https://github.com/google/guava/guava: Guava is a suite of core and expanded libraries that include utility classes, google's collections, io classes, and much much more. 
final class com.google.common.io.ReaderInputStream extends java.io.InputStream
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: com.google.common.io.ReaderInputStream
  super_class: java.io.InputStream
{
  private final java.io.Reader reader;
    descriptor: Ljava/io/Reader;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.nio.charset.CharsetEncoder encoder;
    descriptor: Ljava/nio/charset/CharsetEncoder;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final byte[] singleByte;
    descriptor: [B
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private java.nio.CharBuffer charBuffer;
    descriptor: Ljava/nio/CharBuffer;
    flags: (0x0002) ACC_PRIVATE

  private java.nio.ByteBuffer byteBuffer;
    descriptor: Ljava/nio/ByteBuffer;
    flags: (0x0002) ACC_PRIVATE

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

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

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

  void <init>(java.io.Reader, java.nio.charset.Charset, int);
    descriptor: (Ljava/io/Reader;Ljava/nio/charset/Charset;I)V
    flags: (0x0000) 
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // com.google.common.io.ReaderInputStream this
        start local 1 // java.io.Reader reader
        start local 2 // java.nio.charset.Charset charset
        start local 3 // int bufferSize
         0: .line 82
            aload 0 /* this */
         1: .line 83
            aload 1 /* reader */
         2: .line 84
            aload 2 /* charset */
         3: .line 85
            invokevirtual java.nio.charset.Charset.newEncoder:()Ljava/nio/charset/CharsetEncoder;
         4: .line 86
            getstatic java.nio.charset.CodingErrorAction.REPLACE:Ljava/nio/charset/CodingErrorAction;
            invokevirtual java.nio.charset.CharsetEncoder.onMalformedInput:(Ljava/nio/charset/CodingErrorAction;)Ljava/nio/charset/CharsetEncoder;
         5: .line 87
            getstatic java.nio.charset.CodingErrorAction.REPLACE:Ljava/nio/charset/CodingErrorAction;
            invokevirtual java.nio.charset.CharsetEncoder.onUnmappableCharacter:(Ljava/nio/charset/CodingErrorAction;)Ljava/nio/charset/CharsetEncoder;
         6: .line 88
            iload 3 /* bufferSize */
            invokespecial com.google.common.io.ReaderInputStream.<init>:(Ljava/io/Reader;Ljava/nio/charset/CharsetEncoder;I)V
         7: .line 89
            return
        end local 3 // int bufferSize
        end local 2 // java.nio.charset.Charset charset
        end local 1 // java.io.Reader reader
        end local 0 // com.google.common.io.ReaderInputStream this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    8     0        this  Lcom/google/common/io/ReaderInputStream;
            0    8     1      reader  Ljava/io/Reader;
            0    8     2     charset  Ljava/nio/charset/Charset;
            0    8     3  bufferSize  I
    MethodParameters:
            Name  Flags
      reader      
      charset     
      bufferSize  

