BuildImageStep.java

class BuildImageStep
    implements AsyncStep<AsyncStep<Image<CachedLayer>>>, Callable<AsyncStep<Image<CachedLayer>>> {
/*(...)*/
  private Image<CachedLayer> afterCachedLayersSteps()
      throws ExecutionException, LayerPropertyNotFoundException {
    try (Timer ignored = new Timer(buildConfiguration.getBuildLogger(), DESCRIPTION)) {
      // Constructs the image.
      Image.Builder<CachedLayer> imageBuilder = Image.builder();
      for (PullAndCacheBaseImageLayerStep pullAndCacheBaseImageLayerStep :
          NonBlockingSteps.get(pullAndCacheBaseImageLayersStep)) {
        imageBuilder.addLayer(NonBlockingSteps.get(pullAndCacheBaseImageLayerStep));
      }
      for (BuildAndCacheApplicationLayerStep buildAndCacheApplicationLayerStep :
          buildAndCacheApplicationLayerSteps) {
        imageBuilder.addLayer(NonBlockingSteps.get(buildAndCacheApplicationLayerStep));
      }
      imageBuilder.setCreated(buildConfiguration.getCreationTime());
      imageBuilder.setEnvironment(buildConfiguration.getEnvironment());
      imageBuilder.setEntrypoint(entrypoint);
      imageBuilder.setJavaArguments(buildConfiguration.getJavaArguments());
      imageBuilder.setExposedPorts(buildConfiguration.getExposedPorts());

      // Gets the container configuration content descriptor.
      return imageBuilder.build();
    }
  }
}