Serialization of EO user objects.

eo/src/serial/Serializable.h

@@ -0,0 +1,44 @@
+# ifndef __EOSERIAL_SERIALIZABLE_H__
+# define __EOSERIAL_SERIALIZABLE_H__
+
+# include <string>
+
+namespace eoserial
+{
+
+class Object; // to avoid recursive inclusion with JsonObject
+
+/**
+ * @brief Interface showing that object can be written to a eoserial type
+ * (currently JSON).
+ */
+class Printable
+{
+public:
+    /**
+     * @brief Serializes the object to JSON format.
+     * @return A JSON object created with new.
+     */
+    virtual eoserial::Object* pack() const = 0;
+};
+
+/**
+ * @brief Interface showing that object can be eoserialized (written and read
+ * from an input).
+ *
+ * Note : Persistent objects should have a default non-arguments constructor.
+ */
+class Persistent : public Printable
+{
+    public:
+    /**
+     * @brief Loads class fields from a JSON object.
+     * @param json A JSON object. Programmer doesn't have to delete it, it
+     * is automatically done.
+     */
+    virtual void unpack(const eoserial::Object* json) = 0;
+};
+
+} // namespace eoserial
+
+# endif // __EOSERIAL_SERIALIZABLE_H__