// setup json data format
String name = context.getRestConfiguration().getJsonDataFormat();
if (name == null) {
name = "json-jackson";
}
DataFormat json = context.resolveDataFormat(name);
DataFormat outJson = context.resolveDataFormat(name);
// is json binding required?
if (mode.contains("json") && json == null) {
throw new IllegalArgumentException("JSon DataFormat " + name + " not found.");