1 files changed, 30 insertions, 0 deletions
diff --git a/container-core/src/main/java/com/yahoo/processing/response/AbstractData.java b/container-core/src/main/java/com/yahoo/processing/response/AbstractData.java
new file mode 100644
index 00000000000..341c6c800a5
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+++ b/container-core/src/main/java/com/yahoo/processing/response/AbstractData.java
@@ -0,0 +1,30 @@
+// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.processing.response;
+
+import com.yahoo.component.provider.ListenableFreezableClass;
+import com.yahoo.processing.Request;
+
+/**
+ * Convenience superclass for implementations of data. This contains no payload.
+ *
+ * @author bratseth
+ */
+public abstract class AbstractData extends ListenableFreezableClass implements Data {
+
+    private Request request;
+
+    /**
+     * Creates some data marked with the request that created it
+     */
+    public AbstractData(Request request) {
+        this.request = request;
+    }
+
+    /**
+     * Returns the request that created this data
+     */
+    public Request request() {
+        return request;
+    }
+
+}