class sun.nio.fs.LinuxWatchService$Poller extends sun.nio.fs.AbstractPoller
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: sun.nio.fs.LinuxWatchService$Poller
  super_class: sun.nio.fs.AbstractPoller
{
  private static final int SIZEOF_INOTIFY_EVENT;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final int[] offsets;
    descriptor: [I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final int OFFSETOF_WD;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final int OFFSETOF_MASK;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final int OFFSETOF_LEN;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final int OFFSETOF_NAME;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final int IN_MODIFY;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 2

  private static final int IN_ATTRIB;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 4

  private static final int IN_MOVED_FROM;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 64

  private static final int IN_MOVED_TO;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 128

  private static final int IN_CREATE;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 256

  private static final int IN_DELETE;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 512

  private static final int IN_UNMOUNT;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 8192

  private static final int IN_Q_OVERFLOW;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 16384

  private static final int IN_IGNORED;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 32768

  private static final int BUFFER_SIZE;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 8192

  private final sun.nio.fs.UnixFileSystem fs;
    descriptor: Lsun/nio/fs/UnixFileSystem;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final sun.nio.fs.LinuxWatchService watcher;
    descriptor: Lsun/nio/fs/LinuxWatchService;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int ifd;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int[] socketpair;
    descriptor: [I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.util.Map<java.lang.Integer, sun.nio.fs.LinuxWatchService$LinuxWatchKey> wdToKey;
    descriptor: Ljava/util/Map;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/Map<Ljava/lang/Integer;Lsun/nio/fs/LinuxWatchService$LinuxWatchKey;>;

  private final long address;
    descriptor: J
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 153
            invokestatic sun.nio.fs.LinuxWatchService.eventSize:()I
            putstatic sun.nio.fs.LinuxWatchService$Poller.SIZEOF_INOTIFY_EVENT:I
         1: .line 154
            invokestatic sun.nio.fs.LinuxWatchService.eventOffsets:()[I
            putstatic sun.nio.fs.LinuxWatchService$Poller.offsets:[I
         2: .line 155
            getstatic sun.nio.fs.LinuxWatchService$Poller.offsets:[I
            iconst_0
            iaload
            putstatic sun.nio.fs.LinuxWatchService$Poller.OFFSETOF_WD:I
         3: .line 156
            getstatic sun.nio.fs.LinuxWatchService$Poller.offsets:[I
            iconst_1
            iaload
            putstatic sun.nio.fs.LinuxWatchService$Poller.OFFSETOF_MASK:I
         4: .line 157
            getstatic sun.nio.fs.LinuxWatchService$Poller.offsets:[I
            iconst_3
            iaload
            putstatic sun.nio.fs.LinuxWatchService$Poller.OFFSETOF_LEN:I
         5: .line 158
            getstatic sun.nio.fs.LinuxWatchService$Poller.offsets:[I
            iconst_4
            iaload
            putstatic sun.nio.fs.LinuxWatchService$Poller.OFFSETOF_NAME:I
         6: .line 172
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>(sun.nio.fs.UnixFileSystem, sun.nio.fs.LinuxWatchService, int, int[]);
    descriptor: (Lsun/nio/fs/UnixFileSystem;Lsun/nio/fs/LinuxWatchService;I[I)V
    flags: (0x0000) 
    Code:
      stack=4, locals=5, args_size=5
        start local 0 // sun.nio.fs.LinuxWatchService$Poller this
        start local 1 // sun.nio.fs.UnixFileSystem fs
        start local 2 // sun.nio.fs.LinuxWatchService watcher
        start local 3 // int ifd
        start local 4 // int[] sp
         0: .line 186
            aload 0 /* this */
            invokespecial sun.nio.fs.AbstractPoller.<init>:()V
         1: .line 187
            aload 0 /* this */
            aload 1 /* fs */
            putfield sun.nio.fs.LinuxWatchService$Poller.fs:Lsun/nio/fs/UnixFileSystem;
         2: .line 188
            aload 0 /* this */
            aload 2 /* watcher */
            putfield sun.nio.fs.LinuxWatchService$Poller.watcher:Lsun/nio/fs/LinuxWatchService;
         3: .line 189
            aload 0 /* this */
            iload 3 /* ifd */
            putfield sun.nio.fs.LinuxWatchService$Poller.ifd:I
         4: .line 190
            aload 0 /* this */
            aload 4 /* sp */
            putfield sun.nio.fs.LinuxWatchService$Poller.socketpair:[I
         5: .line 191
            aload 0 /* this */
            new java.util.HashMap
            dup
            invokespecial java.util.HashMap.<init>:()V
            putfield sun.nio.fs.LinuxWatchService$Poller.wdToKey:Ljava/util/Map;
         6: .line 192
            aload 0 /* this */
            getstatic sun.nio.fs.LinuxWatchService.unsafe:Ljdk/internal/misc/Unsafe;
            ldc 8192
            invokevirtual jdk.internal.misc.Unsafe.allocateMemory:(J)J
            putfield sun.nio.fs.LinuxWatchService$Poller.address:J
         7: .line 193
            return
        end local 4 // int[] sp
        end local 3 // int ifd
        end local 2 // sun.nio.fs.LinuxWatchService watcher
        end local 1 // sun.nio.fs.UnixFileSystem fs
        end local 0 // sun.nio.fs.LinuxWatchService$Poller this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    8     0     this  Lsun/nio/fs/LinuxWatchService$Poller;
            0    8     1       fs  Lsun/nio/fs/UnixFileSystem;
            0    8     2  watcher  Lsun/nio/fs/LinuxWatchService;
            0    8     3      ifd  I
            0    8     4       sp  [I
    MethodParameters:
         Name  Flags
      fs       
      watcher  
      ifd      
      sp       

