GoogleCloudDocumentaiV1TrainProcessorVersionRequestCustomDocumentExtractionOptions.fromJson constructor
      
      GoogleCloudDocumentaiV1TrainProcessorVersionRequestCustomDocumentExtractionOptions.fromJson(
    
    
- Map json_
Implementation
GoogleCloudDocumentaiV1TrainProcessorVersionRequestCustomDocumentExtractionOptions.fromJson(
    core.Map json_)
    : this(
        trainingMethod: json_.containsKey('trainingMethod')
            ? json_['trainingMethod'] as core.String
            : null,
      );