https://github.com/square/okhttp/okhttp: An HTTP+HTTP/2 client for Android and Java applications 
class okhttp3.internal.http1.Http1Codec$ChunkedSource extends okhttp3.internal.http1.Http1Codec$AbstractSource
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: okhttp3.internal.http1.Http1Codec$ChunkedSource
  super_class: okhttp3.internal.http1.Http1Codec$AbstractSource
{
  private static final long NO_CHUNK_YET;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: -1

  private final okhttp3.HttpUrl url;
    descriptor: Lokhttp3/HttpUrl;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private long bytesRemainingInChunk;
    descriptor: J
    flags: (0x0002) ACC_PRIVATE

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

  final okhttp3.internal.http1.Http1Codec this$0;
    descriptor: Lokhttp3/internal/http1/Http1Codec;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  void <init>(okhttp3.internal.http1.Http1Codec, okhttp3.HttpUrl);
    descriptor: (Lokhttp3/internal/http1/Http1Codec;Lokhttp3/HttpUrl;)V
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // okhttp3.internal.http1.Http1Codec$ChunkedSource this
        start local 2 // okhttp3.HttpUrl url
         0: .line 439
            aload 0 /* this */
            aload 1
            putfield okhttp3.internal.http1.Http1Codec$ChunkedSource.this$0:Lokhttp3/internal/http1/Http1Codec;
            aload 0 /* this */
            aload 1
            invokespecial okhttp3.internal.http1.Http1Codec$AbstractSource.<init>:(Lokhttp3/internal/http1/Http1Codec;)V
         1: .line 436
            aload 0 /* this */
            ldc -1
            putfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
         2: .line 437
            aload 0 /* this */
            iconst_1
            putfield okhttp3.internal.http1.Http1Codec$ChunkedSource.hasMoreChunks:Z
         3: .line 440
            aload 0 /* this */
            aload 2 /* url */
            putfield okhttp3.internal.http1.Http1Codec$ChunkedSource.url:Lokhttp3/HttpUrl;
         4: .line 441
            return
        end local 2 // okhttp3.HttpUrl url
        end local 0 // okhttp3.internal.http1.Http1Codec$ChunkedSource this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lokhttp3/internal/http1/Http1Codec$ChunkedSource;
            0    5     2   url  Lokhttp3/HttpUrl;
    MethodParameters:
        Name  Flags
      this$0  final
      url     

  public long read(okio.Buffer, long);
    descriptor: (Lokio/Buffer;J)J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=7, args_size=3
        start local 0 // okhttp3.internal.http1.Http1Codec$ChunkedSource this
        start local 1 // okio.Buffer sink
        start local 2 // long byteCount
         0: .line 444
            lload 2 /* byteCount */
            lconst_0
            lcmp
            ifge 1
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "byteCount < 0: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            lload 2 /* byteCount */
            invokevirtual java.lang.StringBuilder.append:(J)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         1: .line 445
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.closed:Z
            ifeq 2
            new java.lang.IllegalStateException
            dup
            ldc "closed"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 446
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.hasMoreChunks:Z
            ifne 3
            ldc -1
            lreturn
         3: .line 448
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
            lconst_0
            lcmp
            ifeq 4
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
            ldc -1
            lcmp
            ifne 6
         4: .line 449
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual okhttp3.internal.http1.Http1Codec$ChunkedSource.readChunkSize:()V
         5: .line 450
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.hasMoreChunks:Z
            ifne 6
            ldc -1
            lreturn
         6: .line 453
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* sink */
            lload 2 /* byteCount */
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
            invokestatic java.lang.Math.min:(JJ)J
            invokespecial okhttp3.internal.http1.Http1Codec$AbstractSource.read:(Lokio/Buffer;J)J
            lstore 4 /* read */
        start local 4 // long read
         7: .line 454
            lload 4 /* read */
            ldc -1
            lcmp
            ifne 11
         8: .line 455
            new java.net.ProtocolException
            dup
            ldc "unexpected end of stream"
            invokespecial java.net.ProtocolException.<init>:(Ljava/lang/String;)V
            astore 6 /* e */
        start local 6 // java.net.ProtocolException e
         9: .line 456
            aload 0 /* this */
            iconst_0
            aload 6 /* e */
            invokevirtual okhttp3.internal.http1.Http1Codec$ChunkedSource.endOfInput:(ZLjava/io/IOException;)V
        10: .line 457
            aload 6 /* e */
            athrow
        end local 6 // java.net.ProtocolException e
        11: .line 459
      StackMap locals: long
      StackMap stack:
            aload 0 /* this */
            dup
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
            lload 4 /* read */
            lsub
            putfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
        12: .line 460
            lload 4 /* read */
            lreturn
        end local 4 // long read
        end local 2 // long byteCount
        end local 1 // okio.Buffer sink
        end local 0 // okhttp3.internal.http1.Http1Codec$ChunkedSource this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   13     0       this  Lokhttp3/internal/http1/Http1Codec$ChunkedSource;
            0   13     1       sink  Lokio/Buffer;
            0   13     2  byteCount  J
            7   13     4       read  J
            9   11     6          e  Ljava/net/ProtocolException;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
           Name  Flags
      sink       
      byteCount  