  void <init>(java.io.Reader, java.nio.charset.CharsetEncoder, int);
    descriptor: (Ljava/io/Reader;Ljava/nio/charset/CharsetEncoder;I)V
    flags: (0x0000) 
    Code:
      stack=3, locals=4, args_size=4
        start local 0 // com.google.common.io.ReaderInputStream this
        start local 1 // java.io.Reader reader
        start local 2 // java.nio.charset.CharsetEncoder encoder
        start local 3 // int bufferSize
         0: .line 100
            aload 0 /* this */
            invokespecial java.io.InputStream.<init>:()V
         1: .line 50
            aload 0 /* this */
            iconst_1
            newarray 8
            putfield com.google.common.io.ReaderInputStream.singleByte:[B
         2: .line 101
            aload 0 /* this */
            aload 1 /* reader */
            invokestatic com.google.common.base.Preconditions.checkNotNull:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.io.Reader
            putfield com.google.common.io.ReaderInputStream.reader:Ljava/io/Reader;
         3: .line 102
            aload 0 /* this */
            aload 2 /* encoder */
            invokestatic com.google.common.base.Preconditions.checkNotNull:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.nio.charset.CharsetEncoder
            putfield com.google.common.io.ReaderInputStream.encoder:Ljava/nio/charset/CharsetEncoder;
         4: .line 103
            iload 3 /* bufferSize */
            ifle 5
            iconst_1
            goto 6
      StackMap locals: com.google.common.io.ReaderInputStream java.io.Reader java.nio.charset.CharsetEncoder int
      StackMap stack:
         5: iconst_0
      StackMap locals:
      StackMap stack: int
         6: ldc "bufferSize must be positive: %s"
            iload 3 /* bufferSize */
            invokestatic com.google.common.base.Preconditions.checkArgument:(ZLjava/lang/String;I)V
         7: .line 104
            aload 2 /* encoder */
            invokevirtual java.nio.charset.CharsetEncoder.reset:()Ljava/nio/charset/CharsetEncoder;
            pop
         8: .line 106
            aload 0 /* this */
            iload 3 /* bufferSize */
            invokestatic java.nio.CharBuffer.allocate:(I)Ljava/nio/CharBuffer;
            putfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
         9: .line 107
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
            invokevirtual java.nio.CharBuffer.flip:()Ljava/nio/Buffer;
            pop
        10: .line 109
            aload 0 /* this */
            iload 3 /* bufferSize */
            invokestatic java.nio.ByteBuffer.allocate:(I)Ljava/nio/ByteBuffer;
            putfield com.google.common.io.ReaderInputStream.byteBuffer:Ljava/nio/ByteBuffer;
        11: .line 110
            return
        end local 3 // int bufferSize
        end local 2 // java.nio.charset.CharsetEncoder encoder
        end local 1 // java.io.Reader reader
        end local 0 // com.google.common.io.ReaderInputStream this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   12     0        this  Lcom/google/common/io/ReaderInputStream;
            0   12     1      reader  Ljava/io/Reader;
            0   12     2     encoder  Ljava/nio/charset/CharsetEncoder;
            0   12     3  bufferSize  I
    MethodParameters:
            Name  Flags
      reader      
      encoder     
      bufferSize  

  public void close();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.io.ReaderInputStream this
         0: .line 114
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.reader:Ljava/io/Reader;
            invokevirtual java.io.Reader.close:()V
         1: .line 115
            return
        end local 0 // com.google.common.io.ReaderInputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/google/common/io/ReaderInputStream;
    Exceptions:
      throws java.io.IOException

  public int read();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.io.ReaderInputStream this
         0: .line 119
            aload 0 /* this */
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.singleByte:[B
            invokevirtual com.google.common.io.ReaderInputStream.read:([B)I
            iconst_1
            if_icmpne 1
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.singleByte:[B
            iconst_0
            baload
            invokestatic com.google.common.primitives.UnsignedBytes.toInt:(B)I
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_m1
      StackMap locals:
      StackMap stack: int
         2: ireturn
        end local 0 // com.google.common.io.ReaderInputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lcom/google/common/io/ReaderInputStream;
    Exceptions:
      throws java.io.IOException

