--- a/src/java.xml/share/classes/com/sun/org/apache/xalan/internal/xsltc/compiler/FunctionAvailableCall.java	Thu Feb 01 09:40:38 2018 -0800
+++ b/src/java.xml/share/classes/com/sun/org/apache/xalan/internal/xsltc/compiler/FunctionAvailableCall.java	Thu Feb 01 15:53:51 2018 -0800
@@ -97,7 +97,6 @@
      * the specified method is found in the specifed class.
      */
     private boolean hasMethods() {
-        LiteralExpr arg = (LiteralExpr)_arg;
 
         // Get the class name from the namespace uri
         String className = getClassNameFromUri(_namespaceOfFunct);
@@ -110,7 +109,7 @@
           int lastDotIndex = functionName.lastIndexOf('.');
           if (lastDotIndex > 0) {
             methodName = functionName.substring(lastDotIndex+1);
-            if (className != null && !className.equals(""))
+            if (className != null && className.length() != 0)
               className = className + "." + functionName.substring(0, lastDotIndex);
             else
               className = functionName.substring(0, lastDotIndex);