Fix Files DSL for auto-create input directory #10525
                
     Merged
            
            
          
      
        
          +20
        
        
          −18
        
        
          
        
      
    
  
  Add this suggestion to a batch that can be applied as a single commit.
  This suggestion is invalid because no changes were made to the code.
  Suggestions cannot be applied while the pull request is closed.
  Suggestions cannot be applied while viewing a subset of changes.
  Only one suggestion per line can be applied in a batch.
  Add this suggestion to a batch that can be applied as a single commit.
  Applying suggestions on deleted lines is not supported.
  You must change the existing code in this line in order to create a valid suggestion.
  Outdated suggestions cannot be applied.
  This suggestion has been applied or marked resolved.
  Suggestions cannot be applied from pending reviews.
  Suggestions cannot be applied on multi-line comments.
  Suggestions cannot be applied while the pull request is queued to merge.
  Suggestion cannot be applied right now. Please check back later.
  
    
  
    
Related to: #7971
The
FileReadingMessageSourcehas always had a feature to create a directory to scan on startup. After introducing an expression variant, such a logic is limited only for theValueExpressionas only this one comes with a static value.The Java DSL has been changed to support a
Suppliervariant for an input directory. TheSupplierdoes not always give us the same value; therefore, we cannot assume directory auto-creation on startup.FileInboundChannelAdapterSpecfor thedirectory(Expression directoryExpression)instead ofSupplierFilesto use aValueExpressionfor statically providedFile directory