Java tutorial
/** * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ package at.irian.demo.jsfatwork.repository.jpa; import at.irian.demo.jsfatwork.domain.AbstractDomainObject; import static at.irian.demo.jsfatwork.domain.DomainQueryDetails.*; import at.irian.demo.jsfatwork.domain.Poll; import at.irian.demo.jsfatwork.domain.User; import at.irian.demo.jsfatwork.repository.jpa.AbstractGenericJpaRepository; import at.irian.demo.jsfatwork.repository.PollRepository; import org.springframework.stereotype.Repository; import javax.persistence.Query; import javax.persistence.TemporalType; import java.util.Calendar; import java.util.Date; import java.util.List; /** * @author JSF@Work Project Team */ @Repository public class JpaPollRepository extends AbstractGenericJpaRepository<Poll> implements PollRepository { protected Class<? extends AbstractDomainObject> getEntityClass() { return Poll.class; } public Poll createNewEntity() { Calendar defaultEndDate = Calendar.getInstance(); defaultEndDate.setTime(new Date()); defaultEndDate.add(Calendar.HOUR, 72); return new Poll(true, new Date(), defaultEndDate.getTime()); } public List<Poll> loadOpenPolls(User user) { Query openPolls = this.entityManager.createNamedQuery(FIND_OPEN_POLLS); openPolls.setParameter(PARAMETER_CURRENT_DATE, new Date(), TemporalType.DATE); openPolls.setParameter(PARAMETER_USER, user); return openPolls.getResultList(); } }