java/11 : java.base/java/nio/file/FileTreeWalker.class

FileTreeWalker
https://openjdk.java.net/
GPLv2 + Classpath Exception
class java.nio.file.FileTreeWalker implements java.io.Closeable
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: java.nio.file.FileTreeWalker
  super_class: java.lang.Object
{
  private final boolean followLinks;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.nio.file.LinkOption[] linkOptions;
    descriptor: [Ljava/nio/file/LinkOption;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

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

  private final java.util.ArrayDeque<java.nio.file.FileTreeWalker$DirectoryNode> stack;
    descriptor: Ljava/util/ArrayDeque;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/ArrayDeque<Ljava/nio/file/FileTreeWalker$DirectoryNode;>;

  private boolean closed;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  private static volatile int[] $SWITCH_TABLE$java$nio$file$FileVisitOption;
    descriptor: [I
    flags: (0x104a) ACC_PRIVATE, ACC_STATIC, ACC_VOLATILE, ACC_SYNTHETIC

  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 57
            ldc Ljava/nio/file/FileTreeWalker;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic java.nio.file.FileTreeWalker.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>(java.util.Collection<java.nio.file.FileVisitOption>, );
    descriptor: (Ljava/util/Collection;I)V
    flags: (0x0000) 
    Code:
      stack=5, locals=6, args_size=3
        start local 0 // java.nio.file.FileTreeWalker this
        start local 1 // java.util.Collection options
        start local 2 // int maxDepth
         0: .line 177
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 61
            aload 0 /* this */
            new java.util.ArrayDeque
            dup
            invokespecial java.util.ArrayDeque.<init>:()V
            putfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
         2: .line 178
            iconst_0
            istore 3 /* fl */
        start local 3 // boolean fl
         3: .line 179
            aload 1 /* options */
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 5
            goto 8
      StackMap locals: java.nio.file.FileTreeWalker java.util.Collection int int top java.util.Iterator
      StackMap stack:
         4: aload 5
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.nio.file.FileVisitOption
            astore 4 /* option */
        start local 4 // java.nio.file.FileVisitOption option
         5: .line 181
            invokestatic java.nio.file.FileTreeWalker.$SWITCH_TABLE$java$nio$file$FileVisitOption:()[I
            aload 4 /* option */
            invokevirtual java.nio.file.FileVisitOption.ordinal:()I
            iaload
            tableswitch { // 1 - 1
                    1: 6
              default: 7
          }
         6: .line 182
      StackMap locals: java.nio.file.FileTreeWalker java.util.Collection int int java.nio.file.FileVisitOption java.util.Iterator
      StackMap stack:
            iconst_1
            istore 3 /* fl */
            goto 8
         7: .line 184
      StackMap locals:
      StackMap stack:
            new java.lang.AssertionError
            dup
            ldc "Should not get here"
            invokespecial java.lang.AssertionError.<init>:(Ljava/lang/Object;)V
            athrow
        end local 4 // java.nio.file.FileVisitOption option
         8: .line 179
      StackMap locals: java.nio.file.FileTreeWalker java.util.Collection int int top java.util.Iterator
      StackMap stack:
            aload 5
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 4
         9: .line 187
            iload 2 /* maxDepth */
            ifge 11
        10: .line 188
            new java.lang.IllegalArgumentException
            dup
            ldc "'maxDepth' is negative"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        11: .line 190
      StackMap locals: java.nio.file.FileTreeWalker java.util.Collection int int
      StackMap stack:
            aload 0 /* this */
            iload 3 /* fl */
            putfield java.nio.file.FileTreeWalker.followLinks:Z
        12: .line 191
            aload 0 /* this */
            iload 3 /* fl */
            ifeq 13
            iconst_0
            anewarray java.nio.file.LinkOption
            goto 14
        13: .line 192
      StackMap locals:
      StackMap stack: java.nio.file.FileTreeWalker
            iconst_1
            anewarray java.nio.file.LinkOption
            dup
            iconst_0
            getstatic java.nio.file.LinkOption.NOFOLLOW_LINKS:Ljava/nio/file/LinkOption;
            aastore
        14: .line 191
      StackMap locals: java.nio.file.FileTreeWalker java.util.Collection int int
      StackMap stack: java.nio.file.FileTreeWalker java.nio.file.LinkOption[]
            putfield java.nio.file.FileTreeWalker.linkOptions:[Ljava/nio/file/LinkOption;
        15: .line 193
            aload 0 /* this */
            iload 2 /* maxDepth */
            putfield java.nio.file.FileTreeWalker.maxDepth:I
        16: .line 194
            return
        end local 3 // boolean fl
        end local 2 // int maxDepth
        end local 1 // java.util.Collection options
        end local 0 // java.nio.file.FileTreeWalker this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   17     0      this  Ljava/nio/file/FileTreeWalker;
            0   17     1   options  Ljava/util/Collection<Ljava/nio/file/FileVisitOption;>;
            0   17     2  maxDepth  I
            3   17     3        fl  Z
            5    8     4    option  Ljava/nio/file/FileVisitOption;
    Signature: (Ljava/util/Collection<Ljava/nio/file/FileVisitOption;>;I)V
    MethodParameters:
          Name  Flags
      options   
      maxDepth  

