2.3.1

Release Notes - Version 2.3.1

Overview

Version 2.3.1 is a maintenance release that addresses critical bugs in Spring integration and DTO serialization, improving stability and reliability of the framework.

Bug Fixes

1. File Byte Handling in Spring Integration (PR #327)

• Fixed file byte processing issues in Spring HTTP client implementations.
• Enhanced ResponseConverter with improved byte array handling and content type detection.
• Updated RestClientExecutor and WebClientExecutor for better binary data processing.
• Improved DifyRestLoggingInterceptor to properly handle file content in logging.
• Affected components:
  • ResponseConverter - Enhanced binary response handling
  • RestClientExecutor - Fixed file upload/download byte processing
  • WebClientExecutor - Improved reactive stream byte handling
  • DifyRestLoggingInterceptor - Better logging for binary content

2. DTO toString Method Issues (PR #324)

• Fixed toString() method implementations across multiple DTO classes to prevent serialization errors.
• Removed problematic implementation in MultiValueMap.
• Added proper toString() implementations for:
  • ChatMessageSendCompletionResponse
  • ParallelBranchFinishedData (both chat and workflow packages)
  • ChatMessagePipelineModel
  • SegmentUpdateParam
  • AppsResponseResult
  • LoginResultResponse

Improvements

• Enhanced test coverage for Spring HTTP client components.
• Added comprehensive test cases for ResponseConverter and DifyRestLoggingInterceptor.
• Improved error handling and logging for file operations.

Tests

• Added unit tests for file byte handling in ResponseConverterTest.
• Enhanced test coverage in WebClientExecutorTest.
• Added new test cases in DifyRestLoggingInterceptorTest for binary content logging.