Example usage for org.hibernate Criteria uniqueResult

Introduction

In this page you can find the example usage for org.hibernate Criteria uniqueResult.

Prototype

public Object uniqueResult() throws HibernateException;

Source Link

Document

Convenience method to return a single instance that matches the query, or null if the query returns no results.

Usage

From source file:com.abiquo.server.core.infrastructure.MachineDAO.java

License:Open Source License

public Machine findByIp(final Datacenter datacenter, final String ip) {
    Criteria crit = createCriteria();
    crit.createAlias(Machine.HYPERVISOR_PROPERTY, "hypervisor");

    crit.add(sameDatacenter(datacenter));
    crit.add(Restrictions.eq("hypervisor.ip", ip));

    return (Machine) crit.uniqueResult();
}

From source file:com.abiquo.server.core.infrastructure.network.IpPoolManagementDAO.java

License:Open Source License

/**
 * Return a single {@link IpPoolManagement}
 * //from   w  ww .  j av  a  2s. co m
 * @param vlan {@link VLANNetwork} oject which the Ip should belong to.
 * @param ipId identifier of the Ip.
 * @return the found object.
 */
public IpPoolManagement findIp(final VLANNetwork vlan, final Integer ipId) {
    Criteria criteria = getSession().createCriteria(IpPoolManagement.class);
    Criterion vlanEqual = Restrictions.eq(IpPoolManagement.VLAN_NETWORK_PROPERTY, vlan);
    Criterion ipEqual = Restrictions.eq(PersistentEntity.ID_PROPERTY, ipId);

    criteria.add(vlanEqual).add(ipEqual);

    return (IpPoolManagement) criteria.uniqueResult();
}

From source file:com.abiquo.server.core.infrastructure.RepositoryDAO.java

License:Open Source License

public com.abiquo.server.core.infrastructure.Repository findByDatacenter(Datacenter datacenter) {
    Criteria criteria = createCriteria(thisDatacenter(datacenter));

    return (com.abiquo.server.core.infrastructure.Repository) criteria.uniqueResult();// getSingleResult(criteria);
}

From source file:com.abiquo.server.core.infrastructure.RepositoryDAO.java

License:Open Source License

public boolean existRepositoryInOtherDatacenter(Datacenter datacenter, String repositoryLocation) {
    Criterion notDatacenter = Restrictions.not(thisDatacenter(datacenter));
    Criteria criteria = createCriteria(notDatacenter, thisLocation(repositoryLocation));

    criteria.setProjection(Projections.projectionList().add(Projections.rowCount()));

    Long count = (Long) criteria.uniqueResult();
    return count != null && count.intValue() > 0;
}

From source file:com.abiquo.server.core.infrastructure.RepositoryDAO.java

License:Open Source License

public boolean existRepositoryInSameDatacenter(Datacenter datacenter, String repositoryLocation) {
    Criteria criteria = createCriteria(thisDatacenter(datacenter), thisLocation(repositoryLocation));
    criteria.setProjection(Projections.projectionList().add(Projections.rowCount()));

    Long count = (Long) criteria.uniqueResult();
    return count != null && count.intValue() > 0;
}

From source file:com.abiquo.server.core.infrastructure.RepositoryDAO.java

License:Open Source License

public com.abiquo.server.core.infrastructure.Repository findByRepositoryLocation(String repositoryLocation) {
    Criteria criteria = createCriteria(thisLocation(repositoryLocation));

    return (com.abiquo.server.core.infrastructure.Repository) criteria.uniqueResult(); // getSingleResult(criteria);
}

From source file:com.abiquo.server.core.infrastructure.storage.InitiatorMappingDAO.java

License:Open Source License

public InitiatorMapping findByVolumeAndInitiator(final Integer idVolumeManagement, final String initiatorIqn) {
    Criteria criteria = createCriteria(Restrictions.eq("volume.id", idVolumeManagement))
            .add(Restrictions.eq("initiatorIqn", initiatorIqn));
    Object obj = criteria.uniqueResult();
    return (InitiatorMapping) obj;
}

From source file:com.abiquo.server.core.infrastructure.storage.StorageDeviceDAO.java

License:Open Source License

public StorageDevice getDeviceById(final Integer datacenterId, final Integer deviceId) {
    Criteria criteria = createCriteria(Restrictions.eq("id", deviceId),
            Restrictions.eq("datacenter.id", datacenterId));
    Object obj = criteria.uniqueResult();
    return (StorageDevice) obj;
}

From source file:com.abiquo.server.core.infrastructure.storage.StorageDeviceDAO.java

License:Open Source License

public StorageDevice findDeviceByManagementIP(final Integer datacenterId, final String managementIp) {
    Criteria criteria = createCriteria(Restrictions.eq("managementIp", managementIp),
            Restrictions.eq("datacenter.id", datacenterId));
    Object obj = criteria.uniqueResult();
    return (StorageDevice) obj;
}

From source file:com.abiquo.server.core.infrastructure.storage.StoragePoolDAO.java

License:Open Source License

public StoragePool findPoolById(final Integer deviceId, final String poolId) {
    Criteria criteria = createCriteria(Restrictions.eq("device.id", deviceId))
            .add(Restrictions.eq("idStorage", poolId));
    Object obj = criteria.uniqueResult();
    return (StoragePool) obj;
}