  void wakeup();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=4, locals=2, args_size=1
        start local 0 // sun.nio.fs.LinuxWatchService$Poller this
         0: .line 199
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.socketpair:[I
            iconst_1
            iaload
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.address:J
            iconst_1
            invokestatic sun.nio.fs.UnixNativeDispatcher.write:(IJI)I
            pop
         1: .line 200
            goto 4
      StackMap locals:
      StackMap stack: sun.nio.fs.UnixException
         2: astore 1 /* x */
        start local 1 // sun.nio.fs.UnixException x
         3: .line 201
            new java.io.IOException
            dup
            aload 1 /* x */
            invokevirtual sun.nio.fs.UnixException.errorString:()Ljava/lang/String;
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        end local 1 // sun.nio.fs.UnixException x
         4: .line 203
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.fs.LinuxWatchService$Poller this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lsun/nio/fs/LinuxWatchService$Poller;
            3    4     1     x  Lsun/nio/fs/UnixException;
      Exception table:
        from    to  target  type
           0     1       2  Class sun.nio.fs.UnixException
    Exceptions:
      throws java.io.IOException

   implRegister(java.nio.file.Path, java.util.Set<? extends java.nio.file.WatchEvent$Kind<?>>, java.nio.file.WatchEvent$Modifier[]);
    descriptor: (Ljava/nio/file/Path;Ljava/util/Set;[Ljava/nio/file/WatchEvent$Modifier;)Ljava/lang/Object;
    flags: (0x0080) ACC_VARARGS
    Code:
      stack=6, locals=10, args_size=4
        start local 0 // sun.nio.fs.LinuxWatchService$Poller this
        start local 1 // java.nio.file.Path obj
        start local 2 // java.util.Set events
        start local 3 // java.nio.file.WatchEvent$Modifier[] modifiers
         0: .line 210
            aload 1 /* obj */
            checkcast sun.nio.fs.UnixPath
            astore 4 /* dir */
        start local 4 // sun.nio.fs.UnixPath dir
         1: .line 212
            iconst_0
            istore 5 /* mask */
        start local 5 // int mask
         2: .line 213
            aload 2 /* events */
            invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
            astore 7
            goto 12
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller java.nio.file.Path java.util.Set java.nio.file.WatchEvent$Modifier[] sun.nio.fs.UnixPath int top java.util.Iterator
      StackMap stack:
         3: aload 7
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.nio.file.WatchEvent$Kind
            astore 6 /* event */
        start local 6 // java.nio.file.WatchEvent$Kind event
         4: .line 214
            aload 6 /* event */
            getstatic java.nio.file.StandardWatchEventKinds.ENTRY_CREATE:Ljava/nio/file/WatchEvent$Kind;
            if_acmpne 7
         5: .line 215
            iload 5 /* mask */
            sipush 384
            ior
            istore 5 /* mask */
         6: .line 216
            goto 12
         7: .line 218
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller java.nio.file.Path java.util.Set java.nio.file.WatchEvent$Modifier[] sun.nio.fs.UnixPath int java.nio.file.WatchEvent$Kind java.util.Iterator
      StackMap stack:
            aload 6 /* event */
            getstatic java.nio.file.StandardWatchEventKinds.ENTRY_DELETE:Ljava/nio/file/WatchEvent$Kind;
            if_acmpne 10
         8: .line 219
            iload 5 /* mask */
            sipush 576
            ior
            istore 5 /* mask */
         9: .line 220
            goto 12
        10: .line 222
      StackMap locals:
      StackMap stack:
            aload 6 /* event */
            getstatic java.nio.file.StandardWatchEventKinds.ENTRY_MODIFY:Ljava/nio/file/WatchEvent$Kind;
            if_acmpne 12
        11: .line 223
            iload 5 /* mask */
            bipush 6
            ior
            istore 5 /* mask */
        end local 6 // java.nio.file.WatchEvent$Kind event
        12: .line 213
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller java.nio.file.Path java.util.Set java.nio.file.WatchEvent$Modifier[] sun.nio.fs.UnixPath int top java.util.Iterator
      StackMap stack:
            aload 7
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 3
        13: .line 229
            aload 3 /* modifiers */
            arraylength
            ifle 24
        14: .line 230
            aload 3 /* modifiers */
            dup
            astore 9
            arraylength
            istore 8
            iconst_0
            istore 7
            goto 23
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller java.nio.file.Path java.util.Set java.nio.file.WatchEvent$Modifier[] sun.nio.fs.UnixPath int top int int java.nio.file.WatchEvent$Modifier[]
      StackMap stack:
        15: aload 9
            iload 7
            aaload
            astore 6 /* modifier */
        start local 6 // java.nio.file.WatchEvent$Modifier modifier
        16: .line 231
            aload 6 /* modifier */
            ifnonnull 18
        17: .line 232
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            areturn
        18: .line 233
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller java.nio.file.Path java.util.Set java.nio.file.WatchEvent$Modifier[] sun.nio.fs.UnixPath int java.nio.file.WatchEvent$Modifier int int java.nio.file.WatchEvent$Modifier[]
      StackMap stack:
            getstatic sun.nio.fs.ExtendedOptions.SENSITIVITY_HIGH:Lsun/nio/fs/ExtendedOptions$InternalOption;
            aload 6 /* modifier */
            invokevirtual sun.nio.fs.ExtendedOptions$InternalOption.matches:(Ljava/lang/Object;)Z
            ifne 22
        19: .line 234
            getstatic sun.nio.fs.ExtendedOptions.SENSITIVITY_MEDIUM:Lsun/nio/fs/ExtendedOptions$InternalOption;
            aload 6 /* modifier */
            invokevirtual sun.nio.fs.ExtendedOptions$InternalOption.matches:(Ljava/lang/Object;)Z
            ifne 22
        20: .line 235
            getstatic sun.nio.fs.ExtendedOptions.SENSITIVITY_LOW:Lsun/nio/fs/ExtendedOptions$InternalOption;
            aload 6 /* modifier */
            invokevirtual sun.nio.fs.ExtendedOptions$InternalOption.matches:(Ljava/lang/Object;)Z
            ifne 22
        21: .line 236
            new java.lang.UnsupportedOperationException
            dup
            ldc "Modifier not supported"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            areturn
        end local 6 // java.nio.file.WatchEvent$Modifier modifier
        22: .line 230
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller java.nio.file.Path java.util.Set java.nio.file.WatchEvent$Modifier[] sun.nio.fs.UnixPath int top int int java.nio.file.WatchEvent$Modifier[]
      StackMap stack:
            iinc 7 1
      StackMap locals:
      StackMap stack:
        23: iload 7
            iload 8
            if_icmplt 15
        24: .line 242
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller java.nio.file.Path java.util.Set java.nio.file.WatchEvent$Modifier[] sun.nio.fs.UnixPath int
      StackMap stack:
