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

protected static long findThreadId(Context context, String messageId) {
    StringBuilder sb = new StringBuilder('(');
    sb.append(Telephony.Mms.MESSAGE_ID);
    sb.append('=');
    sb.append(DatabaseUtils.sqlEscapeString(messageId));
    sb.append(" AND ");
    sb.append(Telephony.Mms.MESSAGE_TYPE);
    sb.append('=');
    sb.append(MESSAGE_TYPE_SEND_REQ);/* www.j  a va  2s. c  o  m*/

    // TODO ContentResolver.query() appends closing ')' to the selection argument
    // sb.append(')');

    Cursor cursor = context.getContentResolver().query(Telephony.Mms.CONTENT_URI,
            new String[] { Telephony.Mms.THREAD_ID }, sb.toString(), null, null);

    if (cursor != null) {
        try {
            if ((cursor.getCount() == 1) && cursor.moveToFirst()) {
                return cursor.getLong(0);
            }
        } finally {
            cursor.close();
        }
    }

    return -1;
}

From source file:Main.java

public static Bundle getContactFromNumber(String number, Context context) {
    ContentResolver cr = context.getContentResolver();
    String[] projection = new String[] { Contacts._ID, Contacts.DISPLAY_NAME };
    Bundle bundle = new Bundle();
    Uri contactUri = Uri.withAppendedPath(Contacts.CONTENT_FILTER_URI, Uri.encode(number));
    Cursor cursor = cr.query(contactUri, projection, null, null, null);
    try {/*from  w  w  w.j  a  va2  s.  c o  m*/
        if (cursor.moveToFirst()) {
            for (String key : projection) {
                bundle.putString(key, cursor.getString(cursor.getColumnIndex(key)));
            }
        }
        return bundle;
    } catch (Exception e) {
        return null;
    } finally {
        cursor.close();
    }

}

From source file:Main.java

public static String getRealPathByUri(Context context, Uri uri) {
    if (ContentResolver.SCHEME_FILE.equals(uri.getScheme())) {
        return uri.getPath();
    }//from   w  ww .  j  av  a  2 s. c  o  m

    try {
        ContentResolver resolver = context.getContentResolver();
        String[] proj = new String[] { MediaStore.Images.Media.DATA };
        Cursor cursor = MediaStore.Images.Media.query(resolver, uri, proj);
        String realPath = null;
        if (cursor != null) {
            int columnIndex = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
            if (cursor.getCount() > 0 && cursor.moveToFirst()) {
                realPath = cursor.getString(columnIndex);
            }
            cursor.close();
        }
        return realPath;
    } catch (Exception e) {
        return uri.getPath();
    }
}

From source file:Main.java

/**
 * Get columns for table//from   ww  w  .  java2s .co m
 * @param db
 * @param tableName
 * @return
 */
public static List<String> getColumns(SQLiteDatabase db, String tableName) {
    List<String> ar = null;
    Cursor c = null;
    try {
        c = db.rawQuery("select * from " + tableName + " limit 1", null);
        if (c != null) {
            ar = new ArrayList<String>(Arrays.asList(c.getColumnNames()));
        }
    } catch (Exception e) {
        Log.v(tableName, e.getMessage(), e);
        e.printStackTrace();
    } finally {
        if (c != null)
            c.close();
    }
    return ar;
}

From source file:fr.mixit.android.utils.SyncUtils.java

public static String getLocalMd5(ContentResolver resolver, String url) {
    final String syncId = MixItContract.Sync.generateSyncId(url);
    final Uri uri = MixItContract.Sync.buildSyncUri(syncId);
    Cursor cursor = resolver.query(uri, SyncQuery.PROJECTION, null, null, null);
    try {/*from  ww  w.j a  v  a2 s .c o m*/
        if (!cursor.moveToFirst())
            return "";
        return cursor.getString(SyncQuery.MD5);
    } finally {
        cursor.close();
    }
}

From source file:Main.java

public static String getRealPathFromURI(Uri contentUri, ContentResolver content_resolver) {
    Cursor cursor = null;
    try {/*w ww.  java2s  .  c o m*/
        String[] proj = { MediaStore.Images.Media.DATA };
        cursor = content_resolver.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

/**
 * 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 av a2 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) {

    final String[] projection = { MediaStore.MediaColumns.DATA };
    final Cursor cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);

    if (cursor != null) {
        try {

            if (cursor.moveToFirst()) {
                return cursor.getString(0);
            }
        } finally {
            cursor.close();
        }
    }
    return null;
}

From source file:Main.java

/**
 * Gets a contact number and then displays the name of contact in the DP
 *
 * @param context       context of the activity from which it was called.
 * @param contactNumber a string representation of the contact number
 * @return returns the number if no contact exist.
 *//*  w  w  w .  ja v  a 2s .co  m*/
public static String getContactName(Context context, String contactNumber) {
    String displayName = null;
    Uri uri = Uri.withAppendedPath(ContactsContract.PhoneLookup.CONTENT_FILTER_URI, Uri.encode(contactNumber));

    Cursor cur = context.getContentResolver().query(uri,
            new String[] { ContactsContract.PhoneLookup.DISPLAY_NAME }, null, null, null);

    if (cur != null && cur.moveToFirst()) {
        displayName = cur.getString(cur.getColumnIndex(ContactsContract.PhoneLookup.DISPLAY_NAME));
    } else {
        displayName = contactNumber;
    }

    if (!cur.isClosed()) {
        cur.close();
    }

    return displayName;
}

From source file:Main.java

/**
 * Looks up contact name in the address book by the phone number.
 * /*from ww w.j  av a 2 s. c  o  m*/
 * @param context the Android context.
 * @param phone the phone number to look up.
 * @return a contact name.
 */
public static String lookupNameByPhone(Context context, String phone) {
    Uri uri = Uri.withAppendedPath(ContactsContract.PhoneLookup.CONTENT_FILTER_URI, Uri.encode(phone));
    String[] projection = new String[] { ContactsContract.Contacts.DISPLAY_NAME,
            ContactsContract.Contacts._ID };
    Cursor cursor = context.getContentResolver().query(uri, projection, null, null, null);

    try {
        while (cursor.moveToNext()) {
            String name = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));

            if (name != null && name.length() > 0) {
                return name;
            }
        }
    } finally {
        cursor.close();
    }

    return phone;
}

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://appsneva.facebook.orca.provider.MessengerPlatformProvider/versions");
    String[] projection = new String[] { "version" };
    Cursor c = contentResolver.query(uri, projection, null, null, null);
    if (c != null) {
        try {//from ww w .  j av  a2 s  . co  m
            int versionColumnIndex = c.getColumnIndex("version");
            while (c.moveToNext()) {
                int version = c.getInt(versionColumnIndex);
                allAvailableVersions.add(version);
            }
        } finally {
            c.close();
        }
    }
    return allAvailableVersions;
}