How to use

SoftExpiringCache$CachedObject

in

org.apache.shindig.common.cache

/**
 * Retrieve an element from the cache by key. If there is no such element
 * for that key in the cache, or if the element has timed out, null is returned.
 * @param key Key whose element to look up.
 * @return Element in the cache, if present and not timed out.
 */
public CachedObject<V> getElement(K key) {
 V value = cache.getElement(key);
 if (value == null) {
  return null;
 }
 Long expiration = expirationTimes.get(value);
 if (expiration == null) {
  return null;
 }
 return new CachedObject<V>(value, expiration < timeSource.currentTimeMillis());
}

/**
 * Retrieve an element from the cache by key. If there is no such element
 * for that key in the cache, or if the element has timed out, null is returned.
 * @param key Key whose element to look up.
 * @return Element in the cache, if present and not timed out.
 */
public CachedObject<V> getElement(K key) {
 V value = cache.getElement(key);
 if (value == null) {
  return null;
 }
 Long expiration = expirationTimes.get(value);
 if (expiration == null) {
  return null;
 }
 return new CachedObject<V>(value, expiration < timeSource.currentTimeMillis());
}

/**
 * Retrieve an element from the cache by key. If there is no such element
 * for that key in the cache, or if the element has timed out, null is returned.
 * @param key Key whose element to look up.
 * @return Element in the cache, if present and not timed out.
 */
public CachedObject<V> getElement(K key) {
 V value = cache.getElement(key);
 if (value == null) {
  return null;
 }
 Long expiration = expirationTimes.get(value);
 if (expiration == null) {
  return null;
 }
 return new CachedObject<V>(value, expiration < timeSource.currentTimeMillis());
}

/**
 * Retrieve an element from the cache by key. If there is no such element
 * for that key in the cache, or if the element has timed out, null is returned.
 * @param key Key whose element to look up.
 * @return Element in the cache, if present and not timed out.
 */
public CachedObject<V> getElement(K key) {
 V value = cache.getElement(key);
 if (value == null) {
  return null;
 }
 Long expiration = expirationTimes.get(value);
 if (expiration == null) {
  return null;
 }
 return new CachedObject<V>(value, expiration < timeSource.currentTimeMillis());
}

/**
 * Retrieve an element from the cache by key. If there is no such element
 * for that key in the cache, or if the element has timed out, null is returned.
 * @param key Key whose element to look up.
 * @return Element in the cache, if present and not timed out.
 */
public CachedObject<V> getElement(K key) {
 V value = cache.getElement(key);
 if (value == null) {
  return null;
 }
 Long expiration = expirationTimes.get(value);
 if (expiration == null) {
  return null;
 }
 return new CachedObject<V>(value, expiration < timeSource.currentTimeMillis());
}