public class org.apache.tomcat.util.buf.CharsetUtil
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.tomcat.util.buf.CharsetUtil
  super_class: java.lang.Object
{
  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.tomcat.util.buf.CharsetUtil this
         0: .line 28
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 30
            return
        end local 0 // org.apache.tomcat.util.buf.CharsetUtil this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/tomcat/util/buf/CharsetUtil;

  public static boolean isAsciiSuperset(java.nio.charset.Charset);
    descriptor: (Ljava/nio/charset/Charset;)Z
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=5, args_size=1
        start local 0 // java.nio.charset.Charset charset
         0: .line 35
            aload 0 /* charset */
            invokevirtual java.nio.charset.Charset.newDecoder:()Ljava/nio/charset/CharsetDecoder;
            astore 1 /* decoder */
        start local 1 // java.nio.charset.CharsetDecoder decoder
         1: .line 36
            iconst_1
            invokestatic java.nio.ByteBuffer.allocate:(I)Ljava/nio/ByteBuffer;
            astore 2 /* inBytes */
        start local 2 // java.nio.ByteBuffer inBytes
         2: .line 38
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         3: goto 16
         4: .line 39
      StackMap locals: java.nio.charset.Charset java.nio.charset.CharsetDecoder java.nio.ByteBuffer top int
      StackMap stack:
            aload 2 /* inBytes */
            invokevirtual java.nio.ByteBuffer.clear:()Ljava/nio/Buffer;
            pop
         5: .line 40
            aload 2 /* inBytes */
            iload 4 /* i */
            i2b
            invokevirtual java.nio.ByteBuffer.put:(B)Ljava/nio/ByteBuffer;
            pop
         6: .line 41
            aload 2 /* inBytes */
            invokevirtual java.nio.ByteBuffer.flip:()Ljava/nio/Buffer;
            pop
         7: .line 43
            aload 1 /* decoder */
            aload 2 /* inBytes */
            invokevirtual java.nio.charset.CharsetDecoder.decode:(Ljava/nio/ByteBuffer;)Ljava/nio/CharBuffer;
            astore 3 /* outChars */
        start local 3 // java.nio.CharBuffer outChars
         8: .line 44
            goto 11
        end local 3 // java.nio.CharBuffer outChars
      StackMap locals:
      StackMap stack: java.nio.charset.CharacterCodingException
         9: pop
        10: .line 45
            iconst_0
            ireturn
        start local 3 // java.nio.CharBuffer outChars
        11: .line 48
      StackMap locals: java.nio.charset.Charset java.nio.charset.CharsetDecoder java.nio.ByteBuffer java.nio.CharBuffer int
      StackMap stack:
            aload 3 /* outChars */
            invokevirtual java.nio.CharBuffer.get:()C
            iload 4 /* i */
            if_icmpeq 15
        12: .line 49
            iconst_0
            ireturn
        13: .line 51
      StackMap locals:
      StackMap stack: java.nio.BufferUnderflowException
            pop
        14: .line 52
            iconst_0
            ireturn
        15: .line 38
      StackMap locals:
      StackMap stack:
            iinc 4 /* i */ 1
        end local 3 // java.nio.CharBuffer outChars
      StackMap locals: java.nio.charset.Charset java.nio.charset.CharsetDecoder java.nio.ByteBuffer top int
      StackMap stack:
        16: iload 4 /* i */
            sipush 128
            if_icmplt 4
        end local 4 // int i
        17: .line 56
            iconst_1
            ireturn
        end local 2 // java.nio.ByteBuffer inBytes
        end local 1 // java.nio.charset.CharsetDecoder decoder
        end local 0 // java.nio.charset.Charset charset
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   18     0   charset  Ljava/nio/charset/Charset;
            1   18     1   decoder  Ljava/nio/charset/CharsetDecoder;
            2   18     2   inBytes  Ljava/nio/ByteBuffer;
            8    9     3  outChars  Ljava/nio/CharBuffer;
           11   16     3  outChars  Ljava/nio/CharBuffer;
            3   17     4         i  I
      Exception table:
        from    to  target  type
           7     8       9  Class java.nio.charset.CharacterCodingException
          11    12      13  Class java.nio.BufferUnderflowException
    MethodParameters:
         Name  Flags
      charset  
}
SourceFile: "CharsetUtil.java"