            aconst_null
            astore 6 /* attrs */
        start local 6 // sun.nio.fs.UnixFileAttributes attrs
        25: .line 244
            aload 4 /* dir */
            iconst_1
            invokestatic sun.nio.fs.UnixFileAttributes.get:(Lsun/nio/fs/UnixPath;Z)Lsun/nio/fs/UnixFileAttributes;
            astore 6 /* attrs */
        26: .line 245
            goto 29
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller java.nio.file.Path java.util.Set java.nio.file.WatchEvent$Modifier[] sun.nio.fs.UnixPath int sun.nio.fs.UnixFileAttributes
      StackMap stack: sun.nio.fs.UnixException
        27: astore 7 /* x */
        start local 7 // sun.nio.fs.UnixException x
        28: .line 246
            aload 7 /* x */
            aload 4 /* dir */
            invokevirtual sun.nio.fs.UnixException.asIOException:(Lsun/nio/fs/UnixPath;)Ljava/io/IOException;
            areturn
        end local 7 // sun.nio.fs.UnixException x
        29: .line 248
      StackMap locals:
      StackMap stack:
            aload 6 /* attrs */
            invokevirtual sun.nio.fs.UnixFileAttributes.isDirectory:()Z
            ifne 31
        30: .line 249
            new java.nio.file.NotDirectoryException
            dup
            aload 4 /* dir */
            invokevirtual sun.nio.fs.UnixPath.getPathForExceptionMessage:()Ljava/lang/String;
            invokespecial java.nio.file.NotDirectoryException.<init>:(Ljava/lang/String;)V
            areturn
        31: .line 253
      StackMap locals:
      StackMap stack:
            iconst_m1
            istore 7 /* wd */
        start local 7 // int wd
        32: .line 256
            aload 4 /* dir */
            invokevirtual sun.nio.fs.UnixPath.getByteArrayForSysCalls:()[B
            invokestatic sun.nio.fs.NativeBuffers.asNativeBuffer:([B)Lsun/nio/fs/NativeBuffer;
        33: .line 255
            astore 8 /* buffer */
        start local 8 // sun.nio.fs.NativeBuffer buffer
        34: .line 258
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.ifd:I
            aload 8 /* buffer */
            invokevirtual sun.nio.fs.NativeBuffer.address:()J
            iload 5 /* mask */
            invokestatic sun.nio.fs.LinuxWatchService.inotifyAddWatch:(IJI)I
            istore 7 /* wd */
        35: .line 259
            goto 39
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller java.nio.file.Path java.util.Set java.nio.file.WatchEvent$Modifier[] sun.nio.fs.UnixPath int sun.nio.fs.UnixFileAttributes int sun.nio.fs.NativeBuffer
      StackMap stack: java.lang.Throwable
        36: astore 9
        37: .line 260
            aload 8 /* buffer */
            invokevirtual sun.nio.fs.NativeBuffer.release:()V
        38: .line 261
            aload 9
            athrow
        39: .line 260
      StackMap locals:
      StackMap stack:
            aload 8 /* buffer */
            invokevirtual sun.nio.fs.NativeBuffer.release:()V
        end local 8 // sun.nio.fs.NativeBuffer buffer
        40: .line 262
            goto 45
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller java.nio.file.Path java.util.Set java.nio.file.WatchEvent$Modifier[] sun.nio.fs.UnixPath int sun.nio.fs.UnixFileAttributes int
      StackMap stack: sun.nio.fs.UnixException
        41: astore 8 /* x */
        start local 8 // sun.nio.fs.UnixException x
        42: .line 263
            aload 8 /* x */
            invokevirtual sun.nio.fs.UnixException.errno:()I
            bipush 28
            if_icmpne 44
        43: .line 264
            new java.io.IOException
            dup
            ldc "User limit of inotify watches reached"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            areturn
        44: .line 266
      StackMap locals: sun.nio.fs.UnixException
      StackMap stack:
            aload 8 /* x */
            aload 4 /* dir */
            invokevirtual sun.nio.fs.UnixException.asIOException:(Lsun/nio/fs/UnixPath;)Ljava/io/IOException;
            areturn
        end local 8 // sun.nio.fs.UnixException x
        45: .line 270
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.wdToKey:Ljava/util/Map;
            iload 7 /* wd */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast sun.nio.fs.LinuxWatchService$LinuxWatchKey
            astore 8 /* key */
        start local 8 // sun.nio.fs.LinuxWatchService$LinuxWatchKey key
        46: .line 271
            aload 8 /* key */
            ifnonnull 49
        47: .line 272
            new sun.nio.fs.LinuxWatchService$LinuxWatchKey
            dup
            aload 4 /* dir */
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.watcher:Lsun/nio/fs/LinuxWatchService;
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.ifd:I
            iload 7 /* wd */
            invokespecial sun.nio.fs.LinuxWatchService$LinuxWatchKey.<init>:(Lsun/nio/fs/UnixPath;Lsun/nio/fs/LinuxWatchService;II)V
            astore 8 /* key */
        48: .line 273
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.wdToKey:Ljava/util/Map;
            iload 7 /* wd */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aload 8 /* key */
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        49: .line 275
      StackMap locals: sun.nio.fs.LinuxWatchService$LinuxWatchKey
      StackMap stack:
            aload 8 /* key */
            areturn
        end local 8 // sun.nio.fs.LinuxWatchService$LinuxWatchKey key
        end local 7 // int wd
        end local 6 // sun.nio.fs.UnixFileAttributes attrs
        end local 5 // int mask
        end local 4 // sun.nio.fs.UnixPath dir
        end local 3 // java.nio.file.WatchEvent$Modifier[] modifiers
        end local 2 // java.util.Set events
        end local 1 // java.nio.file.Path obj
        end local 0 // sun.nio.fs.LinuxWatchService$Poller this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   50     0       this  Lsun/nio/fs/LinuxWatchService$Poller;
            0   50     1        obj  Ljava/nio/file/Path;
            0   50     2     events  Ljava/util/Set<+Ljava/nio/file/WatchEvent$Kind<*>;>;
            0   50     3  modifiers  [Ljava/nio/file/WatchEvent$Modifier;
            1   50     4        dir  Lsun/nio/fs/UnixPath;
            2   50     5       mask  I
            4   12     6      event  Ljava/nio/file/WatchEvent$Kind<*>;
           16   22     6   modifier  Ljava/nio/file/WatchEvent$Modifier;
           25   50     6      attrs  Lsun/nio/fs/UnixFileAttributes;
           28   29     7          x  Lsun/nio/fs/UnixException;
           32   50     7         wd  I
           34   40     8     buffer  Lsun/nio/fs/NativeBuffer;
           42   45     8          x  Lsun/nio/fs/UnixException;
           46   50     8        key  Lsun/nio/fs/LinuxWatchService$LinuxWatchKey;
      Exception table:
        from    to  target  type
          25    26      27  Class sun.nio.fs.UnixException
          34    36      36  any
          32    40      41  Class sun.nio.fs.UnixException
    Signature: (Ljava/nio/file/Path;Ljava/util/Set<+Ljava/nio/file/WatchEvent$Kind<*>;>;[Ljava/nio/file/WatchEvent$Modifier;)Ljava/lang/Object;
    MethodParameters:
           Name  Flags
      obj        
      events     
      modifiers  

