GNU Prolog for Java

gnu.prolog.vm.interpreter
Class EnterBacktrackInfo

java.lang.Object
  extended by gnu.prolog.vm.BacktrackInfo
      extended by gnu.prolog.vm.interpreter.EnterBacktrackInfo

public class EnterBacktrackInfo
extends BacktrackInfo

this backtrack info is created upon entering in predicate, it is used to detect fails and it is a normal cut parent.


Field Summary
 
Fields inherited from class gnu.prolog.vm.BacktrackInfo
codePosition, undoPosition
 
Constructor Summary
EnterBacktrackInfo(int undoPosition)
          a constructor
 
Method Summary
 
Methods inherited from class gnu.prolog.vm.BacktrackInfo
undo
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

EnterBacktrackInfo

public EnterBacktrackInfo(int undoPosition)
a constructor


GNU Prolog for Java