  private java.nio.file.attribute.BasicFileAttributes getAttributes(java.nio.file.Path, boolean);
    descriptor: (Ljava/nio/file/Path;Z)Ljava/nio/file/attribute/BasicFileAttributes;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=6, locals=5, args_size=3
        start local 0 // java.nio.file.FileTreeWalker this
        start local 1 // java.nio.file.Path file
        start local 2 // boolean canUseCached
         0: .line 205
            iload 2 /* canUseCached */
            ifeq 6
         1: .line 206
            aload 1 /* file */
            instanceof sun.nio.fs.BasicFileAttributesHolder
            ifeq 6
         2: .line 207
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            ifnonnull 6
         3: .line 209
            aload 1 /* file */
            checkcast sun.nio.fs.BasicFileAttributesHolder
            invokeinterface sun.nio.fs.BasicFileAttributesHolder.get:()Ljava/nio/file/attribute/BasicFileAttributes;
            astore 3 /* cached */
        start local 3 // java.nio.file.attribute.BasicFileAttributes cached
         4: .line 210
            aload 3 /* cached */
            ifnull 6
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.followLinks:Z
            ifeq 5
            aload 3 /* cached */
            invokeinterface java.nio.file.attribute.BasicFileAttributes.isSymbolicLink:()Z
            ifne 6
         5: .line 211
      StackMap locals: java.nio.file.attribute.BasicFileAttributes
      StackMap stack:
            aload 3 /* cached */
            areturn
        end local 3 // java.nio.file.attribute.BasicFileAttributes cached
         6: .line 219
      StackMap locals:
      StackMap stack:
            aload 1 /* file */
            ldc Ljava/nio/file/attribute/BasicFileAttributes;
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.linkOptions:[Ljava/nio/file/LinkOption;
            invokestatic java.nio.file.Files.readAttributes:(Ljava/nio/file/Path;Ljava/lang/Class;[Ljava/nio/file/LinkOption;)Ljava/nio/file/attribute/BasicFileAttributes;
            astore 3 /* attrs */
        start local 3 // java.nio.file.attribute.BasicFileAttributes attrs
         7: .line 220
            goto 15
        end local 3 // java.nio.file.attribute.BasicFileAttributes attrs
      StackMap locals:
      StackMap stack: java.io.IOException
         8: astore 4 /* ioe */
        start local 4 // java.io.IOException ioe
         9: .line 221
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.followLinks:Z
            ifne 11
        10: .line 222
            aload 4 /* ioe */
            athrow
        11: .line 225
      StackMap locals: java.nio.file.FileTreeWalker java.nio.file.Path int top java.io.IOException
      StackMap stack:
            aload 1 /* file */
        12: .line 226
            ldc Ljava/nio/file/attribute/BasicFileAttributes;
            iconst_1
            anewarray java.nio.file.LinkOption
            dup
            iconst_0
        13: .line 227
            getstatic java.nio.file.LinkOption.NOFOLLOW_LINKS:Ljava/nio/file/LinkOption;
            aastore
        14: .line 225
            invokestatic java.nio.file.Files.readAttributes:(Ljava/nio/file/Path;Ljava/lang/Class;[Ljava/nio/file/LinkOption;)Ljava/nio/file/attribute/BasicFileAttributes;
            astore 3 /* attrs */
        end local 4 // java.io.IOException ioe
        start local 3 // java.nio.file.attribute.BasicFileAttributes attrs
        15: .line 229
      StackMap locals: java.nio.file.FileTreeWalker java.nio.file.Path int java.nio.file.attribute.BasicFileAttributes
      StackMap stack:
            aload 3 /* attrs */
            areturn
        end local 3 // java.nio.file.attribute.BasicFileAttributes attrs
        end local 2 // boolean canUseCached
        end local 1 // java.nio.file.Path file
        end local 0 // java.nio.file.FileTreeWalker this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0   16     0          this  Ljava/nio/file/FileTreeWalker;
            0   16     1          file  Ljava/nio/file/Path;
            0   16     2  canUseCached  Z
            4    6     3        cached  Ljava/nio/file/attribute/BasicFileAttributes;
            7    8     3         attrs  Ljava/nio/file/attribute/BasicFileAttributes;
           15   16     3         attrs  Ljava/nio/file/attribute/BasicFileAttributes;
            9   15     4           ioe  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           6     7       8  Class java.io.IOException
    Exceptions:
      throws java.io.IOException
    MethodParameters:
              Name  Flags
      file          
      canUseCached  

