icegem-core/src/main/java/com/googlecode/icegem/utils/CacheUtils.java
public static boolean isGemFireClient() {
		GemFireCacheImpl impl = (GemFireCacheImpl) CacheFactory
				.getAnyInstance();
		return impl != null && impl.isClient();
	}
public static boolean isGemFireClient() {
		GemFireCacheImpl impl = (GemFireCacheImpl) CacheFactory
				.getAnyInstance();
		return impl != null && impl.isClient();
	}
Checks if the current GemFire is a client instance.

@return true if the cache instance is client.