1 files changed, 32 insertions, 0 deletions
diff --git a/container-search/src/main/java/com/yahoo/prelude/templates/MapContext.java b/container-search/src/main/java/com/yahoo/prelude/templates/MapContext.java
new file mode 100644
index 00000000000..328faee5c29
--- /dev/null
+++ b/container-search/src/main/java/com/yahoo/prelude/templates/MapContext.java
@@ -0,0 +1,32 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.prelude.templates;
+
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/** A context having a map as secondary storage */
+public class MapContext extends Context {
+
+    private Map<String, Object> map = new LinkedHashMap<>();
+
+    @Override
+    public Object get(String key) {
+        return normalizeValue(map.get(key));
+    }
+
+    public Object put(String name, Object value) {
+        return map.put(name, value);
+    }
+
+    public Object remove(Object name) {
+        return map.remove(name);
+    }
+
+    @Override
+    public Collection<? extends Object> getKeys() {
+        return map.keySet();
+    }
+
+}