Removed old grammar source files

5 files changed, 0 insertions, 601 deletions

diff --git a/src/java_cup/simple_calc/Main.java b/src/java_cup/simple_calc/Main.java
deleted file mode 100644
index 8cd5627..0000000
--- a/src/java_cup/simple_calc/Main.java
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * This file is part of Petascope.
- *
- * Petascope is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as
- * published by the Free Software Foundation, either version 3 of
- * the License, or (at your option) any later version.
- *
- * Petascope is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with Petascope. If not, see <http://www.gnu.org/licenses/>.
- *
- * For more information please see <http://www.Petascope.org>
- * or contact Peter Baumann via <baumann@rasdaman.com>.
- *
- * Copyright 2009 Jacobs University Bremen, Peter Baumann.
- */
-
-// Driver for parser
-
-package java_cup.simple_calc;
-
-import java_cup.simple_calc.parser;
-import java_cup.runtime.Symbol;
-
-class Main {
-
-  static boolean do_debug_parse = false;
-
-  static public void main(String[] args) throws java.io.IOException {
-
-      /* create a parsing object */
-      parser parser_obj = new parser(new scanner());
-
-      /* open input files, etc. here */
-      Symbol parse_tree = null;
-
-      try {
-        if (do_debug_parse)
-          parse_tree = parser_obj.debug_parse();
-        else
-          parse_tree = parser_obj.parse();
-      } catch (Exception e) {
-        /* do cleanup here -- possibly rethrow e */
-      } finally {
-	/* do close out here */
-      }
-  }
-}
-
diff --git a/src/java_cup/simple_calc/parser.cup b/src/java_cup/simple_calc/parser.cup
deleted file mode 100644
index 44e41a0..0000000
--- a/src/java_cup/simple_calc/parser.cup
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * This file is part of Petascope.
- *
- * Petascope is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as
- * published by the Free Software Foundation, either version 3 of
- * the License, or (at your option) any later version.
- *
- * Petascope is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with Petascope. If not, see <http://www.gnu.org/licenses/>.
- *
- * For more information please see <http://www.Petascope.org>
- * or contact Peter Baumann via <baumann@rasdaman.com>.
- *
- * Copyright 2009 Jacobs University Bremen, Peter Baumann.
- */
-
-// JavaCup specification for a simple expression evaluator (w/ actions)
-
-package java_cup.simple_calc;
-
-import java_cup.runtime.*;
-
-/* Terminals (tokens returned by the scanner). */
-terminal           SEMI, PLUS, MINUS, TIMES, DIVIDE, MOD;
-terminal           UMINUS, LPAREN, RPAREN;
-terminal Integer   NUMBER;
-
-/* Non terminals */
-non terminal Object     expr_list, expr_part;
-non terminal Integer    expr;
-
-/* Precedences */
-precedence left PLUS, MINUS;
-precedence left TIMES, DIVIDE, MOD;
-precedence left UMINUS, LPAREN;
-
-/* The grammar */
-expr_list ::= expr_list expr_part 
-	      | 
-              expr_part;
-
-expr_part ::= expr:e 
-	      {: System.out.println("= " + e); :} 
-              SEMI              
-	      ;
-
-expr      ::= expr:e1 PLUS expr:e2    
-	      {: RESULT = new Integer(e1.intValue() + e2.intValue()); :} 
-	      | 
-              expr:e1 MINUS expr:e2    
-              {: RESULT = new Integer(e1.intValue() - e2.intValue()); :} 
-	      | 
-              expr:e1 TIMES expr:e2 
-	      {: RESULT = new Integer(e1.intValue() * e2.intValue()); :} 
-	      | 
-              expr:e1 DIVIDE expr:e2 
-	      {: RESULT = new Integer(e1.intValue() / e2.intValue()); :} 
-	      | 
-              expr:e1 MOD expr:e2 
-	      {: RESULT = new Integer(e1.intValue() % e2.intValue()); :} 
-	      | 
-              NUMBER:n                 
-	      {: RESULT = n; :} 
-	      | 
-              MINUS expr:e             
-	      {: RESULT = new Integer(0 - e.intValue()); :} 
-	      %prec UMINUS
-	      | 
-              LPAREN expr:e RPAREN     
-	      {: RESULT = e; :} 
-	      ;
diff --git a/src/java_cup/simple_calc/parser.java b/src/java_cup/simple_calc/parser.java
deleted file mode 100644
index 95aa504..0000000
--- a/src/java_cup/simple_calc/parser.java
+++ /dev/null
@@ -1,339 +0,0 @@
-/*
- * This file is part of Petascope.
