This folder contains the core DTP-framework interfaces used throughout the DTP's codebase. For more general, common models see the org.datatransferproject.types.common.models.* packages over in portability-types-common/src/main/java/org/datatransferproject/types/common/models.

• auth - common data structures for passing auth data around the DTP system
• errors - common data structure for errors passed around or serialized
• retry - common data structures for encoding the retry behavior for a server when there is an error.