question: public void clearBreakpointsPassive ( final BreakpointType type ) { Preconditions . checkNotNull ( type , "IE01011: Type argument can not be null" ) ; NaviLogger . info ( "Clearing all breakpoints of type '%s' passively" , type ) ; switch ( type ) { case REGULAR : throw new IllegalStateException ( "IE01018: Regular breakpoints can not be cleared passively" ) ; case ECHO : echoBreakpointStorage . clear ( ) ; return ; case STEP : stepBreakpointStorage . clear ( ) ; return ; default : throw new IllegalStateException ( String . format ( "IE01017: Invalid breakpoint type '%s'" , type ) ) ; } }
target:  Clears all echo breakpoints without notifying the listeners about the deleted breakpoints.