Examples with ValidatingConfigurer io.cdap.cdap.etl.validation.ValidatingConfigurer used on opensource projects

Example 1 with ValidatingConfigurer

use of io.cdap.cdap.etl.validation.ValidatingConfigurer in project cdap by caskdata.

the class ValidationUtils method validate.

/**
 * Validate plugin based on the {@link StageValidationRequest}
 *
 * @param validationRequest {@link StageValidationRequest} with plugin properties
 * @param pluginConfigurer  {@link PluginConfigurer} for using the plugin
 * @param macroFn           {@link Function} for evaluating macros
 * @return {@link StageValidationResponse} in json format
 */
public static StageValidationResponse validate(String namespace, StageValidationRequest validationRequest, PluginConfigurer pluginConfigurer, Function<Map<String, String>, Map<String, String>> macroFn, FeatureFlagsProvider featureFlagsProvider) {
    ETLStage stageConfig = validationRequest.getStage();
    ValidatingConfigurer validatingConfigurer = new ValidatingConfigurer(pluginConfigurer, featureFlagsProvider);
    // Batch or Streaming doesn't matter for a single stage.
    PipelineSpecGenerator<ETLBatchConfig, BatchPipelineSpec> pipelineSpecGenerator = new BatchPipelineSpecGenerator(namespace, validatingConfigurer, null, Collections.emptySet(), Collections.emptySet(), Engine.SPARK, featureFlagsProvider);
    DefaultStageConfigurer stageConfigurer = new DefaultStageConfigurer(stageConfig.getName());
    for (StageSchema stageSchema : validationRequest.getInputSchemas()) {
        stageConfigurer.addInputSchema(stageSchema.getStage(), stageSchema.getSchema());
        stageConfigurer.addInputStage(stageSchema.getStage());
    }
    DefaultPipelineConfigurer pipelineConfigurer = new DefaultPipelineConfigurer(validatingConfigurer, stageConfig.getName(), Engine.SPARK, stageConfigurer, featureFlagsProvider);
    // evaluate macros
    Map<String, String> evaluatedProperties = macroFn.apply(stageConfig.getPlugin().getProperties());
    ETLPlugin originalConfig = stageConfig.getPlugin();
    ETLPlugin evaluatedConfig = new ETLPlugin(originalConfig.getName(), originalConfig.getType(), evaluatedProperties, originalConfig.getArtifactConfig());
    try {
        StageSpec spec = pipelineSpecGenerator.configureStage(stageConfig.getName(), evaluatedConfig, pipelineConfigurer).build();
        return new StageValidationResponse(spec);
    } catch (ValidationException e) {
        return new StageValidationResponse(e.getFailures());
    }
}