package org.infinispan.tree;
import org.infinispan.Cache;
import org.infinispan.commons.CacheConfigurationException;
import org.infinispan.tree.impl.TreeCacheImpl;
/**
* Factory class that contains API for users to create instances of {@link org.infinispan.tree.TreeCache}
*
* @author Navin Surtani
*/
public class TreeCacheFactory {
/**
* Creates a TreeCache instance by taking in a {@link org.infinispan.Cache} as a parameter
*
* @param cache
* @return instance of a {@link TreeCache}
* @throws NullPointerException if the cache parameter is null
* @throws CacheConfigurationException if the invocation batching configuration is not enabled.
*/
public <K, V> TreeCache<K, V> createTreeCache(Cache<K, V> cache) {
// Validation to make sure that the cache is not null.
if (cache == null) {
throw new NullPointerException("The cache parameter passed in is null");
}
// If invocationBatching is not enabled, throw a new configuration exception.
if (!cache.getCacheConfiguration().invocationBatching().enabled()) {
throw new CacheConfigurationException("invocationBatching is not enabled for cache '" +
cache.getName() + "'. Make sure this is enabled by" +
" calling configurationBuilder.invocationBatching().enable()");
}
return new TreeCacheImpl<K, V>(cache);
}
}