src/main/java/org/eiichiro/bootleg/Pipeline.java
public Pipeline<T> set(Function<T, T> function) {
		return set(stages.size(), function.getClass().getName(), function);
	}
public Pipeline<T> set(Function<T, T> function) {
		return set(stages.size(), function.getClass().getName(), function);
	}
Sets the specified {@code Function} to the next processing stage with the
class name of the {@code Function} as the stage name.

@param function The {@code Function} set to the next processing stage.
@return This {@code Pipeline} instance.