1 files changed, 22 insertions, 0 deletions

diff --git a/subprojects/viatra-runtime-base/src/main/java/tools/refinery/viatra/runtime/base/api/IEMFIndexingErrorListener.java b/subprojects/viatra-runtime-base/src/main/java/tools/refinery/viatra/runtime/base/api/IEMFIndexingErrorListener.java
new file mode 100644
index 00000000..1dc3291b
--- /dev/null
+++ b/subprojects/viatra-runtime-base/src/main/java/tools/refinery/viatra/runtime/base/api/IEMFIndexingErrorListener.java
@@ -0,0 +1,22 @@
+/*******************************************************************************
+ * Copyright (c) 2010-2014, Zoltan Ujhelyi, Istvan Rath 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 tools.refinery.viatra.runtime.base.api;
+
+/**
+ * 
+ * This interface contains callbacks for various internal errors from the {@link NavigationHelper base index}.
+ * 
+ * @author Zoltan Ujhelyi
+ *
+ */
+public interface IEMFIndexingErrorListener {
+
+    void error(String description, Throwable t);
+    void fatal(String description, Throwable t);
+}