public class com.oracle.truffle.llvm.runtime.LLVMFileDetector implements com.oracle.truffle.api.TruffleFile$FileTypeDetector
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.oracle.truffle.llvm.runtime.LLVMFileDetector
  super_class: java.lang.Object
{
  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.llvm.runtime.LLVMFileDetector this
         0: .line 45
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.oracle.truffle.llvm.runtime.LLVMFileDetector this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/llvm/runtime/LLVMFileDetector;

  public java.lang.String findMimeType(com.oracle.truffle.api.TruffleFile);
    descriptor: (Lcom/oracle/truffle/api/TruffleFile;)Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=2
        start local 0 // com.oracle.truffle.llvm.runtime.LLVMFileDetector this
        start local 1 // com.oracle.truffle.api.TruffleFile file
         0: .line 49
            aload 1 /* file */
            invokestatic com.oracle.truffle.llvm.runtime.LLVMFileDetector.readMagicWord:(Lcom/oracle/truffle/api/TruffleFile;)J
            lstore 2 /* magicWord */
        start local 2 // long magicWord
         1: .line 50
            lload 2 /* magicWord */
            invokestatic com.oracle.truffle.llvm.runtime.Magic.get:(J)Lcom/oracle/truffle/llvm/runtime/Magic;
            getfield com.oracle.truffle.llvm.runtime.Magic.mimeType:Ljava/lang/String;
            areturn
        end local 2 // long magicWord
        end local 1 // com.oracle.truffle.api.TruffleFile file
        end local 0 // com.oracle.truffle.llvm.runtime.LLVMFileDetector this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    2     0       this  Lcom/oracle/truffle/llvm/runtime/LLVMFileDetector;
            0    2     1       file  Lcom/oracle/truffle/api/TruffleFile;
            1    2     2  magicWord  J
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      file  

  public java.nio.charset.Charset findEncoding(com.oracle.truffle.api.TruffleFile);
    descriptor: (Lcom/oracle/truffle/api/TruffleFile;)Ljava/nio/charset/Charset;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.llvm.runtime.LLVMFileDetector this
        start local 1 // com.oracle.truffle.api.TruffleFile file
         0: .line 55
            aconst_null
            areturn
        end local 1 // com.oracle.truffle.api.TruffleFile file
        end local 0 // com.oracle.truffle.llvm.runtime.LLVMFileDetector this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/llvm/runtime/LLVMFileDetector;
            0    1     1  file  Lcom/oracle/truffle/api/TruffleFile;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      file  

  private static long readMagicWord(com.oracle.truffle.api.TruffleFile);
    descriptor: (Lcom/oracle/truffle/api/TruffleFile;)J
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=5, args_size=1
        start local 0 // com.oracle.truffle.api.TruffleFile file
         0: .line 59
            aconst_null
            astore 1
            aconst_null
            astore 2
         1: aload 0 /* file */
            iconst_1
            anewarray java.nio.file.OpenOption
            dup
            iconst_0
            getstatic java.nio.file.StandardOpenOption.READ:Ljava/nio/file/StandardOpenOption;
            aastore
            invokevirtual com.oracle.truffle.api.TruffleFile.newInputStream:([Ljava/nio/file/OpenOption;)Ljava/io/InputStream;
            astore 3 /* is */
        start local 3 // java.io.InputStream is
         2: .line 60
            iconst_4
            newarray 8
            astore 4 /* buffer */
        start local 4 // byte[] buffer
         3: .line 61
            aload 3 /* is */
            aload 4 /* buffer */
            invokevirtual java.io.InputStream.read:([B)I
            aload 4 /* buffer */
            arraylength
            if_icmpeq 6
         4: .line 65
            aload 3 /* is */
            ifnull 5
            aload 3 /* is */
            invokevirtual java.io.InputStream.close:()V
         5: .line 62
      StackMap locals: com.oracle.truffle.api.TruffleFile java.lang.Throwable java.lang.Throwable java.io.InputStream byte[]
      StackMap stack:
            lconst_0
            lreturn
         6: .line 64
      StackMap locals:
      StackMap stack:
            aload 4 /* buffer */
            invokestatic java.nio.ByteBuffer.wrap:([B)Ljava/nio/ByteBuffer;
            invokestatic java.nio.ByteOrder.nativeOrder:()Ljava/nio/ByteOrder;
            invokevirtual java.nio.ByteBuffer.order:(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;
            invokevirtual java.nio.ByteBuffer.getInt:()I
            invokestatic java.lang.Integer.toUnsignedLong:(I)J
         7: .line 65
            aload 3 /* is */
            ifnull 8
            aload 3 /* is */
            invokevirtual java.io.InputStream.close:()V
         8: .line 64
      StackMap locals:
      StackMap stack: long
            lreturn
        end local 4 // byte[] buffer
      StackMap locals: com.oracle.truffle.api.TruffleFile java.lang.Throwable java.lang.Throwable java.io.InputStream
      StackMap stack: java.lang.Throwable
         9: astore 1
        10: .line 65
            aload 3 /* is */
            ifnull 11
            aload 3 /* is */
            invokevirtual java.io.InputStream.close:()V
        end local 3 // java.io.InputStream is
      StackMap locals:
      StackMap stack:
        11: aload 1
            athrow
      StackMap locals:
      StackMap stack: java.lang.Throwable
        12: astore 2
            aload 1
            ifnonnull 13
            aload 2
            astore 1
            goto 14
      StackMap locals:
      StackMap stack:
        13: aload 1
            aload 2
            if_acmpeq 14
            aload 1
            aload 2
            invokevirtual java.lang.Throwable.addSuppressed:(Ljava/lang/Throwable;)V
      StackMap locals:
      StackMap stack:
        14: aload 1
            athrow
      StackMap locals: com.oracle.truffle.api.TruffleFile
      StackMap stack: java.lang.Exception
        15: pop
        16: .line 66
            lconst_0
            lreturn
        end local 0 // com.oracle.truffle.api.TruffleFile file
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   17     0    file  Lcom/oracle/truffle/api/TruffleFile;
            2   11     3      is  Ljava/io/InputStream;
            3    9     4  buffer  [B
      Exception table:
        from    to  target  type
           2     4       9  any
           6     7       9  any
           1     5      12  any
           6     8      12  any
           9    12      12  any
           0     5      15  Class java.io.IOException
           6     8      15  Class java.io.IOException
           9    15      15  Class java.io.IOException
           0     5      15  Class java.lang.SecurityException
           6     8      15  Class java.lang.SecurityException
           9    15      15  Class java.lang.SecurityException
    MethodParameters:
      Name  Flags
      file  
}
SourceFile: "LLVMFileDetector.java"
InnerClasses:
  public abstract FileTypeDetector = com.oracle.truffle.api.TruffleFile$FileTypeDetector of com.oracle.truffle.api.TruffleFile