| // 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.storage.datastore.db; |
| |
| import java.util.Date; |
| |
| import javax.persistence.Column; |
| import javax.persistence.Entity; |
| import javax.persistence.EnumType; |
| import javax.persistence.Enumerated; |
| import javax.persistence.GeneratedValue; |
| import javax.persistence.GenerationType; |
| import javax.persistence.Id; |
| import javax.persistence.Table; |
| import javax.persistence.Temporal; |
| import javax.persistence.TemporalType; |
| |
| import org.apache.log4j.Logger; |
| |
| import org.apache.cloudstack.engine.subsystem.api.storage.DataObjectInStore; |
| import org.apache.cloudstack.engine.subsystem.api.storage.ObjectInDataStoreStateMachine; |
| import org.apache.cloudstack.engine.subsystem.api.storage.ObjectInDataStoreStateMachine.State; |
| |
| import com.cloud.storage.DataStoreRole; |
| import com.cloud.utils.db.GenericDaoBase; |
| import com.cloud.utils.fsm.StateObject; |
| |
| /** |
| * Join table for image_data_store and snapshots |
| * |
| */ |
| @Entity |
| @Table(name = "snapshot_store_ref") |
| public class SnapshotDataStoreVO implements StateObject<ObjectInDataStoreStateMachine.State>, DataObjectInStore { |
| private static final Logger s_logger = Logger.getLogger(SnapshotDataStoreVO.class); |
| |
| @Id |
| @GeneratedValue(strategy = GenerationType.IDENTITY) |
| Long id; |
| |
| @Column(name = "store_id") |
| private long dataStoreId; |
| |
| @Column(name = "store_role") |
| @Enumerated(EnumType.STRING) |
| private DataStoreRole role; |
| |
| @Column(name = "snapshot_id") |
| private long snapshotId; |
| |
| @Column(name = GenericDaoBase.CREATED_COLUMN) |
| private Date created = null; |
| |
| @Column(name = "last_updated") |
| @Temporal(value = TemporalType.TIMESTAMP) |
| private Date lastUpdated = null; |
| |
| @Column(name = "size") |
| private long size; |
| |
| @Column(name = "physical_size") |
| private long physicalSize; |
| |
| @Column(name = "parent_snapshot_id") |
| private long parentSnapshotId; |
| |
| @Column(name = "job_id") |
| private String jobId; |
| |
| @Column(name = "install_path") |
| private String installPath; |
| |
| @Column(name = "update_count", updatable = true, nullable = false) |
| protected long updatedCount; |
| |
| @Column(name = "updated") |
| @Temporal(value = TemporalType.TIMESTAMP) |
| Date updated; |
| |
| @Column(name = "state") |
| @Enumerated(EnumType.STRING) |
| ObjectInDataStoreStateMachine.State state; |
| |
| @Column(name = "ref_cnt") |
| Long refCnt = 0L; |
| |
| @Column(name = "volume_id") |
| Long volumeId; |
| |
| @Override |
| public String getInstallPath() { |
| return installPath; |
| } |
| |
| @Override |
| public long getDataStoreId() { |
| return dataStoreId; |
| } |
| |
| public void setDataStoreId(long storeId) { |
| dataStoreId = storeId; |
| } |
| |
| public long getSnapshotId() { |
| return snapshotId; |
| } |
| |
| public void setSnapshotId(long snapshotId) { |
| this.snapshotId = snapshotId; |
| } |
| |
| public long getId() { |
| return id; |
| } |
| |
| public Date getCreated() { |
| return created; |
| } |
| |
| public Date getLastUpdated() { |
| return lastUpdated; |
| } |
| |
| public void setLastUpdated(Date date) { |
| lastUpdated = date; |
| } |
| |
| @Override |
| public void setInstallPath(String installPath) { |
| this.installPath = installPath; |
| } |
| |
| public SnapshotDataStoreVO(long hostId, long snapshotId) { |
| super(); |
| dataStoreId = hostId; |
| this.snapshotId = snapshotId; |
| state = ObjectInDataStoreStateMachine.State.Allocated; |
| } |
| |
| public SnapshotDataStoreVO() { |
| |
| } |
| |
| public void setJobId(String jobId) { |
| this.jobId = jobId; |
| } |
| |
| public String getJobId() { |
| return jobId; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof SnapshotDataStoreVO) { |
| SnapshotDataStoreVO other = (SnapshotDataStoreVO)obj; |
| return (snapshotId == other.getSnapshotId() && dataStoreId == other.getDataStoreId()); |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| Long tid = new Long(snapshotId); |
| Long hid = new Long(dataStoreId); |
| return tid.hashCode() + hid.hashCode(); |
| } |
| |
| public void setSize(long size) { |
| this.size = size; |
| } |
| |
| public long getSize() { |
| return size; |
| } |
| |
| public void setPhysicalSize(long physicalSize) { |
| this.physicalSize = physicalSize; |
| } |
| |
| public long getPhysicalSize() { |
| return physicalSize; |
| } |
| |
| public long getVolumeSize() { |
| return -1; |
| } |
| |
| @Override |
| public String toString() { |
| return new StringBuilder("SnapshotDataStore[").append(id) |
| .append("-") |
| .append(snapshotId) |
| .append("-") |
| .append(dataStoreId) |
| .append(installPath) |
| .append("]") |
| .toString(); |
| } |
| |
| public long getUpdatedCount() { |
| return updatedCount; |
| } |
| |
| public void incrUpdatedCount() { |
| updatedCount++; |
| } |
| |
| public void decrUpdatedCount() { |
| updatedCount--; |
| } |
| |
| public Date getUpdated() { |
| return updated; |
| } |
| |
| @Override |
| public ObjectInDataStoreStateMachine.State getState() { |
| // TODO Auto-generated method stub |
| return state; |
| } |
| |
| public void setState(ObjectInDataStoreStateMachine.State state) { |
| this.state = state; |
| } |
| |
| @Override |
| public long getObjectId() { |
| return getSnapshotId(); |
| } |
| |
| public DataStoreRole getRole() { |
| return role; |
| } |
| |
| public void setRole(DataStoreRole role) { |
| this.role = role; |
| } |
| |
| @Override |
| public State getObjectInStoreState() { |
| return state; |
| } |
| |
| public long getParentSnapshotId() { |
| return parentSnapshotId; |
| } |
| |
| public void setParentSnapshotId(long parentSnapshotId) { |
| this.parentSnapshotId = parentSnapshotId; |
| } |
| |
| public Long getRefCnt() { |
| return refCnt; |
| } |
| |
| public void setRefCnt(Long refCnt) { |
| this.refCnt = refCnt; |
| } |
| |
| public void incrRefCnt() { |
| refCnt++; |
| } |
| |
| public void decrRefCnt() { |
| if (refCnt > 0) { |
| refCnt--; |
| } |
| else { |
| s_logger.warn("We should not try to decrement a zero reference count even though our code has guarded"); |
| } |
| } |
| |
| public Long getVolumeId() { |
| return volumeId; |
| } |
| |
| public void setVolumeId(Long volumeId) { |
| this.volumeId = volumeId; |
| } |
| } |