {

                MLog.d(TAG, "File created [" + ProjectManager.FOLDER_USER_PROJECTS + "/" + file + "]");

                // check if its a "create" and not equal to probe because
                // thats created every time camera is
                // launched
            } else if ((FileObserver.DELETE & event) != 0) {
                MLog.d(TAG, "File deleted [" + ProjectManager.FOLDER_USER_PROJECTS + "/" + file + "]");

            }
        }
    };

    connectivityChangeReceiver = new ConnectivityChangeReceiver();

}

---

From source file:com.ihelp101.instagram.FilePickerFragment.java

/**
 * Get a loader that lists the Files in the current path,
 * and monitors changes.//  w w w.  ja  va 2  s  .c  om
 */
@Override
public Loader<SortedList<File>> getLoader() {
    return new AsyncTaskLoader<SortedList<File>>(getActivity()) {

        FileObserver fileObserver;

        @Override
        public SortedList<File> loadInBackground() {
            File[] listFiles = mCurrentPath.listFiles();
            final int initCap = listFiles == null ? 0 : listFiles.length;

            SortedList<File> files = new SortedList<>(File.class,
                    new SortedListAdapterCallback<File>(getDummyAdapter()) {
                        @Override
                        public int compare(File lhs, File rhs) {
                            return compareFiles(lhs, rhs);
                        }

                        @Override
                        public boolean areContentsTheSame(File file, File file2) {
                            return file.getAbsolutePath().equals(file2.getAbsolutePath())
                                    && (file.isFile() == file2.isFile());
                        }

                        @Override
                        public boolean areItemsTheSame(File file, File file2) {
                            return areContentsTheSame(file, file2);
                        }
                    }, initCap);

            files.beginBatchedUpdates();
            if (listFiles != null) {
                for (File f : listFiles) {
                    if (isItemVisible(f)) {
                        files.add(f);
                    }
                }
            }
            files.endBatchedUpdates();

            return files;
        }

        /**
         * Handles a request to start the Loader.
         */
        @Override
        protected void onStartLoading() {
            super.onStartLoading();

            // handle if directory does not exist. Fall back to root.
            if (mCurrentPath == null || !mCurrentPath.isDirectory()) {
                mCurrentPath = getRoot();
            }

            // Start watching for changes
            fileObserver = new FileObserver(mCurrentPath.getPath(), FileObserver.CREATE | FileObserver.DELETE
                    | FileObserver.MOVED_FROM | FileObserver.MOVED_TO) {

                @Override
                public void onEvent(int event, String path) {
                    // Reload
                    onContentChanged();
                }
            };
            fileObserver.startWatching();

            forceLoad();
        }

        /**
         * Handles a request to completely reset the Loader.
         */
        @Override
        protected void onReset() {
            super.onReset();

            // Stop watching
            if (fileObserver != null) {
                fileObserver.stopWatching();
                fileObserver = null;
            }
        }
    };
}

---

From source file:com.home.young.filepicker.FilePickerFragment.java

/**
 * Get a loader that lists the Files in the current path,
 * and monitors changes.//  w w  w .j a  v a  2  s.  c o m
 */
@NonNull
@Override
public Loader<SortedList<File>> getLoader() {
    return new AsyncTaskLoader<SortedList<File>>(getActivity()) {

        FileObserver fileObserver;

        @Override
        public SortedList<File> loadInBackground() {
            File[] listFiles = mCurrentPath.listFiles();
            final int initCap = listFiles == null ? 0 : listFiles.length;

            SortedList<File> files = new SortedList<>(File.class,
                    new SortedListAdapterCallback<File>(getDummyAdapter()) {
                        @Override
                        public int compare(File lhs, File rhs) {
                            return compareFiles(lhs, rhs);
                        }

                        @Override
                        public boolean areContentsTheSame(File file, File file2) {
                            return file.getAbsolutePath().equals(file2.getAbsolutePath())
                                    && (file.isFile() == file2.isFile());
                        }

                        @Override
                        public boolean areItemsTheSame(File file, File file2) {
                            return areContentsTheSame(file, file2);
                        }
                    }, initCap);

            files.beginBatchedUpdates();
            if (listFiles != null) {
                for (java.io.File f : listFiles) {
                    if (isItemVisible(f)) {
                        files.add(f);
                    }
                }
            }
            files.endBatchedUpdates();

            return files;
        }

        /**
         * Handles a request to start the Loader.
         */
        @Override
        protected void onStartLoading() {
            super.onStartLoading();

            // handle if directory does not exist. Fall back to root.
            if (mCurrentPath == null || !mCurrentPath.isDirectory()) {
                mCurrentPath = getRoot();
            }

