Example usage for android.database Cursor moveToFirst

List of usage examples for android.database Cursor moveToFirst

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Introduction

In this page you can find the example usage for android.database Cursor moveToFirst.

Prototype

boolean moveToFirst();

Source Link

Document

Move the cursor to the first row.

Usage

From source file:Main.java

public static int getStatus(Context context) {
    Cursor query = null;
    String packageName = context.getPackageName();
    try {/*  www.j  ava  2s  . co  m*/
        query = context.getContentResolver().query(Uri.parse("content://com.lbe.security.miui.permmgr/active"),
                null, "pkgName=?", new String[] { packageName }, null);
        if (query == null) {
            return 0;
        }
        if (query.moveToFirst()) {
            int status = query.getInt(query.getColumnIndex("userAccept"));
            if (query == null) {
                return status;
            }
        }
        query.close();
    } catch (Exception e) {

        return -1;
    }

    return -1;
}

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 The context.//from w  w  w.j a v a2s.  com
 * @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);
        }
    } catch (Exception e) {
        return null;
    } finally {
        if (cursor != null)
            cursor.close();
    }
    return null;
}

From source file:Main.java

public static String uriToFilePath(Context context, String contentUri) {
    if (Uri.parse(contentUri).getScheme().equals("content")) {
        String[] p = { MediaStore.MediaColumns.DATA };
        Cursor cursor = context.getContentResolver().query(Uri.parse(contentUri), p, // which columns
                null, // which rows (all rows)
                null, // selection args (none)
                null); // order-by clause (ascending by name)
        if (cursor != null) {
            int iColumn = cursor.getColumnIndexOrThrow(MediaStore.MediaColumns.DATA);
            if (cursor.moveToFirst()) {
                return (cursor.getString(iColumn));
            }/*from   w  ww .  j ava2  s.  co  m*/
        }
    }
    if (Uri.parse(contentUri).getScheme().equals("file")) {
        return (Uri.parse(contentUri).getPath());
    }
    return (null);
}

From source file:info.guardianproject.otr.app.im.app.DatabaseUtils.java

public static RoundedAvatarDrawable getAvatarFromAddress(ContentResolver cr, String address, int width,
        int height) throws DecoderException {

    String[] projection = { Imps.Contacts.AVATAR_DATA };
    String[] args = { address };//www . java 2 s  . c o m
    String query = Imps.Contacts.USERNAME + " LIKE ?";
    Cursor cursor = cr.query(Imps.Contacts.CONTENT_URI, projection, query, args,
            Imps.Contacts.DEFAULT_SORT_ORDER);

    if (cursor.moveToFirst()) {
        String hexData = cursor.getString(0);
        cursor.close();
        if (hexData.equals("NULL")) {
            return null;
        }

        byte[] data = Hex.decodeHex(hexData.substring(2, hexData.length() - 1).toCharArray());

        return decodeAvatar(data, width, height);
    } else {

        cursor.close();
        return null;
    }
}

From source file:com.cyanogenmod.filemanager.util.MediaHelper.java

/**
 * Method that returns the album thumbnail path by its identifier.
 *
 * @param cr The ContentResolver//from ww  w  .jav  a  2 s .  c  om
 * @param albumId The album identifier to search
 * @return String The album thumbnail path
 */
public static String getAlbumThumbnailPath(@NonNull final ContentResolver cr, final long albumId) {
    final String[] projection = { MediaStore.Audio.Albums.ALBUM_ART };
    final String where = BaseColumns._ID + "=?";
    Cursor c = cr.query(MediaStore.Audio.Albums.EXTERNAL_CONTENT_URI, projection, where,
            new String[] { String.valueOf(albumId) }, null);
    try {
        if (c != null && c.moveToFirst()) {
            return c.getString(0);
        }
    } finally {
        IOUtils.closeQuietly(c);
    }
    return null;
}

From source file:sg.macbuntu.android.pushcontacts.SmsReceiver.java

private static String getNameFromPhoneNumber(Context context, String phone) {
    Cursor cursor = context.getContentResolver().query(
            Uri.withAppendedPath(Contacts.Phones.CONTENT_FILTER_URL, phone),
            new String[] { Contacts.Phones.NAME }, null, null, null);
    if (cursor != null) {
        try {//from   w ww  . j  a  v  a2  s.  com
            if (cursor.getCount() > 0) {
                cursor.moveToFirst();
                String name = cursor.getString(0);
                Log.e("PUSH_CONTACTS", "Pushed name: " + name);
                return name;
            }
        } finally {
            cursor.close();
        }
    }
    return null;
}

From source file:com.cyanogenmod.filemanager.util.MediaHelper.java

/**
 * Method that returns an array with all the unique albums paths and ids.
 *
 * @param cr The ContentResolver/* w  w w .j ava2 s  .  co  m*/
 * @return The albums map
 */
public static Map<String, Long> getAllAlbums(ContentResolver cr) {
    final Map<String, Long> albums = new HashMap<>();
    final String[] projection = { "distinct " + MediaStore.Audio.Media.ALBUM_ID,
            "substr(" + MediaStore.Audio.Media.DATA + ", 0, length(" + MediaStore.Audio.Media.DATA
                    + ") - length(" + MediaStore.Audio.Media.DISPLAY_NAME + "))" };
    final String where = MediaStore.Audio.Media.IS_MUSIC + " = ?";
    Cursor c = cr.query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, projection, where, new String[] { "1" },
            null);
    if (c != null) {
        try {
            for (c.moveToFirst(); !c.isAfterLast(); c.moveToNext()) {
                long albumId = c.getLong(0);
                String albumPath = c.getString(1);
                albums.put(albumPath, albumId);
            }
        } finally {
            IOUtils.closeQuietly(c);
        }
    }
    return albums;
}

From source file:net.ccghe.emocha.model.DBAdapter.java

private static String getFirst(String column, String filter, String table, int columnId) {
    String result = null;//w  w  w .j  a va 2  s  .co m
    Cursor c = sDB.query(table, new String[] { column }, filter, null, null, null, null);
    if (c.getCount() > 0) {
        c.moveToFirst();
        result = c.getString(columnId);
    }
    c.close();
    return result;
}

From source file:Main.java

public static String getRealPathFromURI(Context context, long album_id) {
    Cursor cursor = null;
    try {//from   www.j a  v  a2 s  . com
        cursor = context.getContentResolver().query(MediaStore.Audio.Albums.EXTERNAL_CONTENT_URI,
                new String[] { MediaStore.Audio.Albums.ALBUM_ART }, MediaStore.Audio.Albums._ID + "=?",
                new String[] { String.valueOf(album_id) }, null);
        int column_index = cursor.getColumnIndexOrThrow(MediaStore.Audio.Albums.ALBUM_ART);
        cursor.moveToFirst();
        return cursor.getString(column_index);
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }
}

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 va  2 s . com*/
 *            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;
}