How to use

addNewDependencyCacheElement

method

in

org.dd4t.caching.providers.EHCache3Provider

@Override
public void addDependency(final String cacheKey, final String dependencyKey) {
  if (!isEnabled()) {
    return;
  }
  if (!dependencyCacheExists()) {
    LOG.error("Cache configuration is invalid! NOT Caching. Check EH Cache configuration.");
    return;
  }
  LOG.debug("Add dependency from key: {} to key: {}", dependencyKey, cacheKey);
  if (dependencyCache.containsKey(dependencyKey)) {
    CacheElement<ConcurrentSkipListSet<String>> dependencyElement = dependencyCache.get(dependencyKey);
    if (dependencyElement != null && dependencyElement.getPayload() != null) {
      ConcurrentSkipListSet<String> cacheSet = dependencyElement.getPayload();
      if (!cacheSet.contains(cacheKey)) {
        LOG.info("Adding cachekey: {} to dependent key: {}", cacheKey, dependencyKey);
        cacheSet.add(cacheKey);
      }
      dependencyElement.setExpired(false);
      dependencyCache.replace(dependencyKey, dependencyElement);
    } else {
      addNewDependencyCacheElement(cacheKey, dependencyKey);
    }
  } else {
    addNewDependencyCacheElement(cacheKey, dependencyKey);
  }
  LOG.info("Added or replaced cache element with dependency key: {} and dependent key: {}", dependencyKey,
      cacheKey);
}