UserRepository.java

package eu.ttbox.androgister.repository;

import java.util.List;
import java.util.UUID;

import javax.annotation.PostConstruct;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import com.netflix.astyanax.Keyspace;
import com.netflix.astyanax.entitystore.DefaultEntityManager;
import com.netflix.astyanax.entitystore.EntityManager;
import com.netflix.astyanax.model.ColumnFamily;
import com.netflix.astyanax.serializers.StringSerializer;
import com.netflix.astyanax.serializers.UUIDSerializer;

import eu.ttbox.androgister.model.User;

@Repository
public class UserRepository {

	private static final Logger LOG = LoggerFactory.getLogger(UserRepository.class);

	public static ColumnFamily<UUID, String> CF_USER = ColumnFamily.newColumnFamily("User", UUIDSerializer.get(), StringSerializer.get());

	@Autowired
	public Keyspace keyspace;

	public EntityManager<User, UUID> entityManager;

	@PostConstruct
	public void init() {
		entityManager = new DefaultEntityManager.Builder<User, UUID>() //
				.withEntityType(User.class) //
				.withKeyspace(keyspace) //
				.withColumnFamily(CF_USER) //
				.build();
	}

	public User getById(UUID entityId) {
		return entityManager.get(entityId);
	}

	public User findUserByLogin(String email) {
		UUID entityId = UUID.fromString(email);
		return getById(entityId);
	}

	public void persist(User entity) {
		if (entity.uuid == null) {
			entity.uuid = UUID.randomUUID();// TimeUUIDUtils.getUniqueTimeUUIDinMillis();
		}
		try {
			entityManager.put(entity);
		} catch (Exception e) {
			LOG.error("Error Persist Entity Prodcut : " + e.getMessage(), e);
		}
	}

	public void remove(User entity) {
		if (entity != null) {
			remove(entity.uuid);
		}
	}

	public void remove(UUID id) {
		entityManager.delete(id);
	}

	public List<User> getAll() {
		return entityManager.getAll();
	}

	public List<User> getFindAll() {
		return entityManager.find("SELECT * from User LIMIT 5");
	}

	public List<User> findUser(int firstResult, int maxResult) {
		return getAll();
	}

}