  public int read(byte[], int, int);
    descriptor: ([BII)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=7, args_size=4
        start local 0 // com.google.common.io.ReaderInputStream this
        start local 1 // byte[] b
        start local 2 // int off
        start local 3 // int len
         0: .line 127
            iload 2 /* off */
            iload 2 /* off */
            iload 3 /* len */
            iadd
            aload 1 /* b */
            arraylength
            invokestatic com.google.common.base.Preconditions.checkPositionIndexes:(III)V
         1: .line 128
            iload 3 /* len */
            ifne 3
         2: .line 129
            iconst_0
            ireturn
         3: .line 133
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 4 /* totalBytesRead */
        start local 4 // int totalBytesRead
         4: .line 134
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.endOfInput:Z
            istore 5 /* doneEncoding */
        start local 5 // boolean doneEncoding
         5: .line 140
      StackMap locals: int int
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.draining:Z
            ifeq 13
         6: .line 141
            iload 4 /* totalBytesRead */
            aload 0 /* this */
            aload 1 /* b */
            iload 2 /* off */
            iload 4 /* totalBytesRead */
            iadd
            iload 3 /* len */
            iload 4 /* totalBytesRead */
            isub
            invokevirtual com.google.common.io.ReaderInputStream.drain:([BII)I
            iadd
            istore 4 /* totalBytesRead */
         7: .line 142
            iload 4 /* totalBytesRead */
            iload 3 /* len */
            if_icmpeq 8
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.doneFlushing:Z
            ifeq 11
         8: .line 143
      StackMap locals:
      StackMap stack:
            iload 4 /* totalBytesRead */
            ifle 9
            iload 4 /* totalBytesRead */
            goto 10
      StackMap locals:
      StackMap stack:
         9: iconst_m1
      StackMap locals:
      StackMap stack: int
        10: ireturn
        11: .line 145
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_0
            putfield com.google.common.io.ReaderInputStream.draining:Z
        12: .line 146
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.byteBuffer:Ljava/nio/ByteBuffer;
            invokevirtual java.nio.ByteBuffer.clear:()Ljava/nio/Buffer;
            pop
        13: .line 153
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.doneFlushing:Z
            ifeq 16
        14: .line 154
            getstatic java.nio.charset.CoderResult.UNDERFLOW:Ljava/nio/charset/CoderResult;
            astore 6 /* result */
        start local 6 // java.nio.charset.CoderResult result
        15: .line 155
            goto 20
        end local 6 // java.nio.charset.CoderResult result
      StackMap locals:
      StackMap stack:
        16: iload 5 /* doneEncoding */
            ifeq 19
        17: .line 156
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.encoder:Ljava/nio/charset/CharsetEncoder;
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.byteBuffer:Ljava/nio/ByteBuffer;
            invokevirtual java.nio.charset.CharsetEncoder.flush:(Ljava/nio/ByteBuffer;)Ljava/nio/charset/CoderResult;
            astore 6 /* result */
        start local 6 // java.nio.charset.CoderResult result
        18: .line 157
            goto 20
        end local 6 // java.nio.charset.CoderResult result
        19: .line 158
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.encoder:Ljava/nio/charset/CharsetEncoder;
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.byteBuffer:Ljava/nio/ByteBuffer;
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.endOfInput:Z
            invokevirtual java.nio.charset.CharsetEncoder.encode:(Ljava/nio/CharBuffer;Ljava/nio/ByteBuffer;Z)Ljava/nio/charset/CoderResult;
            astore 6 /* result */
        start local 6 // java.nio.charset.CoderResult result
        20: .line 161
      StackMap locals: java.nio.charset.CoderResult
      StackMap stack:
            aload 6 /* result */
            invokevirtual java.nio.charset.CoderResult.isOverflow:()Z
            ifeq 23
        21: .line 163
            aload 0 /* this */
            iconst_1
            invokevirtual com.google.common.io.ReaderInputStream.startDraining:(Z)V
        22: .line 164
            goto 5
        23: .line 165
      StackMap locals:
      StackMap stack:
            aload 6 /* result */
            invokevirtual java.nio.charset.CoderResult.isUnderflow:()Z
            ifeq 33
        24: .line 170
            iload 5 /* doneEncoding */
            ifeq 28
        25: .line 171
            aload 0 /* this */
            iconst_1
            putfield com.google.common.io.ReaderInputStream.doneFlushing:Z
        26: .line 172
            aload 0 /* this */
            iconst_0
            invokevirtual com.google.common.io.ReaderInputStream.startDraining:(Z)V
        27: .line 173
            goto 5
        28: .line 174
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.endOfInput:Z
            ifeq 31
        29: .line 175
            iconst_1
            istore 5 /* doneEncoding */
        30: .line 176
            goto 13
        31: .line 177
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual com.google.common.io.ReaderInputStream.readMoreChars:()V
        32: .line 179
            goto 13
      StackMap locals:
      StackMap stack:
        33: aload 6 /* result */
            invokevirtual java.nio.charset.CoderResult.isError:()Z
            ifeq 13
        34: .line 181
            aload 6 /* result */
            invokevirtual java.nio.charset.CoderResult.throwException:()V
        35: .line 182
            iconst_0
            ireturn
        end local 6 // java.nio.charset.CoderResult result
        end local 5 // boolean doneEncoding
        end local 4 // int totalBytesRead
        end local 3 // int len
        end local 2 // int off
        end local 1 // byte[] b
        end local 0 // com.google.common.io.ReaderInputStream this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   36     0            this  Lcom/google/common/io/ReaderInputStream;
            0   36     1               b  [B
            0   36     2             off  I
            0   36     3             len  I
            4   36     4  totalBytesRead  I
            5   36     5    doneEncoding  Z
           15   16     6          result  Ljava/nio/charset/CoderResult;
           18   19     6          result  Ljava/nio/charset/CoderResult;
           20   36     6          result  Ljava/nio/charset/CoderResult;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      b     
      off   
      len   