  void implCancelKey(java.nio.file.WatchKey);
    descriptor: (Ljava/nio/file/WatchKey;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // sun.nio.fs.LinuxWatchService$Poller this
        start local 1 // java.nio.file.WatchKey obj
         0: .line 281
            aload 1 /* obj */
            checkcast sun.nio.fs.LinuxWatchService$LinuxWatchKey
            astore 2 /* key */
        start local 2 // sun.nio.fs.LinuxWatchService$LinuxWatchKey key
         1: .line 282
            aload 2 /* key */
            invokevirtual sun.nio.fs.LinuxWatchService$LinuxWatchKey.isValid:()Z
            ifeq 4
         2: .line 283
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.wdToKey:Ljava/util/Map;
            aload 2 /* key */
            invokevirtual sun.nio.fs.LinuxWatchService$LinuxWatchKey.descriptor:()I
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.Map.remove:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         3: .line 284
            aload 2 /* key */
            iconst_1
            invokevirtual sun.nio.fs.LinuxWatchService$LinuxWatchKey.invalidate:(Z)V
         4: .line 286
      StackMap locals: sun.nio.fs.LinuxWatchService$LinuxWatchKey
      StackMap stack:
            return
        end local 2 // sun.nio.fs.LinuxWatchService$LinuxWatchKey key
        end local 1 // java.nio.file.WatchKey obj
        end local 0 // sun.nio.fs.LinuxWatchService$Poller this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lsun/nio/fs/LinuxWatchService$Poller;
            0    5     1   obj  Ljava/nio/file/WatchKey;
            1    5     2   key  Lsun/nio/fs/LinuxWatchService$LinuxWatchKey;
    MethodParameters:
      Name  Flags
      obj   

