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gnu.prolog.vm.interpreter
Class RetryBacktrackInfo

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

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public class RetryBacktrackInfo
extends BacktrackInfo

retry backtrack info. this backtrack info is used only by try_me_else, retry_me_else and trust_me instructions. It does not contains additional information.

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Field Summary

Fields inherited from class gnu.prolog.vm.BacktrackInfo
codePosition, undoPosition

Constructor Summary
RetryBacktrackInfo(int undoPosition, int codePositon) a costructor

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

RetryBacktrackInfo

public RetryBacktrackInfo(int undoPosition,
 int codePositon)

a costructor

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