--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/org/dancres/blitz/entry/FixedOIDs.java	Sat Mar 21 11:00:06 2009 +0000
@@ -0,0 +1,29 @@
+package org.dancres.blitz.entry;
+
+import org.dancres.util.BytePacker;
+
+/**
+   Various fixed OIDs are used to store meta data in the registry associated
+   with a particular type.  This class encapsulates all the knowledge of what
+   OIDs are used to store which bits of information.
+ */
+class FixedOIDs {
+    private static final long INDEXES_OID = 0;
+    private static final long SUBTYPES_OID = 1;
+
+    static final byte[] INDEXES_KEY =
+        keyFor(INDEXES_OID);
+
+    static final byte[] SUBTYPES_KEY =
+        keyFor(SUBTYPES_OID);
+
+    static byte[] keyFor(long anId) {
+        byte[] myKey = new byte[8];
+
+        BytePacker myPacker = BytePacker.getMSBPacker(myKey);
+        myPacker.putLong(anId, 0);
+
+        return myKey;
+    }
+
+}