  void implCloseAll();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=1
        start local 0 // sun.nio.fs.LinuxWatchService$Poller this
         0: .line 292
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.wdToKey:Ljava/util/Map;
            invokeinterface java.util.Map.entrySet:()Ljava/util/Set;
            invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
            astore 2
            goto 3
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller top java.util.Iterator
      StackMap stack:
         1: aload 2
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.util.Map$Entry
            astore 1 /* entry */
        start local 1 // java.util.Map$Entry entry
         2: .line 293
            aload 1 /* entry */
            invokeinterface java.util.Map$Entry.getValue:()Ljava/lang/Object;
            checkcast sun.nio.fs.LinuxWatchService$LinuxWatchKey
            iconst_1
            invokevirtual sun.nio.fs.LinuxWatchService$LinuxWatchKey.invalidate:(Z)V
        end local 1 // java.util.Map$Entry entry
         3: .line 292
      StackMap locals:
      StackMap stack:
            aload 2
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 1
         4: .line 295
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.wdToKey:Ljava/util/Map;
            invokeinterface java.util.Map.clear:()V
         5: .line 298
            getstatic sun.nio.fs.LinuxWatchService.unsafe:Ljdk/internal/misc/Unsafe;
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.address:J
            invokevirtual jdk.internal.misc.Unsafe.freeMemory:(J)V
         6: .line 299
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.socketpair:[I
            iconst_0
            iaload
            invokestatic sun.nio.fs.UnixNativeDispatcher.close:(I)V
         7: .line 300
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.socketpair:[I
            iconst_1
            iaload
            invokestatic sun.nio.fs.UnixNativeDispatcher.close:(I)V
         8: .line 301
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.ifd:I
            invokestatic sun.nio.fs.UnixNativeDispatcher.close:(I)V
         9: .line 302
            return
        end local 0 // sun.nio.fs.LinuxWatchService$Poller this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   10     0   this  Lsun/nio/fs/LinuxWatchService$Poller;
            2    3     1  entry  Ljava/util/Map$Entry<Ljava/lang/Integer;Lsun/nio/fs/LinuxWatchService$LinuxWatchKey;>;

