http://commons.apache.org/proper/commons-io/: The Apache Commons IO library contains utility classes, stream implementations, file filters, file comparators, endian transformation classes, and much more. (The Apache Software Foundation)
  • Rahul Akolkar
  • Jason Anderson
  • Nathan Beyer
  • Emmanuel Bourg
  • Chris Eldredge
  • Magnus Grimsell
  • Jim Harrington
  • Thomas Ledoux
  • Andy Lehane
  • Marcelo Liberato
  • Alban Peignier
  • Ian Springer
  • Dominik Stadler
  • Masato Tezuka
  • James Urie
  • Frank W. Zammetti
  • Scott Sanders ()
  • dIon Gillard ()
  • Nicola Ken Barozzi ()
  • Henri Yandell ()
  • Stephen Colebourne ()
  • Jeremias Maerki ()
  • Matthew Hawthorne ()
  • Martin Cooper ()
  • Rob Oxspring ()
  • Jochen Wiedmann
  • Niall Pemberton
  • Jukka Zitting
  • Gary Gregory
  • Kristian Rosenvold 
public class org.apache.commons.io.input.NullReader extends java.io.Reader
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.commons.io.input.NullReader
  super_class: java.io.Reader
{
  private final long size;
    descriptor: J
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

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

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

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

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

  private final boolean throwEofException;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean markSupported;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(long);
    descriptor: (J)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=3, args_size=2
        start local 0 // org.apache.commons.io.input.NullReader this
        start local 1 // long size
         0: .line 82
            aload 0 /* this */
            lload 1 /* size */
            iconst_1
            iconst_0
            invokespecial org.apache.commons.io.input.NullReader.<init>:(JZZ)V
         1: .line 83
            return
        end local 1 // long size
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/commons/io/input/NullReader;
            0    2     1  size  J
    MethodParameters:
      Name  Flags
      size  final

  public void <init>(long, boolean, boolean);
    descriptor: (JZZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=5, args_size=4
        start local 0 // org.apache.commons.io.input.NullReader this
        start local 1 // long size
        start local 3 // boolean markSupported
        start local 4 // boolean throwEofException
         0: .line 96
            aload 0 /* this */
            invokespecial java.io.Reader.<init>:()V
         1: .line 69
            aload 0 /* this */
            ldc -1
            putfield org.apache.commons.io.input.NullReader.mark:J
         2: .line 97
            aload 0 /* this */
            lload 1 /* size */
            putfield org.apache.commons.io.input.NullReader.size:J
         3: .line 98
            aload 0 /* this */
            iload 3 /* markSupported */
            putfield org.apache.commons.io.input.NullReader.markSupported:Z
         4: .line 99
            aload 0 /* this */
            iload 4 /* throwEofException */
            putfield org.apache.commons.io.input.NullReader.throwEofException:Z
         5: .line 100
            return
        end local 4 // boolean throwEofException
        end local 3 // boolean markSupported
        end local 1 // long size
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    6     0               this  Lorg/apache/commons/io/input/NullReader;
            0    6     1               size  J
            0    6     3      markSupported  Z
            0    6     4  throwEofException  Z
    MethodParameters:
                   Name  Flags
      size               final
      markSupported      final
      throwEofException  final

  public long getPosition();
    descriptor: ()J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.commons.io.input.NullReader this
         0: .line 108
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.position:J
            lreturn
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/io/input/NullReader;

  public long getSize();
    descriptor: ()J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.commons.io.input.NullReader this
         0: .line 117
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.size:J
            lreturn
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/io/input/NullReader;

  public void close();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.apache.commons.io.input.NullReader this
         0: .line 128
            aload 0 /* this */
            iconst_0
            putfield org.apache.commons.io.input.NullReader.eof:Z
         1: .line 129
            aload 0 /* this */
            lconst_0
            putfield org.apache.commons.io.input.NullReader.position:J
         2: .line 130
            aload 0 /* this */
            ldc -1
            putfield org.apache.commons.io.input.NullReader.mark:J
         3: .line 131
            return
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/apache/commons/io/input/NullReader;
    Exceptions:
      throws java.io.IOException