  private boolean wouldLoop(java.nio.file.Path, java.lang.Object);
    descriptor: (Ljava/nio/file/Path;Ljava/lang/Object;)Z
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=6, args_size=3
        start local 0 // java.nio.file.FileTreeWalker this
        start local 1 // java.nio.file.Path dir
        start local 2 // java.lang.Object key
         0: .line 239
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
            invokevirtual java.util.ArrayDeque.iterator:()Ljava/util/Iterator;
            astore 4
            goto 9
      StackMap locals: java.nio.file.FileTreeWalker java.nio.file.Path java.lang.Object top java.util.Iterator
      StackMap stack:
         1: aload 4
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.nio.file.FileTreeWalker$DirectoryNode
            astore 3 /* ancestor */
        start local 3 // java.nio.file.FileTreeWalker$DirectoryNode ancestor
         2: .line 240
            aload 3 /* ancestor */
            invokevirtual java.nio.file.FileTreeWalker$DirectoryNode.key:()Ljava/lang/Object;
            astore 5 /* ancestorKey */
        start local 5 // java.lang.Object ancestorKey
         3: .line 241
            aload 2 /* key */
            ifnull 6
            aload 5 /* ancestorKey */
            ifnull 6
         4: .line 242
            aload 2 /* key */
            aload 5 /* ancestorKey */
            invokevirtual java.lang.Object.equals:(Ljava/lang/Object;)Z
            ifeq 9
         5: .line 244
            iconst_1
            ireturn
         6: .line 248
      StackMap locals: java.nio.file.FileTreeWalker java.nio.file.Path java.lang.Object java.nio.file.FileTreeWalker$DirectoryNode java.util.Iterator java.lang.Object
      StackMap stack:
            aload 1 /* dir */
            aload 3 /* ancestor */
            invokevirtual java.nio.file.FileTreeWalker$DirectoryNode.directory:()Ljava/nio/file/Path;
            invokestatic java.nio.file.Files.isSameFile:(Ljava/nio/file/Path;Ljava/nio/file/Path;)Z
            ifeq 9
         7: .line 250
            iconst_1
            ireturn
         8: .line 252
      StackMap locals:
      StackMap stack: java.lang.Exception
            pop
        end local 5 // java.lang.Object ancestorKey
        end local 3 // java.nio.file.FileTreeWalker$DirectoryNode ancestor
         9: .line 239
      StackMap locals: java.nio.file.FileTreeWalker java.nio.file.Path java.lang.Object top java.util.Iterator
      StackMap stack:
            aload 4
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 1
        10: .line 257
            iconst_0
            ireturn
        end local 2 // java.lang.Object key
        end local 1 // java.nio.file.Path dir
        end local 0 // java.nio.file.FileTreeWalker this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   11     0         this  Ljava/nio/file/FileTreeWalker;
            0   11     1          dir  Ljava/nio/file/Path;
            0   11     2          key  Ljava/lang/Object;
            2    9     3     ancestor  Ljava/nio/file/FileTreeWalker$DirectoryNode;
            3    9     5  ancestorKey  Ljava/lang/Object;
      Exception table:
        from    to  target  type
           6     7       8  Class java.io.IOException
           6     7       8  Class java.lang.SecurityException
    MethodParameters:
      Name  Flags
      dir   
      key   

