bundles/org.simantics.nativemem/src/org/simantics/nativemem/internal/Psapi64.java

   1 package org.simantics.nativemem.internal;\r
   2 \r
   3 import java.util.Arrays;\r
   4 import java.util.List;\r
   5 \r
   6 import org.simantics.nativemem.ProcessMemoryCounters;\r
   7 \r
   8 import com.sun.jna.Native;\r
   9 import com.sun.jna.Structure;\r
  10 import com.sun.jna.platform.win32.WinNT.HANDLE;\r
  11 import com.sun.jna.win32.StdCallLibrary;\r
  12 \r
  13 public interface Psapi64 extends StdCallLibrary {\r
  14 \r
  15     Psapi64 INSTANCE = (Psapi64) Native.loadLibrary("Psapi", Psapi64.class);\r
  16 \r
  17     /*\r
  18      * https://msdn.microsoft.com/en-us/library/windows/desktop/ms684874%28v=vs.85%29.aspx\r
  19      */\r
  20     public static class PROCESS_MEMORY_COUNTERS_EX extends Structure {\r
  21         public int cb;\r
  22         public int PageFaultCount;\r
  23         public long PeakWorkingSetSize;\r
  24         public long WorkingSetSize;\r
  25         public long QuotaPeakPagedPoolUsage;\r
  26         public long QuotaPagedPoolUsage;\r
  27         public long QuotaPeakNonPagedPoolUsage;\r
  28         public long QuotaNonPagedPoolUsage;\r
  29         public long PagefileUsage;\r
  30         public long PeakPagefileUsage;\r
  31         public long PrivateUsage;\r
  32 \r
  33         @SuppressWarnings("rawtypes")\r
  34         @Override\r
  35         protected List getFieldOrder() {\r
  36             return PROCESS_MEMORY_COUNTERS_EX_FIELDS;\r
  37         }\r
  38 \r
  39         private static final List<String> PROCESS_MEMORY_COUNTERS_EX_FIELDS = Arrays.asList(new String[] { \r
  40                 "cb", "PageFaultCount",\r
  41                 "PeakWorkingSetSize", "WorkingSetSize",\r
  42                 "QuotaPeakPagedPoolUsage", "QuotaPagedPoolUsage",\r
  43                 "QuotaPeakNonPagedPoolUsage", "QuotaNonPagedPoolUsage",\r
  44                 "PagefileUsage", "PeakPagefileUsage", "PrivateUsage"\r
  45         });\r
  46 \r
  47         public void writeTo(ProcessMemoryCounters to) {\r
  48             to.PageFaultCount = PageFaultCount;\r
  49             to.PeakWorkingSetSize = PeakWorkingSetSize;\r
  50             to.WorkingSetSize = WorkingSetSize;\r
  51             to.QuotaPeakPagedPoolUsage = QuotaPeakPagedPoolUsage;\r
  52             to.QuotaPagedPoolUsage = QuotaPagedPoolUsage;\r
  53             to.QuotaPeakNonPagedPoolUsage = QuotaPeakNonPagedPoolUsage;\r
  54             to.QuotaNonPagedPoolUsage = QuotaNonPagedPoolUsage;\r
  55             to.PagefileUsage = PagefileUsage;\r
  56             to.PeakPagefileUsage = PeakPagefileUsage;\r
  57             to.PrivateUsage = PrivateUsage;\r
  58         }\r
  59     }\r
  60 \r
  61     /*\r
  62      * https://msdn.microsoft.com/en-us/library/windows/desktop/ms683219%28v=vs.85%29.aspx\r
  63      */\r
  64     boolean GetProcessMemoryInfo(HANDLE Process, PROCESS_MEMORY_COUNTERS_EX ppsmemCounters, int cb);\r
  65 \r
  66 }