  public synchronized void mark(int);
    descriptor: (I)V
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.apache.commons.io.input.NullReader this
        start local 1 // int readlimit
         0: .line 142
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.markSupported:Z
            ifne 2
         1: .line 143
            new java.lang.UnsupportedOperationException
            dup
            ldc "Mark not supported"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 145
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.position:J
            putfield org.apache.commons.io.input.NullReader.mark:J
         3: .line 146
            aload 0 /* this */
            iload 1 /* readlimit */
            i2l
            putfield org.apache.commons.io.input.NullReader.readlimit:J
         4: .line 147
            return
        end local 1 // int readlimit
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    5     0       this  Lorg/apache/commons/io/input/NullReader;
            0    5     1  readlimit  I
    MethodParameters:
           Name  Flags
      readlimit  final

  public boolean markSupported();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.commons.io.input.NullReader this
         0: .line 156
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.markSupported:Z
            ireturn
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/io/input/NullReader;

  public int read();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // org.apache.commons.io.input.NullReader this
         0: .line 171
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.eof:Z
            ifeq 2
         1: .line 172
            new java.io.IOException
            dup
            ldc "Read after end of file"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 174
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.position:J
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.size:J
            lcmp
            ifne 4
         3: .line 175
            aload 0 /* this */
            invokevirtual org.apache.commons.io.input.NullReader.doEndOfFile:()I
            ireturn
         4: .line 177
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            dup
            getfield org.apache.commons.io.input.NullReader.position:J
            lconst_1
            ladd
            putfield org.apache.commons.io.input.NullReader.position:J
         5: .line 178
            aload 0 /* this */
            invokevirtual org.apache.commons.io.input.NullReader.processChar:()I
            ireturn
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lorg/apache/commons/io/input/NullReader;
    Exceptions:
      throws java.io.IOException

  public int read(char[]);
    descriptor: ([C)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // org.apache.commons.io.input.NullReader this
        start local 1 // char[] chars
         0: .line 194
            aload 0 /* this */
            aload 1 /* chars */
            iconst_0
            aload 1 /* chars */
            arraylength
            invokevirtual org.apache.commons.io.input.NullReader.read:([CII)I
            ireturn
        end local 1 // char[] chars
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lorg/apache/commons/io/input/NullReader;
            0    1     1  chars  [C
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      chars  final

  public int read(char[], int, int);
    descriptor: ([CII)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=4
        start local 0 // org.apache.commons.io.input.NullReader this
        start local 1 // char[] chars
        start local 2 // int offset
        start local 3 // int length
         0: .line 212
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.eof:Z
            ifeq 2
         1: .line 213
            new java.io.IOException
            dup
            ldc "Read after end of file"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 215
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.position:J
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.size:J
            lcmp
            ifne 4
         3: .line 216
            aload 0 /* this */
            invokevirtual org.apache.commons.io.input.NullReader.doEndOfFile:()I
            ireturn
         4: .line 218
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            dup
            getfield org.apache.commons.io.input.NullReader.position:J
            iload 3 /* length */
            i2l
            ladd
            putfield org.apache.commons.io.input.NullReader.position:J
         5: .line 219
            iload 3 /* length */
            istore 4 /* returnLength */
        start local 4 // int returnLength
         6: .line 220
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.position:J
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.size:J
            lcmp
            ifle 9
         7: .line 221
            iload 3 /* length */
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.position:J
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.size:J
            lsub
            l2i
            isub
            istore 4 /* returnLength */
         8: .line 222
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.size:J
            putfield org.apache.commons.io.input.NullReader.position:J
         9: .line 224
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            aload 1 /* chars */
            iload 2 /* offset */
            iload 4 /* returnLength */
            invokevirtual org.apache.commons.io.input.NullReader.processChars:([CII)V
        10: .line 225
            iload 4 /* returnLength */
            ireturn
        end local 4 // int returnLength
        end local 3 // int length
        end local 2 // int offset
        end local 1 // char[] chars
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0   11     0          this  Lorg/apache/commons/io/input/NullReader;
            0   11     1         chars  [C
            0   11     2        offset  I
            0   11     3        length  I
            6   11     4  returnLength  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      chars   final
      offset  final
      length  final