  private java.nio.file.FileTreeWalker$Event visit(java.nio.file.Path, boolean, boolean);
    descriptor: (Ljava/nio/file/Path;ZZ)Ljava/nio/file/FileTreeWalker$Event;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=7, locals=8, args_size=4
        start local 0 // java.nio.file.FileTreeWalker this
        start local 1 // java.nio.file.Path entry
        start local 2 // boolean ignoreSecurityException
        start local 3 // boolean canUseCached
         0: .line 276
            aload 0 /* this */
            aload 1 /* entry */
            iload 3 /* canUseCached */
            invokevirtual java.nio.file.FileTreeWalker.getAttributes:(Ljava/nio/file/Path;Z)Ljava/nio/file/attribute/BasicFileAttributes;
            astore 4 /* attrs */
        start local 4 // java.nio.file.attribute.BasicFileAttributes attrs
         1: .line 277
            goto 8
        end local 4 // java.nio.file.attribute.BasicFileAttributes attrs
      StackMap locals:
      StackMap stack: java.io.IOException
         2: astore 5 /* ioe */
        start local 5 // java.io.IOException ioe
         3: .line 278
            new java.nio.file.FileTreeWalker$Event
            dup
            getstatic java.nio.file.FileTreeWalker$EventType.ENTRY:Ljava/nio/file/FileTreeWalker$EventType;
            aload 1 /* entry */
            aload 5 /* ioe */
            invokespecial java.nio.file.FileTreeWalker$Event.<init>:(Ljava/nio/file/FileTreeWalker$EventType;Ljava/nio/file/Path;Ljava/io/IOException;)V
            areturn
        end local 5 // java.io.IOException ioe
         4: .line 279
      StackMap locals:
      StackMap stack: java.lang.SecurityException
            astore 5 /* se */
        start local 5 // java.lang.SecurityException se
         5: .line 280
            iload 2 /* ignoreSecurityException */
            ifeq 7
         6: .line 281
            aconst_null
            areturn
         7: .line 282
      StackMap locals: java.nio.file.FileTreeWalker java.nio.file.Path int int top java.lang.SecurityException
      StackMap stack:
            aload 5 /* se */
            athrow
        end local 5 // java.lang.SecurityException se
        start local 4 // java.nio.file.attribute.BasicFileAttributes attrs
         8: .line 286
      StackMap locals: java.nio.file.FileTreeWalker java.nio.file.Path int int java.nio.file.attribute.BasicFileAttributes
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
            invokevirtual java.util.ArrayDeque.size:()I
            istore 5 /* depth */
        start local 5 // int depth
         9: .line 287
            iload 5 /* depth */
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.maxDepth:I
            if_icmpge 10
            aload 4 /* attrs */
            invokeinterface java.nio.file.attribute.BasicFileAttributes.isDirectory:()Z
            ifne 11
        10: .line 288
      StackMap locals: int
      StackMap stack:
            new java.nio.file.FileTreeWalker$Event
            dup
            getstatic java.nio.file.FileTreeWalker$EventType.ENTRY:Ljava/nio/file/FileTreeWalker$EventType;
            aload 1 /* entry */
            aload 4 /* attrs */
            invokespecial java.nio.file.FileTreeWalker$Event.<init>:(Ljava/nio/file/FileTreeWalker$EventType;Ljava/nio/file/Path;Ljava/nio/file/attribute/BasicFileAttributes;)V
            areturn
        11: .line 292
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.followLinks:Z
            ifeq 15
            aload 0 /* this */
            aload 1 /* entry */
            aload 4 /* attrs */
            invokeinterface java.nio.file.attribute.BasicFileAttributes.fileKey:()Ljava/lang/Object;
            invokevirtual java.nio.file.FileTreeWalker.wouldLoop:(Ljava/nio/file/Path;Ljava/lang/Object;)Z
            ifeq 15
        12: .line 293
            new java.nio.file.FileTreeWalker$Event
            dup
            getstatic java.nio.file.FileTreeWalker$EventType.ENTRY:Ljava/nio/file/FileTreeWalker$EventType;
            aload 1 /* entry */
        13: .line 294
            new java.nio.file.FileSystemLoopException
            dup
            aload 1 /* entry */
            invokeinterface java.nio.file.Path.toString:()Ljava/lang/String;
            invokespecial java.nio.file.FileSystemLoopException.<init>:(Ljava/lang/String;)V
        14: .line 293
            invokespecial java.nio.file.FileTreeWalker$Event.<init>:(Ljava/nio/file/FileTreeWalker$EventType;Ljava/nio/file/Path;Ljava/io/IOException;)V
            areturn
        15: .line 298
      StackMap locals:
      StackMap stack:
            aconst_null
            astore 6 /* stream */
        start local 6 // java.nio.file.DirectoryStream stream
        16: .line 300
            aload 1 /* entry */
            invokestatic java.nio.file.Files.newDirectoryStream:(Ljava/nio/file/Path;)Ljava/nio/file/DirectoryStream;
            astore 6 /* stream */
        17: .line 301
            goto 24
      StackMap locals: java.nio.file.FileTreeWalker java.nio.file.Path int int java.nio.file.attribute.BasicFileAttributes int java.nio.file.DirectoryStream
      StackMap stack: java.io.IOException
        18: astore 7 /* ioe */
        start local 7 // java.io.IOException ioe
        19: .line 302
            new java.nio.file.FileTreeWalker$Event
            dup
            getstatic java.nio.file.FileTreeWalker$EventType.ENTRY:Ljava/nio/file/FileTreeWalker$EventType;
            aload 1 /* entry */
            aload 7 /* ioe */
            invokespecial java.nio.file.FileTreeWalker$Event.<init>:(Ljava/nio/file/FileTreeWalker$EventType;Ljava/nio/file/Path;Ljava/io/IOException;)V
            areturn
        end local 7 // java.io.IOException ioe
        20: .line 303
      StackMap locals:
      StackMap stack: java.lang.SecurityException
            astore 7 /* se */
        start local 7 // java.lang.SecurityException se
        21: .line 304
            iload 2 /* ignoreSecurityException */
            ifeq 23
        22: .line 305
            aconst_null
            areturn
        23: .line 306
      StackMap locals: java.lang.SecurityException
      StackMap stack:
            aload 7 /* se */
            athrow
        end local 7 // java.lang.SecurityException se
        24: .line 310
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
            new java.nio.file.FileTreeWalker$DirectoryNode
            dup
            aload 1 /* entry */
            aload 4 /* attrs */
            invokeinterface java.nio.file.attribute.BasicFileAttributes.fileKey:()Ljava/lang/Object;
            aload 6 /* stream */
            invokespecial java.nio.file.FileTreeWalker$DirectoryNode.<init>:(Ljava/nio/file/Path;Ljava/lang/Object;Ljava/nio/file/DirectoryStream;)V
            invokevirtual java.util.ArrayDeque.push:(Ljava/lang/Object;)V
        25: .line 311
            new java.nio.file.FileTreeWalker$Event
            dup
            getstatic java.nio.file.FileTreeWalker$EventType.START_DIRECTORY:Ljava/nio/file/FileTreeWalker$EventType;
            aload 1 /* entry */
            aload 4 /* attrs */
            invokespecial java.nio.file.FileTreeWalker$Event.<init>:(Ljava/nio/file/FileTreeWalker$EventType;Ljava/nio/file/Path;Ljava/nio/file/attribute/BasicFileAttributes;)V
            areturn
        end local 6 // java.nio.file.DirectoryStream stream
        end local 5 // int depth
        end local 4 // java.nio.file.attribute.BasicFileAttributes attrs
        end local 3 // boolean canUseCached
        end local 2 // boolean ignoreSecurityException
        end local 1 // java.nio.file.Path entry
        end local 0 // java.nio.file.FileTreeWalker this
      LocalVariableTable:
        Start  End  Slot                     Name  Signature
            0   26     0                     this  Ljava/nio/file/FileTreeWalker;
            0   26     1                    entry  Ljava/nio/file/Path;
            0   26     2  ignoreSecurityException  Z
            0   26     3             canUseCached  Z
            1    2     4                    attrs  Ljava/nio/file/attribute/BasicFileAttributes;
            8   26     4                    attrs  Ljava/nio/file/attribute/BasicFileAttributes;
            3    4     5                      ioe  Ljava/io/IOException;
            5    8     5                       se  Ljava/lang/SecurityException;
            9   26     5                    depth  I
           16   26     6                   stream  Ljava/nio/file/DirectoryStream<Ljava/nio/file/Path;>;
           19   20     7                      ioe  Ljava/io/IOException;
           21   24     7                       se  Ljava/lang/SecurityException;
      Exception table:
        from    to  target  type
           0     1       2  Class java.io.IOException
           0     1       4  Class java.lang.SecurityException
          16    17      18  Class java.io.IOException
          16    17      20  Class java.lang.SecurityException
    MethodParameters:
                         Name  Flags
      entry                    
      ignoreSecurityException  
      canUseCached             

