https://lucene.apache.org/lucene-parent/lucene-core: Apache Lucene Java Core (The Apache Software Foundation) 
final class org.apache.lucene.index.ByteSliceReader extends org.apache.lucene.store.DataInput
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: org.apache.lucene.index.ByteSliceReader
  super_class: org.apache.lucene.store.DataInput
{
  org.apache.lucene.util.ByteBlockPool pool;
    descriptor: Lorg/apache/lucene/util/ByteBlockPool;
    flags: (0x0000) 

  int bufferUpto;
    descriptor: I
    flags: (0x0000) 

  byte[] buffer;
    descriptor: [B
    flags: (0x0000) 

  public int upto;
    descriptor: I
    flags: (0x0001) ACC_PUBLIC

  int limit;
    descriptor: I
    flags: (0x0000) 

  int level;
    descriptor: I
    flags: (0x0000) 

  public int bufferOffset;
    descriptor: I
    flags: (0x0001) ACC_PUBLIC

  public int endIndex;
    descriptor: I
    flags: (0x0001) ACC_PUBLIC

  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 31
            ldc Lorg/apache/lucene/index/ByteSliceReader;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic org.apache.lucene.index.ByteSliceReader.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.lucene.index.ByteSliceReader this
         0: .line 31
            aload 0 /* this */
            invokespecial org.apache.lucene.store.DataInput.<init>:()V
            return
        end local 0 // org.apache.lucene.index.ByteSliceReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/lucene/index/ByteSliceReader;

  public void init(org.apache.lucene.util.ByteBlockPool, int, int);
    descriptor: (Lorg/apache/lucene/util/ByteBlockPool;II)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=5, args_size=4
        start local 0 // org.apache.lucene.index.ByteSliceReader this
        start local 1 // org.apache.lucene.util.ByteBlockPool pool
        start local 2 // int startIndex
        start local 3 // int endIndex
         0: .line 44
            getstatic org.apache.lucene.index.ByteSliceReader.$assertionsDisabled:Z
            ifne 1
            iload 3 /* endIndex */
            iload 2 /* startIndex */
            isub
            ifge 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 45
      StackMap locals:
      StackMap stack:
            getstatic org.apache.lucene.index.ByteSliceReader.$assertionsDisabled:Z
            ifne 2
            iload 2 /* startIndex */
            ifge 2
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         2: .line 46
      StackMap locals:
      StackMap stack:
            getstatic org.apache.lucene.index.ByteSliceReader.$assertionsDisabled:Z
            ifne 3
            iload 3 /* endIndex */
            ifge 3
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 48
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* pool */
            putfield org.apache.lucene.index.ByteSliceReader.pool:Lorg/apache/lucene/util/ByteBlockPool;
         4: .line 49
            aload 0 /* this */
            iload 3 /* endIndex */
            putfield org.apache.lucene.index.ByteSliceReader.endIndex:I
         5: .line 51
            aload 0 /* this */
            iconst_0
            putfield org.apache.lucene.index.ByteSliceReader.level:I
         6: .line 52
            aload 0 /* this */
            iload 2 /* startIndex */
            ldc 32768
            idiv
            putfield org.apache.lucene.index.ByteSliceReader.bufferUpto:I
         7: .line 53
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.bufferUpto:I
            ldc 32768
            imul
            putfield org.apache.lucene.index.ByteSliceReader.bufferOffset:I
         8: .line 54
            aload 0 /* this */
            aload 1 /* pool */
            getfield org.apache.lucene.util.ByteBlockPool.buffers:[[B
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.bufferUpto:I
            aaload
            putfield org.apache.lucene.index.ByteSliceReader.buffer:[B
         9: .line 55
            aload 0 /* this */
            iload 2 /* startIndex */
            sipush 32767
            iand
            putfield org.apache.lucene.index.ByteSliceReader.upto:I
        10: .line 57
            getstatic org.apache.lucene.util.ByteBlockPool.LEVEL_SIZE_ARRAY:[I
            iconst_0
            iaload
            istore 4 /* firstSize */
        start local 4 // int firstSize
        11: .line 59
            iload 2 /* startIndex */
            iload 4 /* firstSize */
            iadd
            iload 3 /* endIndex */
            if_icmplt 14
        12: .line 61
            aload 0 /* this */
            iload 3 /* endIndex */
            sipush 32767
            iand
            putfield org.apache.lucene.index.ByteSliceReader.limit:I
        13: .line 62
            goto 15
        14: .line 63
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            iload 4 /* firstSize */
            iadd
            iconst_4
            isub
            putfield org.apache.lucene.index.ByteSliceReader.limit:I
        15: .line 64
      StackMap locals:
      StackMap stack:
            return
        end local 4 // int firstSize
        end local 3 // int endIndex
        end local 2 // int startIndex
        end local 1 // org.apache.lucene.util.ByteBlockPool pool
        end local 0 // org.apache.lucene.index.ByteSliceReader this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   16     0        this  Lorg/apache/lucene/index/ByteSliceReader;
            0   16     1        pool  Lorg/apache/lucene/util/ByteBlockPool;
            0   16     2  startIndex  I
            0   16     3    endIndex  I
           11   16     4   firstSize  I
    MethodParameters:
            Name  Flags
      pool        
      startIndex  
      endIndex    

