--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/servlib/prophet/Oracle.h	Thu Apr 21 14:57:45 2011 +0100
@@ -0,0 +1,56 @@
+/*
+ *    Copyright 2007 Baylor University
+ * 
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ * 
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+#ifndef _PROPHET_ORACLE_H_
+#define _PROPHET_ORACLE_H_
+
+#include "Params.h"
+#include "Stats.h"
+#include "Table.h"
+#include "Repository.h"
+#include "AckList.h"
+#include "BundleCore.h"
+
+namespace prophet
+{
+
+/**
+ * The all-seeing Oracle has knowledge of Prophet parameters,
+ * Prophet Bundle stats, Prophet's list of routes, and access
+ * to the Bundle core.
+ */
+class Oracle
+{
+public:
+    virtual ~Oracle() {}
+    // params are read-only for Encounter
+    virtual const ProphetParams* params() const = 0;
+    virtual Stats*         stats()      = 0;
+    virtual Table*         nodes()      = 0;
+    virtual AckList*       acks()       = 0;
+    virtual BundleCore*    core()       = 0;
+    virtual void ack(const prophet::Bundle* b)
+    {
+        if (b == NULL) return;
+        acks()->insert(b,core());
+        stats()->drop_bundle(b);
+        core()->drop_bundle(b);
+    }
+}; // class Oracle
+
+}; // namespace prophet
+
+#endif // _PROPHET_ORACLE_H_