evertontrindade/vraptor — comment on commit 91109d382ff0f9c34bc8190d5bd5cafdffb75298
File: vraptor-core/src/main/java/br/com/caelum/vraptor/util/extjs/DefaultExtJson.java line 52
By garcia-jj:

Needs to be new JsonWriter(writer, new char[0], "", JsonWriter.DROP_ROOT_MODE)