System.setProperty("org.apache.wink.common.model.json.factory.impl", "org.apache.wink.json4j.compat.impl.ApacheJSONFactory");
JSONFactory factory = JSONFactory.newInstance();
JSONWriter jWriter = factory.createJSONWriter(w);
jWriter.object();
jWriter.value(true);
jWriter.endObject();
}catch(Exception ex1){
ex = ex1;
}
assertTrue(ex instanceof IllegalStateException);
}