retrieve the control spring so you can manipulate it to drive the positions of the other springs . concode_field_sep int DEFAULT_ATTACHMENT_TENSION concode_elem_sep CopyOnWriteArrayList<SpringListener> mListeners concode_elem_sep SpringConfig mAttachmentSpringConfig concode_elem_sep int DEFAULT_ATTACHMENT_FRICTION concode_elem_sep int DEFAULT_MAIN_TENSION concode_elem_sep int mControlSpringIndex concode_elem_sep SpringConfigRegistry registry concode_elem_sep SpringConfig mMainSpringConfig concode_elem_sep SpringSystem mSpringSystem concode_elem_sep int DEFAULT_MAIN_FRICTION concode_elem_sep CopyOnWriteArrayList<Spring> mSprings concode_elem_sep int id concode_field_sep SpringConfig getMainSpringConfig concode_elem_sep List<Spring> getAllSprings concode_elem_sep SpringChain setControlSpringIndex concode_elem_sep void onSpringActivate concode_elem_sep void onSpringAtRest concode_elem_sep SpringChain create concode_elem_sep SpringChain create concode_elem_sep void onSpringUpdate concode_elem_sep SpringChain addSpring concode_elem_sep void onSpringEndStateChange concode_elem_sep SpringConfig getAttachmentSpringConfig