  java.nio.file.FileTreeWalker$Event walk(java.nio.file.Path);
    descriptor: (Ljava/nio/file/Path;)Ljava/nio/file/FileTreeWalker$Event;
    flags: (0x0000) 
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // java.nio.file.FileTreeWalker this
        start local 1 // java.nio.file.Path file
         0: .line 319
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.closed:Z
            ifeq 2
         1: .line 320
            new java.lang.IllegalStateException
            dup
            ldc "Closed"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 322
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* file */
         3: .line 323
            iconst_0
         4: .line 324
            iconst_0
         5: .line 322
            invokevirtual java.nio.file.FileTreeWalker.visit:(Ljava/nio/file/Path;ZZ)Ljava/nio/file/FileTreeWalker$Event;
            astore 2 /* ev */
        start local 2 // java.nio.file.FileTreeWalker$Event ev
         6: .line 325
            getstatic java.nio.file.FileTreeWalker.$assertionsDisabled:Z
            ifne 7
            aload 2 /* ev */
            ifnonnull 7
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         7: .line 326
      StackMap locals: java.nio.file.FileTreeWalker$Event
      StackMap stack:
            aload 2 /* ev */
            areturn
        end local 2 // java.nio.file.FileTreeWalker$Event ev
        end local 1 // java.nio.file.Path file
        end local 0 // java.nio.file.FileTreeWalker this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    8     0  this  Ljava/nio/file/FileTreeWalker;
            0    8     1  file  Ljava/nio/file/Path;
            6    8     2    ev  Ljava/nio/file/FileTreeWalker$Event;
    MethodParameters:
      Name  Flags
      file  

