public class com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS implements org.graalvm.polyglot.io.FileSystem
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS
  super_class: java.lang.Object
{
  private final java.nio.file.Path dummyPath;
    descriptor: Ljava/nio/file/Path;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.String moduleBody;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.String expectedPath;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  protected final java.util.Set<java.lang.String> uriSpecifiers;
    descriptor: Ljava/util/Set;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Signature: Ljava/util/Set<Ljava/lang/String;>;

  protected final java.util.Set<java.lang.String> stringSpecifiers;
    descriptor: Ljava/util/Set;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Signature: Ljava/util/Set<Ljava/lang/String;>;

  void <init>(java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;)V
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.lang.String expectedPath
        start local 2 // java.lang.String moduleBody
         0: .line 213
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 214
            aload 0 /* this */
            aload 1 /* expectedPath */
            putfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.expectedPath:Ljava/lang/String;
         2: .line 215
            aload 0 /* this */
            aload 2 /* moduleBody */
            putfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.moduleBody:Ljava/lang/String;
         3: .line 216
            aload 0 /* this */
            ldc "/dummy"
            iconst_0
            anewarray java.lang.String
            invokestatic java.nio.file.Paths.get:(Ljava/lang/String;[Ljava/lang/String;)Ljava/nio/file/Path;
            putfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.dummyPath:Ljava/nio/file/Path;
         4: .line 217
            aload 0 /* this */
            new java.util.HashSet
            dup
            invokespecial java.util.HashSet.<init>:()V
            putfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.uriSpecifiers:Ljava/util/Set;
         5: .line 218
            aload 0 /* this */
            new java.util.HashSet
            dup
            invokespecial java.util.HashSet.<init>:()V
            putfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.stringSpecifiers:Ljava/util/Set;
         6: .line 219
            return
        end local 2 // java.lang.String moduleBody
        end local 1 // java.lang.String expectedPath
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    7     0          this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    7     1  expectedPath  Ljava/lang/String;
            0    7     2    moduleBody  Ljava/lang/String;
    MethodParameters:
              Name  Flags
      expectedPath  
      moduleBody    

  public java.nio.file.Path parsePath(java.net.URI);
    descriptor: (Ljava/net/URI;)Ljava/nio/file/Path;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.net.URI uri
         0: .line 223
            aload 0 /* this */
            getfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.uriSpecifiers:Ljava/util/Set;
            aload 1 /* uri */
            invokevirtual java.net.URI.toString:()Ljava/lang/String;
            invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
            pop
         1: .line 224
            aload 0 /* this */
            getfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.expectedPath:Ljava/lang/String;
            aload 1 /* uri */
            invokevirtual java.net.URI.toString:()Ljava/lang/String;
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifeq 3
         2: .line 225
            aload 0 /* this */
            getfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.dummyPath:Ljava/nio/file/Path;
            areturn
         3: .line 227
      StackMap locals:
      StackMap stack:
            aload 1 /* uri */
            invokestatic java.nio.file.Paths.get:(Ljava/net/URI;)Ljava/nio/file/Path;
            areturn
        end local 1 // java.net.URI uri
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    4     1   uri  Ljava/net/URI;
    MethodParameters:
      Name  Flags
      uri   

  public java.nio.file.Path parsePath(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/nio/file/Path;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.lang.String path
         0: .line 233
            aload 0 /* this */
            getfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.stringSpecifiers:Ljava/util/Set;
            aload 1 /* path */
            invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
            pop
         1: .line 234
            aload 0 /* this */
            getfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.expectedPath:Ljava/lang/String;
            aload 1 /* path */
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifeq 3
         2: .line 235
            aload 0 /* this */
            getfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.dummyPath:Ljava/nio/file/Path;
            areturn
         3: .line 237
      StackMap locals:
      StackMap stack:
            aload 1 /* path */
            iconst_0
            anewarray java.lang.String
            invokestatic java.nio.file.Paths.get:(Ljava/lang/String;[Ljava/lang/String;)Ljava/nio/file/Path;
            areturn
        end local 1 // java.lang.String path
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    4     1  path  Ljava/lang/String;
    MethodParameters:
      Name  Flags
      path  