  public void run();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=9, locals=13, args_size=1
        start local 0 // sun.nio.fs.LinuxWatchService$Poller this
         0: .line 314
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.ifd:I
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.socketpair:[I
            iconst_0
            iaload
            invokestatic sun.nio.fs.LinuxWatchService.poll:(II)I
            istore 1 /* nReady */
        start local 1 // int nReady
         1: .line 318
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.ifd:I
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.address:J
            sipush 8192
            invokestatic sun.nio.fs.UnixNativeDispatcher.read:(IJI)I
            istore 2 /* bytesRead */
        start local 2 // int bytesRead
         2: .line 319
            goto 7
        end local 2 // int bytesRead
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller int
      StackMap stack: sun.nio.fs.UnixException
         3: astore 3 /* x */
        start local 3 // sun.nio.fs.UnixException x
         4: .line 320
            aload 3 /* x */
            invokevirtual sun.nio.fs.UnixException.errno:()I
            bipush 11
            if_icmpeq 6
            aload 3 /* x */
            invokevirtual sun.nio.fs.UnixException.errno:()I
            bipush 11
            if_icmpeq 6
         5: .line 321
            aload 3 /* x */
            athrow
         6: .line 322
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller int top sun.nio.fs.UnixException
      StackMap stack:
            iconst_0
            istore 2 /* bytesRead */
        end local 3 // sun.nio.fs.UnixException x
        start local 2 // int bytesRead
         7: .line 326
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller int int
      StackMap stack:
            iconst_0
            istore 3 /* offset */
        start local 3 // int offset
         8: .line 327
            goto 30
         9: .line 328
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.address:J
            iload 3 /* offset */
            i2l
            ladd
            lstore 4 /* event */
        start local 4 // long event
        10: .line 329
            getstatic sun.nio.fs.LinuxWatchService.unsafe:Ljdk/internal/misc/Unsafe;
            lload 4 /* event */
            getstatic sun.nio.fs.LinuxWatchService$Poller.OFFSETOF_WD:I
            i2l
            ladd
            invokevirtual jdk.internal.misc.Unsafe.getInt:(J)I
            istore 6 /* wd */
        start local 6 // int wd
        11: .line 330
            getstatic sun.nio.fs.LinuxWatchService.unsafe:Ljdk/internal/misc/Unsafe;
            lload 4 /* event */
            getstatic sun.nio.fs.LinuxWatchService$Poller.OFFSETOF_MASK:I
            i2l
            ladd
            invokevirtual jdk.internal.misc.Unsafe.getInt:(J)I
            istore 7 /* mask */
        start local 7 // int mask
        12: .line 331
            getstatic sun.nio.fs.LinuxWatchService.unsafe:Ljdk/internal/misc/Unsafe;
            lload 4 /* event */
            getstatic sun.nio.fs.LinuxWatchService$Poller.OFFSETOF_LEN:I
            i2l
            ladd
            invokevirtual jdk.internal.misc.Unsafe.getInt:(J)I
            istore 8 /* len */
        start local 8 // int len
        13: .line 334
            aconst_null
            astore 9 /* name */
        start local 9 // sun.nio.fs.UnixPath name
        14: .line 335
            iload 8 /* len */
            ifle 28
        15: .line 336
            iload 8 /* len */
            istore 10 /* actual */
        start local 10 // int actual
        16: .line 340
            goto 21
        17: .line 341
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller int int int long int int int sun.nio.fs.UnixPath int
      StackMap stack:
            lload 4 /* event */
            getstatic sun.nio.fs.LinuxWatchService$Poller.OFFSETOF_NAME:I
            i2l
            ladd
            iload 10 /* actual */
            i2l
            ladd
            lconst_1
            lsub
            lstore 11 /* last */
        start local 11 // long last
        18: .line 342
            getstatic sun.nio.fs.LinuxWatchService.unsafe:Ljdk/internal/misc/Unsafe;
            lload 11 /* last */
            invokevirtual jdk.internal.misc.Unsafe.getByte:(J)B
            ifeq 20
        19: .line 343
            goto 22
        20: .line 344
      StackMap locals: long
      StackMap stack:
            iinc 10 /* actual */ -1
        end local 11 // long last
        21: .line 340
      StackMap locals:
      StackMap stack:
            iload 10 /* actual */
            ifgt 17
        22: .line 346
      StackMap locals:
      StackMap stack:
            iload 10 /* actual */
            ifle 28
        23: .line 347
            iload 10 /* actual */
            newarray 8
            astore 11 /* buf */
        start local 11 // byte[] buf
        24: .line 348
            getstatic sun.nio.fs.LinuxWatchService.unsafe:Ljdk/internal/misc/Unsafe;
            aconst_null
            lload 4 /* event */
            getstatic sun.nio.fs.LinuxWatchService$Poller.OFFSETOF_NAME:I
            i2l
            ladd
        25: .line 349
            aload 11 /* buf */
            getstatic jdk.internal.misc.Unsafe.ARRAY_BYTE_BASE_OFFSET:I
            i2l
            iload 10 /* actual */
            i2l
        26: .line 348
            invokevirtual jdk.internal.misc.Unsafe.copyMemory:(Ljava/lang/Object;JLjava/lang/Object;JJ)V
        27: .line 350
            new sun.nio.fs.UnixPath
            dup
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.fs:Lsun/nio/fs/UnixFileSystem;
            aload 11 /* buf */
            invokespecial sun.nio.fs.UnixPath.<init>:(Lsun/nio/fs/UnixFileSystem;[B)V
            astore 9 /* name */
        end local 11 // byte[] buf
        end local 10 // int actual
        28: .line 355
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 6 /* wd */
            iload 7 /* mask */
            aload 9 /* name */
            invokevirtual sun.nio.fs.LinuxWatchService$Poller.processEvent:(IILsun/nio/fs/UnixPath;)V
        29: .line 357
            iload 3 /* offset */
            getstatic sun.nio.fs.LinuxWatchService$Poller.SIZEOF_INOTIFY_EVENT:I
            iload 8 /* len */
            iadd
            iadd
            istore 3 /* offset */
        end local 9 // sun.nio.fs.UnixPath name
        end local 8 // int len
        end local 7 // int mask
        end local 6 // int wd
        end local 4 // long event
        30: .line 327
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller int int int
      StackMap stack:
            iload 3 /* offset */
            iload 2 /* bytesRead */
            if_icmplt 9
        31: .line 361
            iload 1 /* nReady */
            iconst_1
            if_icmpgt 32
            iload 1 /* nReady */
            iconst_1
            if_icmpne 0
            iload 2 /* bytesRead */
            ifne 0
        32: .line 363
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.socketpair:[I
            iconst_0
            iaload
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.address:J
            sipush 8192
            invokestatic sun.nio.fs.UnixNativeDispatcher.read:(IJI)I
            pop
        33: .line 364
            aload 0 /* this */
            invokevirtual sun.nio.fs.LinuxWatchService$Poller.processRequests:()Z
            istore 4 /* shutdown */
        start local 4 // boolean shutdown
        34: .line 365
            iload 4 /* shutdown */
            ifeq 0
        35: .line 366
            goto 41
        end local 4 // boolean shutdown
        36: .line 367
      StackMap locals:
      StackMap stack: sun.nio.fs.UnixException
            astore 4 /* x */
        start local 4 // sun.nio.fs.UnixException x
        37: .line 368
            aload 4 /* x */
            invokevirtual sun.nio.fs.UnixException.errno:()I
            bipush 11
            if_icmpeq 0
            aload 4 /* x */
            invokevirtual sun.nio.fs.UnixException.errno:()I
            bipush 11
            if_icmpeq 0
        38: .line 369
            aload 4 /* x */
            athrow
        end local 4 // sun.nio.fs.UnixException x
        end local 3 // int offset
        end local 2 // int bytesRead
        end local 1 // int nReady
        39: .line 373
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller
      StackMap stack: sun.nio.fs.UnixException
            astore 1 /* x */
        start local 1 // sun.nio.fs.UnixException x
        40: .line 374
            aload 1 /* x */
            invokevirtual sun.nio.fs.UnixException.printStackTrace:()V
        end local 1 // sun.nio.fs.UnixException x
        41: .line 376
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.fs.LinuxWatchService$Poller this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   42     0       this  Lsun/nio/fs/LinuxWatchService$Poller;
            1   39     1     nReady  I
            2    3     2  bytesRead  I
            7   39     2  bytesRead  I
            4    7     3          x  Lsun/nio/fs/UnixException;
            8   39     3     offset  I
           10   30     4      event  J
           11   30     6         wd  I
           12   30     7       mask  I
           13   30     8        len  I
           14   30     9       name  Lsun/nio/fs/UnixPath;
           16   28    10     actual  I
           18   21    11       last  J
           24   28    11        buf  [B
           34   36     4   shutdown  Z
           37   39     4          x  Lsun/nio/fs/UnixException;
           40   41     1          x  Lsun/nio/fs/UnixException;
      Exception table:
        from    to  target  type
           1     2       3  Class sun.nio.fs.UnixException
          32    35      36  Class sun.nio.fs.UnixException
           0    39      39  Class sun.nio.fs.UnixException