  public synchronized void reset();
    descriptor: ()V
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=6, locals=1, args_size=1
        start local 0 // org.apache.commons.io.input.NullReader this
         0: .line 238
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.markSupported:Z
            ifne 2
         1: .line 239
            new java.lang.UnsupportedOperationException
            dup
            ldc "Mark not supported"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 241
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.mark:J
            lconst_0
            lcmp
            ifge 4
         3: .line 242
            new java.io.IOException
            dup
            ldc "No position has been marked"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 244
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.position:J
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.mark:J
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.readlimit:J
            ladd
            lcmp
            ifle 9
         5: .line 245
            new java.io.IOException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Marked position ["
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.mark:J
            invokevirtual java.lang.StringBuilder.append:(J)Ljava/lang/StringBuilder;
         6: .line 246
            ldc "] is no longer valid - passed the read limit ["
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         7: .line 247
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.readlimit:J
            invokevirtual java.lang.StringBuilder.append:(J)Ljava/lang/StringBuilder;
            ldc "]"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         8: .line 245
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         9: .line 249
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.mark:J
            putfield org.apache.commons.io.input.NullReader.position:J
        10: .line 250
            aload 0 /* this */
            iconst_0
            putfield org.apache.commons.io.input.NullReader.eof:Z
        11: .line 251
            return
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   12     0  this  Lorg/apache/commons/io/input/NullReader;
    Exceptions:
      throws java.io.IOException

  public long skip(long);
    descriptor: (J)J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=5, args_size=2
        start local 0 // org.apache.commons.io.input.NullReader this
        start local 1 // long numberOfChars
         0: .line 266
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.eof:Z
            ifeq 2
         1: .line 267
            new java.io.IOException
            dup
            ldc "Skip after end of file"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 269
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.position:J
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.size:J
            lcmp
            ifne 4
         3: .line 270
            aload 0 /* this */
            invokevirtual org.apache.commons.io.input.NullReader.doEndOfFile:()I
            i2l
            lreturn
         4: .line 272
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            dup
            getfield org.apache.commons.io.input.NullReader.position:J
            lload 1 /* numberOfChars */
            ladd
            putfield org.apache.commons.io.input.NullReader.position:J
         5: .line 273
            lload 1 /* numberOfChars */
            lstore 3 /* returnLength */
        start local 3 // long returnLength
         6: .line 274
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.position:J
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.size:J
            lcmp
            ifle 9
         7: .line 275
            lload 1 /* numberOfChars */
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.position:J
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.size:J
            lsub
            lsub
            lstore 3 /* returnLength */
         8: .line 276
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.size:J
            putfield org.apache.commons.io.input.NullReader.position:J
         9: .line 278
      StackMap locals: long
      StackMap stack:
            lload 3 /* returnLength */
            lreturn
        end local 3 // long returnLength
        end local 1 // long numberOfChars
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   10     0           this  Lorg/apache/commons/io/input/NullReader;
            0   10     1  numberOfChars  J
            6   10     3   returnLength  J
    Exceptions:
      throws java.io.IOException
    MethodParameters:
               Name  Flags
      numberOfChars  final

  protected int processChar();
    descriptor: ()I
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.commons.io.input.NullReader this
         0: .line 290
            iconst_0
            ireturn
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/io/input/NullReader;

  protected void processChars(char[], int, int);
    descriptor: ([CII)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=0, locals=4, args_size=4
        start local 0 // org.apache.commons.io.input.NullReader this
        start local 1 // char[] chars
        start local 2 // int offset
        start local 3 // int length
         0: .line 305
            return
        end local 3 // int length
        end local 2 // int offset
        end local 1 // char[] chars
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lorg/apache/commons/io/input/NullReader;
            0    1     1   chars  [C
            0    1     2  offset  I
            0    1     3  length  I
    MethodParameters:
        Name  Flags
      chars   final
      offset  final
      length  final

  private int doEndOfFile();
    descriptor: ()I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.commons.io.input.NullReader this
         0: .line 316
            aload 0 /* this */
            iconst_1
            putfield org.apache.commons.io.input.NullReader.eof:Z
         1: .line 317
            aload 0 /* this */
            getfield org.apache.commons.io.input.NullReader.throwEofException:Z
            ifeq 3
         2: .line 318
            new java.io.EOFException
            dup
            invokespecial java.io.EOFException.<init>:()V
            athrow
         3: .line 320
      StackMap locals:
      StackMap stack:
            iconst_m1
            ireturn
        end local 0 // org.apache.commons.io.input.NullReader this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/apache/commons/io/input/NullReader;
    Exceptions:
      throws java.io.EOFException
}
SourceFile: "NullReader.java"