https://github.com/FasterXML/jackson-core: Core Jackson processing abstractions (aka Streaming API), implementation for JSON (FasterXML)
  • Tatu Saloranta
  • Christopher Currie
  • Paul Brown 
public class com.fasterxml.jackson.core.format.InputAccessor$Std implements com.fasterxml.jackson.core.format.InputAccessor
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.fasterxml.jackson.core.format.InputAccessor$Std
  super_class: java.lang.Object
{
  protected final java.io.InputStream _in;
    descriptor: Ljava/io/InputStream;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL

  protected final byte[] _buffer;
    descriptor: [B
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL

  protected final int _bufferedStart;
    descriptor: I
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL

  protected int _bufferedEnd;
    descriptor: I
    flags: (0x0004) ACC_PROTECTED

  protected int _ptr;
    descriptor: I
    flags: (0x0004) ACC_PROTECTED

  public void <init>(java.io.InputStream, byte[]);
    descriptor: (Ljava/io/InputStream;[B)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
        start local 1 // java.io.InputStream in
        start local 2 // byte[] buffer
         0: .line 64
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 66
            aload 0 /* this */
            aload 1 /* in */
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._in:Ljava/io/InputStream;
         2: .line 67
            aload 0 /* this */
            aload 2 /* buffer */
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._buffer:[B
         3: .line 68
            aload 0 /* this */
            iconst_0
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedStart:I
         4: .line 69
            aload 0 /* this */
            iconst_0
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._ptr:I
         5: .line 70
            aload 0 /* this */
            iconst_0
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedEnd:I
         6: .line 71
            return
        end local 2 // byte[] buffer
        end local 1 // java.io.InputStream in
        end local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    7     0    this  Lcom/fasterxml/jackson/core/format/InputAccessor$Std;
            0    7     1      in  Ljava/io/InputStream;
            0    7     2  buffer  [B
    MethodParameters:
        Name  Flags
      in      
      buffer  

  public void <init>(byte[]);
    descriptor: ([B)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
        start local 1 // byte[] inputDocument
         0: .line 78
            aload 0 /* this */
            aload 1 /* inputDocument */
            iconst_0
            aload 1 /* inputDocument */
            arraylength
            invokespecial com.fasterxml.jackson.core.format.InputAccessor$Std.<init>:([BII)V
         1: .line 79
            return
        end local 1 // byte[] inputDocument
        end local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0           this  Lcom/fasterxml/jackson/core/format/InputAccessor$Std;
            0    2     1  inputDocument  [B
    MethodParameters:
               Name  Flags
      inputDocument  

  public void <init>(byte[], int, int);
    descriptor: ([BII)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=4
        start local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
        start local 1 // byte[] inputDocument
        start local 2 // int start
        start local 3 // int len
         0: .line 87
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 89
            aload 0 /* this */
            aconst_null
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._in:Ljava/io/InputStream;
         2: .line 90
            aload 0 /* this */
            aload 1 /* inputDocument */
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._buffer:[B
         3: .line 91
            aload 0 /* this */
            iload 2 /* start */
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._ptr:I
         4: .line 92
            aload 0 /* this */
            iload 2 /* start */
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedStart:I
         5: .line 93
            aload 0 /* this */
            iload 2 /* start */
            iload 3 /* len */
            iadd
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedEnd:I
         6: .line 94
            return
        end local 3 // int len
        end local 2 // int start
        end local 1 // byte[] inputDocument
        end local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    7     0           this  Lcom/fasterxml/jackson/core/format/InputAccessor$Std;
            0    7     1  inputDocument  [B
            0    7     2          start  I
            0    7     3            len  I
    MethodParameters:
               Name  Flags
      inputDocument  
      start          
      len            