- *
- * Petascope is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as
- * published by the Free Software Foundation, either version 3 of
- * the License, or (at your option) any later version.
- *
- * Petascope is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with Petascope. If not, see <http://www.gnu.org/licenses/>.
- *
- * For more information please see <http://www.Petascope.org>
- * or contact Peter Baumann via <baumann@rasdaman.com>.
- *
- * Copyright 2009 Jacobs University Bremen, Peter Baumann.
- */
-
-//----------------------------------------------------
-// The following code was generated by CUP v0.10k
-// Sun Jul 25 13:36:02 EDT 1999
-//----------------------------------------------------
-
-package java_cup.simple_calc;
-
-import java_cup.runtime.*;
-
-/** CUP v0.10k generated parser.
-  * @version Sun Jul 25 13:36:02 EDT 1999
-  */
-public class parser extends java_cup.runtime.lr_parser {
-
-  /** Default constructor. */
-  public parser() {super();}
-
-  /** Constructor which sets the default scanner. */
-  public parser(java_cup.runtime.Scanner s) {super(s);}
-
-  /** Production table. */
-  protected static final short _production_table[][] = 
-    unpackFromStrings(new String[] {
-    "\000\015\000\002\003\004\000\002\002\004\000\002\003" +
-    "\003\000\002\006\002\000\002\004\005\000\002\005\005" +
-    "\000\002\005\005\000\002\005\005\000\002\005\005\000" +
-    "\002\005\005\000\002\005\003\000\002\005\004\000\002" +
-    "\005\005" });
-
-  /** Access to production table. */
-  public short[][] production_table() {return _production_table;}
-
-  /** Parse-action table. */
-  protected static final short[][] _action_table = 
-    unpackFromStrings(new String[] {
-    "\000\030\000\010\006\004\013\011\015\005\001\002\000" +
-    "\010\006\004\013\011\015\005\001\002\000\020\004\ufff7" +
-    "\005\ufff7\006\ufff7\007\ufff7\010\ufff7\011\ufff7\014\ufff7\001" +
-    "\002\000\012\002\uffff\006\uffff\013\uffff\015\uffff\001\002" +
-    "\000\016\004\ufffe\005\016\006\014\007\020\010\017\011" +
-    "\013\001\002\000\012\002\027\006\004\013\011\015\005" +
-    "\001\002\000\010\006\004\013\011\015\005\001\002\000" +
-    "\016\005\016\006\014\007\020\010\017\011\013\014\015" +
-    "\001\002\000\010\006\004\013\011\015\005\001\002\000" +
-    "\010\006\004\013\011\015\005\001\002\000\020\004\ufff5" +
-    "\005\ufff5\006\ufff5\007\ufff5\010\ufff5\011\ufff5\014\ufff5\001" +
-    "\002\000\010\006\004\013\011\015\005\001\002\000\010" +
-    "\006\004\013\011\015\005\001\002\000\010\006\004\013" +
-    "\011\015\005\001\002\000\020\004\ufffa\005\ufffa\006\ufffa" +
-    "\007\ufffa\010\ufffa\011\ufffa\014\ufffa\001\002\000\020\004" +
-    "\ufff9\005\ufff9\006\ufff9\007\ufff9\010\ufff9\011\ufff9\014\ufff9" +
-    "\001\002\000\020\004\ufffc\005\ufffc\006\ufffc\007\020\010" +
-    "\017\011\013\014\ufffc\001\002\000\020\004\ufffb\005\ufffb" +
-    "\006\ufffb\007\020\010\017\011\013\014\ufffb\001\002\000" +
-    "\020\004\ufff8\005\ufff8\006\ufff8\007\ufff8\010\ufff8\011\ufff8" +
-    "\014\ufff8\001\002\000\012\002\001\006\001\013\001\015" +
-    "\001\001\002\000\004\002\000\001\002\000\004\004\031" +
-    "\001\002\000\012\002\ufffd\006\ufffd\013\ufffd\015\ufffd\001" +
-    "\002\000\020\004\ufff6\005\ufff6\006\ufff6\007\ufff6\010\ufff6" +
-    "\011\ufff6\014\ufff6\001\002" });
-
-  /** Access to parse-action table. */
-  public short[][] action_table() {return _action_table;}
-
-  /** <code>reduce_goto</code> table. */
-  protected static final short[][] _reduce_table = 
-    unpackFromStrings(new String[] {
-    "\000\030\000\010\003\007\004\005\005\006\001\001\000" +
-    "\004\005\031\001\001\000\002\001\001\000\002\001\001" +
-    "\000\004\006\027\001\001\000\006\004\025\005\006\001" +
-    "\001\000\004\005\011\001\001\000\002\001\001\000\004" +
-    "\005\024\001\001\000\004\005\023\001\001\000\002\001" +
-    "\001\000\004\005\022\001\001\000\004\005\021\001\001" +
-    "\000\004\005\020\001\001\000\002\001\001\000\002\001" +
-    "\001\000\002\001\001\000\002\001\001\000\002\001\001" +
-    "\000\002\001\001\000\002\001\001\000\002\001\001\000" +
-    "\002\001\001\000\002\001\001" });
-
-  /** Access to <code>reduce_goto</code> table. */
-  public short[][] reduce_table() {return _reduce_table;}
-
-  /** Instance of action encapsulation class. */
-  protected CUP$parser$actions action_obj;
-
-  /** Action encapsulation object initializer. */
-  protected void init_actions()
