src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/g1/G1CollectedHeap.java

*** 1,7 ****
  /*
!  * Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2011, 2019, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 30,41 ****
  import java.util.Observer;
  
  import sun.jvm.hotspot.debugger.Address;
  import sun.jvm.hotspot.gc.shared.CollectedHeap;
  import sun.jvm.hotspot.gc.shared.CollectedHeapName;
! import sun.jvm.hotspot.gc.shared.SpaceClosure;
  import sun.jvm.hotspot.gc.shared.PrintRegionClosure;
  import sun.jvm.hotspot.memory.MemRegion;
  import sun.jvm.hotspot.runtime.VM;
  import sun.jvm.hotspot.runtime.VMObjectFactory;
  import sun.jvm.hotspot.types.AddressField;
  import sun.jvm.hotspot.types.CIntegerField;
--- 30,42 ----
  import java.util.Observer;
  
  import sun.jvm.hotspot.debugger.Address;
  import sun.jvm.hotspot.gc.shared.CollectedHeap;
  import sun.jvm.hotspot.gc.shared.CollectedHeapName;
! import sun.jvm.hotspot.gc.shared.LiveRegionsClosure;
  import sun.jvm.hotspot.gc.shared.PrintRegionClosure;
+ import sun.jvm.hotspot.gc.shared.SpaceClosure;
  import sun.jvm.hotspot.memory.MemRegion;
  import sun.jvm.hotspot.runtime.VM;
  import sun.jvm.hotspot.runtime.VMObjectFactory;
  import sun.jvm.hotspot.types.AddressField;
  import sun.jvm.hotspot.types.CIntegerField;
*** 136,145 ****
--- 137,155 ----
      public CollectedHeapName kind() {
          return CollectedHeapName.G1;
      }
  
      @Override
+     public void liveRegionsIterate(LiveRegionsClosure closure) {
+         Iterator<HeapRegion> iter = heapRegionIterator();
+         while (iter.hasNext()) {
+             HeapRegion hr = iter.next();
+             closure.doLiveRegions(hr);
+         }
+     }
+ 
+     @Override
      public void printOn(PrintStream tty) {
          MemRegion mr = reservedRegion();
  
          tty.print("garbage-first heap");
          tty.print(" [" + mr.start() + ", " + mr.end() + "]");