319519 Warn about duplicate configuration files

git-svn-id: svn+ssh://dev.eclipse.org/svnroot/rt/org.eclipse.jetty/jetty/trunk@2108 7e9141cc-0065-0410-87d8-b60c137991c4

VERSION.txt

@@ -1,6 +1,7 @@
 jetty-7.2-SNAPSHOT
  + 319334 Concurrent, sharable ResourceCache
  + 319370 WebAppClassLoader.Context
+ + 319519 Warn about duplicate configuration files
  + JETTY-1249 Apply max idle time
  + Added ignore to Logger interface
 

jetty-start/src/main/java/org/eclipse/jetty/start/Main.java

@@ -269,6 +269,11 @@ public class Main
                 }
                 
                 // Anything else is considered an XML file.
+                if (xmls.contains(arg))
+                {
+                    System.out.println("WARN: Argument '"+arg+"' specified multiple times. Check start.ini?");
+                    System.out.println("Use java -jar start.jar --help for usage information.");
+                }
                 xmls.add(arg);
             }