LocalStorageResourceRefVO.java example

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zstack-master
package org.zstack.storage.primary.local;

import org.zstack.header.host.HostEO;
import org.zstack.header.storage.primary.PrimaryStorageEO;
import org.zstack.header.storage.snapshot.VolumeSnapshotVO;
import org.zstack.header.vo.ForeignKey;
import org.zstack.header.vo.ForeignKey.ReferenceOption;
import org.zstack.header.vo.SoftDeletionCascade;
import org.zstack.header.vo.SoftDeletionCascades;
import org.zstack.header.volume.VolumeVO;

import javax.persistence.*;
import java.sql.Timestamp;

/**
 * Created by frank on 7/1/2015.
 */
@Entity
@Table
@IdClass(CompositePrimaryKeyForLocalStorageResourceRefVO.class)
@SoftDeletionCascades({
        @SoftDeletionCascade(parent = VolumeVO.class, joinColumn = "resourceUuid"),
        @SoftDeletionCascade(parent = VolumeSnapshotVO.class, joinColumn = "resourceUuid")
})
public class LocalStorageResourceRefVO {
    @Column
    @Id
    private String resourceUuid;

    @Column
    @Id
    @ForeignKey(parentEntityClass = PrimaryStorageEO.class, onDeleteAction = ReferenceOption.CASCADE)
    private String primaryStorageUuid;

    // @ForeignKey(parentEntityClass = HostEO.class, onDeleteAction = ReferenceOption.CASCADE)
    // Do not cascade delete LocalStorageResourceRefVO when delete HostEO, If the cascade delete is opened, the ImageVO/VolumeVO/VolumeSnapshotVO/ImageCacheVO data will not be cleaned when delete HostEO.
    @Column
    @Id
    private String hostUuid;

    @Column
    private long size;

    @Column
    private String resourceType;

    @Column
    private Timestamp createDate;

    @Column
    private Timestamp lastOpDate;

    @PreUpdate
    private void preUpdate() {
        lastOpDate = null;
    }

    public long getSize() {
        return size;
    }

    public void setSize(long size) {
        this.size = size;
    }

    public String getPrimaryStorageUuid() {
        return primaryStorageUuid;
    }

    public void setPrimaryStorageUuid(String primaryStorageUuid) {
        this.primaryStorageUuid = primaryStorageUuid;
    }

    public String getResourceUuid() {
        return resourceUuid;
    }

    public void setResourceUuid(String resourceUuid) {
        this.resourceUuid = resourceUuid;
    }

    public String getResourceType() {
        return resourceType;
    }

    public void setResourceType(String resourceType) {
        this.resourceType = resourceType;
    }

    public Timestamp getCreateDate() {
        return createDate;
    }

    public void setCreateDate(Timestamp createDate) {
        this.createDate = createDate;
    }

    public Timestamp getLastOpDate() {
        return lastOpDate;
    }

    public void setLastOpDate(Timestamp lastOpDate) {
        this.lastOpDate = lastOpDate;
    }

    public String getHostUuid() {
        return hostUuid;
    }

    public void setHostUuid(String hostUuid) {
        this.hostUuid = hostUuid;
    }
}