  private static java.nio.CharBuffer grow(java.nio.CharBuffer);
    descriptor: (Ljava/nio/CharBuffer;)Ljava/nio/CharBuffer;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=1
        start local 0 // java.nio.CharBuffer buf
         0: .line 190
            aload 0 /* buf */
            invokevirtual java.nio.CharBuffer.array:()[C
            aload 0 /* buf */
            invokevirtual java.nio.CharBuffer.capacity:()I
            iconst_2
            imul
            invokestatic java.util.Arrays.copyOf:([CI)[C
            astore 1 /* copy */
        start local 1 // char[] copy
         1: .line 191
            aload 1 /* copy */
            invokestatic java.nio.CharBuffer.wrap:([C)Ljava/nio/CharBuffer;
            astore 2 /* bigger */
        start local 2 // java.nio.CharBuffer bigger
         2: .line 192
            aload 2 /* bigger */
            aload 0 /* buf */
            invokevirtual java.nio.CharBuffer.position:()I
            invokevirtual java.nio.CharBuffer.position:(I)Ljava/nio/Buffer;
            pop
         3: .line 193
            aload 2 /* bigger */
            aload 0 /* buf */
            invokevirtual java.nio.CharBuffer.limit:()I
            invokevirtual java.nio.CharBuffer.limit:(I)Ljava/nio/Buffer;
            pop
         4: .line 194
            aload 2 /* bigger */
            areturn
        end local 2 // java.nio.CharBuffer bigger
        end local 1 // char[] copy
        end local 0 // java.nio.CharBuffer buf
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    5     0     buf  Ljava/nio/CharBuffer;
            1    5     1    copy  [C
            2    5     2  bigger  Ljava/nio/CharBuffer;
    MethodParameters:
      Name  Flags
      buf   

  private void readMoreChars();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=3, args_size=1
        start local 0 // com.google.common.io.ReaderInputStream this
         0: .line 207
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
            invokestatic com.google.common.io.ReaderInputStream.availableCapacity:(Ljava/nio/Buffer;)I
            ifne 5
         1: .line 208
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
            invokevirtual java.nio.CharBuffer.position:()I
            ifle 4
         2: .line 210
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
            invokevirtual java.nio.CharBuffer.compact:()Ljava/nio/CharBuffer;
            invokevirtual java.nio.CharBuffer.flip:()Ljava/nio/Buffer;
            pop
         3: .line 211
            goto 5
         4: .line 213
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
            invokestatic com.google.common.io.ReaderInputStream.grow:(Ljava/nio/CharBuffer;)Ljava/nio/CharBuffer;
            putfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
         5: .line 218
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
            invokevirtual java.nio.CharBuffer.limit:()I
            istore 1 /* limit */
        start local 1 // int limit
         6: .line 219
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.reader:Ljava/io/Reader;
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
            invokevirtual java.nio.CharBuffer.array:()[C
            iload 1 /* limit */
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
            invokestatic com.google.common.io.ReaderInputStream.availableCapacity:(Ljava/nio/Buffer;)I
            invokevirtual java.io.Reader.read:([CII)I
            istore 2 /* numChars */
        start local 2 // int numChars
         7: .line 220
            iload 2 /* numChars */
            iconst_m1
            if_icmpne 10
         8: .line 221
            aload 0 /* this */
            iconst_1
            putfield com.google.common.io.ReaderInputStream.endOfInput:Z
         9: .line 222
            goto 11
        10: .line 223
      StackMap locals: int int
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.charBuffer:Ljava/nio/CharBuffer;
            iload 1 /* limit */
            iload 2 /* numChars */
            iadd
            invokevirtual java.nio.CharBuffer.limit:(I)Ljava/nio/Buffer;
            pop
        11: .line 225
      StackMap locals:
      StackMap stack:
            return
        end local 2 // int numChars
        end local 1 // int limit
        end local 0 // com.google.common.io.ReaderInputStream this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   12     0      this  Lcom/google/common/io/ReaderInputStream;
            6   12     1     limit  I
            7   12     2  numChars  I
    Exceptions:
      throws java.io.IOException

