package org.ovirt.engine.api.restapi.resource;
import java.util.List;
import javax.ws.rs.core.Response;
import org.ovirt.engine.api.model.DataCenter;
import org.ovirt.engine.api.model.Qos;
import org.ovirt.engine.api.model.QosType;
import org.ovirt.engine.api.model.Qoss;
import org.ovirt.engine.api.resource.QosResource;
import org.ovirt.engine.api.resource.QossResource;
import org.ovirt.engine.core.common.action.QosParametersBase;
import org.ovirt.engine.core.common.action.VdcActionType;
import org.ovirt.engine.core.common.businessentities.network.HostNetworkQos;
import org.ovirt.engine.core.common.businessentities.network.NetworkQoS;
import org.ovirt.engine.core.common.businessentities.qos.CpuQos;
import org.ovirt.engine.core.common.businessentities.qos.QosBase;
import org.ovirt.engine.core.common.businessentities.qos.StorageQos;
import org.ovirt.engine.core.common.queries.IdQueryParameters;
import org.ovirt.engine.core.common.queries.QosQueryParameterBase;
import org.ovirt.engine.core.common.queries.VdcQueryType;
import org.ovirt.engine.core.compat.Guid;
public class BackendQossResource extends AbstractBackendCollectionResource<Qos, QosBase> implements QossResource {
protected Guid dataCenterId;
protected BackendQossResource(String datacenterId) {
super(Qos.class, QosBase.class);
this.dataCenterId = asGuid(datacenterId);
}
@Override
public Qoss list() {
return mapCollection(getBackendCollection(VdcQueryType.GetAllQosByStoragePoolId,
new QosQueryParameterBase(dataCenterId)));
}
@Override
public Response add(Qos qos) {
validateParameters(qos, "name", "type");
QosParametersBase<QosBase> params = new QosParametersBase<>();
org.ovirt.engine.api.model.QosType qosType = qos.getType();
QosBase qosEntity = createNewQosEntityForQosType(qosType);
params.setQos(map(qos, qosEntity));
if (dataCenterId != null) {
qosEntity.setStoragePoolId(dataCenterId);
}
return performCreate(addActionTypeForQosType(qosType),
params,
new QueryIdResolver<Guid>(VdcQueryType.GetQosById, IdQueryParameters.class));
}
private QosBase createNewQosEntityForQosType(QosType qosType) {
switch (qosType) {
case STORAGE:
return new StorageQos();
case CPU:
return new CpuQos();
case NETWORK:
return new NetworkQoS();
case HOSTNETWORK:
return new HostNetworkQos();
default:
throw new IllegalArgumentException("Unsupported QoS type \"" + qosType + "\"");
}
}
private VdcActionType addActionTypeForQosType(QosType qosType) {
switch (qosType) {
case STORAGE:
return VdcActionType.AddStorageQos;
case CPU:
return VdcActionType.AddCpuQos;
case NETWORK:
return VdcActionType.AddNetworkQoS;
case HOSTNETWORK:
return VdcActionType.AddHostNetworkQos;
default:
throw new IllegalArgumentException("Unsupported QoS type \"" + qosType + "\"");
}
}
@Override
public QosResource getQosResource(String id) {
return inject(new BackendQosResource(id, this));
}
protected Qoss mapCollection(List<QosBase> entities) {
Qoss collection = new Qoss();
for (QosBase entity : entities) {
collection.getQoss().add(addLinks(populate(map(entity), entity)));
}
return collection;
}
@Override
protected Qos addParents(Qos qos) {
qos.setDataCenter(new DataCenter());
qos.getDataCenter().setId(dataCenterId.toString());
return qos;
}
}