Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.utils.thread / src / org / simantics / utils / threads / ua / StateListener.java

diff --git a/bundles/org.simantics.utils.thread/src/org/simantics/utils/threads/ua/StateListener.java b/bundles/org.simantics.utils.thread/src/org/simantics/utils/threads/ua/StateListener.java
new file mode 100644 (file)
index 0000000..6484ee3
--- /dev/null
+++ b/bundles/org.simantics.utils.thread/src/org/simantics/utils/threads/ua/StateListener.java
@@ -0,0 +1,31 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+\r
+package org.simantics.utils.threads.ua;\r
+\r
+/**\r
+ * Listener for state changes\r
+ * \r
+ * @author Toni Kalajainen (toni.kalajainen@vtt.fi)\r
+ */\r
+public interface StateListener<StateType> {\r
+\r
+       /**\r
+        * Call-back for state transition\r
+        * \r
+        * @param sender State monitor object\r
+        * @param oldState new state\r
+        * @param newState new state\r
+        */\r
+       void onStateTransition(IStatefulObject<StateType, ?> sender, StateType oldState, StateType newState);\r
+       \r
+}\r