Returns a Map of the name of all VM internal threads
to the thread CPU time in nanoseconds. The returned value is
of nanoseconds precision but not necessarily nanoseconds accuracy.
a Map object of the name of all VM internal threadsto the thread CPU time in nanoseconds. throws: java.lang.UnsupportedOperationException - if the Java virtualmachine does not support CPU time measurement. See Also: java.lang.management.ThreadMBean.isThreadCpuTimeSupported |