# Package org.springframework.cloud.dataflow.server.service.impl.validation

- Class Summary
  Class | Description
  --- | ---
  DefaultStreamValidationService | Implementation of the StreamValidationService that delegates to the stream definition repository.
  DefaultTaskValidationService | Implementation of the TaskValidationService that delegates to the task definition repository and is able to validate composed task definitions.
  DefaultValidationService | Implementation of Validation Service that delegates to the application registry.
  DockerAuth | Encapsulates Docker Registry OAuth information used to query the registry.
  DockerRegistryValidator | Provides operations to query the Docker repository for tags for a given image URI.
  DockerResult | Contains the tag's information returned from docker for a specific image.
  DockerTag | The metadata for a docker tag.

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