| // 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 org.apache.cloudstack.engine.datacenter.entity.api.db.dao; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| |
| import org.springframework.stereotype.Component; |
| |
| import com.cloud.host.HostTagVO; |
| import com.cloud.utils.db.GenericDaoBase; |
| import com.cloud.utils.db.SearchBuilder; |
| import com.cloud.utils.db.SearchCriteria; |
| import com.cloud.utils.db.TransactionLegacy; |
| |
| @Component(value = "EngineHostTagsDao") |
| public class HostTagsDaoImpl extends GenericDaoBase<HostTagVO, Long> implements HostTagsDao { |
| protected final SearchBuilder<HostTagVO> HostSearch; |
| |
| protected HostTagsDaoImpl() { |
| HostSearch = createSearchBuilder(); |
| HostSearch.and("hostId", HostSearch.entity().getHostId(), SearchCriteria.Op.EQ); |
| HostSearch.done(); |
| } |
| |
| @Override |
| public List<String> gethostTags(long hostId) { |
| SearchCriteria<HostTagVO> sc = HostSearch.create(); |
| sc.setParameters("hostId", hostId); |
| |
| List<HostTagVO> results = search(sc, null); |
| List<String> hostTags = new ArrayList<String>(results.size()); |
| for (HostTagVO result : results) { |
| hostTags.add(result.getTag()); |
| } |
| |
| return hostTags; |
| } |
| |
| @Override |
| public void persist(long hostId, List<String> hostTags) { |
| TransactionLegacy txn = TransactionLegacy.currentTxn(); |
| |
| txn.start(); |
| SearchCriteria<HostTagVO> sc = HostSearch.create(); |
| sc.setParameters("hostId", hostId); |
| expunge(sc); |
| |
| for (String tag : hostTags) { |
| tag = tag.trim(); |
| if (tag.length() > 0) { |
| HostTagVO vo = new HostTagVO(hostId, tag); |
| persist(vo); |
| } |
| } |
| txn.commit(); |
| } |
| } |