1 files changed, 43 insertions, 0 deletions
diff --git a/src/com/isode/stroke/streamstack/CompressionLayer.java b/src/com/isode/stroke/streamstack/CompressionLayer.java
new file mode 100644
index 0000000..fae8263
--- /dev/null
+++ b/src/com/isode/stroke/streamstack/CompressionLayer.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2010 Remko Tron�on
+ * Licensed under the GNU General Public License v3.
+ * See Documentation/Licenses/GPLv3.txt for more information.
+ */
+/*
+ * Copyright (c) 2011, Isode Limited, London, England.
+ * All rights reserved.
+ */
+package com.isode.stroke.streamstack;
+
+import com.isode.stroke.base.ByteArray;
+import com.isode.stroke.compress.ZLibCompressor;
+import com.isode.stroke.compress.ZLibDecompressor;
+import com.isode.stroke.compress.ZLibException;
+import com.isode.stroke.signals.Signal;
+
+public class CompressionLayer extends StreamLayer {
+
+    public void writeData(ByteArray data) {
+        try {
+            writeDataToChildLayer(compressor_.process(data));
+        }
+        catch (ZLibException e) {
+            onError.emit();
+        }
+    }
+
+    public void handleDataRead(ByteArray data) {
+        try {
+            writeDataToParentLayer(decompressor_.process(data));
+        }
+        catch (ZLibException e) {
+            onError.emit();
+        }
+    }
+
+    public Signal onError = new Signal();
+
+    private ZLibCompressor compressor_ = new ZLibCompressor();
+    private ZLibDecompressor decompressor_ = new ZLibDecompressor();
+
+}