always check we can split the string first

weld · Jan 27, 2010 · c37a795 · c37a795
1 parent 944c6a2
commit c37a795
Showing 1 changed file with 10 additions and 4 deletions.
diff --git a/impl/src/main/java/org/jboss/weld/util/Names.java b/impl/src/main/java/org/jboss/weld/util/Names.java
@@ -223,10 +223,16 @@ public static String version(String version)
       if (version != null)
       {
          StringBuilder builder = new StringBuilder();
-         builder.append(version.substring(0, version.indexOf("."))).append(".");
-         version = version.substring(version.indexOf(".") + 1);
-         builder.append(version.substring(0, version.indexOf("."))).append(".");
-         version = version.substring(version.indexOf(".") + 1);
+         if (version.indexOf(".") > 0)
+         {
+            builder.append(version.substring(0, version.indexOf("."))).append(".");
+            version = version.substring(version.indexOf(".") + 1);
+         }
+         if (version.indexOf(".") > 0)
+         {
+            builder.append(version.substring(0, version.indexOf("."))).append(".");
+            version = version.substring(version.indexOf(".") + 1);
+         }
          if (version.indexOf("-") > 0)
          {
             builder.append(version.substring(0, version.indexOf("-"))).append(" (");