/*
*
*
* Copyright 1990-2009 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 only, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License version 2 for more details (a copy is
* included at /legal/license.txt).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*/
package com.sun.midp.rms;
import com.sun.j2me.security.AccessController;
import com.sun.midp.security.Permissions;
import com.sun.midp.security.SecurityToken;
/**
* A utility class for checking and removing record stores.
* <p>
* Method requires com.sun.midp.ams permission.
*/
public class RecordStoreFactory {
/** Private constructor to prevent any instances from being created. */
private RecordStoreFactory() {}
/**
* Remove all the Record Stores for a suite.
* Called by the installer when updating a suite
* <p>
* Method requires com.sun.midp.ams permission.
*
* @param token security token with MIDP AMS permission
* @param id ID of the suite
*/
public static void removeRecordStoresForSuite(SecurityToken token,
int id) {
if (token == null) {
AccessController.checkPermission(Permissions.AMS_PERMISSION_NAME);
} else {
token.checkIfPermissionAllowed(Permissions.AMS);
}
RecordStoreFile.removeRecordStores(id);
}
/**
* Returns true if the suite has created at least one record store.
* Called by the installer when updating a suite.
*
* @param id ID of the suite
*
* @return true if the suite has at least one record store
*/
public static boolean suiteHasRmsData(int id) {
String fileNameBase = RmsEnvironment.getSecureFilenameBase(id);
if (fileNameBase == null) {
return false;
}
return suiteHasRmsData0(fileNameBase);
}
/**
* Returns true if the suite has created at least one record store.
* Called by the installer when updating a suite.
*
* @param fileNameBase filename base of the suite
*
* @return true if the suite has at least one record store
*/
private static native boolean suiteHasRmsData0(String fileNameBase);
}