--- /dev/null
+<?php
+/**
+ * The general interface for all other database interfaces
+ *
+ * @author Roland Haeder <roland __NOSPAM__ [at] __REMOVE_ME__ mxchange [dot] org>
+ * @version 0.1
+ */
+interface FrameworkDatabaseInterface extends FrameworkInterface {
+ /**
+ * Saves a whole object by serializing it entirely or some specifyable
+ * parts. Specifying parts must be done before this method is called. If
+ * it is not done this method will serialize the whole object.
+ *
+ * @param $object An instance to the object we want to save
+ * @return void
+ * @see limitObject(ObjectLimits) limitObject
+ */
+ function saveObject ($object);
+
+ /**
+ * Analyses if a unique ID has already been used or not. This method does
+ * only pass the given ID through to the "real" database layer.
+ *
+ * @param $uniqueID A unique ID number which shall be checked
+ * before it will be used
+ * @param $inConstructor If called from a constructor or from
+ * somewhere else
+ * @return $isUnused true = The unique ID was not found in the database,
+ * false = It is already in use by an other object
+ * @throws NullPointerException If $dbInstance is null
+ * @throws NoObjectException If $dbInstance is not an object
+ * @throws MissingMethodException If the required method
+ * isUniqueIdUsed() was not found
+ */
+ function isUniqueIdUsed ($uniqueID, $inConstructor = false);
+
+ /**
+ * Gets cached data from the database layer and if not found fetch it from
+ * the database again. This method does not return the header stuff because
+ * The underlaying database class will return only the requested content.
+ *
+ * @param $idNumber The ID number which we need for looking up
+ * the requested data
+ * @return $cachedArray The maybe cached data from the database
+ * @throws NullPointerException If $dbInstance is null
+ * @throws NoObjectException If $dbInstance is not an object
+ * @throws MissingMethodException If the required method
+ * isUniqueIdUsed() was not found
+ */
+ function getObjectFromCachedData ($idNumber);
+}
+
+// [EOF]
+?>