  private java.nio.file.WatchEvent$Kind<?> maskToEventKind(int);
    descriptor: (I)Ljava/nio/file/WatchEvent$Kind;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // sun.nio.fs.LinuxWatchService$Poller this
        start local 1 // int mask
         0: .line 383
            iload 1 /* mask */
            iconst_2
            iand
            ifle 2
         1: .line 384
            getstatic java.nio.file.StandardWatchEventKinds.ENTRY_MODIFY:Ljava/nio/file/WatchEvent$Kind;
            areturn
         2: .line 385
      StackMap locals:
      StackMap stack:
            iload 1 /* mask */
            iconst_4
            iand
            ifle 4
         3: .line 386
            getstatic java.nio.file.StandardWatchEventKinds.ENTRY_MODIFY:Ljava/nio/file/WatchEvent$Kind;
            areturn
         4: .line 387
      StackMap locals:
      StackMap stack:
            iload 1 /* mask */
            sipush 256
            iand
            ifle 6
         5: .line 388
            getstatic java.nio.file.StandardWatchEventKinds.ENTRY_CREATE:Ljava/nio/file/WatchEvent$Kind;
            areturn
         6: .line 389
      StackMap locals:
      StackMap stack:
            iload 1 /* mask */
            sipush 128
            iand
            ifle 8
         7: .line 390
            getstatic java.nio.file.StandardWatchEventKinds.ENTRY_CREATE:Ljava/nio/file/WatchEvent$Kind;
            areturn
         8: .line 391
      StackMap locals:
      StackMap stack:
            iload 1 /* mask */
            sipush 512
            iand
            ifle 10
         9: .line 392
            getstatic java.nio.file.StandardWatchEventKinds.ENTRY_DELETE:Ljava/nio/file/WatchEvent$Kind;
            areturn
        10: .line 393
      StackMap locals:
      StackMap stack:
            iload 1 /* mask */
            bipush 64
            iand
            ifle 12
        11: .line 394
            getstatic java.nio.file.StandardWatchEventKinds.ENTRY_DELETE:Ljava/nio/file/WatchEvent$Kind;
            areturn
        12: .line 395
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
        end local 1 // int mask
        end local 0 // sun.nio.fs.LinuxWatchService$Poller this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   13     0  this  Lsun/nio/fs/LinuxWatchService$Poller;
            0   13     1  mask  I
    Signature: (I)Ljava/nio/file/WatchEvent$Kind<*>;
    MethodParameters:
      Name  Flags
      mask  

