@staticmethod
def get_subtype(object_dictionary):
    """
        Given the hash representation of a subtype of this class,
        use the info in the hash to return the class of the subtype.
        """
    type = object_dictionary['source']
    if type == 'DB_BACKUP':
        return 'CreateDbHomeWithDbSystemIdFromBackupDetails'
    if type == 'NONE':
        return 'CreateDbHomeWithDbSystemIdDetails'
    if type == 'VM_CLUSTER_NEW':
        return 'CreateDbHomeWithVmClusterIdDetails'
    else:
        return 'CreateDbHomeBase'
