diff options
author | Vladimir Glazounov <vg@openoffice.org> | 2005-03-23 07:58:39 +0000 |
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committer | Vladimir Glazounov <vg@openoffice.org> | 2005-03-23 07:58:39 +0000 |
commit | bd0a40c3c72ebb2447aeb97d7800cd66c63b2b01 (patch) | |
tree | b4e60db5c490db836460efd4397c692d53f7ca12 /bean/com | |
parent | 79efd83fa2fcecdae6a2013dd4e98e7e2036dd9e (diff) |
INTEGRATION: CWS jl18 (1.1.2); FILE ADDED
2005/03/18 09:56:43 jl 1.1.2.1: #45371# This CallWatchThread replaces the implementations in LocalOfficeWindow and OOoBean
Diffstat (limited to 'bean/com')
-rw-r--r-- | bean/com/sun/star/comp/beans/CallWatchThread.java | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/bean/com/sun/star/comp/beans/CallWatchThread.java b/bean/com/sun/star/comp/beans/CallWatchThread.java new file mode 100644 index 000000000000..5ec4ac2e9bc1 --- /dev/null +++ b/bean/com/sun/star/comp/beans/CallWatchThread.java @@ -0,0 +1,166 @@ +/************************************************************************* + * + * $RCSfile: CallWatchThread.java,v $ + * + * $Revision: 1.2 $ + * + * last change: $Author: vg $ $Date: 2005-03-23 08:58:39 $ + * + * The Contents of this file are made available subject to the terms of + * either of the following licenses + * + * - GNU Lesser General Public License Version 2.1 + * - Sun Industry Standards Source License Version 1.1 + * + * Sun Microsystems Inc., September, 2004 + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2004 by Sun Microsystems, Inc. + * 901 San Antonio Road, Palo Alto, CA 94303, USA + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software Foundation. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * + * Sun Industry Standards Source License Version 1.1 + * ================================================= + * The contents of this file are subject to the Sun Industry Standards + * Source License Version 1.1 (the "License"); You may not use this file + * except in compliance with the License. You may obtain a copy of the + * License at http://www.openoffice.org/license.html. + * + * Software provided under this License is provided on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, + * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, + * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. + * See the License for the specific provisions governing your rights and + * obligations concerning the Software. + * + * The Initial Developer of the Original Code is: Sun Microsystems, Inc. + * + * Copyright: 2004 by Sun Microsystems, Inc. + * + * All Rights Reserved. + * + * Contributor(s): _______________________________________ + * + * + ************************************************************************/ + +package com.sun.star.comp.beans; + + +//--------------------------------------------------------------------------- +/** Helper class to watch calls into OOo with a timeout. + */ +public class CallWatchThread extends Thread +{ + private static boolean DEBUG = false; + + private Thread aWatchedThread; + private String aTag; + private boolean bAlive; + private long nTimeout; + + private static ThreadGroup aWatcherGroup; + + static + { + aWatcherGroup = new ThreadGroup("OOoBean Call Watcher Threads"); + aWatcherGroup.setDaemon(false); + } + + public CallWatchThread(long nTimeout) + { + this(nTimeout, ""); + } + + public CallWatchThread( long nTimeout, String aTag ) + { + super(aWatcherGroup, aTag); + this.aWatchedThread = Thread.currentThread(); + this.nTimeout = nTimeout; + + this.aTag = aTag; + setDaemon( true ); + dbgPrint( "CallWatchThread(" + this + ").start(" + aTag + ")" ); + start(); + } + + public void cancel() + throws java.lang.InterruptedException + { + dbgPrint( "CallWatchThread(" + this + ".cancel(" + aTag + ")" ); + if ( aWatchedThread != null && aWatchedThread != Thread.currentThread() ) + throw new RuntimeException( "wrong thread" ); + aWatchedThread = null; + if ( interrupted() ) + throw new InterruptedException(); + } + + public synchronized void restart() + throws java.lang.InterruptedException + { + dbgPrint( "CallWatchThread(" + this + ".restart(" + aTag + ")" ); + if ( aWatchedThread != null && aWatchedThread != Thread.currentThread() ) + throw new RuntimeException( "wrong thread" ); + bAlive = true; + if ( interrupted() ) + throw new InterruptedException(); + notify(); + } + + public void run() + { + dbgPrint( "CallWatchThread(" + this + ".run(" + aTag + ") ***** STARTED *****" ); + long n = 0; + while ( aWatchedThread != null ) + { + dbgPrint( "CallWatchThread(" + this + ").run(" + aTag + ") running #" + ++n ); + synchronized(this) + { + bAlive = false; + try + { + wait( nTimeout ); + } + catch ( java.lang.InterruptedException aExc ) + { + bAlive = false; + } + + // watched thread seems to be dead (not answering)? + if ( !bAlive && aWatchedThread != null ) + { + dbgPrint( "CallWatchThread(" + this + ").run(" + aTag + ") interrupting" ); + aWatchedThread.interrupt(); + aWatchedThread = null; + } + } + } + + dbgPrint( "CallWatchThread(" + this + ").run(" + aTag + ") terminated" ); + } + + private void dbgPrint( String aMessage ) + { + if (DEBUG) + System.err.println( "OOoBean: " + aMessage ); + } +} + + + + |