1 files changed, 22 insertions, 0 deletions

diff --git a/subprojects/viatra-runtime-localsearch/src/main/java/tools/refinery/viatra/runtime/localsearch/planner/cost/ICostFunction.java b/subprojects/viatra-runtime-localsearch/src/main/java/tools/refinery/viatra/runtime/localsearch/planner/cost/ICostFunction.java
new file mode 100644
index 00000000..4d9d0708
--- /dev/null
+++ b/subprojects/viatra-runtime-localsearch/src/main/java/tools/refinery/viatra/runtime/localsearch/planner/cost/ICostFunction.java
@@ -0,0 +1,22 @@
+/*******************************************************************************
+ * Copyright (c) 2010-2016, Grill Balázs, IncQuery Labs Ltd.
+ * 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 tools.refinery.viatra.runtime.localsearch.planner.cost;
+
+/**
+ * Common interface for cost function implementation
+ * 
+ * @author Grill Balázs
+ * @since 1.4
+ *
+ */
+public interface ICostFunction{
+
+    public double apply(IConstraintEvaluationContext input);
+    
+}