-    {
-      action_obj = new CUP$parser$actions(this);
-    }
-
-  /** Invoke a user supplied parse action. */
-  public java_cup.runtime.Symbol do_action(
-    int                        act_num,
-    java_cup.runtime.lr_parser parser,
-    java.util.Stack            stack,
-    int                        top)
-    throws java.lang.Exception
-  {
-    /* call code in generated class */
-    return action_obj.CUP$parser$do_action(act_num, parser, stack, top);
-  }
-
-  /** Indicates start state. */
-  public int start_state() {return 0;}
-  /** Indicates start production. */
-  public int start_production() {return 1;}
-
-  /** <code>EOF</code> Symbol index. */
-  public int EOF_sym() {return 0;}
-
-  /** <code>error</code> Symbol index. */
-  public int error_sym() {return 1;}
-
-}
-
-/** Cup generated class to encapsulate user supplied action code.*/
-class CUP$parser$actions {
-  private final parser parser;
-
-  /** Constructor */
-  CUP$parser$actions(parser parser) {
-    this.parser = parser;
-  }
-
-  /** Method with the actual generated action code. */
-  public final java_cup.runtime.Symbol CUP$parser$do_action(
-    int                        CUP$parser$act_num,
-    java_cup.runtime.lr_parser CUP$parser$parser,
-    java.util.Stack            CUP$parser$stack,
-    int                        CUP$parser$top)
-    throws java.lang.Exception
-    {
-      /* Symbol object for return from actions */
-      java_cup.runtime.Symbol CUP$parser$result;
-
-      /* select the action based on the action number */
-      switch (CUP$parser$act_num)
-        {
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 12: // expr ::= LPAREN expr RPAREN 
-            {
-              Integer RESULT = null;
-		int eleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
-		int eright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
-		Integer e = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
-		 RESULT = e; 
-              CUP$parser$result = new java_cup.runtime.Symbol(3/*expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 11: // expr ::= MINUS expr 
-            {
-              Integer RESULT = null;
-		int eleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
-		int eright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
-		Integer e = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
-		 RESULT = new Integer(0 - e.intValue()); 
-              CUP$parser$result = new java_cup.runtime.Symbol(3/*expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 10: // expr ::= NUMBER 
-            {
-              Integer RESULT = null;
-		int nleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
-		int nright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
-		Integer n = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
-		 RESULT = n; 
-              CUP$parser$result = new java_cup.runtime.Symbol(3/*expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 9: // expr ::= expr MOD expr 
-            {
-              Integer RESULT = null;
-		int e1left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
-		int e1right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
-		Integer e1 = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
-		int e2left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
-		int e2right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
-		Integer e2 = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
-		 RESULT = new Integer(e1.intValue() % e2.intValue()); 
-              CUP$parser$result = new java_cup.runtime.Symbol(3/*expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 8: // expr ::= expr DIVIDE expr 
-            {
-              Integer RESULT = null;
-		int e1left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
-		int e1right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
-		Integer e1 = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
-		int e2left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
-		int e2right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
-		Integer e2 = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
-		 RESULT = new Integer(e1.intValue() / e2.intValue()); 
-              CUP$parser$result = new java_cup.runtime.Symbol(3/*expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 7: // expr ::= expr TIMES expr 
-            {
-              Integer RESULT = null;
-		int e1left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
-		int e1right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
