}else if(type == Integer.class){
writers[i] = new NIntWriter(f);
}else if(type == Long.class){
writers[i] = new NBigIntWriter(f);
}else if(type == Boolean.class){
writers[i] = new NBooleanWriter(f);
}else if(type == double.class){
writers[i] = new DoubleWriter(f);
}else if(type == Double.class){
writers[i] = new NDoubleWriter(f);
}else if(type.isEnum()){