Transformation { public static @Nullable String transformRaw(String type, String function, String value) throws TransformationException { return trans(type, function, value); }  static @Nullable String transform(String type, String function, String value); static @Nullable String transformRaw(String type, String function, String value);  }
@Test public void testTransformRaw() { try { Transformation.transformRaw("UnknownTransformation", "function", "test"); } catch (TransformationException e) { assertEquals("No transformation service 'UnknownTransformation' could be found.", e.getMessage()); } }