https://commons.apache.org/proper/commons-lang/: Apache Commons Lang, a package of Java utility classes for the classes that are in java.lang's hierarchy, or are considered to be so standard as to justify existence in java.lang. (The Apache Software Foundation)
  • C. Scott Ananian
  • Chris Audley
  • Stephane Bailliez
  • Michael Becke
  • Benjamin Bentmann
  • Ola Berg
  • Nathan Beyer
  • Stefan Bodewig
  • Janek Bogucki
  • Mike Bowler
  • Sean Brown
  • Alexander Day Chaffee
  • Al Chou
  • Greg Coladonato
  • Maarten Coene
  • Justin Couch
  • Michael Davey
  • Norm Deane
  • Morgan Delagrange
  • Ringo De Smet
  • Russel Dittmar
  • Steve Downey
  • Matthias Eichel
  • Christopher Elkins
  • Chris Feldhacker
  • Roland Foerther
  • Pete Gieser
  • Jason Gritman
  • Matthew Hawthorne
  • Michael Heuer
  • Chas Honton
  • Chris Hyzer
  • Paul Jack
  • Marc Johnson
  • Shaun Kalley
  • Tetsuya Kaneuchi
  • Nissim Karpenstein
  • Ed Korthof
  • Holger Krauth
  • Rafal Krupinski
  • Rafal Krzewski
  • David Leppik
  • Eli Lindsey
  • Sven Ludwig
  • Craig R. McClanahan
  • Rand McNeely
  • Hendrik Maryns
  • Dave Meikle
  • Nikolay Metchev
  • Kasper Nielsen
  • Tim O'Brien
  • Brian S O'Neill
  • Andrew C. Oliver
  • Alban Peignier
  • Moritz Petersen
  • Dmitri Plotnikov
  • Neeme Praks
  • Eric Pugh
  • Stephen Putman
  • Travis Reeder
  • Antony Riley
  • Valentin Rocher
  • Scott Sanders
  • James Sawle
  • Ralph Schaer
  • Henning P. Schmiedehausen
  • Sean Schofield
  • Robert Scholte
  • Reuben Sivan
  • Ville Skytta
  • David M. Sledge
  • Michael A. Smith
  • Jan Sorensen
  • Glen Stampoultzis
  • Scott Stanchfield
  • Jon S. Stevens
  • Sean C. Sullivan
  • Ashwin Suresh
  • Helge Tesgaard
  • Arun Mammen Thomas
  • Masato Tezuka
  • Daniel Trebbien
  • Jeff Varszegi
  • Chris Webb
  • Mario Winterer
  • Stepan Koltsov
  • Holger Hoffstatte
  • Derek C. Ashmore
  • Sebastien Riou
  • Allon Mureinik
  • Adam Hooper
  • Chris Karcher
  • Michael Osipov
  • Thiago Andrade
  • Jonathan Baker
  • Mikhail Mazursky
  • Fabian Lange
  • Michał Kordas
  • Felipe Adorno
  • Adrian Ber
  • Mark Dacek
  • Peter Verhas
  • Jin Xu
  • Daniel Rall (CollabNet, Inc.)
  • Stephen Colebourne (SITA ATS Ltd)
  • Henri Yandell ()
  • Steven Caswell ()
  • Robert Burrell Donkin ()
  • Gary D. Gregory
  • Fredrik Westermarck ()
  • James Carman (Carman Consulting, Inc.)
  • Niall Pemberton
  • Matt Benson
  • Joerg Schaible
  • Oliver Heger
  • Paul Benedict
  • Benedikt Ritter
  • Duncan Jones
  • Loic Guibert
  • Rob Tompkins 
public class org.apache.commons.lang3.RandomUtils
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.commons.lang3.RandomUtils
  super_class: java.lang.Object
{
  private static final java.util.Random RANDOM;
    descriptor: Ljava/util/Random;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 40
            new java.util.Random
            dup
            invokespecial java.util.Random.<init>:()V
            putstatic org.apache.commons.lang3.RandomUtils.RANDOM:Ljava/util/Random;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.commons.lang3.RandomUtils this
         0: .line 55
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 56
            return
        end local 0 // org.apache.commons.lang3.RandomUtils this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/commons/lang3/RandomUtils;

  public static boolean nextBoolean();
    descriptor: ()Z
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 67
            getstatic org.apache.commons.lang3.RandomUtils.RANDOM:Ljava/util/Random;
            invokevirtual java.util.Random.nextBoolean:()Z
            ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static byte[] nextBytes(int);
    descriptor: (I)[B
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // int count
         0: .line 81
            iload 0 /* count */
            iflt 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: ldc "Count cannot be negative."
            iconst_0
            anewarray java.lang.Object
            invokestatic org.apache.commons.lang3.Validate.isTrue:(ZLjava/lang/String;[Ljava/lang/Object;)V
         3: .line 83
            iload 0 /* count */
            newarray 8
            astore 1 /* result */
        start local 1 // byte[] result
         4: .line 84
            getstatic org.apache.commons.lang3.RandomUtils.RANDOM:Ljava/util/Random;
            aload 1 /* result */
            invokevirtual java.util.Random.nextBytes:([B)V
         5: .line 85
            aload 1 /* result */
            areturn
        end local 1 // byte[] result
        end local 0 // int count
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    6     0   count  I
            4    6     1  result  [B
    MethodParameters:
       Name  Flags
      count  final

