class com.sun.management.OperatingSystem extends sun.management.OperatingSystemImpl implements com.sun.management.OperatingSystemMXBean
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.sun.management.OperatingSystem
  super_class: sun.management.OperatingSystemImpl
{
  private static java.lang.Object psapiLock;
    descriptor: Ljava/lang/Object;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 43
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putstatic com.sun.management.OperatingSystem.psapiLock:Ljava/lang/Object;
         1: .line 63
            invokestatic com.sun.management.OperatingSystem.initialize:()V
         2: .line 64
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>(sun.management.VMManagement);
    descriptor: (Lsun/management/VMManagement;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.sun.management.OperatingSystem this
        start local 1 // sun.management.VMManagement vm
         0: .line 46
            aload 0 /* this */
            aload 1 /* vm */
            invokespecial sun.management.OperatingSystemImpl.<init>:(Lsun/management/VMManagement;)V
         1: .line 47
            return
        end local 1 // sun.management.VMManagement vm
        end local 0 // com.sun.management.OperatingSystem this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/sun/management/OperatingSystem;
            0    2     1    vm  Lsun/management/VMManagement;
    MethodParameters:
      Name  Flags
      vm    

  public long getCommittedVirtualMemorySize();
    descriptor: ()J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // com.sun.management.OperatingSystem this
         0: .line 50
            getstatic com.sun.management.OperatingSystem.psapiLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 51
            aload 0 /* this */
            invokevirtual com.sun.management.OperatingSystem.getCommittedVirtualMemorySize0:()J
            aload 1
            monitorexit
         2: lreturn
         3: .line 50
      StackMap locals: com.sun.management.OperatingSystem java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 1
            monitorexit
         4: athrow
        end local 0 // com.sun.management.OperatingSystem this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lcom/sun/management/OperatingSystem;
      Exception table:
        from    to  target  type
           1     2       3  any
           3     4       3  any

  private native long getCommittedVirtualMemorySize0();
    descriptor: ()J
    flags: (0x0102) ACC_PRIVATE, ACC_NATIVE

  public native long getTotalSwapSpaceSize();
    descriptor: ()J
    flags: (0x0101) ACC_PUBLIC, ACC_NATIVE

  public native long getFreeSwapSpaceSize();
    descriptor: ()J
    flags: (0x0101) ACC_PUBLIC, ACC_NATIVE

  public native long getProcessCpuTime();
    descriptor: ()J
    flags: (0x0101) ACC_PUBLIC, ACC_NATIVE

  public native long getFreePhysicalMemorySize();
    descriptor: ()J
    flags: (0x0101) ACC_PUBLIC, ACC_NATIVE

  public native long getTotalPhysicalMemorySize();
    descriptor: ()J
    flags: (0x0101) ACC_PUBLIC, ACC_NATIVE

  private static native void initialize();
    descriptor: ()V
    flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
}
SourceFile: "OperatingSystem.java"