Constructor Detail

• HasPositionalPredChecker

  public HasPositionalPredChecker()

Method Detail

• check

  public static boolean check​(LocPathIterator path)

  Process the LocPathIterator to see if it contains variables or functions that may make it context dependent.

  Parameters:

  path - LocPathIterator that is assumed to be absolute, but needs checking.

  Returns:

  true if the path is confirmed to be absolute, false if it may contain context dependencies.

• visitFunction

  public boolean visitFunction​(ExpressionOwner owner,
                               Function func)

  Visit a function.

  Overrides:

  visitFunction in class XPathVisitor

  Parameters:

  owner - The owner of the expression, to which the expression can be reset if rewriting takes place.

  func - The function reference object.

  Returns:

  true if the sub expressions should be traversed.

• visitPredicate

  public boolean visitPredicate​(ExpressionOwner owner,
                                Expression pred)

  Visit a predicate within a location path. Note that there isn't a proper unique component for predicates, and that the expression will be called also for whatever type Expression is.

  Overrides:

  visitPredicate in class XPathVisitor

  Parameters:

  owner - The owner of the expression, to which the expression can be reset if rewriting takes place.

  pred - The predicate object.

  Returns:

  true if the sub expressions should be traversed.