Example usage for android.content Context getContentResolver

List of usage examples for android.content Context getContentResolver

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Introduction

In this page you can find the example usage for android.content Context getContentResolver.

Prototype

public abstract ContentResolver getContentResolver();

Source Link

Document

Return a ContentResolver instance for your application's package.

Usage

From source file:Main.java

public static String getDeviceId(Context context) {

    if (deviceId == null) {

        TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);

        String tmDevice, tmSerial, tmPhone, androidId;
        tmDevice = "" + tm.getDeviceId();
        tmSerial = "" + tm.getSimSerialNumber();
        androidId = "" + android.provider.Settings.Secure.getString(context.getContentResolver(),
                android.provider.Settings.Secure.ANDROID_ID);

        UUID deviceUuid = new UUID(androidId.hashCode(),
                ((long) tmDevice.hashCode() << 32) | tmSerial.hashCode());
        deviceId = deviceUuid.toString();

        System.err.println(deviceId);
    }/*  w  ww . ja va2s.c  o m*/
    return deviceId;
}

From source file:Main.java

public static void singleBroadcast(Context context, String filepath) {
    final int DIR_FORMAT = 0x3001; // directory
    Uri MediaUri = MediaStore.Files.getContentUri("external");
    ContentValues values = new ContentValues();
    values.put(MediaStore.MediaColumns.DATA, filepath);
    values.put("format", DIR_FORMAT);
    values.put(MediaStore.MediaColumns.DATE_MODIFIED, System.currentTimeMillis() / 1000);
    context.getContentResolver().insert(MediaUri, values);
}

From source file:hobby.wei.c.phone.Network.java

@SuppressWarnings("deprecation")
public static void setAirplaneMode(Context context, boolean on) {
    Settings.System.putInt(context.getContentResolver(), Settings.System.AIRPLANE_MODE_ON, on ? 1 : 0);
}

From source file:Main.java

/**
 * Handles V19 and up uri's/* w  w w. j a va2s  . c o  m*/
 * @param context
 * @param contentUri
 * @return path
 */
@TargetApi(Build.VERSION_CODES.KITKAT)
private static String getPathForV19AndUp(Context context, Uri contentUri) {
    String wholeID = DocumentsContract.getDocumentId(contentUri);

    // Split at colon, use second item in the array
    String id = wholeID.split(":")[1];
    String[] column = { MediaStore.Images.Media.DATA };

    // where id is equal to
    String sel = MediaStore.Images.Media._ID + "=?";
    Cursor cursor = context.getContentResolver().query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, column,
            sel, new String[] { id }, null);

    String filePath = "";
    int columnIndex = cursor.getColumnIndex(column[0]);
    if (cursor.moveToFirst()) {
        filePath = cursor.getString(columnIndex);
    }

    cursor.close();
    return filePath;
}

From source file:Main.java

public static Bitmap getArtworkQuick(Context context, long album_id, int w, int h) {
    // NOTE: There is in fact a 1 pixel border on the right side in the
    // ImageView/*from  ww  w.ja  v a2  s  .c  o m*/
    // used to display this drawable. Take it into account now, so we don't
    // have to
    // scale later.
    w -= 1;
    ContentResolver res = context.getContentResolver();
    Uri uri = ContentUris.withAppendedId(sArtworkUri, album_id);
    if (uri != null) {
        ParcelFileDescriptor fd = null;
        try {
            fd = res.openFileDescriptor(uri, "r");
            int sampleSize = 1;

            // Compute the closest power-of-two scale factor
            // and pass that to sBitmapOptionsCache.inSampleSize, which will
            // result in faster decoding and better quality
            sBitmapOptionsCache.inJustDecodeBounds = true;
            BitmapFactory.decodeFileDescriptor(fd.getFileDescriptor(), null, sBitmapOptionsCache);
            int nextWidth = sBitmapOptionsCache.outWidth >> 1;
            int nextHeight = sBitmapOptionsCache.outHeight >> 1;
            while (nextWidth > w && nextHeight > h) {
                sampleSize <<= 1;
                nextWidth >>= 1;
                nextHeight >>= 1;
            }

            sBitmapOptionsCache.inSampleSize = sampleSize;
            sBitmapOptionsCache.inJustDecodeBounds = false;
            Bitmap b = BitmapFactory.decodeFileDescriptor(fd.getFileDescriptor(), null, sBitmapOptionsCache);

            if (b != null) {
                // finally rescale to exactly the size we need
                if (sBitmapOptionsCache.outWidth != w || sBitmapOptionsCache.outHeight != h) {
                    Bitmap tmp = Bitmap.createScaledBitmap(b, w, h, true);
                    // Bitmap.createScaledBitmap() can return the same
                    // bitmap
                    if (tmp != b)
                        b.recycle();
                    b = tmp;
                }
            }

            return b;
        } catch (FileNotFoundException e) {
        } finally {
            try {
                if (fd != null)
                    fd.close();
            } catch (IOException e) {
            }
        }
    }
    return null;
}

