public void initializeReadTransformers(final Walker walker) {
// keep a list of the active read transformers sorted based on priority ordering
List<ReadTransformer> activeTransformers = new ArrayList<ReadTransformer>();
final ReadTransformersMode overrideMode = WalkerManager.getWalkerAnnotation(walker, ReadTransformersMode.class);
final ReadTransformer.ApplicationTime overrideTime = overrideMode != null ? overrideMode.ApplicationTime() : null;
final PluginManager<ReadTransformer> pluginManager = new PluginManager<ReadTransformer>(ReadTransformer.class);
for ( final ReadTransformer transformer : pluginManager.createAllTypes() ) {
transformer.initialize(overrideTime, this, walker);