[mvp-xml-cvs] Common/v2/src/XPath XPathCache.cs,1.2,1.3

[Oleg T. <he...@us...>]

Update of /cvsroot/mvp-xml/Common/v2/src/XPath
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv10046/v2/src/XPath

Modified Files:
	XPathCache.cs 
Log Message:


Index: XPathCache.cs
===================================================================
RCS file: /cvsroot/mvp-xml/Common/v2/src/XPath/XPathCache.cs,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -d -r1.2 -r1.3
--- XPathCache.cs	25 Oct 2005 21:33:44 -0000	1.2
+++ XPathCache.cs	26 Oct 2005 15:08:29 -0000	1.3
@@ -43,11 +43,15 @@
 		/// </summary>
 		private static XPathExpression GetCompiledExpression(string expression, XPathNavigator source)
 		{
-			XPathExpression expr = Cache[expression];
+			XPathExpression expr;
 
-			// No double checks. At most we will compile twice. No big deal.
-			if (expr == null)
-			{
+      if (Cache.ContainsKey(expression))
+      {
+        expr = Cache[expression];
+      }
+      else 
+      {
+			  // No double checks. At most we will compile twice. No big deal.			  
 				expr = source.Compile(expression);
 				Cache[expression] = expr;
 			}