question: check if an accident exist in the markers manager concode_field_sep List<Accident> accidentsList concode_elem_sep MainActivity mListenerActivity concode_elem_sep MarkersManager instance concode_elem_sep String LOG_TAG concode_elem_sep List<Discussion> discussionList concode_elem_sep boolean DO_NOT_RESET concode_elem_sep boolean DO_RESET concode_field_sep void unregisterListenerActivity concode_elem_sep List<Discussion> getAllNewDiscussions concode_elem_sep int addAllAccidents concode_elem_sep List<Discussion> getAllDiscussions concode_elem_sep int addAllDiscussions concode_elem_sep List<Accident> getAllAccidents concode_elem_sep boolean isDiscussionExist concode_elem_sep void setAllMarkersAsNotShownOnTheMap concode_elem_sep void registerListenerActivity concode_elem_sep List<Accident> getAllNewAccidents concode_elem_sep MarkersManager getInstance concode_elem_sep boolean addDiscussion concode_elem_sep boolean addAccident
target: boolean function ( Accident arg0 ) { if ( arg0 == null ) return false ; for ( Accident loc0 : accidentsList ) if ( loc0 . getId ( ) == arg0 . getId ( ) ) { return true ; } return false ; }