  public void checkAccess(java.nio.file.Path, java.util.Set<? extends java.nio.file.AccessMode>, java.nio.file.LinkOption[]);
    descriptor: (Ljava/nio/file/Path;Ljava/util/Set;[Ljava/nio/file/LinkOption;)V
    flags: (0x0081) ACC_PUBLIC, ACC_VARARGS
    Code:
      stack=0, locals=4, args_size=4
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.nio.file.Path path
        start local 2 // java.util.Set modes
        start local 3 // java.nio.file.LinkOption[] linkOptions
         0: .line 243
            return
        end local 3 // java.nio.file.LinkOption[] linkOptions
        end local 2 // java.util.Set modes
        end local 1 // java.nio.file.Path path
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    1     1         path  Ljava/nio/file/Path;
            0    1     2        modes  Ljava/util/Set<+Ljava/nio/file/AccessMode;>;
            0    1     3  linkOptions  [Ljava/nio/file/LinkOption;
    Signature: (Ljava/nio/file/Path;Ljava/util/Set<+Ljava/nio/file/AccessMode;>;[Ljava/nio/file/LinkOption;)V
    MethodParameters:
             Name  Flags
      path         
      modes        
      linkOptions  

  public void createDirectory(java.nio.file.Path, java.nio.file.attribute.FileAttribute<?>[]);
    descriptor: (Ljava/nio/file/Path;[Ljava/nio/file/attribute/FileAttribute;)V
    flags: (0x0081) ACC_PUBLIC, ACC_VARARGS
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.nio.file.Path dir
        start local 2 // java.nio.file.attribute.FileAttribute[] attrs
         0: .line 247
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        end local 2 // java.nio.file.attribute.FileAttribute[] attrs
        end local 1 // java.nio.file.Path dir
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    1     1    dir  Ljava/nio/file/Path;
            0    1     2  attrs  [Ljava/nio/file/attribute/FileAttribute;
    Signature: (Ljava/nio/file/Path;[Ljava/nio/file/attribute/FileAttribute<*>;)V
    MethodParameters:
       Name  Flags
      dir    
      attrs  

  public void delete(java.nio.file.Path);
    descriptor: (Ljava/nio/file/Path;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.nio.file.Path path
         0: .line 252
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        end local 1 // java.nio.file.Path path
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    1     1  path  Ljava/nio/file/Path;
    MethodParameters:
      Name  Flags
      path  

  public java.nio.channels.SeekableByteChannel newByteChannel(java.nio.file.Path, java.util.Set<? extends java.nio.file.OpenOption>, java.nio.file.attribute.FileAttribute<?>[]);
    descriptor: (Ljava/nio/file/Path;Ljava/util/Set;[Ljava/nio/file/attribute/FileAttribute;)Ljava/nio/channels/SeekableByteChannel;
    flags: (0x0081) ACC_PUBLIC, ACC_VARARGS
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.nio.file.Path path
        start local 2 // java.util.Set options
        start local 3 // java.nio.file.attribute.FileAttribute[] attrs
         0: .line 257
            aload 0 /* this */
            getfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.dummyPath:Ljava/nio/file/Path;
            aload 1 /* path */
            invokeinterface java.nio.file.Path.equals:(Ljava/lang/Object;)Z
            ifeq 2
         1: .line 258
            new com.oracle.truffle.js.test.builtins.ReadOnlySeekableByteArrayChannel
            dup
            aload 0 /* this */
            getfield com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS.moduleBody:Ljava/lang/String;
            getstatic java.nio.charset.StandardCharsets.UTF_8:Ljava/nio/charset/Charset;
            invokevirtual java.lang.String.getBytes:(Ljava/nio/charset/Charset;)[B
            invokespecial com.oracle.truffle.js.test.builtins.ReadOnlySeekableByteArrayChannel.<init>:([B)V
            areturn
         2: .line 260
      StackMap locals:
      StackMap stack:
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        end local 3 // java.nio.file.attribute.FileAttribute[] attrs
        end local 2 // java.util.Set options
        end local 1 // java.nio.file.Path path
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    3     0     this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    3     1     path  Ljava/nio/file/Path;
            0    3     2  options  Ljava/util/Set<+Ljava/nio/file/OpenOption;>;
            0    3     3    attrs  [Ljava/nio/file/attribute/FileAttribute;
    Signature: (Ljava/nio/file/Path;Ljava/util/Set<+Ljava/nio/file/OpenOption;>;[Ljava/nio/file/attribute/FileAttribute<*>;)Ljava/nio/channels/SeekableByteChannel;
    MethodParameters:
         Name  Flags
      path     
      options  
      attrs    