            // Start watching for changes
            fileObserver = new FileObserver(mCurrentPath.getPath(), FileObserver.CREATE | FileObserver.DELETE
                    | FileObserver.MOVED_FROM | FileObserver.MOVED_TO) {

                @Override
                public void onEvent(int event, String path) {
                    // Reload
                    onContentChanged();
                }
            };
            fileObserver.startWatching();

            forceLoad();
        }

        /**
         * Handles a request to completely reset the Loader.
         */
        @Override
        protected void onReset() {
            super.onReset();

            // Stop watching
            if (fileObserver != null) {
                fileObserver.stopWatching();
                fileObserver = null;
            }
        }
    };
}

---

From source file:cn.tycoon.lighttrans.fileManager.FilePickerFragment.java

/**
 * Get a loader that lists the Files in the current path,
 * and monitors changes./*from   ww w.  j av a 2 s .c  om*/
 */
@Override
public Loader<SortedList<File>> getLoader() {
    return new AsyncTaskLoader<SortedList<File>>(getActivity()) {

        FileObserver fileObserver;

        @Override
        public SortedList<File> loadInBackground() {
            File[] listFiles = mCurrentPath.listFiles();
            final int initCap = listFiles == null ? 0 : listFiles.length;

            SortedList<File> files = new SortedList<>(File.class,
                    new SortedListAdapterCallback<File>(getDummyAdapter()) {
                        @Override
                        public int compare(File lhs, File rhs) {
                            return compareFiles(lhs, rhs);
                        }

                        @Override
                        public boolean areContentsTheSame(File file, File file2) {
                            return file.getAbsolutePath().equals(file2.getAbsolutePath())
                                    && (file.isFile() == file2.isFile());
                        }

                        @Override
                        public boolean areItemsTheSame(File file, File file2) {
                            return areContentsTheSame(file, file2);
                        }
                    }, initCap);

            files.beginBatchedUpdates();
            if (listFiles != null) {
                for (java.io.File f : listFiles) {
                    //if (isItemVisible(f)) {
                    files.add(f);
                    //}
                }
            }
            files.endBatchedUpdates();

            return files;
        }

        /**
         * Handles a request to start the Loader.
         */
        @Override
        protected void onStartLoading() {
            super.onStartLoading();

            // handle if directory does not exist. Fall back to root.
            if (mCurrentPath == null || !mCurrentPath.isDirectory()) {
                mCurrentPath = getRoot();
            }

            // Start watching for changes
            fileObserver = new FileObserver(mCurrentPath.getPath(), FileObserver.CREATE | FileObserver.DELETE
                    | FileObserver.MOVED_FROM | FileObserver.MOVED_TO) {

                @Override
                public void onEvent(int event, String path) {
                    // Reload
                    onContentChanged();
                }
            };
            fileObserver.startWatching();

            forceLoad();
        }

        /**
         * Handles a request to completely reset the Loader.
         */
        @Override
        protected void onReset() {
            super.onReset();

            // Stop watching
            if (fileObserver != null) {
                fileObserver.stopWatching();
                fileObserver = null;
            }
        }
    };
}

---

From source file:com.lovejoy777sarootool.rootool.fragments.BrowserFragment.java

@Override
public void onEvent(int event, String path) {
    // this will automatically update the directory when an action like this
    // will be performed
    switch (event & FileObserver.ALL_EVENTS) {
    case FileObserver.CREATE:
    case FileObserver.CLOSE_WRITE:
    case FileObserver.MOVE_SELF:
    case FileObserver.MOVED_TO:
    case FileObserver.MOVED_FROM:
    case FileObserver.ATTRIB:
    case FileObserver.DELETE:
    case FileObserver.DELETE_SELF:
        sHandler.removeCallbacks(mLastRunnable);
        sHandler.post(mLastRunnable = new NavigateRunnable(path));
        break;//from   ww w.  ja  v  a 2s  .co  m
    }
}

---

From source file:com.docd.purefm.adapters.BrowserBaseAdapter.java

/**
 * {@link android.os.FileObserver} event that should be ran only on UI thread
 *
 * @param event The type of event which happened
 * @param file The modified file, relative to the main monitored file or directory,
 *             of the file or directory which triggered the event
 *///w w  w  . j a  v  a2s .c om
void onEventUIThread(final int event, @NonNull final GenericFile file) {
    switch (event & FileObserver.ALL_EVENTS) {
    case FileObserver.CREATE:
        //Do nothing. The event is handled in Browser
        break;

    case FileObserver.DELETE:
    case FileObserver.DELETE_SELF:
    case FileObserver.MOVED_FROM:
        onFileDeleted(file);
        break;

    default:
        onFileModified(file);
        break;
    }
}

---

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