  private void processEvent(int, int, sun.nio.fs.UnixPath);
    descriptor: (IILsun/nio/fs/UnixPath;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=6, args_size=4
        start local 0 // sun.nio.fs.LinuxWatchService$Poller this
        start local 1 // int wd
        start local 2 // int mask
        start local 3 // sun.nio.fs.UnixPath name
         0: .line 403
            iload 2 /* mask */
            sipush 16384
            iand
            ifle 7
         1: .line 404
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.wdToKey:Ljava/util/Map;
            invokeinterface java.util.Map.entrySet:()Ljava/util/Set;
            invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
            astore 5
            goto 5
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller int int sun.nio.fs.UnixPath top java.util.Iterator
      StackMap stack:
         2: aload 5
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.util.Map$Entry
            astore 4 /* entry */
        start local 4 // java.util.Map$Entry entry
         3: .line 405
            aload 4 /* entry */
            invokeinterface java.util.Map$Entry.getValue:()Ljava/lang/Object;
            checkcast sun.nio.fs.LinuxWatchService$LinuxWatchKey
         4: .line 406
            getstatic java.nio.file.StandardWatchEventKinds.OVERFLOW:Ljava/nio/file/WatchEvent$Kind;
            aconst_null
            invokevirtual sun.nio.fs.LinuxWatchService$LinuxWatchKey.signalEvent:(Ljava/nio/file/WatchEvent$Kind;Ljava/lang/Object;)V
        end local 4 // java.util.Map$Entry entry
         5: .line 404
      StackMap locals:
      StackMap stack:
            aload 5
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 2
         6: .line 408
            return
         7: .line 412
      StackMap locals: sun.nio.fs.LinuxWatchService$Poller int int sun.nio.fs.UnixPath
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.wdToKey:Ljava/util/Map;
            iload 1 /* wd */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast sun.nio.fs.LinuxWatchService$LinuxWatchKey
            astore 4 /* key */
        start local 4 // sun.nio.fs.LinuxWatchService$LinuxWatchKey key
         8: .line 413
            aload 4 /* key */
            ifnonnull 10
         9: .line 414
            return
        10: .line 417
      StackMap locals: sun.nio.fs.LinuxWatchService$LinuxWatchKey
      StackMap stack:
            iload 2 /* mask */
            ldc 32768
            iand
            ifle 15
        11: .line 418
            aload 0 /* this */
            getfield sun.nio.fs.LinuxWatchService$Poller.wdToKey:Ljava/util/Map;
            iload 1 /* wd */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.Map.remove:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
        12: .line 419
            aload 4 /* key */
            iconst_0
            invokevirtual sun.nio.fs.LinuxWatchService$LinuxWatchKey.invalidate:(Z)V
        13: .line 420
            aload 4 /* key */
            invokevirtual sun.nio.fs.LinuxWatchService$LinuxWatchKey.signal:()V
        14: .line 421
            return
        15: .line 425
      StackMap locals:
      StackMap stack:
            aload 3 /* name */
            ifnonnull 17
        16: .line 426
            return
        17: .line 429
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 2 /* mask */
            invokevirtual sun.nio.fs.LinuxWatchService$Poller.maskToEventKind:(I)Ljava/nio/file/WatchEvent$Kind;
            astore 5 /* kind */
        start local 5 // java.nio.file.WatchEvent$Kind kind
        18: .line 430
            aload 5 /* kind */
            ifnull 20
        19: .line 431
            aload 4 /* key */
            aload 5 /* kind */
            aload 3 /* name */
            invokevirtual sun.nio.fs.LinuxWatchService$LinuxWatchKey.signalEvent:(Ljava/nio/file/WatchEvent$Kind;Ljava/lang/Object;)V
        20: .line 433
      StackMap locals: java.nio.file.WatchEvent$Kind
      StackMap stack:
            return
        end local 5 // java.nio.file.WatchEvent$Kind kind
        end local 4 // sun.nio.fs.LinuxWatchService$LinuxWatchKey key
        end local 3 // sun.nio.fs.UnixPath name
        end local 2 // int mask
        end local 1 // int wd
        end local 0 // sun.nio.fs.LinuxWatchService$Poller this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   21     0   this  Lsun/nio/fs/LinuxWatchService$Poller;
            0   21     1     wd  I
            0   21     2   mask  I
            0   21     3   name  Lsun/nio/fs/UnixPath;
            3    5     4  entry  Ljava/util/Map$Entry<Ljava/lang/Integer;Lsun/nio/fs/LinuxWatchService$LinuxWatchKey;>;
            8   21     4    key  Lsun/nio/fs/LinuxWatchService$LinuxWatchKey;
           18   21     5   kind  Ljava/nio/file/WatchEvent$Kind<*>;
    MethodParameters:
      Name  Flags
      wd    
      mask  
      name  final
}
SourceFile: "LinuxWatchService.java"
NestHost: sun.nio.fs.LinuxWatchService
InnerClasses:
  public abstract Kind = java.nio.file.WatchEvent$Kind of java.nio.file.WatchEvent
  public abstract Modifier = java.nio.file.WatchEvent$Modifier of java.nio.file.WatchEvent
  public abstract Entry = java.util.Map$Entry of java.util.Map
  public final InternalOption = sun.nio.fs.ExtendedOptions$InternalOption of sun.nio.fs.ExtendedOptions
  private LinuxWatchKey = sun.nio.fs.LinuxWatchService$LinuxWatchKey of sun.nio.fs.LinuxWatchService
  private Poller = sun.nio.fs.LinuxWatchService$Poller of sun.nio.fs.LinuxWatchService