src/share/vm/prims/jvmtiEnv.cpp

*** 44,53 ****
--- 44,54 ----
  #include "prims/jvmtiAgentThread.hpp"
  #include "prims/jvmtiClassFileReconstituter.hpp"
  #include "prims/jvmtiCodeBlobEvents.hpp"
  #include "prims/jvmtiExtensions.hpp"
  #include "prims/jvmtiGetLoadedClasses.hpp"
+ #include "prims/jvmtiHeapTransition.hpp"
  #include "prims/jvmtiImpl.hpp"
  #include "prims/jvmtiManageCapabilities.hpp"
  #include "prims/jvmtiRawMonitor.hpp"
  #include "prims/jvmtiRedefineClasses.hpp"
  #include "prims/jvmtiTagMap.hpp"
*** 1933,1942 ****
--- 1934,1967 ----
    TraceTime t("IterateOverInstancesOfClass", TRACETIME_LOG(Debug, jvmti, objecttagging));
    JvmtiTagMap::tag_map_for(this)->iterate_over_heap(object_filter, klass, heap_object_callback, user_data);
    return JVMTI_ERROR_NONE;
  } /* end IterateOverInstancesOfClass */
  
+ // Start the sampler.
+ jvmtiError
+ JvmtiEnv::StartHeapSampling(jint monitoring_period) {
+   if (monitoring_period < 0) {
+     return JVMTI_ERROR_ILLEGAL_ARGUMENT;
+   }
+ 
+   HeapMonitor = true;
+   HeapThreadTransition htt(Thread::current());
+   HeapMonitoring::initialize_profiling(monitoring_period);
+   return JVMTI_ERROR_NONE;
+ } /* end StartHeapSampling */
+ 
+ // Get the currently live sampled allocations.
+ jvmtiError
+ JvmtiEnv::GetLiveTraces(jvmtiStackTraceData **stack_traces, jint *num_traces) {
+   HeapThreadTransition htt(Thread::current());
+   if (stack_traces == NULL || num_traces == NULL) {
+     return JVMTI_ERROR_ILLEGAL_ARGUMENT;
+   }
+ 
+   HeapMonitoring::get_live_traces(stack_traces, num_traces);
+   return JVMTI_ERROR_NONE;
+ } /* end GetLiveTraces */
  
    //
    // Local Variable functions
    //