[JCLOUDS-1390] google-cloud-storage: Avoid per blob calls to get user metadata when listing with details

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1.0
• Fix Version/s: 2.2.0, 2.1.1
• Component/s: jclouds-blobstore
• Labels: google-cloud-storage
• Assignee: Andrew Gaul
• Reporter: Alin George Dreghiciu
• Created: 07/Mar/18 18:04
• Updated: 08/Mar/18 06:05
• Resolved: 08/Mar/18 06:05

Description

When listing blobs in a container with details in google-cloud-storage, there is a call for each blob in order to get each blob user metadata. This can be improved by setting projection to "FULL" while listing the blobs, case when GCS will return user metadata for each blob