From e11bce7ad3e803e80883499fec0ad6e4540ffe43 Mon Sep 17 00:00:00 2001
From: Kristóf Marussy <marussy@mit.bme.hu>
Date: Tue, 30 Jun 2020 18:03:48 +0200
Subject: Add modified VIATRA-DSE version

---
 .../dse/visualizer/IExploreEventHandler.java       | 40 ++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 Solvers/VIATRA-Solver/org.eclipse.viatra.dse/src/org/eclipse/viatra/dse/visualizer/IExploreEventHandler.java

(limited to 'Solvers/VIATRA-Solver/org.eclipse.viatra.dse/src/org/eclipse/viatra/dse/visualizer/IExploreEventHandler.java')

diff --git a/Solvers/VIATRA-Solver/org.eclipse.viatra.dse/src/org/eclipse/viatra/dse/visualizer/IExploreEventHandler.java b/Solvers/VIATRA-Solver/org.eclipse.viatra.dse/src/org/eclipse/viatra/dse/visualizer/IExploreEventHandler.java
new file mode 100644
index 00000000..9f902f31
--- /dev/null
+++ b/Solvers/VIATRA-Solver/org.eclipse.viatra.dse/src/org/eclipse/viatra/dse/visualizer/IExploreEventHandler.java
@@ -0,0 +1,40 @@
+/*******************************************************************************
+ * Copyright (c) 2010-2014, Miklos Foldenyi, Andras Szabolcs Nagy, Abel Hegedus, Akos Horvath, Zoltan Ujhelyi and Daniel Varro
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-v20.html.
+ * 
+ * SPDX-License-Identifier: EPL-2.0
+ *******************************************************************************/
+package org.eclipse.viatra.dse.visualizer;
+
+import org.eclipse.viatra.dse.base.DesignSpaceManager;
+
+/**
+ * An implementation of this interface is notified about every move in the design space (firing a rule activation or
+ * undoing it) of a single thread, if registered to the corresponding {@link DesignSpaceManager}. Its methods are called
+ * synchronously, therefore the implementation can have an impact on the performance. Also note, if the same instance is
+ * registered to multiple threads ({@link DesignSpaceManager}), it has to be thread safe.
+ * 
+ * @author Andras Szabolcs Nagy
+ *
+ */
+public interface IExploreEventHandler {
+
+    /**
+     * Called by the {@link DesignSpaceManager}, after a rule activation (transition) is fired. Multiple calls with the
+     * same transition can occur.
+     * 
+     * @param transition The fired transition.
+     */
+    void transitionFired(Object transition);
+
+    /**
+     * Called by the {@link DesignSpaceManager}, after undoing the previously fired rule activation (transition).
+     * Multiple calls with the same transition can occur.
+     * 
+     * @param transition The undone transition.
+     */
+    void undo(Object transition);
+
+}
-- 
cgit v1.2.3-54-g00ecf