/**
* Gets the secondary keys that are registered with the class in CacheMap.
*
* @param clazz the class
* @param a the array to receive the keys.
* @return the secondary keys.
*/
public K[] getKeys(Class<?> clazz, K[] a) {
Cache<K, T> cache = getCache(clazz);
if (cache != null) {
Set<K> set = cache.keySet();
return set.toArray(a);
} else {
return a;
}
}
/**
* Remove all registrations for the designated class.
*
* @param clazz the class
*/
@SuppressWarnings("unchecked")
public void remove(Class<?> clazz) {
Cache<K, T> cache = getCache(clazz);
if (cache != null) {
Object[] keys = cache.keySet().toArray();
for (Object context : keys) {
cache.setObject((K) context, null);
}
}
_cache.remove(clazz);
}
/**
* 清除缓存中该dataKey的相关所有缓存数据 当该dataKey相关的数据增删改时，调用本方法。以便及时清除缓存。
*
* <p>dataKey是数据的ID，如ProductId , ItemId等
*
* @param dataKey
* @param formName
*/
public void removeCache(Object dataKey) {
if (dataKey == null) return;
try {
for (Object o : cache.keySet()) {
String key = (String) o;
Object cachedValue = (Object) cache.get(key);
if (cachedValue instanceof CacheableWrapper) {
CacheableWrapper cw = (CacheableWrapper) cachedValue;
if (cw.getCachedValueKey().equals(dataKey.toString())) removeObect(key);
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* {@inheritDoc}
*
* @see java.util.Map#keySet()
*/
public Set keySet() {
_log.debug(getType() + ".keySet() [" + getName() + "]");
return _cache.keySet();
}
