private static void addCategoriesHeaders(ValueTable table, List<String> headers) {
for (Variable variable : table.getVariables()) {
for (Category category : variable.getCategories()) {
for (Attribute attribute : category.getAttributes()) {
if (attribute.getName().equals(VariableConverter.LABEL) && attribute.isLocalised()) {
String header = VariableConverter.CATEGORIES + ":" + attribute.getLocale();
if (!headers.contains(header)) {
headers.add(header);
}
}
}
}
}
if (!headers.get(headers.size() - 1).startsWith(VariableConverter.CATEGORIES)) {
headers.add(VariableConverter.CATEGORIES);
}
}
/** Returns an iterator of category names */
private Iterator<String> categoryNames() {
if (variable.getValueType().equals(BooleanType.get())) {
return ImmutableList.<String>builder() //
.add(BooleanType.get().trueValue().toString()) //
.add(BooleanType.get().falseValue().toString())
.build()
.iterator();
}
return Iterables.transform(
variable.getCategories(),
new Function<Category, String>() {
@Override
public String apply(Category from) {
return from.getName();
}
})
.iterator();
}