Examples with Transformation io.cdap.cdap.etl.api.Transformation used on opensource projects

Example 1 with Transformation

use of io.cdap.cdap.etl.api.Transformation in project cdap by caskdata.

the class TransformExecutorFactory method getTransformation.

@SuppressWarnings("unchecked")
protected <IN, OUT> TrackedTransform<IN, OUT> getTransformation(StageSpec stageSpec) throws Exception {
    String stageName = stageSpec.getName();
    String pluginType = stageSpec.getPluginType();
    StageMetrics stageMetrics = new DefaultStageMetrics(metrics, stageName);
    StageStatisticsCollector collector = collectStageStatistics ? getStatisticsCollector(stageName) : NoopStageStatisticsCollector.INSTANCE;
    Transformation transformation = getInitializedTransformation(stageSpec);
    // we emit metrics for records into alert publishers when the actual alerts are published,
    // not when we write the alerts to the temporary dataset
    String recordsInMetric = AlertPublisher.PLUGIN_TYPE.equals(pluginType) ? null : Constants.Metrics.RECORDS_IN;
    return new TrackedTransform<>(transformation, stageMetrics, recordsInMetric, Constants.Metrics.RECORDS_OUT, getDataTracer(stageName), collector);
}