content: // 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 com.cloud.vm;
  
  import java.util.List;
  
  import org.apache.commons.collections.CollectionUtils;
  import org.springframework.stereotype.Component;
  
  import com.cloud.utils.db.GenericDaoBase;
  import com.cloud.utils.db.SearchBuilder;
  import com.cloud.utils.db.SearchCriteria;
  import com.cloud.utils.db.SearchCriteria.Op;
  import com.cloud.utils.time.InaccurateClock;
  import com.cloud.vm.ItWorkVO.Step;
  import com.cloud.vm.VirtualMachine.State;
  
  @Component
  public class ItWorkDaoImpl extends GenericDaoBase<ItWorkVO, String> implements ItWorkDao {
      protected final SearchBuilder<ItWorkVO> AllFieldsSearch;
      protected final SearchBuilder<ItWorkVO> CleanupSearch;
      protected final SearchBuilder<ItWorkVO> OutstandingWorkSearch;
      protected final SearchBuilder<ItWorkVO> WorkInProgressSearch;
  
      protected ItWorkDaoImpl() {
          super();
  
          AllFieldsSearch = createSearchBuilder();
          AllFieldsSearch.and("instance", AllFieldsSearch.entity().getInstanceId(), Op.EQ);
          AllFieldsSearch.and("op", AllFieldsSearch.entity().getType(), Op.EQ);
          AllFieldsSearch.and("step", AllFieldsSearch.entity().getStep(), Op.EQ);
          AllFieldsSearch.done();
  
          CleanupSearch = createSearchBuilder();
          CleanupSearch.and("step", CleanupSearch.entity().getType(), Op.IN);
          CleanupSearch.and("time", CleanupSearch.entity().getUpdatedAt(), Op.LT);
          CleanupSearch.done();
  
          OutstandingWorkSearch = createSearchBuilder();
          OutstandingWorkSearch.and("instance", OutstandingWorkSearch.entity().getInstanceId(), Op.EQ);
          OutstandingWorkSearch.and("op", OutstandingWorkSearch.entity().getType(), Op.EQ);
          OutstandingWorkSearch.and("step", OutstandingWorkSearch.entity().getStep(), Op.NEQ);
          OutstandingWorkSearch.done();
  
          WorkInProgressSearch = createSearchBuilder();
          WorkInProgressSearch.and("server", WorkInProgressSearch.entity().getManagementServerId(), Op.EQ);
          WorkInProgressSearch.and("step", WorkInProgressSearch.entity().getStep(), Op.NIN);
          WorkInProgressSearch.done();
      }
  
      @Override
      public ItWorkVO findByOutstandingWork(long instanceId, State state) {
          SearchCriteria<ItWorkVO> sc = OutstandingWorkSearch.create();
          sc.setParameters("instance", instanceId);
          sc.setParameters("op", state);
          sc.setParameters("step", Step.Done);
  
          return findOneBy(sc);
      }
  
      @Override
      public void cleanup(long wait) {
          SearchCriteria<ItWorkVO> sc = CleanupSearch.create();
          sc.setParameters("step", Step.Done);
          sc.setParameters("time", InaccurateClock.getTimeInSeconds() - wait);
  
          remove(sc);
      }
  
      @Override
      public boolean update(String id, ItWorkVO work) {
          work.setUpdatedAt(InaccurateClock.getTimeInSeconds());
  
          return super.update(id, work);
      }
  
      @Override
      public boolean updateStep(ItWorkVO work, Step step) {
          work.setStep(step);
          return update(work.getId(), work);
      }
  
      @Override
      public List<ItWorkVO> listWorkInProgressFor(long nodeId) {
          SearchCriteria<ItWorkVO> sc = WorkInProgressSearch.create();
          sc.setParameters("server", nodeId);
          sc.setParameters("step", Step.Done);
  
          return search(sc, null);
  
      }
  
      @Override
      public int expungeByVmList(List<Long> vmIds, Long batchSize) {
          if (CollectionUtils.isEmpty(vmIds)) {
              return 0;
          }
          SearchBuilder<ItWorkVO> sb = createSearchBuilder();
          sb.and("vmIds", sb.entity().getInstanceId(), SearchCriteria.Op.IN);
          SearchCriteria<ItWorkVO> sc = sb.create();
          sc.setParameters("vmIds", vmIds.toArray());
          return batchExpunge(sc, batchSize);
      }
  }
  