  private static int availableCapacity(java.nio.Buffer);
    descriptor: (Ljava/nio/Buffer;)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.nio.Buffer buffer
         0: .line 229
            aload 0 /* buffer */
            invokevirtual java.nio.Buffer.capacity:()I
            aload 0 /* buffer */
            invokevirtual java.nio.Buffer.limit:()I
            isub
            ireturn
        end local 0 // java.nio.Buffer buffer
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0  buffer  Ljava/nio/Buffer;
    MethodParameters:
        Name  Flags
      buffer  

  private void startDraining(boolean);
    descriptor: (Z)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.google.common.io.ReaderInputStream this
        start local 1 // boolean overflow
         0: .line 238
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.byteBuffer:Ljava/nio/ByteBuffer;
            invokevirtual java.nio.ByteBuffer.flip:()Ljava/nio/Buffer;
            pop
         1: .line 239
            iload 1 /* overflow */
            ifeq 4
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.byteBuffer:Ljava/nio/ByteBuffer;
            invokevirtual java.nio.ByteBuffer.remaining:()I
            ifne 4
         2: .line 240
            aload 0 /* this */
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.byteBuffer:Ljava/nio/ByteBuffer;
            invokevirtual java.nio.ByteBuffer.capacity:()I
            iconst_2
            imul
            invokestatic java.nio.ByteBuffer.allocate:(I)Ljava/nio/ByteBuffer;
            putfield com.google.common.io.ReaderInputStream.byteBuffer:Ljava/nio/ByteBuffer;
         3: .line 241
            goto 5
         4: .line 242
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_1
            putfield com.google.common.io.ReaderInputStream.draining:Z
         5: .line 244
      StackMap locals:
      StackMap stack:
            return
        end local 1 // boolean overflow
        end local 0 // com.google.common.io.ReaderInputStream this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    6     0      this  Lcom/google/common/io/ReaderInputStream;
            0    6     1  overflow  Z
    MethodParameters:
          Name  Flags
      overflow  

  private int drain(byte[], int, int);
    descriptor: ([BII)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=5, args_size=4
        start local 0 // com.google.common.io.ReaderInputStream this
        start local 1 // byte[] b
        start local 2 // int off
        start local 3 // int len
         0: .line 251
            iload 3 /* len */
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.byteBuffer:Ljava/nio/ByteBuffer;
            invokevirtual java.nio.ByteBuffer.remaining:()I
            invokestatic java.lang.Math.min:(II)I
            istore 4 /* remaining */
        start local 4 // int remaining
         1: .line 252
            aload 0 /* this */
            getfield com.google.common.io.ReaderInputStream.byteBuffer:Ljava/nio/ByteBuffer;
            aload 1 /* b */
            iload 2 /* off */
            iload 4 /* remaining */
            invokevirtual java.nio.ByteBuffer.get:([BII)Ljava/nio/ByteBuffer;
            pop
         2: .line 253
            iload 4 /* remaining */
            ireturn
        end local 4 // int remaining
        end local 3 // int len
        end local 2 // int off
        end local 1 // byte[] b
        end local 0 // com.google.common.io.ReaderInputStream this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    3     0       this  Lcom/google/common/io/ReaderInputStream;
            0    3     1          b  [B
            0    3     2        off  I
            0    3     3        len  I
            1    3     4  remaining  I
    MethodParameters:
      Name  Flags
      b     
      off   
      len   
}
SourceFile: "ReaderInputStream.java"
    RuntimeInvisibleAnnotations: 
      com.google.common.annotations.GwtIncompatible()