jsampler/task/UpdateChannelInfo.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *
 *   Copyright (C) 2005 Grigor Kirilov Iliev
 *
 *   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 java.util.logging.Level;

import org.jsampler.CC;
import org.jsampler.HF;
import org.jsampler.SamplerModel;

import org.linuxsampler.lscp.SamplerChannel;

import static org.jsampler.JSI18n.i18n;


/**
 * This task updates the settings of a specific sampler channel.
 * @author Grigor Iliev
 */
public class UpdateChannelInfo extends EnhancedTask {
        private int channel;
        
        /**
         * Creates new instance of <code>UpdateChannelInfo</code>.
         * @param channel The sampler channel to be updated.
         */
        public
        UpdateChannelInfo(int channel) {
                setTitle("UpdateChannelInfo_task");
                setDescription(i18n.getMessage("UpdateChannelInfo.description"));
                
                this.channel = channel;
        }
        
        /** The entry point of the task. */
        public void
        run() {
                try {
                        SamplerModel sm = CC.getSamplerModel();
                        sm.changeChannel(CC.getClient().getSamplerChannelInfo(channel));
                } catch(Exception x) {
                        /*
                         * We don't want to bother the user if error occurs when updating
                         * a channel because in most cases this happens due to a race condition
                         * between delete/update events. So we just log this error instead
                         * to indicate the failure of this task.
                         */
                        String msg = getDescription() + ": " + HF.getErrorMessage(x);
                        CC.getLogger().log(Level.INFO, msg, x);
                }
        }
        
        /**
         * Gets the ID of the channel for which information should be obtained.
         * @return The ID of the channel for which information should be obtained.
         */
        public int
        getChannelID() { return channel; }
}
1	iliev	787	/*
2			* JSampler - a java front-end for LinuxSampler
3			*
4			* Copyright (C) 2005 Grigor Kirilov Iliev
5			*
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 java.util.logging.Level;
26
27			import org.jsampler.CC;
28			import org.jsampler.HF;
29			import org.jsampler.SamplerModel;
30
31			import org.linuxsampler.lscp.SamplerChannel;
32
33			import static org.jsampler.JSI18n.i18n;
34
35
36			/**
37	iliev	911	* This task updates the settings of a specific sampler channel.
38	iliev	787	* @author Grigor Iliev
39			*/
40	iliev	842	public class UpdateChannelInfo extends EnhancedTask {
41	iliev	787	private int channel;
42
43	iliev	911	/**
44			* Creates new instance of <code>UpdateChannelInfo</code>.
45			* @param channel The sampler channel to be updated.
46			*/
47	iliev	787	public
48			UpdateChannelInfo(int channel) {
49			setTitle("UpdateChannelInfo_task");
50			setDescription(i18n.getMessage("UpdateChannelInfo.description"));
51
52			this.channel = channel;
53			}
54
55	iliev	911	/** The entry point of the task. */
56	iliev	787	public void
57			run() {
58			try {
59			SamplerModel sm = CC.getSamplerModel();
60			sm.changeChannel(CC.getClient().getSamplerChannelInfo(channel));
61			} catch(Exception x) {
62			/*
63			* We don't want to bother the user if error occurs when updating
64			* a channel because in most cases this happens due to a race condition
65			* between delete/update events. So we just log this error instead
66			* to indicate the failure of this task.
67			*/
68			String msg = getDescription() + ": " + HF.getErrorMessage(x);
69			CC.getLogger().log(Level.INFO, msg, x);
70			}
71			}
72
73			/**
74			* Gets the ID of the channel for which information should be obtained.
75			* @return The ID of the channel for which information should be obtained.
76			*/
77			public int
78			getChannelID() { return channel; }
79			}