105 lines
3.2 KiB
Java
105 lines
3.2 KiB
Java
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is The Waterfall Java Plugin Module
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*
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* The Initial Developer of the Original Code is Sun Microsystems Inc
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* Portions created by Sun Microsystems Inc are Copyright (C) 2001
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* All Rights Reserved.
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*
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* $Id: GenericSynchroObject.java,v 1.1.1.1 2001-05-10 18:12:27 edburns%acm.org Exp $
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*
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*
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* Contributor(s):
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*
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* Nikolay N. Igotti <inn@sparc.spb.su>
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*/
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package sun.jvmp.generic;
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import sun.jvmp.*;
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public abstract class GenericSynchroObject extends SynchroObject
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{
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protected long m_handle = 0;
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protected boolean m_state = false;
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public void _lock()
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{
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int res;
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if (!m_state)
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throw new IllegalMonitorStateException("Invalid object state");
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if ((res = doLock(m_handle)) != 0)
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throw new IllegalMonitorStateException("Invalid native state: err="
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+res);
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}
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public void _unlock()
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{
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int res;
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if (!m_state)
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throw new IllegalMonitorStateException("Invalid object state");
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if ((res=doUnlock(m_handle)) != 0)
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throw new IllegalMonitorStateException("Invalid native state: err="
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+res);
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}
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public void _wait(int milli) throws InterruptedException
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{
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int res;
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if (!m_state)
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throw new IllegalMonitorStateException("Invalid object state");
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if ((res = doWait(m_handle, milli)) < -1)
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throw new IllegalMonitorStateException("Invalid native state: err="
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+res);
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if (res == -1) throw new InterruptedException("Native wait() interrupted");
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}
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public void _notify()
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{
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int res;
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if (!m_state)
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throw new IllegalMonitorStateException("Invalid object state");
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if ((res=doNotify(m_handle)) != 0)
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throw new IllegalMonitorStateException("Invalid native state: err="
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+res);
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}
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public void _notifyAll()
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{
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int res;
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if (!m_state)
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throw new IllegalMonitorStateException("Invalid object state");
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if ((res=doNotifyAll(m_handle)) != 0)
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throw new IllegalMonitorStateException("Invalid native state: err="
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+res);
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}
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public void _destroy()
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{
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int res;
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if (!m_state)
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throw new IllegalMonitorStateException("Invalid object state");
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if ((res=doDestroy(m_handle)) != 0)
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throw new IllegalMonitorStateException("Invalid native state: err="
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+res);
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}
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protected abstract int checkHandle(long handle);
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protected abstract int doLock(long handle);
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protected abstract int doUnlock(long handle);
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protected abstract int doWait(long handle, int milli);
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protected abstract int doNotify(long handle);
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protected abstract int doNotifyAll(long handle);
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protected abstract int doDestroy(long handle);
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};
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