  java.nio.file.FileTreeWalker$Event next();
    descriptor: ()Ljava/nio/file/FileTreeWalker$Event;
    flags: (0x0000) 
    Code:
      stack=5, locals=7, args_size=1
        start local 0 // java.nio.file.FileTreeWalker this
         0: .line 334
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
            invokevirtual java.util.ArrayDeque.peek:()Ljava/lang/Object;
            checkcast java.nio.file.FileTreeWalker$DirectoryNode
            astore 1 /* top */
        start local 1 // java.nio.file.FileTreeWalker$DirectoryNode top
         1: .line 335
            aload 1 /* top */
            ifnonnull 3
         2: .line 336
            aconst_null
            areturn
         3: .line 341
      StackMap locals: java.nio.file.FileTreeWalker$DirectoryNode
      StackMap stack:
            aconst_null
            astore 3 /* entry */
        start local 3 // java.nio.file.Path entry
         4: .line 342
            aconst_null
            astore 4 /* ioe */
        start local 4 // java.io.IOException ioe
         5: .line 345
            aload 1 /* top */
            invokevirtual java.nio.file.FileTreeWalker$DirectoryNode.skipped:()Z
            ifne 12
         6: .line 346
            aload 1 /* top */
            invokevirtual java.nio.file.FileTreeWalker$DirectoryNode.iterator:()Ljava/util/Iterator;
            astore 5 /* iterator */
        start local 5 // java.util.Iterator iterator
         7: .line 348
            aload 5 /* iterator */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifeq 12
         8: .line 349
            aload 5 /* iterator */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.nio.file.Path
            astore 3 /* entry */
         9: .line 351
            goto 12
      StackMap locals: java.nio.file.FileTreeWalker java.nio.file.FileTreeWalker$DirectoryNode top java.nio.file.Path java.io.IOException java.util.Iterator
      StackMap stack: java.nio.file.DirectoryIteratorException
        10: astore 6 /* x */
        start local 6 // java.nio.file.DirectoryIteratorException x
        11: .line 352
            aload 6 /* x */
            invokevirtual java.nio.file.DirectoryIteratorException.getCause:()Ljava/io/IOException;
            astore 4 /* ioe */
        end local 6 // java.nio.file.DirectoryIteratorException x
        end local 5 // java.util.Iterator iterator
        12: .line 358
      StackMap locals:
      StackMap stack:
            aload 3 /* entry */
            ifnonnull 22
        13: .line 360
            aload 1 /* top */
            invokevirtual java.nio.file.FileTreeWalker$DirectoryNode.stream:()Ljava/nio/file/DirectoryStream;
            invokeinterface java.nio.file.DirectoryStream.close:()V
        14: .line 361
            goto 20
      StackMap locals:
      StackMap stack: java.io.IOException
        15: astore 5 /* e */
        start local 5 // java.io.IOException e
        16: .line 362
            aload 4 /* ioe */
            ifnonnull 19
        17: .line 363
            aload 5 /* e */
            astore 4 /* ioe */
        18: .line 364
            goto 20
        19: .line 365
      StackMap locals: java.io.IOException
      StackMap stack:
            aload 4 /* ioe */
            aload 5 /* e */
            invokevirtual java.io.IOException.addSuppressed:(Ljava/lang/Throwable;)V
        end local 5 // java.io.IOException e
        20: .line 368
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
            invokevirtual java.util.ArrayDeque.pop:()Ljava/lang/Object;
            pop
        21: .line 369
            new java.nio.file.FileTreeWalker$Event
            dup
            getstatic java.nio.file.FileTreeWalker$EventType.END_DIRECTORY:Ljava/nio/file/FileTreeWalker$EventType;
            aload 1 /* top */
            invokevirtual java.nio.file.FileTreeWalker$DirectoryNode.directory:()Ljava/nio/file/Path;
            aload 4 /* ioe */
            invokespecial java.nio.file.FileTreeWalker$Event.<init>:(Ljava/nio/file/FileTreeWalker$EventType;Ljava/nio/file/Path;Ljava/io/IOException;)V
            areturn
        22: .line 373
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 3 /* entry */
        23: .line 374
            iconst_1
        24: .line 375
            iconst_1
        25: .line 373
            invokevirtual java.nio.file.FileTreeWalker.visit:(Ljava/nio/file/Path;ZZ)Ljava/nio/file/FileTreeWalker$Event;
            astore 2 /* ev */
        end local 4 // java.io.IOException ioe
        end local 3 // java.nio.file.Path entry
        start local 2 // java.nio.file.FileTreeWalker$Event ev
        26: .line 377
            aload 2 /* ev */
            ifnull 3
        27: .line 379
            aload 2 /* ev */
            areturn
        end local 2 // java.nio.file.FileTreeWalker$Event ev
        end local 1 // java.nio.file.FileTreeWalker$DirectoryNode top
        end local 0 // java.nio.file.FileTreeWalker this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   28     0      this  Ljava/nio/file/FileTreeWalker;
            1   28     1       top  Ljava/nio/file/FileTreeWalker$DirectoryNode;
           26   28     2        ev  Ljava/nio/file/FileTreeWalker$Event;
            4   26     3     entry  Ljava/nio/file/Path;
            5   26     4       ioe  Ljava/io/IOException;
            7   12     5  iterator  Ljava/util/Iterator<Ljava/nio/file/Path;>;
           11   12     6         x  Ljava/nio/file/DirectoryIteratorException;
           16   20     5         e  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           7     9      10  Class java.nio.file.DirectoryIteratorException
          13    14      15  Class java.io.IOException