  public java.nio.file.DirectoryStream<java.nio.file.Path> newDirectoryStream(java.nio.file.Path, java.nio.file.DirectoryStream$Filter<? super java.nio.file.Path>);
    descriptor: (Ljava/nio/file/Path;Ljava/nio/file/DirectoryStream$Filter;)Ljava/nio/file/DirectoryStream;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.nio.file.Path dir
        start local 2 // java.nio.file.DirectoryStream$Filter filter
         0: .line 266
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        end local 2 // java.nio.file.DirectoryStream$Filter filter
        end local 1 // java.nio.file.Path dir
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    1     1     dir  Ljava/nio/file/Path;
            0    1     2  filter  Ljava/nio/file/DirectoryStream$Filter<-Ljava/nio/file/Path;>;
    Signature: (Ljava/nio/file/Path;Ljava/nio/file/DirectoryStream$Filter<-Ljava/nio/file/Path;>;)Ljava/nio/file/DirectoryStream<Ljava/nio/file/Path;>;
    MethodParameters:
        Name  Flags
      dir     
      filter  

  public java.nio.file.Path toAbsolutePath(java.nio.file.Path);
    descriptor: (Ljava/nio/file/Path;)Ljava/nio/file/Path;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.nio.file.Path path
         0: .line 271
            aload 1 /* path */
            invokeinterface java.nio.file.Path.toAbsolutePath:()Ljava/nio/file/Path;
            areturn
        end local 1 // java.nio.file.Path path
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    1     1  path  Ljava/nio/file/Path;
    MethodParameters:
      Name  Flags
      path  

  public java.nio.file.Path toRealPath(java.nio.file.Path, java.nio.file.LinkOption[]);
    descriptor: (Ljava/nio/file/Path;[Ljava/nio/file/LinkOption;)Ljava/nio/file/Path;
    flags: (0x0081) ACC_PUBLIC, ACC_VARARGS
    Code:
      stack=1, locals=3, args_size=3
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.nio.file.Path path
        start local 2 // java.nio.file.LinkOption[] linkOptions
         0: .line 276
            aload 1 /* path */
            areturn
        end local 2 // java.nio.file.LinkOption[] linkOptions
        end local 1 // java.nio.file.Path path
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    1     1         path  Ljava/nio/file/Path;
            0    1     2  linkOptions  [Ljava/nio/file/LinkOption;
    MethodParameters:
             Name  Flags
      path         
      linkOptions  

  public java.util.Map<java.lang.String, java.lang.Object> readAttributes(java.nio.file.Path, java.lang.String, java.nio.file.LinkOption[]);
    descriptor: (Ljava/nio/file/Path;Ljava/lang/String;[Ljava/nio/file/LinkOption;)Ljava/util/Map;
    flags: (0x0081) ACC_PUBLIC, ACC_VARARGS
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
        start local 1 // java.nio.file.Path path
        start local 2 // java.lang.String attributes
        start local 3 // java.nio.file.LinkOption[] options
         0: .line 281
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        end local 3 // java.nio.file.LinkOption[] options
        end local 2 // java.lang.String attributes
        end local 1 // java.nio.file.Path path
        end local 0 // com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    1     0        this  Lcom/oracle/truffle/js/test/builtins/ImportWithCustomFsTest$TestFS;
            0    1     1        path  Ljava/nio/file/Path;
            0    1     2  attributes  Ljava/lang/String;
            0    1     3     options  [Ljava/nio/file/LinkOption;
    Signature: (Ljava/nio/file/Path;Ljava/lang/String;[Ljava/nio/file/LinkOption;)Ljava/util/Map<Ljava/lang/String;Ljava/lang/Object;>;
    MethodParameters:
            Name  Flags
      path        
      attributes  
      options     
}
SourceFile: "ImportWithCustomFsTest.java"
NestHost: com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest
InnerClasses:
  protected TestFS = com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest$TestFS of com.oracle.truffle.js.test.builtins.ImportWithCustomFsTest
  public abstract Filter = java.nio.file.DirectoryStream$Filter of java.nio.file.DirectoryStream