1 files changed, 48 insertions, 0 deletions

diff --git a/subprojects/viatra-runtime-rete/src/main/java/tools/refinery/viatra/runtime/rete/single/TransparentNode.java b/subprojects/viatra-runtime-rete/src/main/java/tools/refinery/viatra/runtime/rete/single/TransparentNode.java
new file mode 100644
index 00000000..6c21a966
--- /dev/null
+++ b/subprojects/viatra-runtime-rete/src/main/java/tools/refinery/viatra/runtime/rete/single/TransparentNode.java
@@ -0,0 +1,48 @@
+/*******************************************************************************
+ * Copyright (c) 2004-2008 Gabor Bergmann 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.rete.single;
+
+import java.util.Collection;
+import java.util.Map;
+
+import tools.refinery.viatra.runtime.matchers.tuple.Tuple;
+import tools.refinery.viatra.runtime.matchers.util.Direction;
+import tools.refinery.viatra.runtime.matchers.util.timeline.Timeline;
+import tools.refinery.viatra.runtime.rete.network.ReteContainer;
+import tools.refinery.viatra.runtime.rete.network.communication.Timestamp;
+
+/**
+ * Simply propagates everything. Might be used to join or fork.
+ * 
+ * @author Gabor Bergmann
+ */
+public class TransparentNode extends SingleInputNode {
+
+    public TransparentNode(final ReteContainer reteContainer) {
+        super(reteContainer);
+    }
+
+    @Override
+    public void update(final Direction direction, final Tuple updateElement, final Timestamp timestamp) {
+        propagateUpdate(direction, updateElement, timestamp);
+
+    }
+
+    @Override
+    public void pullInto(final Collection<Tuple> collector, final boolean flush) {
+        propagatePullInto(collector, flush);
+    }
+
+    @Override
+    public void pullIntoWithTimeline(final Map<Tuple, Timeline<Timestamp>> collector, final boolean flush) {
+        propagatePullIntoWithTimestamp(collector, flush);
+    }
+    
+}