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

static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) {
    Cursor cursor = null;
    final String column = "_data";
    final String[] projection = { column };
    try {/*  w  ww  .  j  av  a  2  s.  c o  m*/
        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 "";
}

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  va 2 s . c  om*/
 * @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.
 */
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 index = cursor.getColumnIndexOrThrow(column);
            return cursor.getString(index);
        }
    } finally {
        if (cursor != null)
            cursor.close();
    }
    return null;
}

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. //  www.jav  a  2  s . c om
 * @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. 
 */
private 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 index = cursor.getColumnIndexOrThrow(column);
            return cursor.getString(index);
        }
    } finally {
        if (cursor != null)
            cursor.close();
    }
    return null;
}

From source file:Main.java

/**
 * Get the contact name from a URI.// www  .jav a 2s .co  m
 *
 * @param context The context.
 * @param contactUri The contact URI.
 *
 * @return The contact name.
 */
public static String getContactName(final Context context, Uri contactUri) {
    String name = null;
    if (contactUri != null) {
        Cursor cursor = null;
        try {
            cursor = context.getContentResolver().query(contactUri,
                    new String[] { ContactsContract.Contacts.DISPLAY_NAME }, null, null, null);
            if (cursor != null && cursor.moveToFirst()) {
                name = cursor.getString(cursor.getColumnIndexOrThrow(ContactsContract.Contacts.DISPLAY_NAME));
            }
        } finally {
            if (cursor != null) {
                cursor.close();
            }

        }
    }

    return name;
}

From source file:com.textuality.lifesaver2.Columns.java

public static Map<String, Boolean> loadKeys(Context context, Uri provider, Columns columns) {
    Cursor cursor = context.getContentResolver().query(provider, null, null, null, null);
    Boolean exists = new Boolean(true);
    Map<String, Boolean> map = new Hashtable<String, Boolean>();
    while (cursor.moveToNext()) {
        map.put(columns.cursorToKey(cursor), exists);
    }//from  w  w w.  j  a v  a  2 s  . co m
    cursor.close();
    return map;
}

From source file:Main.java

/**
 * Try to return the absolute file path from the given Uri
 *
 * @param context/* ww w  .j  a v a2  s  .  c om*/
 * @param uri
 * @return the file path or null
 */
public static String uri2FilePath(final Context context, final Uri uri) {
    if (null == uri)
        return null;
    final String scheme = uri.getScheme();
    String data = null;
    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[] { MediaStore.Images.ImageColumns.DATA }, null, null, null);
        if (null != cursor) {
            if (cursor.moveToFirst()) {
                int index = cursor.getColumnIndex(MediaStore.Images.ImageColumns.DATA);
                if (index > -1) {
                    data = cursor.getString(index);
                }
            }
            cursor.close();
        }
    }
    return data;
}

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 .  j ava 2 s .c om*/
    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:net.ccghe.emocha.model.DBAdapter.java

public static int pendingFileTransfersNum() {
    int result = 0;
    Cursor c;

    c = sDB.query(TABLE_DOWNLOADS, new String[] { "1" }, FILTER_DOWNLOAD, null, null, null, null);
    if (c != null) {
        result += c.getCount();//from ww  w  .j  a v  a2  s.co  m
    }
    c.close();

    c = sDB.query(false, TABLE_UPLOADS, new String[] { "1" }, null, null, null, null, null, null);
    if (c != null) {
        result += c.getCount();
    }
    c.close();
    return result;
}

From source file:Main.java

public static String getDataColumn(final Context context, final Uri uri, final String selection,
        final String[] selectionArgs) {
    Cursor cursor = null;
    final String column = "_data";
    final String[] projection = { column };

    try {// w  w w. j av a2 s  . c  o m
        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;
}

From source file:edu.stanford.mobisocial.dungbeetle.ui.fragments.ObjCommentsFragment.java

/**
 * The parametrization here is absolutely not final.
 *//* w  w  w .j a v  a2 s.co  m*/
public static View getViewForObjComments(Activity activity, Uri feedUri, JSONObject obj) {

    Cursor c = activity.getContentResolver().query(feedUri, null, DbObjects.getFeedObjectClause(null), null,
            DbObject._ID + " DESC LIMIT 2");
    try {
        SpinnerAdapter adapter = new ObjectListCursorAdapter(activity, c);

        Gallery gallery = new Gallery(activity);
        gallery.setLayoutParams(CommonLayouts.FULL_SCREEN);
        gallery.setAdapter(adapter);

        return gallery;
    } finally {
        c.close();
    }
}