  public boolean eof();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.lucene.index.ByteSliceReader this
         0: .line 67
            getstatic org.apache.lucene.index.ByteSliceReader.$assertionsDisabled:Z
            ifne 1
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.bufferOffset:I
            iadd
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.endIndex:I
            if_icmple 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 68
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.bufferOffset:I
            iadd
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.endIndex:I
            if_icmpne 2
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         2: iconst_0
            ireturn
        end local 0 // org.apache.lucene.index.ByteSliceReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/lucene/index/ByteSliceReader;

  public byte readByte();
    descriptor: ()B
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // org.apache.lucene.index.ByteSliceReader this
         0: .line 73
            getstatic org.apache.lucene.index.ByteSliceReader.$assertionsDisabled:Z
            ifne 1
            aload 0 /* this */
            invokevirtual org.apache.lucene.index.ByteSliceReader.eof:()Z
            ifeq 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 74
      StackMap locals:
      StackMap stack:
            getstatic org.apache.lucene.index.ByteSliceReader.$assertionsDisabled:Z
            ifne 2
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            if_icmple 2
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         2: .line 75
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            if_icmpne 4
         3: .line 76
            aload 0 /* this */
            invokevirtual org.apache.lucene.index.ByteSliceReader.nextSlice:()V
         4: .line 77
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.buffer:[B
            aload 0 /* this */
            dup
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            dup_x1
            iconst_1
            iadd
            putfield org.apache.lucene.index.ByteSliceReader.upto:I
            baload
            ireturn
        end local 0 // org.apache.lucene.index.ByteSliceReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lorg/apache/lucene/index/ByteSliceReader;

  public long writeTo(org.apache.lucene.store.DataOutput);
    descriptor: (Lorg/apache/lucene/store/DataOutput;)J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=2
        start local 0 // org.apache.lucene.index.ByteSliceReader this
        start local 1 // org.apache.lucene.store.DataOutput out
         0: .line 81
            lconst_0
            lstore 2 /* size */
        start local 2 // long size
         1: .line 83
      StackMap locals: long
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.bufferOffset:I
            iadd
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.endIndex:I
            if_icmpne 6
         2: .line 84
            getstatic org.apache.lucene.index.ByteSliceReader.$assertionsDisabled:Z
            ifne 3
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.endIndex:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.bufferOffset:I
            isub
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            if_icmpge 3
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 85
      StackMap locals:
      StackMap stack:
            aload 1 /* out */
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.buffer:[B
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            isub
            invokevirtual org.apache.lucene.store.DataOutput.writeBytes:([BII)V
         4: .line 86
            lload 2 /* size */
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            isub
            i2l
            ladd
            lstore 2 /* size */
         5: .line 87
            goto 10
         6: .line 89
      StackMap locals:
      StackMap stack:
            aload 1 /* out */
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.buffer:[B
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            isub
            invokevirtual org.apache.lucene.store.DataOutput.writeBytes:([BII)V
         7: .line 90
            lload 2 /* size */
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            isub
            i2l
            ladd
            lstore 2 /* size */
         8: .line 91
            aload 0 /* this */
            invokevirtual org.apache.lucene.index.ByteSliceReader.nextSlice:()V
         9: .line 82
            goto 1
        10: .line 95
      StackMap locals:
      StackMap stack:
            lload 2 /* size */
            lreturn
        end local 2 // long size
        end local 1 // org.apache.lucene.store.DataOutput out
        end local 0 // org.apache.lucene.index.ByteSliceReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   11     0  this  Lorg/apache/lucene/index/ByteSliceReader;
            0   11     1   out  Lorg/apache/lucene/store/DataOutput;
            1   11     2  size  J
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      out   

