def describe(self, pid):
try:
return self.client.describe(pid)
except d1_common.types.exceptions.DataONEException as e:
raise workspace_exception.WorkspaceException(e.description)
except (ssl.SSLError, socket.error) as e:
raise workspace_exception.WorkspaceException(str(e))
def get_system_metadata(self, pid):
"""This method causes an implicit validation of the retrieved System Metadata"""
try:
return self.client.getSystemMetadata(pid)
except d1_common.types.exceptions.DataONEException as e:
raise workspace_exception.WorkspaceException(e.description)
except (ssl.SSLError, socket.error) as e:
raise workspace_exception.WorkspaceException(str(e))
def get_system_metadata_as_string(self, pid):
"""This method does not include validation of the System Metadata"""
try:
result = self.client.getSystemMetadataResponse(pid)
return result.read()
except d1_common.types.exceptions.DataONEException as e:
raise workspace_exception.WorkspaceException(e.description)
except (ssl.SSLError, socket.error) as e:
raise workspace_exception.WorkspaceException(str(e))
def get_science_object(self, pid):
try:
d1client = d1_client.d1client.DataONEClient(
cnBaseUrl=self._options['base_url'])
return d1client.get(pid)
except d1_common.types.exceptions.DataONEException as e:
raise workspace_exception.WorkspaceException(e.description)
except (ssl.SSLError, socket.error) as e:
raise workspace_exception.WorkspaceException(str(e))
def get_solr_record(self, pid):
query = u'id:{0}'.format(self._solr_client.escape_query_term_string(pid))
response = self.run_solr_query(query)
try:
return response[0]
except IndexError:
raise workspace_exception.WorkspaceException(
'Object does not exist. pid={0}'.format(pid)
)
def _get_wcache_folder_recursive(self, path, folder=None):
logging.debug('path={0}'.format(path))
if folder is None:
folder = self._wcache['tree']
if not path:
return folder
try:
return self._get_wcache_folder_recursive(
path[1:], folder['dirs'][path[0]]
)
except KeyError:
raise workspace_exception.WorkspaceException('Invalid path')
def _get_uncached_object_record(self, pid):
self._create_wcache_item_for_pid(None, pid)
try:
return self._wcache['records'][pid]
except KeyError:
raise workspace_exception.WorkspaceException('Unknown PID')