I've got too many sandboxes, so I'm committing these changes,

half-done, from one sandbox so as to consolidate my sandboxes.

source/org/thdl/tib/text/tshegbar/TransitionInstruction.java

@@ -0,0 +1,58 @@
+/*
+The contents of this file are subject to the THDL Open Community License
+Version 1.0 (the "License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License on the THDL web site 
+(http://www.thdl.org/).
+
+Software distributed under the License is distributed on an "AS IS" basis, 
+WITHOUT WARRANTY OF ANY KIND, either express or implied. See the 
+License for the specific terms governing rights and limitations under the 
+License. 
+
+The Initial Developer of this software is the Tibetan and Himalayan Digital
+Library (THDL). Portions created by the THDL are Copyright 2001-2003 THDL.
+All Rights Reserved. 
+
+Contributor(s): ______________________________________.
+*/
+
+package org.thdl.tib.text.tshegbar;
+
+
+/** DLC FIXMEDOC */
+class TransitionInstruction implements UnicodeReadingStateMachineConstants {
+    private TransitionInstruction() { super(); }
+    TransitionInstruction(int nextState, int action) {
+        super();
+
+        assert(action == ACTION_CONTINUES_GRAPHEME_CLUSTER
+               || action == ACTION_BEGINS_NEW_GRAPHEME_CLUSTER
+               || action == ACTION_PREPEND_WITH_0F68);
+
+        assert(nextState == STATE_START
+               || nextState == STATE_READY
+               || nextState == STATE_DIGIT
+               || nextState == STATE_STACKING
+               || nextState == STATE_STACKPLUSACHUNG
+               || nextState == STATE_PARTIALMARK);
+
+        // we start in the start state, but we can never return to it.
+        assert(nextState != STATE_START);
+        
+        this.nextState = nextState;
+        this.action = action;
+    }
+
+    /** the state (e.g., {@link #STATE_READY}) to which to transition
+     *  next */
+    private int nextState;
+    
+    /** the action to perform upon transition, either {@link
+     *  #ACTION_CONTINUES_GRAPHEME_CLUSTER}, {@link
+     *  #ACTION_BEGINS_NEW_GRAPHEME_CLUSTER}, or {@link
+     *  #ACTION_PREPEND_WITH_0F68} */
+    private int action;
+
+    int getAction() { return action; }
+    int getNextState() { return nextState; }
+}