  void pop();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=2, args_size=1
        start local 0 // java.nio.file.FileTreeWalker this
         0: .line 389
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
            invokevirtual java.util.ArrayDeque.isEmpty:()Z
            ifne 5
         1: .line 390
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
            invokevirtual java.util.ArrayDeque.pop:()Ljava/lang/Object;
            checkcast java.nio.file.FileTreeWalker$DirectoryNode
            astore 1 /* node */
        start local 1 // java.nio.file.FileTreeWalker$DirectoryNode node
         2: .line 392
            aload 1 /* node */
            invokevirtual java.nio.file.FileTreeWalker$DirectoryNode.stream:()Ljava/nio/file/DirectoryStream;
            invokeinterface java.nio.file.DirectoryStream.close:()V
         3: .line 393
            goto 5
      StackMap locals: java.nio.file.FileTreeWalker java.nio.file.FileTreeWalker$DirectoryNode
      StackMap stack: java.io.IOException
         4: pop
        end local 1 // java.nio.file.FileTreeWalker$DirectoryNode node
         5: .line 395
      StackMap locals:
      StackMap stack:
            return
        end local 0 // java.nio.file.FileTreeWalker this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Ljava/nio/file/FileTreeWalker;
            2    5     1  node  Ljava/nio/file/FileTreeWalker$DirectoryNode;
      Exception table:
        from    to  target  type
           2     3       4  Class java.io.IOException

