jsampler/task/EnhancedTask.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *
 *   Copyright (C) 2005-2006 Grigor Iliev <grigor@grigoriliev.com>
 *
 *   This file is part of JSampler.
 *
 *   JSampler is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License version 2
 *   as published by the Free Software Foundation.
 *
 *   JSampler 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 for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with JSampler; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *   MA  02111-1307  USA
 */

package org.jsampler.task;

import net.sf.juife.AbstractTask;

import org.linuxsampler.lscp.LSException;


/**
 * This class extends <code>AbstractTask</code> to add new features.
 * @author Grigor Iliev
 */
public abstract class EnhancedTask<R> extends AbstractTask<R> {
        private boolean stopped = false;
        
        /**
         * Marks that the execution of this task was interrupted.
         */
        public void
        stop() { stopped = true; }
        
        /**
         * Determines whether the execution of this task was interrupted.
         * @return <code>true</code> if the execution of this task was interrupted,
         * <code>false</code> otherwise.
         */
        public boolean
        isStopped() { return stopped; }
        
        /**
         * Sets the error details provided by the given exception (if the given
         * exception is <code>LSException</code> instance and contains error details).
         */
        public void
        setErrorDetails(Exception e) {
                if(e == null) return;
                
                if(e instanceof LSException) {
                        LSException x = (LSException)e;
                        if(x.getDetails() != null && x.getDetails().length() > 0) {
                                setErrorDetails(x.getDetails());
                        }
                }
        }
}
1	iliev	845	/*
2			* JSampler - a java front-end for LinuxSampler
3			*
4	iliev	1143	* Copyright (C) 2005-2006 Grigor Iliev <grigor@grigoriliev.com>
5	iliev	845	*
6			* This file is part of JSampler.
7			*
8			* JSampler is free software; you can redistribute it and/or modify
9			* it under the terms of the GNU General Public License version 2
10			* as published by the Free Software Foundation.
11			*
12			* JSampler is distributed in the hope that it will be useful,
13			* but WITHOUT ANY WARRANTY; without even the implied warranty of
14			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			* GNU General Public License for more details.
16			*
17			* You should have received a copy of the GNU General Public License
18			* along with JSampler; if not, write to the Free Software
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20			* MA 02111-1307 USA
21			*/
22
23			package org.jsampler.task;
24
25			import net.sf.juife.AbstractTask;
26
27	iliev	1204	import org.linuxsampler.lscp.LSException;
28	iliev	845
29	iliev	1204
30	iliev	845	/**
31	iliev	911	* This class extends <code>AbstractTask</code> to add new features.
32	iliev	845	* @author Grigor Iliev
33			*/
34			public abstract class EnhancedTask<R> extends AbstractTask<R> {
35			private boolean stopped = false;
36
37			/**
38			* Marks that the execution of this task was interrupted.
39			*/
40			public void
41			stop() { stopped = true; }
42
43			/**
44			* Determines whether the execution of this task was interrupted.
45			* @return <code>true</code> if the execution of this task was interrupted,
46			* <code>false</code> otherwise.
47			*/
48			public boolean
49			isStopped() { return stopped; }
50	iliev	1204
51			/**
52			* Sets the error details provided by the given exception (if the given
53			* exception is <code>LSException</code> instance and contains error details).
54			*/
55			public void
56			setErrorDetails(Exception e) {
57			if(e == null) return;
58
59			if(e instanceof LSException) {
60			LSException x = (LSException)e;
61			if(x.getDetails() != null && x.getDetails().length() > 0) {
62			setErrorDetails(x.getDetails());
63			}
64			}
65			}
66	iliev	845	}