/**
* Copyright (C) 2008 - Abiquo Holdings S.L. All rights reserved.
*
* Please see /opt/abiquo/tomcat/webapps/legal/ on Abiquo server
* or contact contact@abiquo.com for licensing information.
*/
package com.abiquo.server.core.infrastructure.storage;
import java.util.UUID;
import javax.persistence.DiscriminatorValue;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.Table;
import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;
import org.hibernate.annotations.Filter;
import org.hibernate.annotations.FilterDef;
import org.hibernate.annotations.FilterDefs;
import org.hibernate.annotations.Filters;
import org.hibernate.annotations.ForeignKey;
import com.abiquo.model.enumerator.VolumeState;
import com.abiquo.server.core.cloud.VirtualDatacenter;
import com.abiquo.server.core.cloud.VirtualMachine;
import com.abiquo.server.core.infrastructure.Datastore;
import com.abiquo.server.core.infrastructure.management.Rasd;
import com.abiquo.server.core.infrastructure.management.RasdManagement;
import com.abiquo.server.core.infrastructure.network.IpPoolManagement;
import com.softwarementors.validation.constraints.Required;
@Entity
@Table(name = DiskManagement.TABLE_NAME)
@DiscriminatorValue(DiskManagement.DISCRIMINATOR)
@FilterDefs({@FilterDef(name = DiskManagement.NOT_TEMP),
@FilterDef(name = DiskManagement.ONLY_TEMP)})
@Filters({@Filter(name = DiskManagement.NOT_TEMP, condition = "temporal is null"),
@Filter(name = DiskManagement.ONLY_TEMP, condition = "temporal is not null")})
public class DiskManagement extends RasdManagement
{
public static final String DISCRIMINATOR = "17"; // CIMResourceTypeEnum.Disk_Drive
public static final String ALLOCATION_UNITS = "MegaBytes";
public static final String TABLE_NAME = "disk_management";
public static final String DISK_DEVICE_NAME = "Disk Device";
public static final String NOT_TEMP = "diskmanagement_not_temp";
public static final String ONLY_TEMP = "diskmanagement_only_temp";
// DO NOT ACCESS: present due to needs of infrastructure support. *NEVER* call from business
// code
public DiskManagement()
{
// Just for JPA support
}
public DiskManagement(final VirtualDatacenter vdc, final Long size)
{
super(DISCRIMINATOR);
// RasdManagement properties
Rasd rasd =
new Rasd(UUID.randomUUID().toString(), "Disk Device", Integer.valueOf(DISCRIMINATOR));
rasd.setAllocationUnits(ALLOCATION_UNITS);
rasd.setLimit(size);
rasd.setAutomaticAllocation(0);
rasd.setAutomaticDeallocation(0);
setRasd(rasd);
setVirtualDatacenter(vdc);
setSizeInMb(size);
// Disk properties
setDatastore(datastore);
}
public final static String DATASTORE_PROPERTY = "datastore";
private final static boolean DATASTORE_REQUIRED = false;
private final static String DATASTORE_ID_COLUMN = "idDatastore";
@JoinColumn(name = DATASTORE_ID_COLUMN)
@ManyToOne(fetch = FetchType.LAZY)
@ForeignKey(name = "FK_" + TABLE_NAME + "_datastore")
private Datastore datastore;
@Required(value = DATASTORE_REQUIRED)
public Datastore getDatastore()
{
return this.datastore;
}
public void setDatastore(final Datastore datastore)
{
this.datastore = datastore;
}
/**
* This attribute is for know if the disk can be deleted or not.
*/
public Boolean getReadOnly()
{
if (this.getSequence() == 0L)
{
return true;
}
else
{
return false;
}
}
public void setReadOnly(final Boolean readOnly)
{
// do nothing. Readonly should never be set.
}
/**
* Size of the disk.
*/
public Long getSizeInMb()
{
return this.getRasd().getLimit();
}
public void setSizeInMb(final Long sizeInMb)
{
this.getRasd().setLimit(sizeInMb);
}
// ********************************** Others ********************************
@Override
public String toString()
{
return ToStringBuilder.reflectionToString(this, ToStringStyle.MULTI_LINE_STYLE);
}
@Override
public void attach(final int sequence, final VirtualMachine vm)
{
if (vm == null)
{
throw new IllegalStateException("Virtual machine can not be null");
}
setSequence(sequence);
setVirtualMachine(vm);
}
@Override
public void detach()
{
setVirtualMachine(null);
setVirtualAppliance(null);
}
@Override
public boolean isAttached()
{
return getVirtualMachine() != null;
}
}