1 files changed, 51 insertions, 0 deletions
diff --git a/src/com/isode/stroke/streamstack/DummyStreamLayer.java b/src/com/isode/stroke/streamstack/DummyStreamLayer.java
new file mode 100644
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--- /dev/null
+++ b/src/com/isode/stroke/streamstack/DummyStreamLayer.java
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+/*  Copyright (c) 2016, Isode Limited, London, England.
+ *  All rights reserved.
+ *
+ *  Acquisition and use of this software and related materials for any
+ *  purpose requires a written license agreement from Isode Limited,
+ *  or a written license from an organisation licensed by Isode Limited
+ *  to grant such a license.
+ *
+ */
+package com.isode.stroke.streamstack;
+
+import com.isode.stroke.base.SafeByteArray;
+
+/**
+ *  The {@link DummyStreamLayer} can be used to use a {@link LowLayer} on its own, 
+ *  without a functioning parent layer. The {@link DummyStreamLayer} will serve as the 
+ *  parent layer to the {@link LowLayer} and is called when the {@link LowLayer} wants 
+ *  to write data to its parent layer.
+ */
+public class DummyStreamLayer implements HighLayer {
+
+    private LowLayer childLayer;
+    
+    public DummyStreamLayer(LowLayer lowLayer) {
+        childLayer = lowLayer;
+        childLayer.setParentLayer(this);
+    }
+    
+    @Override
+    public void handleDataRead(SafeByteArray data) {
+        // Empty Method
+    }
+
+    @Override
+    public LowLayer getChildLayer() {
+        return childLayer;
+    }
+
+    @Override
+    public void setChildLayer(LowLayer childLayer) {
+        this.childLayer = childLayer;
+    }
+
+    @Override
+    public void writeDataToChildLayer(SafeByteArray data) {
+        if (childLayer != null) {
+            childLayer.writeData(data);
+        }
+    }
+
+}