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diff --git a/container-core/src/main/java/com/yahoo/processing/handler/ResponseStatus.java b/container-core/src/main/java/com/yahoo/processing/handler/ResponseStatus.java
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+++ b/container-core/src/main/java/com/yahoo/processing/handler/ResponseStatus.java
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+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.processing.handler;
+
+import com.yahoo.processing.Request;
+import com.yahoo.processing.response.AbstractData;
+
+/**
+ * <p>A data item holding a response HTTP status code.
+ * If this is present in a Response it will determine the HTTP status of the response (when returned over HTTP),
+ * regardless of any errors present in the result which might otherwise determine the response status.</p>
+ *
+ * <p>If several ResponseStatus instances are present, the first one encountered by a depth-first search through
+ * the data composite tree will be used.</p>
+ *
+ * <p>Note that this must be added to the response before any response data is writable to take effect.</p>
+ *
+ * @author bratseth
+ */
+public class ResponseStatus extends AbstractData {
+
+    /** A http status code */
+    private final int code;
+
+    public ResponseStatus(int code, Request request) {
+        super(request);
+        this.code = code;
+    }
+
+    /** Returns the code of this */
+    public int code() { return code; }
+
+    @Override
+    public String toString() {
+        return "HTTP response " + code;
+    }
+
+}