question: private void putIntoCache ( String diphoneName , Diphone diphone ) { if ( diphoneMap == null ) { return ; } if ( useSoftCache ) { diphoneMap . put ( diphoneName , new WeakReference ( diphone ) ) ; } else { diphoneMap . put ( diphoneName , diphone ) ; } }
target:  Puts the diphone in the cache.