/*
*
*
* Copyright 1990-2007 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.wma;
import com.sun.midp.main.MIDletProxy;
import com.sun.midp.main.MIDletProxyList;
import com.sun.midp.main.MIDletProxyListListener;
/**
* The function of this class is to call a native WMA function,
* when a MIDletSuite terminates. The native function will
* perform any cleanup that is required, eg: delete any messages
* left unread by the MIDletSuite.
* This class implements the MIDletProxyListener interface and is
* thus notified whenever a MIDletSuite is installed or removed.
*<p>
* Two versions of this file exist: one which is a no-op, is used, when
* MIDP stack is not built with JSR 205 and the real implementation when
* MIDP stack <em>is</em> built with JSR205.
*
*/
public class WMACleanupMonitor implements MIDletProxyListListener {
/**
* Native function to delete SMS/CBS/MMS messages left
* unread by the MIDlet suite that is terminating.
*
* @param msid Midlet Suite ID.
*
*/
private native void deleteMessages0(int msid);
/**
* Prevents instantiation of this class.
*/
private WMACleanupMonitor() {
}
/**
* Initialization function for the WMA cleanup service.
* Adds itself as a listener, so as to be notified on
* suite removal.
*
* @param mpl A midlet proxy list, passed down by the
* suite loader.
*/
public static void init(MIDletProxyList mpl) {
mpl.addListener(new WMACleanupMonitor());
}
/**
* The WMACleanup monitor ignores MIDlet added callbacks.
* The necessary initialization is done in the Isolate and
* MIDletState that instantiates the MIDlet.
* Called when a MIDlet is added to the list and only in the AMS
* Isolate.
*
* @param midlet The proxy of the MIDlet being added
*/
public void midletAdded(MIDletProxy midlet) {
}
/**
* The WMACleanup monitor ignores MIDlet update callbacks.
* Called when the state of a MIDlet in the list is updated.
*
* @param midlet The proxy of the MIDlet that was updated
* @param fieldId code for which field of the proxy was updated,
* see constants above
*/
public void midletUpdated(MIDletProxy midlet, int fieldId) {
}
/**
* The WMACleanup monitor uses the MIDlet removed callback
* to delete any messages left unread by the MIDlet suite..
* Called (in the AMS Isolate) when a MIDlet is removed from the list.
*
* @param midlet The proxy of the removed MIDlet
*/
public void midletRemoved(MIDletProxy midlet) {
deleteMessages0(midlet.getSuiteId());
}
/**
* The WMACleanup monitor ignores MIDlet start error callbacks.
* Called when error occurred while starting a MIDlet object.
*
* @param externalAppId ID assigned by the external application manager
* @param suiteId Suite ID of the MIDlet
* @param className Class name of the MIDlet
* @param errorCode start error code
* @param errorDetails start error details
*/
public void midletStartError(int externalAppId, int suiteId,
String className, int errorCode,
String errorDetails) {
}
}
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