-		Integer e1 = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
-		int e2left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
-		int e2right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
-		Integer e2 = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
-		 RESULT = new Integer(e1.intValue() * e2.intValue()); 
-              CUP$parser$result = new java_cup.runtime.Symbol(3/*expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 6: // expr ::= expr MINUS expr 
-            {
-              Integer RESULT = null;
-		int e1left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
-		int e1right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
-		Integer e1 = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
-		int e2left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
-		int e2right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
-		Integer e2 = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
-		 RESULT = new Integer(e1.intValue() - e2.intValue()); 
-              CUP$parser$result = new java_cup.runtime.Symbol(3/*expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 5: // expr ::= expr PLUS expr 
-            {
-              Integer RESULT = null;
-		int e1left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
-		int e1right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
-		Integer e1 = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
-		int e2left = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
-		int e2right = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
-		Integer e2 = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
-		 RESULT = new Integer(e1.intValue() + e2.intValue()); 
-              CUP$parser$result = new java_cup.runtime.Symbol(3/*expr*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 4: // expr_part ::= expr NT$0 SEMI 
-            {
-              Object RESULT = null;
-              // propagate RESULT from NT$0
-              if ( ((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value != null )
-                RESULT = (Object) ((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
-		int eleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left;
-		int eright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).right;
-		Integer e = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-2)).value;
-
-              CUP$parser$result = new java_cup.runtime.Symbol(2/*expr_part*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 3: // NT$0 ::= 
-            {
-              Object RESULT = null;
-		int eleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
-		int eright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
-		Integer e = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
- System.out.println("= " + e); 
-              CUP$parser$result = new java_cup.runtime.Symbol(4/*NT$0*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 2: // expr_list ::= expr_part 
-            {
-              Object RESULT = null;
-
-              CUP$parser$result = new java_cup.runtime.Symbol(1/*expr_list*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 1: // $START ::= expr_list EOF 
-            {
-              Object RESULT = null;
-		int start_valleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
-		int start_valright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
-		Object start_val = (Object)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
-		RESULT = start_val;
-              CUP$parser$result = new java_cup.runtime.Symbol(0/*$START*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          /* ACCEPT */
-          CUP$parser$parser.done_parsing();
-          return CUP$parser$result;
-
-          /*. . . . . . . . . . . . . . . . . . . .*/
-          case 0: // expr_list ::= expr_list expr_part 
-            {
-              Object RESULT = null;
-
-              CUP$parser$result = new java_cup.runtime.Symbol(1/*expr_list*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
-            }
-          return CUP$parser$result;
-
-          /* . . . . . .*/
-          default:
-            throw new Exception(
-               "Invalid action number found in internal parse table");
-
-        }
-    }
-}
-
diff --git a/src/java_cup/simple_calc/scanner.java b/src/java_cup/simple_calc/scanner.java
deleted file mode 100644
index c64ee15..0000000
--- a/src/java_cup/simple_calc/scanner.java
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * This file is part of Petascope.
