@Override public long getLastModifiedAt(Configuration configuration) { return source.getLastModifiedAt(configuration); }
@Override public long getLastModifiedAt() { return source.getLastModifiedAt(pipeline.getConfiguration()); }
@Override public long getLastModifiedAt(Configuration configuration) { return source.getLastModifiedAt(configuration); }
@Override public long getLastModifiedAt() { return source.getLastModifiedAt(pipeline.getConfiguration()); }