--- old/src/share/classes/com/sun/tools/javac/code/Source.java	2009-12-27 19:02:15.000000000 +0100
+++ new/src/share/classes/com/sun/tools/javac/code/Source.java	2009-12-27 19:02:15.000000000 +0100
@@ -168,6 +168,12 @@
     public boolean allowStringsInSwitch() {
         return compareTo(JDK1_7) >= 0;
     }
+    public boolean allowFunctionType() {
+      return compareTo(JDK1_7) >= 0;
+    }
+    public boolean allowLambda() {
+      return compareTo(JDK1_7) >= 0;
+    }
     public static SourceVersion toSourceVersion(Source source) {
         switch(source) {
         case JDK1_2: