code: private IdentifierImpl createIdentifierForWildExpression(String selector) 
      throws InvalidXPathSyntaxException 
    {
      if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
        tc.entry(cclass,
                 "createIdentifierForWildExpression",
                 "selector: " + selector);
      
      IdentifierImpl wildIdentifier = new IdentifierImpl(selector); 
  
      // Set the appropriate XPath parameters for this Identifier
      setXPathCharacteristics(wildIdentifier); 
      
      if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
        tc.exit(this,cclass, "createIdentifierForSubExpression", wildIdentifier); 
      
      return wildIdentifier;
    }
docs: Wrap a selector with a multilevel wildcard in an Identifier.
  
  @param selector
  @return
  @throws InvalidXPathSyntaxException