Added confkey to make @NonNull generate a different exception because of the IllegalArgumentException vs. NullPointerException that we really don’t want to get into.

test/transform/resource/after-ecj/NonNullWithAlternateException.java

@@ -0,0 +1,20 @@
+public class NonNullWithAlternateException {
+  private @lombok.NonNull @lombok.Setter String test;
+  public NonNullWithAlternateException() {
+    super();
+  }
+  public void testMethod(@lombok.NonNull String arg) {
+    if ((arg == null))
+        {
+          throw new java.lang.IllegalArgumentException("arg");
+        }
+    System.out.println(arg);
+  }
+  public @java.lang.SuppressWarnings("all") void setTest(final @lombok.NonNull String test) {
+    if ((test == null))
+        {
+          throw new java.lang.IllegalArgumentException("test");
+        }
+    this.test = test;
+  }
+}