Examples with Nullable android.support.annotation.Nullable used on opensource projects

Example 96 with Nullable

use of android.support.annotation.Nullable in project GalleryFinal by pengjianbo.

the class CropUtil method getFromMediaUriPfd.

@Nullable
private static File getFromMediaUriPfd(Context context, ContentResolver resolver, Uri uri) {
    if (uri == null)
        return null;
    FileInputStream input = null;
    FileOutputStream output = null;
    try {
        ParcelFileDescriptor pfd = resolver.openFileDescriptor(uri, "r");
        FileDescriptor fd = pfd.getFileDescriptor();
        input = new FileInputStream(fd);
        String tempFilename = getTempFilename(context);
        output = new FileOutputStream(tempFilename);
        int read;
        byte[] bytes = new byte[4096];
        while ((read = input.read(bytes)) != -1) {
            output.write(bytes, 0, read);
        }
        return new File(tempFilename);
    } catch (IOException ignored) {
    // Nothing we can do
    } finally {
        closeSilently(input);
        closeSilently(output);
    }
    return null;
}

Example 97 with Nullable

use of android.support.annotation.Nullable in project storio by pushtorefresh.

the class DefaultStorIOContentResolverTest method getTypeMappingFinder.

@Nullable
private static TypeMappingFinder getTypeMappingFinder(@NonNull DefaultStorIOContentResolver storIOContentResolver) throws NoSuchFieldException, IllegalAccessException {
    Field field = DefaultStorIOContentResolver.LowLevelImpl.class.getDeclaredField("typeMappingFinder");
    field.setAccessible(true);
    return (TypeMappingFinder) field.get(storIOContentResolver.lowLevel());
}

Example 98 with Nullable

use of android.support.annotation.Nullable in project storio by pushtorefresh.

the class PreparedGetObject method executeAsBlocking.

/**
     * Executes Prepared Operation immediately in current thread.
     * <p>
     * Notice: This is blocking I/O operation that should not be executed on the Main Thread,
     * it can cause ANR (Activity Not Responding dialog), block the UI and drop animations frames.
     * So please, call this method on some background thread. See {@link WorkerThread}.
     *
     *  @return single instance of mapped result. Can be {@code null}, if no items are found.
     */
@SuppressWarnings({ "ConstantConditions", "NullableProblems" })
@WorkerThread
@Nullable
@Override
public T executeAsBlocking() {
    try {
        final GetResolver<T> getResolver;
        if (explicitGetResolver != null) {
            getResolver = explicitGetResolver;
        } else {
            final ContentResolverTypeMapping<T> typeMapping = storIOContentResolver.lowLevel().typeMapping(type);
            if (typeMapping == null) {
                throw new IllegalStateException("This type does not have type mapping: " + "type = " + type + "," + "ContentProvider was not touched by this operation, please add type mapping for this type");
            }
            getResolver = typeMapping.getResolver();
        }
        final Cursor cursor = getResolver.performGet(storIOContentResolver, query);
        try {
            final int count = cursor.getCount();
            if (count == 0) {
                return null;
            }
            cursor.moveToFirst();
            return getResolver.mapFromCursor(cursor);
        } finally {
            cursor.close();
        }
    } catch (Exception exception) {
        throw new StorIOException("Error has occurred during Get operation. query = " + query, exception);
    }
}

Example 99 with Nullable

use of android.support.annotation.Nullable in project storio by pushtorefresh.

the class PreparedGetObject method executeAsBlocking.

/**
     * Executes Get Operation immediately in current thread.
     * <p>
     * Notice: This is blocking I/O operation that should not be executed on the Main Thread,
     * it can cause ANR (Activity Not Responding dialog), block the UI and drop animations frames.
     * So please, call this method on some background thread. See {@link WorkerThread}.
     *
     * @return single instance of mapped result. Can be {@code null}, if no items are found.
     */
@Nullable
@SuppressWarnings({ "ConstantConditions", "NullableProblems" })
@WorkerThread
public T executeAsBlocking() {
    try {
        final GetResolver<T> getResolver;
        if (explicitGetResolver != null) {
            getResolver = explicitGetResolver;
        } else {
            final SQLiteTypeMapping<T> typeMapping = storIOSQLite.lowLevel().typeMapping(type);
            if (typeMapping == null) {
                throw new IllegalStateException("This type does not have type mapping: " + "type = " + type + "," + "db was not touched by this operation, please add type mapping for this type");
            }
            getResolver = typeMapping.getResolver();
        }
        final Cursor cursor;
        if (query != null) {
            cursor = getResolver.performGet(storIOSQLite, query);
        } else if (rawQuery != null) {
            cursor = getResolver.performGet(storIOSQLite, rawQuery);
        } else {
            throw new IllegalStateException("Please specify query");
        }
        try {
            final int count = cursor.getCount();
            if (count == 0) {
                return null;
            }
            cursor.moveToNext();
            return getResolver.mapFromCursor(cursor);
        } finally {
            cursor.close();
        }
    } catch (Exception exception) {
        throw new StorIOException("Error has occurred during Get operation. query = " + (query != null ? query : rawQuery), exception);
    }
}

Example 100 with Nullable

use of android.support.annotation.Nullable in project RxJavaSamples by rengwuxian.

the class ElementaryFragment method onCreateView.

@Nullable
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_elementary, container, false);
    ButterKnife.bind(this, view);
    gridRv.setLayoutManager(new GridLayoutManager(getActivity(), 2));
    gridRv.setAdapter(adapter);
    swipeRefreshLayout.setColorSchemeColors(Color.BLUE, Color.GREEN, Color.RED, Color.YELLOW);
    swipeRefreshLayout.setEnabled(false);
    return view;
}