class com.sun.management.UnixOperatingSystem extends sun.management.OperatingSystemImpl implements com.sun.management.UnixOperatingSystemMXBean
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.sun.management.UnixOperatingSystem
  super_class: sun.management.OperatingSystemImpl
{
  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=0, locals=0, args_size=0
         0: .line 55
            invokestatic com.sun.management.UnixOperatingSystem.initialize:()V
         1: .line 56
            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.UnixOperatingSystem this
        start local 1 // sun.management.VMManagement vm
         0: .line 42
            aload 0 /* this */
            aload 1 /* vm */
            invokespecial sun.management.OperatingSystemImpl.<init>:(Lsun/management/VMManagement;)V
         1: .line 43
            return
        end local 1 // sun.management.VMManagement vm
        end local 0 // com.sun.management.UnixOperatingSystem this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/sun/management/UnixOperatingSystem;
            0    2     1    vm  Lsun/management/VMManagement;
    MethodParameters:
      Name  Flags
      vm    

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

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

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

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