servlib/routing/ProphetBundle.h
changeset 0 2b3e5ec03512
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/servlib/routing/ProphetBundle.h	Thu Apr 21 14:57:45 2011 +0100
@@ -0,0 +1,116 @@
+/*
+ *    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_BUNDLE_H_
+#define _PROPHET_BUNDLE_H_
+
+#include "bundling/Bundle.h"
+#include "prophet/Bundle.h"
+
+namespace dtn
+{
+
+/**
+ * Unification class that ties together Prophet's metadata view with 
+ * DTN's complete Bundle object.
+ */
+class ProphetBundle : public prophet::Bundle
+{
+public:
+    /**
+     * Constructor
+     */
+    ProphetBundle(const BundleRef& bundle)
+        : ref_("ProphetBundle"), str_("")
+    {
+        ref_ = bundle.object();
+    }
+
+    /**
+     * Constructor
+     */
+    ProphetBundle(const ProphetBundle& other)
+        : prophet::Bundle(other), ref_(other.ref_) {}
+
+    /**
+     * Destructor
+     */
+    virtual ~ProphetBundle()
+    {
+        ref_ = NULL;
+    }
+
+    /**
+     * Assignment operator
+     */
+    ProphetBundle& operator= (const ProphetBundle& other)
+    {
+        ref_ = other.ref_;
+        return *this;
+    }
+
+    /**
+     * Return const ref to BundleRef member
+     */
+    const BundleRef& ref() const { return ref_; }
+
+    ///@{ Virtual from prophet::Bundle
+    virtual const std::string& destination_id() const
+    {
+        return (ref_ == NULL) ? str_ : ref()->dest().str();
+    }
+    virtual const std::string& source_id() const
+    {
+        return (ref_ == NULL) ? str_ : ref()->source().str();
+    }
+    virtual u_int32_t creation_ts() const
+    {
+        return (ref_ == NULL) ? 0 : ref()->creation_ts().seconds_;
+    }
+    virtual u_int32_t sequence_num() const
+    {
+        return (ref_ == NULL) ? 0 : ref()->creation_ts().seqno_;
+    }
+    virtual u_int32_t expiration_ts() const
+    {
+        return (ref_ == NULL) ? 0 : ref()->expiration();
+    }
+    virtual u_int size() const
+    {
+        return (ref_ == NULL) ? 0 : ref()->payload().length();
+    }
+    virtual u_int num_forward() const
+    {
+        return (ref_ == NULL) ? 0 :
+            ref()->fwdlog()->get_count(ForwardingInfo::TRANSMITTED,
+                ForwardingInfo::COPY_ACTION);
+    }
+    virtual bool custody_requested() const
+    {
+        return (ref_ == NULL) ? false : ref()->custody_requested();
+    }
+    ///@}
+
+protected:
+
+    BundleRef ref_; ///< DTN bundle object
+    std::string str_; ///< return value for NULL condition
+
+}; // class ProphetBundle
+
+}; // namespace dtn
+
+#endif // _PROPHET_BUNDLE_H_