  void skipRemainingSiblings();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.nio.file.FileTreeWalker this
         0: .line 402
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
            invokevirtual java.util.ArrayDeque.isEmpty:()Z
            ifne 2
         1: .line 403
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
            invokevirtual java.util.ArrayDeque.peek:()Ljava/lang/Object;
            checkcast java.nio.file.FileTreeWalker$DirectoryNode
            invokevirtual java.nio.file.FileTreeWalker$DirectoryNode.skip:()V
         2: .line 405
      StackMap locals:
      StackMap stack:
            return
        end local 0 // java.nio.file.FileTreeWalker this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Ljava/nio/file/FileTreeWalker;

  boolean isOpen();
    descriptor: ()Z
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.nio.file.FileTreeWalker this
         0: .line 411
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.closed:Z
            ifeq 1
            iconst_0
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_1
      StackMap locals:
      StackMap stack: int
         2: ireturn
        end local 0 // java.nio.file.FileTreeWalker this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Ljava/nio/file/FileTreeWalker;

  public void close();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.nio.file.FileTreeWalker this
         0: .line 419
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.closed:Z
            ifne 5
         1: .line 420
            goto 3
         2: .line 421
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual java.nio.file.FileTreeWalker.pop:()V
         3: .line 420
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.file.FileTreeWalker.stack:Ljava/util/ArrayDeque;
            invokevirtual java.util.ArrayDeque.isEmpty:()Z
            ifeq 2
         4: .line 423
            aload 0 /* this */
            iconst_1
            putfield java.nio.file.FileTreeWalker.closed:Z
         5: .line 425
      StackMap locals:
      StackMap stack:
            return
        end local 0 // java.nio.file.FileTreeWalker this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Ljava/nio/file/FileTreeWalker;

  static int[] $SWITCH_TABLE$java$nio$file$FileVisitOption();
    descriptor: ()[I
    flags: (0x1008) ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=3, locals=1, args_size=0
         0: .line 57
            getstatic java.nio.file.FileTreeWalker.$SWITCH_TABLE$java$nio$file$FileVisitOption:[I
            dup
            ifnull 1
            areturn
      StackMap locals:
      StackMap stack: int[]
         1: pop
            invokestatic java.nio.file.FileVisitOption.values:()[Ljava/nio/file/FileVisitOption;
            arraylength
            newarray 10
            astore 0
         2: aload 0
            getstatic java.nio.file.FileVisitOption.FOLLOW_LINKS:Ljava/nio/file/FileVisitOption;
            invokevirtual java.nio.file.FileVisitOption.ordinal:()I
            iconst_1
            iastore
         3: goto 5
      StackMap locals: int[]
      StackMap stack: java.lang.NoSuchFieldError
         4: pop
      StackMap locals:
      StackMap stack:
         5: aload 0
            dup
            putstatic java.nio.file.FileTreeWalker.$SWITCH_TABLE$java$nio$file$FileVisitOption:[I
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
      Exception table:
        from    to  target  type
           2     3       4  Class java.lang.NoSuchFieldError
}
SourceFile: "FileTreeWalker.java"
NestMembers:
  java.nio.file.FileTreeWalker$DirectoryNode  java.nio.file.FileTreeWalker$Event  java.nio.file.FileTreeWalker$EventType
InnerClasses:
  private DirectoryNode = java.nio.file.FileTreeWalker$DirectoryNode of java.nio.file.FileTreeWalker
  Event = java.nio.file.FileTreeWalker$Event of java.nio.file.FileTreeWalker
  final EventType = java.nio.file.FileTreeWalker$EventType of java.nio.file.FileTreeWalker
/

java/ 11/ java.base/java/nio/file/FileTreeWalker.class