  public boolean hasMoreBytes();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=1
        start local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
         0: .line 99
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._ptr:I
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedEnd:I
            if_icmpge 2
         1: .line 100
            iconst_1
            ireturn
         2: .line 102
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._in:Ljava/io/InputStream;
            ifnonnull 4
         3: .line 103
            iconst_0
            ireturn
         4: .line 105
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._buffer:[B
            arraylength
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._ptr:I
            isub
            istore 1 /* amount */
        start local 1 // int amount
         5: .line 106
            iload 1 /* amount */
            iconst_1
            if_icmpge 7
         6: .line 107
            iconst_0
            ireturn
         7: .line 109
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._in:Ljava/io/InputStream;
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._buffer:[B
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._ptr:I
            iload 1 /* amount */
            invokevirtual java.io.InputStream.read:([BII)I
            istore 2 /* count */
        start local 2 // int count
         8: .line 110
            iload 2 /* count */
            ifgt 10
         9: .line 111
            iconst_0
            ireturn
        10: .line 113
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            dup
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedEnd:I
            iload 2 /* count */
            iadd
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedEnd:I
        11: .line 114
            iconst_1
            ireturn
        end local 2 // int count
        end local 1 // int amount
        end local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   12     0    this  Lcom/fasterxml/jackson/core/format/InputAccessor$Std;
            5   12     1  amount  I
            8   12     2   count  I
    Exceptions:
      throws java.io.IOException

  public byte nextByte();
    descriptor: ()B
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
         0: .line 121
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._ptr:I
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedEnd:I
            if_icmplt 3
         1: .line 122
            aload 0 /* this */
            invokevirtual com.fasterxml.jackson.core.format.InputAccessor$Std.hasMoreBytes:()Z
            ifne 3
         2: .line 123
            new java.io.EOFException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Failed auto-detect: could not read more than "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._ptr:I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc " bytes (max buffer size: "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._buffer:[B
            arraylength
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc ")"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.io.EOFException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 126
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._buffer:[B
            aload 0 /* this */
            dup
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._ptr:I
            dup_x1
            iconst_1
            iadd
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._ptr:I
            baload
            ireturn
        end local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/fasterxml/jackson/core/format/InputAccessor$Std;
    Exceptions:
      throws java.io.IOException

  public void reset();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
         0: .line 131
            aload 0 /* this */
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedStart:I
            putfield com.fasterxml.jackson.core.format.InputAccessor$Std._ptr:I
         1: .line 132
            return
        end local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/fasterxml/jackson/core/format/InputAccessor$Std;

  public com.fasterxml.jackson.core.format.DataFormatMatcher createMatcher(com.fasterxml.jackson.core.JsonFactory, com.fasterxml.jackson.core.format.MatchStrength);
    descriptor: (Lcom/fasterxml/jackson/core/JsonFactory;Lcom/fasterxml/jackson/core/format/MatchStrength;)Lcom/fasterxml/jackson/core/format/DataFormatMatcher;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=8, locals=3, args_size=3
        start local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
        start local 1 // com.fasterxml.jackson.core.JsonFactory match
        start local 2 // com.fasterxml.jackson.core.format.MatchStrength matchStrength
         0: .line 142
            new com.fasterxml.jackson.core.format.DataFormatMatcher
            dup
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._in:Ljava/io/InputStream;
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._buffer:[B
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedStart:I
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedEnd:I
            aload 0 /* this */
            getfield com.fasterxml.jackson.core.format.InputAccessor$Std._bufferedStart:I
            isub
         1: .line 143
            aload 1 /* match */
            aload 2 /* matchStrength */
         2: .line 142
            invokespecial com.fasterxml.jackson.core.format.DataFormatMatcher.<init>:(Ljava/io/InputStream;[BIILcom/fasterxml/jackson/core/JsonFactory;Lcom/fasterxml/jackson/core/format/MatchStrength;)V
            areturn
        end local 2 // com.fasterxml.jackson.core.format.MatchStrength matchStrength
        end local 1 // com.fasterxml.jackson.core.JsonFactory match
        end local 0 // com.fasterxml.jackson.core.format.InputAccessor$Std this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    3     0           this  Lcom/fasterxml/jackson/core/format/InputAccessor$Std;
            0    3     1          match  Lcom/fasterxml/jackson/core/JsonFactory;
            0    3     2  matchStrength  Lcom/fasterxml/jackson/core/format/MatchStrength;
    MethodParameters:
               Name  Flags
      match          
      matchStrength  
}
SourceFile: "InputAccessor.java"
NestHost: com.fasterxml.jackson.core.format.InputAccessor
InnerClasses:
  public Std = com.fasterxml.jackson.core.format.InputAccessor$Std of com.fasterxml.jackson.core.format.InputAccessor