- *
- * Petascope is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as
- * published by the Free Software Foundation, either version 3 of
- * the License, or (at your option) any later version.
- *
- * Petascope is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with Petascope. If not, see <http://www.gnu.org/licenses/>.
- *
- * For more information please see <http://www.Petascope.org>
- * or contact Peter Baumann via <baumann@rasdaman.com>.
- *
- * Copyright 2009 Jacobs University Bremen, Peter Baumann.
- */
-
-// Simple Example Scanner Class
-
-package java_cup.simple_calc;
-
-import java_cup.runtime.Symbol;
-
-public class scanner implements java_cup.runtime.Scanner {
-  final java.io.InputStream instream;
-
-  public scanner(java.io.InputStream is) throws java.io.IOException {
-    instream = is;
-  }
-  public scanner() throws java.io.IOException { this(System.in); }
-
-  /* single lookahead character */
-  protected int next_char = -2;
-
-  /* advance input by one character */
-  protected void advance()
-    throws java.io.IOException
-    { next_char = instream.read(); }
-
-  /* initialize the scanner */
-  private void init()
-    throws java.io.IOException
-    { advance(); }
-
-  /* recognize and return the next complete token */
-  public Symbol next_token()
-    throws java.io.IOException
-    {
-      if (next_char==-2) init(); // set stuff up first time we are called.
-      for (;;)
-        switch (next_char)
-	  {
-	    case '0': case '1': case '2': case '3': case '4': 
-	    case '5': case '6': case '7': case '8': case '9': 
-	      /* parse a decimal integer */
-	      int i_val = 0;
-	      do {
-	        i_val = i_val * 10 + (next_char - '0');
-	        advance();
-	      } while (next_char >= '0' && next_char <= '9');
-	    return new Symbol(sym.NUMBER, new Integer(i_val));
-
-	    case ';': advance(); return new Symbol(sym.SEMI);
-	    case '+': advance(); return new Symbol(sym.PLUS);
-	    case '-': advance(); return new Symbol(sym.MINUS);
-	    case '*': advance(); return new Symbol(sym.TIMES);
-	    case '/': advance(); return new Symbol(sym.DIVIDE);
-	    case '%': advance(); return new Symbol(sym.MOD);
-	    case '(': advance(); return new Symbol(sym.LPAREN);
-	    case ')': advance(); return new Symbol(sym.RPAREN);
-
-	    case -1: return new Symbol(sym.EOF);
-
-	    default: 
-	      /* in this simple scanner we just ignore everything else */
-	      advance();
-	    break;
-	  }
-    }
-};
diff --git a/src/java_cup/simple_calc/sym.java b/src/java_cup/simple_calc/sym.java
deleted file mode 100644
index 781dda3..0000000
--- a/src/java_cup/simple_calc/sym.java
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * This file is part of Petascope.
- *
- * Petascope is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as
- * published by the Free Software Foundation, either version 3 of
- * the License, or (at your option) any later version.
- *
- * Petascope is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with Petascope. If not, see <http://www.gnu.org/licenses/>.
- *
- * For more information please see <http://www.Petascope.org>
- * or contact Peter Baumann via <baumann@rasdaman.com>.
- *
- * Copyright 2009 Jacobs University Bremen, Peter Baumann.
- */
-
-//----------------------------------------------------
-// The following code was generated by CUP v0.10k
-// Sun Jul 25 13:36:02 EDT 1999
-//----------------------------------------------------
-
-package java_cup.simple_calc;
-
-/** CUP generated class containing symbol constants. */
-public class sym {
-  /* terminals */
-  public static final int SEMI = 2;
-  public static final int EOF = 0;
-  public static final int DIVIDE = 6;
-  public static final int NUMBER = 11;
-  public static final int error = 1;
-  public static final int UMINUS = 8;
-  public static final int MINUS = 4;
-  public static final int TIMES = 5;
-  public static final int LPAREN = 9;
-  public static final int RPAREN = 10;
-  public static final int MOD = 7;
-  public static final int PLUS = 3;
-}
-