Index: java/org/apache/catalina/webresources/StandardRoot.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>windows-1251
===================================================================
--- java/org/apache/catalina/webresources/StandardRoot.java	(revision 1711254)
+++ java/org/apache/catalina/webresources/StandardRoot.java	(revision )
@@ -93,7 +93,21 @@
         allResources.add(postResources);
     }
 
+    protected static final boolean GET_RESOURCE_REQUIRE_SLASH;
 
+
+    static {
+        String requireSlash = System.getProperty(
+                "org.apache.catalina.core.ApplicationContext.GET_RESOURCE_REQUIRE_SLASH");
+        if (requireSlash == null) {
+            GET_RESOURCE_REQUIRE_SLASH = true;
+        } else {
+            GET_RESOURCE_REQUIRE_SLASH =
+                    Boolean.valueOf(requireSlash).booleanValue();
+        }
+    }
+
+
     /**
      * Creates a new standard implementation of {@link WebResourceRoot}. A no
      * argument constructor is required for this to work with the digester.
@@ -246,7 +260,14 @@
                     sm.getString("standardRoot.checkStateNotStarted"));
         }
 
-        if (path == null || path.length() == 0 || !path.startsWith("/")) {
+        if (!path.startsWith("/")) {
+            if (GET_RESOURCE_REQUIRE_SLASH)
+                return null;
+            else
+                path = "/" + path;
+        }
+
+        if (path == null || path.length() == 0 ) {
             throw new IllegalArgumentException(
                     sm.getString("standardRoot.invalidPath", path));
         }