private Maybe<String> findVariableInCache(SourcePage page, String name) {
String key = page.getFullName();
if (!cache.containsKey(key)) return Maybe.noString;
if (!cache.get(key).containsKey(name)) return Maybe.noString;
return cache.get(key).get(name);
}
private void putVariable(SourcePage page, String name, Maybe<String> value) {
String key = page.getFullName();
if (!cache.containsKey(key)) cache.put(key, new HashMap<String, Maybe<String>>());
cache.get(key).put(name, value);
}
private boolean inCache(SourcePage page) {
return cache.containsKey(page.getFullName());
}
