mirror of https://github.com/apache/cloudstack.git
126 lines
4.9 KiB
Java
126 lines
4.9 KiB
Java
/**
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* Copyright (C) 2010 Cloud.com, Inc. All rights reserved.
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*
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* This software is licensed under the GNU General Public License v3 or later.
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*
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* It is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package com.cloud.cluster.agentlb.dao;
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import java.util.Date;
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import java.util.List;
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import javax.ejb.Local;
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import org.apache.log4j.Logger;
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import com.cloud.cluster.agentlb.HostTransferMapVO;
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import com.cloud.cluster.agentlb.HostTransferMapVO.HostTransferState;
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import com.cloud.utils.db.DB;
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import com.cloud.utils.db.GenericDaoBase;
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import com.cloud.utils.db.SearchBuilder;
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import com.cloud.utils.db.SearchCriteria;
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@Local(value = { HostTransferMapDao.class })
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@DB(txn = false)
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public class HostTransferMapDaoImpl extends GenericDaoBase<HostTransferMapVO, Long> implements HostTransferMapDao {
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private static final Logger s_logger = Logger.getLogger(HostTransferMapDaoImpl.class);
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protected final SearchBuilder<HostTransferMapVO> AllFieldsSearch;
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protected final SearchBuilder<HostTransferMapVO> IntermediateStateSearch;
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protected final SearchBuilder<HostTransferMapVO> InactiveSearch;
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public HostTransferMapDaoImpl() {
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AllFieldsSearch = createSearchBuilder();
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AllFieldsSearch.and("id", AllFieldsSearch.entity().getId(), SearchCriteria.Op.EQ);
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AllFieldsSearch.and("initialOwner", AllFieldsSearch.entity().getInitialOwner(), SearchCriteria.Op.EQ);
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AllFieldsSearch.and("futureOwner", AllFieldsSearch.entity().getFutureOwner(), SearchCriteria.Op.EQ);
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AllFieldsSearch.and("state", AllFieldsSearch.entity().getState(), SearchCriteria.Op.EQ);
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AllFieldsSearch.done();
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IntermediateStateSearch = createSearchBuilder();
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IntermediateStateSearch.and("futureOwner", IntermediateStateSearch.entity().getFutureOwner(), SearchCriteria.Op.EQ);
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IntermediateStateSearch.and("state", IntermediateStateSearch.entity().getState(), SearchCriteria.Op.IN);
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IntermediateStateSearch.done();
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InactiveSearch = createSearchBuilder();
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InactiveSearch.and("created", InactiveSearch.entity().getCreated(), SearchCriteria.Op.LTEQ);
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InactiveSearch.and("id", InactiveSearch.entity().getId(), SearchCriteria.Op.EQ);
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InactiveSearch.and("state", InactiveSearch.entity().getState(), SearchCriteria.Op.EQ);
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InactiveSearch.done();
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}
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@Override
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public List<HostTransferMapVO> listHostsLeavingCluster(long clusterId) {
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SearchCriteria<HostTransferMapVO> sc = IntermediateStateSearch.create();
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sc.setParameters("initialOwner", clusterId);
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sc.setParameters("state", HostTransferState.TransferRequested, HostTransferState.TransferStarted);
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return listBy(sc);
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}
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@Override
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public List<HostTransferMapVO> listHostsJoiningCluster(long futureOwnerId) {
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SearchCriteria<HostTransferMapVO> sc = IntermediateStateSearch.create();
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sc.setParameters("futureOwner", futureOwnerId);
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sc.setParameters("state", HostTransferState.TransferRequested);
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return listBy(sc);
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}
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@Override
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public HostTransferMapVO startAgentTransfering(long hostId, long initialOwner, long futureOwner) {
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HostTransferMapVO transfer = new HostTransferMapVO(hostId, initialOwner, futureOwner);
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return persist(transfer);
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}
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@Override
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public boolean completeAgentTransfer(long hostId) {
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return remove(hostId);
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}
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@Override
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public List<HostTransferMapVO> listBy(long futureOwnerId, HostTransferState state) {
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SearchCriteria<HostTransferMapVO> sc = AllFieldsSearch.create();
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sc.setParameters("futureOwner", futureOwnerId);
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sc.setParameters("state", state);
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return listBy(sc);
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}
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@Override
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public boolean isNotActive(long hostId, Date cutTime) {
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SearchCriteria<HostTransferMapVO> sc = InactiveSearch.create();
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sc.setParameters("id", hostId);
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sc.setParameters("state", HostTransferState.TransferRequested);
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sc.setParameters("created", cutTime);
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if (listBy(sc).isEmpty()) {
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return false;
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} else {
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return true;
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}
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}
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@Override
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public boolean startAgentTransfer(long hostId) {
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HostTransferMapVO transfer = findById(hostId);
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transfer.setState(HostTransferState.TransferStarted);
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return update(hostId, transfer);
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}
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}
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