  public void nextSlice();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=1
        start local 0 // org.apache.lucene.index.ByteSliceReader this
         0: .line 101
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.buffer:[B
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            baload
            sipush 255
            iand
            bipush 24
            ishl
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.buffer:[B
            iconst_1
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            iadd
            baload
            sipush 255
            iand
            bipush 16
            ishl
            iadd
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.buffer:[B
            iconst_2
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            iadd
            baload
            sipush 255
            iand
            bipush 8
            ishl
            iadd
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.buffer:[B
            iconst_3
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            iadd
            baload
            sipush 255
            iand
            iadd
            istore 1 /* nextIndex */
        start local 1 // int nextIndex
         1: .line 103
            aload 0 /* this */
            getstatic org.apache.lucene.util.ByteBlockPool.NEXT_LEVEL_ARRAY:[I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.level:I
            iaload
            putfield org.apache.lucene.index.ByteSliceReader.level:I
         2: .line 104
            getstatic org.apache.lucene.util.ByteBlockPool.LEVEL_SIZE_ARRAY:[I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.level:I
            iaload
            istore 2 /* newSize */
        start local 2 // int newSize
         3: .line 106
            aload 0 /* this */
            iload 1 /* nextIndex */
            ldc 32768
            idiv
            putfield org.apache.lucene.index.ByteSliceReader.bufferUpto:I
         4: .line 107
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.bufferUpto:I
            ldc 32768
            imul
            putfield org.apache.lucene.index.ByteSliceReader.bufferOffset:I
         5: .line 109
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.pool:Lorg/apache/lucene/util/ByteBlockPool;
            getfield org.apache.lucene.util.ByteBlockPool.buffers:[[B
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.bufferUpto:I
            aaload
            putfield org.apache.lucene.index.ByteSliceReader.buffer:[B
         6: .line 110
            aload 0 /* this */
            iload 1 /* nextIndex */
            sipush 32767
            iand
            putfield org.apache.lucene.index.ByteSliceReader.upto:I
         7: .line 112
            iload 1 /* nextIndex */
            iload 2 /* newSize */
            iadd
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.endIndex:I
            if_icmplt 11
         8: .line 114
            getstatic org.apache.lucene.index.ByteSliceReader.$assertionsDisabled:Z
            ifne 9
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.endIndex:I
            iload 1 /* nextIndex */
            isub
            ifgt 9
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         9: .line 115
      StackMap locals: int int
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.endIndex:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.bufferOffset:I
            isub
            putfield org.apache.lucene.index.ByteSliceReader.limit:I
        10: .line 116
            goto 12
        11: .line 119
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            iload 2 /* newSize */
            iadd
            iconst_4
            isub
            putfield org.apache.lucene.index.ByteSliceReader.limit:I
        12: .line 121
      StackMap locals:
      StackMap stack:
            return
        end local 2 // int newSize
        end local 1 // int nextIndex
        end local 0 // org.apache.lucene.index.ByteSliceReader this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   13     0       this  Lorg/apache/lucene/index/ByteSliceReader;
            1   13     1  nextIndex  I
            3   13     2    newSize  I

  public void readBytes(byte[], int, int);
    descriptor: ([BII)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=4
        start local 0 // org.apache.lucene.index.ByteSliceReader this
        start local 1 // byte[] b
        start local 2 // int offset
        start local 3 // int len
         0: .line 125
            goto 11
         1: .line 126
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.limit:I
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            isub
            istore 4 /* numLeft */
        start local 4 // int numLeft
         2: .line 127
            iload 4 /* numLeft */
            iload 3 /* len */
            if_icmpge 8
         3: .line 129
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.buffer:[B
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            aload 1 /* b */
            iload 2 /* offset */
            iload 4 /* numLeft */
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
         4: .line 130
            iload 2 /* offset */
            iload 4 /* numLeft */
            iadd
            istore 2 /* offset */
         5: .line 131
            iload 3 /* len */
            iload 4 /* numLeft */
            isub
            istore 3 /* len */
         6: .line 132
            aload 0 /* this */
            invokevirtual org.apache.lucene.index.ByteSliceReader.nextSlice:()V
         7: .line 133
            goto 11
         8: .line 135
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.buffer:[B
            aload 0 /* this */
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            aload 1 /* b */
            iload 2 /* offset */
            iload 3 /* len */
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
         9: .line 136
            aload 0 /* this */
            dup
            getfield org.apache.lucene.index.ByteSliceReader.upto:I
            iload 3 /* len */
            iadd
            putfield org.apache.lucene.index.ByteSliceReader.upto:I
        10: .line 137
            goto 12
        end local 4 // int numLeft
        11: .line 125
      StackMap locals:
      StackMap stack:
            iload 3 /* len */
            ifgt 1
        12: .line 140
      StackMap locals:
      StackMap stack:
            return
        end local 3 // int len
        end local 2 // int offset
        end local 1 // byte[] b
        end local 0 // org.apache.lucene.index.ByteSliceReader this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   13     0     this  Lorg/apache/lucene/index/ByteSliceReader;
            0   13     1        b  [B
            0   13     2   offset  I
            0   13     3      len  I
            2   11     4  numLeft  I
    MethodParameters:
        Name  Flags
      b       
      offset  
      len     
}
SourceFile: "ByteSliceReader.java"