From 9fee0ec4ca0c5b7a334cc29dbb58e76c7a4c736e Mon Sep 17 00:00:00 2001
From: Michiel Van Der Kolk <not.valid@email.address>
Date: Mon, 11 Jul 2005 15:42:37 +0000
Subject: Songdb java version, source. only 1.5 compatible

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7101 a1c6a512-1295-4272-9138-f99709370657
---
 songdbj/org/tritonus/share/TNotifier.java | 140 ++++++++++++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 songdbj/org/tritonus/share/TNotifier.java

(limited to 'songdbj/org/tritonus/share/TNotifier.java')

diff --git a/songdbj/org/tritonus/share/TNotifier.java b/songdbj/org/tritonus/share/TNotifier.java
new file mode 100644
index 0000000000..822b30c305
--- /dev/null
+++ b/songdbj/org/tritonus/share/TNotifier.java
@@ -0,0 +1,140 @@
+/*
+ *	TNotifier.java
+ *
+ *	This file is part of Tritonus: http://www.tritonus.org/
+ */
+
+/*
+ *  Copyright (c) 1999 by Matthias Pfisterer
+ *
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU Library General Public License as published
+ *   by the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   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 Library General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Library General Public
+ *   License along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+/*
+|<---            this code is formatted to fit into 80 columns             --->|
+*/
+
+package org.tritonus.share;
+
+import java.util.EventObject;
+import java.util.Collection;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Iterator;
+
+import javax.sound.sampled.LineListener;
+import javax.sound.sampled.LineEvent;
+
+
+
+public class TNotifier
+extends	Thread
+{
+	public static class NotifyEntry
+	{
+		private EventObject	m_event;
+		private List<LineListener>	m_listeners;
+
+
+
+		public NotifyEntry(EventObject event, Collection<LineListener> listeners)
+		{
+			m_event = event;
+			m_listeners = new ArrayList<LineListener>(listeners);
+		}
+
+
+		public void deliver()
+		{
+			// TDebug.out("%% TNotifier.NotifyEntry.deliver(): called.");
+			Iterator<LineListener>	iterator = m_listeners.iterator();
+			while (iterator.hasNext())
+			{
+				LineListener	listener = iterator.next();
+				listener.update((LineEvent) m_event);
+			}
+		}
+	}
+
+
+	public static TNotifier	notifier = null;
+
+	static
+	{
+		notifier = new TNotifier();
+		notifier.setDaemon(true);
+		notifier.start();
+	}
+
+
+
+	/**	The queue of events to deliver.
+	 *	The entries are of class NotifyEntry.
+	 */
+	private List<NotifyEntry>	m_entries;
+
+
+	public TNotifier()
+	{
+		super("Tritonus Notifier");
+		m_entries = new ArrayList<NotifyEntry>();
+	}
+
+
+
+	public void addEntry(EventObject event, Collection<LineListener> listeners)
+	{
+		// TDebug.out("%% TNotifier.addEntry(): called.");
+		synchronized (m_entries)
+		{
+			m_entries.add(new NotifyEntry(event, listeners));
+			m_entries.notifyAll();
+		}
+		// TDebug.out("%% TNotifier.addEntry(): completed.");
+	}
+
+
+	public void run()
+	{
+		while (true)
+		{
+			NotifyEntry	entry = null;
+			synchronized (m_entries)
+			{
+				while (m_entries.size() == 0)
+				{
+					try
+					{
+						m_entries.wait();
+					}
+					catch (InterruptedException e)
+					{
+						if (TDebug.TraceAllExceptions)
+						{
+							TDebug.out(e);
+						}
+					}
+				}
+				entry = m_entries.remove(0);
+			}
+			entry.deliver();
+		}
+	}
+}
+
+
+/*** TNotifier.java ***/
-- 
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