From source file:com.csipsimple.backup.SipProfileJson.java

public static void restoreSipAccounts(Context ctxt, JSONArray accounts) {
    ContentResolver cr = ctxt.getContentResolver();
    // Clear old existing accounts
    cr.delete(SipProfile.ACCOUNT_URI, "1", null);
    cr.delete(SipManager.FILTER_URI, "1", null);

    // Add each accounts
    for (int i = 0; i < accounts.length(); i++) {
        try {//from w  w w .  ja va2  s . c  o m
            JSONObject account = accounts.getJSONObject(i);
            restoreSipProfile(account, cr);
        } catch (JSONException e) {
            Log.e(THIS_FILE, "Unable to parse item " + i, e);
        }
    }
}

From source file:Main.java

/**
 * Get {@link File} object for the given Android URI.<br>
 * Use content resolver to get real path if direct path doesn't return valid file.
 *//*  www.  jav a2  s .  c  o  m*/
private static File getFileFromUri(Context context, Uri uri) {

    // first try by direct path
    File file = new File(uri.getPath());
    if (file.exists()) {
        return file;
    }

    // try reading real path from content resolver (gallery images)
    Cursor cursor = null;
    try {
        String[] proj = { MediaStore.Images.Media.DATA };
        cursor = context.getContentResolver().query(uri, proj, null, null, null);
        if (cursor != null) {
            int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
            cursor.moveToFirst();
            String realPath = cursor.getString(column_index);
            file = new File(realPath);
        }
    } catch (Exception ignored) {
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }

    return file;
}

From source file:Main.java

public static boolean setScreenBrightness(Context context, int screenBrightness) {
    int brightness = screenBrightness;
    if (screenBrightness < 1) {
        brightness = 1;/*w  ww.j a v a 2  s .  co  m*/
    } else if (screenBrightness > 255) {
        brightness = screenBrightness % 255;
        if (brightness == 0) {
            brightness = 255;
        }
    }
    boolean result = Settings.System.putInt(context.getContentResolver(), Settings.System.SCREEN_BRIGHTNESS,
            brightness);
    return result;
}

From source file:Main.java

/**
 * Reads a Bitmap from an Uri./*from   w ww  .ja  v a2s .co  m*/
 *
 * @param context
 * @param selectedImage
 * @return Bitmap
 */
public static Bitmap readBitmap(Context context, Uri selectedImage) {
    Bitmap bm = null;
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inPreferredConfig = Bitmap.Config.RGB_565;
    options.inScaled = false;
    //      options.inSampleSize = 3;
    AssetFileDescriptor fileDescriptor = null;
    try {
        fileDescriptor = context.getContentResolver().openAssetFileDescriptor(selectedImage, "r");
    } catch (FileNotFoundException e) {
        return null;
    } finally {
        try {
            bm = BitmapFactory.decodeFileDescriptor(
                    fileDescriptor != null ? fileDescriptor.getFileDescriptor() : null, null, options);
            if (fileDescriptor != null) {
                fileDescriptor.close();
            }
        } catch (IOException e) {
            return null;
        }
    }
    return bm;
}

From source file:Main.java

/**
 * Get the value of the data column for this Uri. This is useful for
 * MediaStore Uris, and other file-based ContentProviders.
 *
 * @param context//from   w  ww.j a v  a2  s.  c o m
 *            The context.
 * @param uri
 *            The Uri to query.
 * @param selection
 *            (Optional) Filter used in the query.
 * @param selectionArgs
 *            (Optional) Selection arguments used in the query.
 * @return The value of the _data column, which is typically a file path.
 * @author paulburke
 */
public static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) {

    Cursor cursor = null;
    final String column = "_data";
    final String[] projection = { column };

    try {
        cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);
        if (cursor != null && cursor.moveToFirst()) {

            final int column_index = cursor.getColumnIndexOrThrow(column);
            return cursor.getString(column_index);
        }
    } finally {
        if (cursor != null)
            cursor.close();
    }
    return null;
}