def __create_or_lookup_cpl_object(self, prefix,
name, type=None, create=None):
'''
Create or lookup a CPL object
** Parameters **
prefix
name: name
type: type, type can be none for lookup
create:
None: lookup or create
True: create only
False: lookup only
'''
if create == None:
ret, idp = CPLDirect.cpl_lookup_or_create_object(prefix, name,
type)
if ret == S_OBJECT_CREATED:
ret = S_OK
elif create:
ret, idp = CPLDirect.cpl_create_object(prefix,
name, type)
else:
ret, idp = CPLDirect.cpl_lookup_object(prefix, name, type)
if ret == E_NOT_FOUND:
raise LookupError('Not found')
if not CPLDirect.cpl_is_ok(ret):
raise CPLException('Could not find or create' +
' provenance object: ' + CPLDirect.cpl_error_string(ret), ret)
r = cpl_object(idp)
return r
def create_bundle(self, name, prefix):
ret, idp = CPLDirect.cpl_create_object(prefix, name, BUNDLE)
if not CPLDirect.cpl_is_ok(ret):
raise CPLException('Could not create' +
' provenance bundle: ' + CPLDirect.cpl_error_string(ret), ret)
r = cpl_object(idp)
return r
def __create_or_lookup_cpl_object(self,
originator,
name,
type,
create=None,
container=None):
'''
Create or lookup a CPL object
** Parameters **
originator
name: originator-local name
type: originator-local type
create:
None: lookup or create
True: create only
False: lookup only
container:
Id of container into which to place this object.
Only applies to create
'''
if container is None:
container_id = NONE
else:
container_id = container.id
idp = CPLDirect.new_cpl_id_tp()
if create == None:
ret = CPLDirect.cpl_lookup_or_create_object(
originator, name, type, container_id, idp)
if ret == S_OBJECT_CREATED:
ret = S_OK
elif create:
ret = CPLDirect.cpl_create_object(originator, name, type,
container_id, idp)
else:
ret = CPLDirect.cpl_lookup_object(originator, name, type, idp)
if ret == E_NOT_FOUND:
CPLDirect.delete_cpl_id_tp(idp)
raise LookupError('Not found')
if not CPLDirect.cpl_is_ok(ret):
CPLDirect.delete_cpl_id_tp(idp)
raise Exception('Could not find or create' +
' provenance object: ' +
CPLDirect.cpl_error_string(ret))
r = cpl_object(idp)
CPLDirect.delete_cpl_id_tp(idp)
return r
def __create_or_lookup_cpl_object(self, originator,
name, type, create=None, container=None):
'''
Create or lookup a CPL object
** Parameters **
originator
name: originator-local name
type: originator-local type
create:
None: lookup or create
True: create only
False: lookup only
container:
Id of container into which to place this object.
Only applies to create
'''
if container is None:
container_id = NONE
else:
container_id = container.id
idp = CPLDirect.new_cpl_id_tp()
if create == None:
ret = CPLDirect.cpl_lookup_or_create_object(originator, name,
type, container_id, idp)
if ret == S_OBJECT_CREATED:
ret = S_OK
elif create:
ret = CPLDirect.cpl_create_object(originator,
name, type, container_id, idp)
else:
ret = CPLDirect.cpl_lookup_object(originator, name, type, idp)
if ret == E_NOT_FOUND:
CPLDirect.delete_cpl_id_tp(idp)
raise LookupError('Not found')
if not CPLDirect.cpl_is_ok(ret):
CPLDirect.delete_cpl_id_tp(idp)
raise Exception('Could not find or create' +
' provenance object: ' + CPLDirect.cpl_error_string(ret))
r = cpl_object(idp)
CPLDirect.delete_cpl_id_tp(idp)
return r
def __create_or_lookup_cpl_object(self, prefix,
name, type=None, create=None, bundle=None):
'''
Create or lookup a CPL object
** Parameters **
prefix
name: name
type: type, type can be none for lookup
create:
None: lookup or create
True: create only
False: lookup only
bundle:
Id of bundle into which to place this object, can be none
'''
if bundle == None:
bundle_id = NONE
else:
bundle_id = bundle.id
if create == None:
ret, idp = CPLDirect.cpl_lookup_or_create_object(prefix, name,
type, bundle_id)
if ret == S_OBJECT_CREATED:
ret = S_OK
elif create:
ret, idp = CPLDirect.cpl_create_object(prefix,
name, type, bundle_id)
else:
ret, idp = CPLDirect.cpl_lookup_object(prefix, name, type, bundle_id)
if ret == E_NOT_FOUND:
raise LookupError('Not found')
if not CPLDirect.cpl_is_ok(ret):
raise CPLException('Could not find or create' +
' provenance object: ' + CPLDirect.cpl_error_string(ret), ret)
r = cpl_object(idp)
return r
