Example usage for android.database Cursor close

Introduction

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

Prototype

void close();

Source Link

Document

Closes the Cursor, releasing all of its resources and making it completely invalid.

Usage

From source file:Main.java

private static Set<Integer> getAllAvailableProtocolVersions(Context context) {
    ContentResolver contentResolver = context.getContentResolver();
    Set<Integer> allAvailableVersions = new HashSet<Integer>();
    Uri uri = Uri.parse("content://com.facebook.orca.provider.MessengerPlatformProvider/versions");
    String[] projection = new String[] { "version" };
    Cursor c = contentResolver.query(uri, projection, null, null, null);
    if (c != null) {
        try {/*w w w .  j  a  v a2s.  c  om*/
            int versionColumnIndex = c.getColumnIndex("version");
            while (c.moveToNext()) {
                int version = c.getInt(versionColumnIndex);
                allAvailableVersions.add(version);
            }
        } finally {
            c.close();
        }
    }
    return allAvailableVersions;
}

From source file:Main.java

public static String getRealPathFromURI(Context context, Uri contentUri) {
    Cursor cursor = null;
    try {/*from   w  ww.ja v  a  2  s .c om*/
        String[] proj = { MediaStore.Images.Media.DATA };
        cursor = context.getContentResolver().query(contentUri, proj, null, null, null);
        int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        cursor.moveToFirst();
        return cursor.getString(column_index);
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }
}

From source file:Main.java

public final static String getRealPathFromURI(Context context, Uri contentUri) {
    Cursor cursor = null;
    try {//ww  w  . ja  v a2s  .c  o m
        String[] proj = { MediaStore.Images.Media.DATA };
        cursor = context.getContentResolver().query(contentUri, proj, null, null, null);
        int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        cursor.moveToFirst();
        return cursor.getString(column_index);
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }
}

From source file:Main.java

public static String getPath(Context context, Uri contentUri) {
    Cursor cursor = null;
    try {/* ww w . j  a  v  a  2  s. c o  m*/
        String[] proj = { MediaStore.Images.Media.DATA };
        cursor = context.getContentResolver().query(contentUri, proj, null, null, null);
        int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        cursor.moveToFirst();
        return cursor.getString(column_index);
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }
}

From source file:Main.java

private static List<String> getColumns(SQLiteDatabase db, String tableName) {
    List<String> columns = new ArrayList<>();
    Cursor cursor = null;
    try {//ww w. ja  va  2s . co  m
        cursor = db.rawQuery("SELECT * FROM " + tableName + " limit 1", null);
        if (cursor != null) {
            columns = new ArrayList<>(Arrays.asList(cursor.getColumnNames()));
        }
    } catch (Exception e) {
        Log.v(tableName, e.getMessage(), e);
        e.printStackTrace();
    } finally {
        if (cursor != null)
            cursor.close();
    }
    return columns;
}

From source file:net.peterkuterna.android.apps.devoxxsched.util.SyncUtils.java

public static String getLocalMd5(ContentResolver resolver, String url) {
    final String syncId = Sync.generateSyncId(url);
    final Uri uri = Sync.buildSyncUri(syncId);
    Cursor cursor = resolver.query(uri, SyncQuery.PROJECTION, null, null, null);
    try {// w  w w  .ja  va  2s. c  om
        if (!cursor.moveToFirst())
            return "";
        return cursor.getString(SyncQuery.MD5);
    } finally {
        cursor.close();
    }
}

From source file:Main.java

/**
 * Returns the Id for an artist.// w w  w .  j  av  a  2  s.  c  o m
 *
 * @param context The {@link Context} to use.
 * @param name The name of the artist.
 * @return The ID for an artist.
 */
public static final long getIdForArtist(final Context context, final String name) {
    Cursor cursor = context.getContentResolver().query(MediaStore.Audio.Artists.EXTERNAL_CONTENT_URI,
            new String[] { BaseColumns._ID }, ArtistColumns.ARTIST + "=?", new String[] { name },
            ArtistColumns.ARTIST);
    int id = -1;
    if (cursor != null) {
        cursor.moveToFirst();
        if (!cursor.isAfterLast()) {
            id = cursor.getInt(0);
        }
        cursor.close();
        cursor = null;
    }
    return id;
}

From source file:Main.java

/**
 * Returns The ID for a playlist.//from w w w .j a v  a  2s. c om
 *
 * @param context The {@link Context} to use.
 * @param name The name of the playlist.
 * @return The ID for a playlist.
 */
public static final long getIdForPlaylist(final Context context, final String name) {
    Cursor cursor = context.getContentResolver().query(MediaStore.Audio.Playlists.EXTERNAL_CONTENT_URI,
            new String[] { BaseColumns._ID }, PlaylistsColumns.NAME + "=?", new String[] { name },
            PlaylistsColumns.NAME);
    int id = -1;
    if (cursor != null) {
        cursor.moveToFirst();
        if (!cursor.isAfterLast()) {
            id = cursor.getInt(0);
        }
        cursor.close();
        cursor = null;
    }
    return id;
}

From source file:Main.java

static String getFileName(Context context, Uri uri) {
    String result = null;//from  w  ww  . j  a  v  a2 s. co m
    if (uri.getScheme().equals("content")) {
        Cursor cursor = context.getContentResolver().query(uri, null, null, null, null);
        try {
            if (cursor != null && cursor.moveToFirst()) {
                result = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (cursor != null) {
                cursor.close();
            }
        }
    }
    if (result == null) {
        result = uri.getPath();
        int cut = result.lastIndexOf(File.separator);
        if (cut != -1) {
            result = result.substring(cut + 1);
        }
    }
    return result;
}

From source file:Main.java

public static String getRealFilePath(Context context, Uri uri) {
    if (null == uri)
        return null;
    String scheme = uri.getScheme();
    String data = null;//from  w ww  .j a  va  2 s . c  o  m
    if (scheme == null)
        data = uri.getPath();
    else if (ContentResolver.SCHEME_FILE.equals(scheme)) {
        data = uri.getPath();
    } else if (ContentResolver.SCHEME_CONTENT.equals(scheme)) {
        Cursor cursor = context.getContentResolver().query(uri, new String[] { ImageColumns.DATA }, null, null,
                null);
        if (null != cursor) {
            if (cursor.moveToFirst()) {
                int index = cursor.getColumnIndex(ImageColumns.DATA);
                if (index > -1) {
                    data = cursor.getString(index);
                }
            }
            cursor.close();
        }
    }
    return data;
}