  private void readChunkSize();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=5, locals=2, args_size=1
        start local 0 // okhttp3.internal.http1.Http1Codec$ChunkedSource this
         0: .line 465
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
            ldc -1
            lcmp
            ifeq 2
         1: .line 466
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.this$0:Lokhttp3/internal/http1/Http1Codec;
            getfield okhttp3.internal.http1.Http1Codec.source:Lokio/BufferedSource;
            invokeinterface okio.BufferedSource.readUtf8LineStrict:()Ljava/lang/String;
            pop
         2: .line 469
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.this$0:Lokhttp3/internal/http1/Http1Codec;
            getfield okhttp3.internal.http1.Http1Codec.source:Lokio/BufferedSource;
            invokeinterface okio.BufferedSource.readHexadecimalUnsignedLong:()J
            putfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
         3: .line 470
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.this$0:Lokhttp3/internal/http1/Http1Codec;
            getfield okhttp3.internal.http1.Http1Codec.source:Lokio/BufferedSource;
            invokeinterface okio.BufferedSource.readUtf8LineStrict:()Ljava/lang/String;
            invokevirtual java.lang.String.trim:()Ljava/lang/String;
            astore 1 /* extensions */
        start local 1 // java.lang.String extensions
         4: .line 471
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
            lconst_0
            lcmp
            iflt 5
            aload 1 /* extensions */
            invokevirtual java.lang.String.isEmpty:()Z
            ifne 10
            aload 1 /* extensions */
            ldc ";"
            invokevirtual java.lang.String.startsWith:(Ljava/lang/String;)Z
            ifne 10
         5: .line 472
      StackMap locals: java.lang.String
      StackMap stack:
            new java.net.ProtocolException
            dup
            new java.lang.StringBuilder
            dup
            ldc "expected chunk size and optional extensions but was \""
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
         6: .line 473
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
            invokevirtual java.lang.StringBuilder.append:(J)Ljava/lang/StringBuilder;
            aload 1 /* extensions */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "\""
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         7: .line 472
            invokespecial java.net.ProtocolException.<init>:(Ljava/lang/String;)V
            athrow
        end local 1 // java.lang.String extensions
         8: .line 475
      StackMap locals: okhttp3.internal.http1.Http1Codec$ChunkedSource
      StackMap stack: java.lang.NumberFormatException
            astore 1 /* e */
        start local 1 // java.lang.NumberFormatException e
         9: .line 476
            new java.net.ProtocolException
            dup
            aload 1 /* e */
            invokevirtual java.lang.NumberFormatException.getMessage:()Ljava/lang/String;
            invokespecial java.net.ProtocolException.<init>:(Ljava/lang/String;)V
            athrow
        end local 1 // java.lang.NumberFormatException e
        10: .line 478
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.bytesRemainingInChunk:J
            lconst_0
            lcmp
            ifne 14
        11: .line 479
            aload 0 /* this */
            iconst_0
            putfield okhttp3.internal.http1.Http1Codec$ChunkedSource.hasMoreChunks:Z
        12: .line 480
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.this$0:Lokhttp3/internal/http1/Http1Codec;
            getfield okhttp3.internal.http1.Http1Codec.client:Lokhttp3/OkHttpClient;
            invokevirtual okhttp3.OkHttpClient.cookieJar:()Lokhttp3/CookieJar;
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.url:Lokhttp3/HttpUrl;
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.this$0:Lokhttp3/internal/http1/Http1Codec;
            invokevirtual okhttp3.internal.http1.Http1Codec.readHeaders:()Lokhttp3/Headers;
            invokestatic okhttp3.internal.http.HttpHeaders.receiveHeaders:(Lokhttp3/CookieJar;Lokhttp3/HttpUrl;Lokhttp3/Headers;)V
        13: .line 481
            aload 0 /* this */
            iconst_1
            aconst_null
            invokevirtual okhttp3.internal.http1.Http1Codec$ChunkedSource.endOfInput:(ZLjava/io/IOException;)V
        14: .line 483
      StackMap locals:
      StackMap stack:
            return
        end local 0 // okhttp3.internal.http1.Http1Codec$ChunkedSource this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   15     0        this  Lokhttp3/internal/http1/Http1Codec$ChunkedSource;
            4    8     1  extensions  Ljava/lang/String;
            9   10     1           e  Ljava/lang/NumberFormatException;
      Exception table:
        from    to  target  type
           2     8       8  Class java.lang.NumberFormatException
    Exceptions:
      throws java.io.IOException

  public void close();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // okhttp3.internal.http1.Http1Codec$ChunkedSource this
         0: .line 486
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.closed:Z
            ifeq 1
            return
         1: .line 487
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield okhttp3.internal.http1.Http1Codec$ChunkedSource.hasMoreChunks:Z
            ifeq 3
            aload 0 /* this */
            bipush 100
            getstatic java.util.concurrent.TimeUnit.MILLISECONDS:Ljava/util/concurrent/TimeUnit;
            invokestatic okhttp3.internal.Util.discard:(Lokio/Source;ILjava/util/concurrent/TimeUnit;)Z
            ifne 3
         2: .line 488
            aload 0 /* this */
            iconst_0
            aconst_null
            invokevirtual okhttp3.internal.http1.Http1Codec$ChunkedSource.endOfInput:(ZLjava/io/IOException;)V
         3: .line 490
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_1
            putfield okhttp3.internal.http1.Http1Codec$ChunkedSource.closed:Z
         4: .line 491
            return
        end local 0 // okhttp3.internal.http1.Http1Codec$ChunkedSource this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lokhttp3/internal/http1/Http1Codec$ChunkedSource;
    Exceptions:
      throws java.io.IOException
}
SourceFile: "Http1Codec.java"
NestHost: okhttp3.internal.http1.Http1Codec
InnerClasses:
  private abstract AbstractSource = okhttp3.internal.http1.Http1Codec$AbstractSource of okhttp3.internal.http1.Http1Codec
  private ChunkedSource = okhttp3.internal.http1.Http1Codec$ChunkedSource of okhttp3.internal.http1.Http1Codec