def create(cls, **kw):
"""
keywords:
source
content_type
body
returns:
tuple: (ArtifactInfo key, ArtifactContent key, ArtifactSource key)
raises:
DuplicateDataException - if artifact already exists
"""
if not kw:
raise IllegalArgumentException("keywords must be provided")
source_name = kw.pop("source", None)
content_type = kw.get("content_type")
if not source_name:
raise IllegalArgumentException("source keyword must be provided.")
elif not content_type:
raise IllegalArgumentException("content_type keyword must be provided.")
# I pop "body" since I can't include it as a keyword for ArtifactInfo.create()
body = kw.pop("body", None)
# hashes content to avoid saving a duplicate
content_md5 = cls._content_md5(source_name, content_type, body)
found_artifact_key = ArtifactInfo.find_by_content_md5(content_md5, keys_only=True).get()
if found_artifact_key:
raise DuplicateDataException("artifact %s" % (found_artifact_key.name()))
return cls._create(source_name, body, content_md5, **kw)
def find_or_create(cls, **kw):
"""
returns:
tuple: (ArtifactInfo key, ArtifactContent key, ArtifactSource key, created)
"""
if not kw:
raise IllegalArgumentException("keywords must be provided")
source_name = kw.pop("source", None)
content_type = kw.get("content_type")
if not source_name:
raise IllegalArgumentException("source keyword must be provided.")
elif not content_type:
raise IllegalArgumentException(
"content_type keyword must be provided.")
# I pop "body" since I can't include it as a keyword for ArtifactInfo.create()
body = kw.pop("body", None)
# hashes content to avoid saving a duplicate
content_md5 = cls._content_md5(source_name, content_type, body)
found_artifact = ArtifactInfo.find_by_content_md5(content_md5).get()
if found_artifact:
info_key = found_artifact.key()
content_key = ArtifactContent.get_by_guid(
found_artifact.guid).key()
source_key = found_artifact.source.key()
created = False
else:
info_key, content_key, source_key = cls._create(
source_name, body, content_md5, **kw)
created = True
return (info_key, content_key, source_key, created)
def find_or_create(cls, **kw):
"""
returns:
tuple: (ArtifactInfo key, ArtifactContent key, ArtifactSource key, created)
"""
if not kw:
raise IllegalArgumentException("keywords must be provided")
source_name = kw.pop("source", None)
content_type = kw.get("content_type")
if not source_name:
raise IllegalArgumentException("source keyword must be provided.")
elif not content_type:
raise IllegalArgumentException("content_type keyword must be provided.")
# I pop "body" since I can't include it as a keyword for ArtifactInfo.create()
body = kw.pop("body", None)
# hashes content to avoid saving a duplicate
content_md5 = cls._content_md5(source_name, content_type, body)
found_artifact = ArtifactInfo.find_by_content_md5(content_md5).get()
if found_artifact:
info_key = found_artifact.key()
content_key = ArtifactContent.get_by_guid(found_artifact.guid).key()
source_key = found_artifact.source.key()
created = False
else:
info_key, content_key, source_key = cls._create(source_name, body, content_md5, **kw)
created = True
return (info_key, content_key, source_key, created)
def create(cls, **kw):
"""
keywords:
source
content_type
body
returns:
tuple: (ArtifactInfo key, ArtifactContent key, ArtifactSource key)
raises:
DuplicateDataException - if artifact already exists
"""
if not kw:
raise IllegalArgumentException("keywords must be provided")
source_name = kw.pop("source", None)
content_type = kw.get("content_type")
if not source_name:
raise IllegalArgumentException("source keyword must be provided.")
elif not content_type:
raise IllegalArgumentException(
"content_type keyword must be provided.")
# I pop "body" since I can't include it as a keyword for ArtifactInfo.create()
body = kw.pop("body", None)
# hashes content to avoid saving a duplicate
content_md5 = cls._content_md5(source_name, content_type, body)
found_artifact_key = ArtifactInfo.find_by_content_md5(
content_md5, keys_only=True).get()
if found_artifact_key:
raise DuplicateDataException("artifact %s" %
(found_artifact_key.name()))
return cls._create(source_name, body, content_md5, **kw)