  public static int nextInt(int, int);
    descriptor: (II)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // int startInclusive
        start local 1 // int endExclusive
         0: .line 103
            iload 1 /* endExclusive */
            iload 0 /* startInclusive */
            if_icmplt 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
         2: .line 104
      StackMap locals:
      StackMap stack: int
            ldc "Start value must be smaller or equal to end value."
            iconst_0
            anewarray java.lang.Object
         3: .line 103
            invokestatic org.apache.commons.lang3.Validate.isTrue:(ZLjava/lang/String;[Ljava/lang/Object;)V
         4: .line 105
            iload 0 /* startInclusive */
            iflt 5
            iconst_1
            goto 6
      StackMap locals:
      StackMap stack:
         5: iconst_0
      StackMap locals:
      StackMap stack: int
         6: ldc "Both range values must be non-negative."
            iconst_0
            anewarray java.lang.Object
            invokestatic org.apache.commons.lang3.Validate.isTrue:(ZLjava/lang/String;[Ljava/lang/Object;)V
         7: .line 107
            iload 0 /* startInclusive */
            iload 1 /* endExclusive */
            if_icmpne 9
         8: .line 108
            iload 0 /* startInclusive */
            ireturn
         9: .line 111
      StackMap locals:
      StackMap stack:
            iload 0 /* startInclusive */
            getstatic org.apache.commons.lang3.RandomUtils.RANDOM:Ljava/util/Random;
            iload 1 /* endExclusive */
            iload 0 /* startInclusive */
            isub
            invokevirtual java.util.Random.nextInt:(I)I
            iadd
            ireturn
        end local 1 // int endExclusive
        end local 0 // int startInclusive
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   10     0  startInclusive  I
            0   10     1    endExclusive  I
    MethodParameters:
                Name  Flags
      startInclusive  final
      endExclusive    final

  public static int nextInt();
    descriptor: ()I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 122
            iconst_0
            ldc 2147483647
            invokestatic org.apache.commons.lang3.RandomUtils.nextInt:(II)I
            ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static long nextLong(long, long);
    descriptor: (JJ)J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // long startInclusive
        start local 2 // long endExclusive
         0: .line 140
            lload 2 /* endExclusive */
            lload 0 /* startInclusive */
            lcmp
            iflt 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
         2: .line 141
      StackMap locals:
      StackMap stack: int
            ldc "Start value must be smaller or equal to end value."
            iconst_0
            anewarray java.lang.Object
         3: .line 140
            invokestatic org.apache.commons.lang3.Validate.isTrue:(ZLjava/lang/String;[Ljava/lang/Object;)V
         4: .line 142
            lload 0 /* startInclusive */
            lconst_0
            lcmp
            iflt 5
            iconst_1
            goto 6
      StackMap locals:
      StackMap stack:
         5: iconst_0
      StackMap locals:
      StackMap stack: int
         6: ldc "Both range values must be non-negative."
            iconst_0
            anewarray java.lang.Object
            invokestatic org.apache.commons.lang3.Validate.isTrue:(ZLjava/lang/String;[Ljava/lang/Object;)V
         7: .line 144
            lload 0 /* startInclusive */
            lload 2 /* endExclusive */
            lcmp
            ifne 9
         8: .line 145
            lload 0 /* startInclusive */
            lreturn
         9: .line 148
      StackMap locals:
      StackMap stack:
            lload 0 /* startInclusive */
            l2d
            lload 2 /* endExclusive */
            l2d
            invokestatic org.apache.commons.lang3.RandomUtils.nextDouble:(DD)D
            d2l
            lreturn
        end local 2 // long endExclusive
        end local 0 // long startInclusive
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   10     0  startInclusive  J
            0   10     2    endExclusive  J
    MethodParameters:
                Name  Flags
      startInclusive  final
      endExclusive    final

  public static long nextLong();
    descriptor: ()J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=0, args_size=0
         0: .line 159
            lconst_0
            ldc 9223372036854775807
            invokestatic org.apache.commons.lang3.RandomUtils.nextLong:(JJ)J
            lreturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static double nextDouble(double, double);
    descriptor: (DD)D
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=4, args_size=2
        start local 0 // double startInclusive
        start local 2 // double endExclusive
         0: .line 177
            dload 2 /* endExclusive */
            dload 0 /* startInclusive */
            dcmpl
            iflt 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
         2: .line 178
      StackMap locals:
      StackMap stack: int
            ldc "Start value must be smaller or equal to end value."
            iconst_0
            anewarray java.lang.Object
         3: .line 177
            invokestatic org.apache.commons.lang3.Validate.isTrue:(ZLjava/lang/String;[Ljava/lang/Object;)V
         4: .line 179
            dload 0 /* startInclusive */
            dconst_0
            dcmpl
            iflt 5
            iconst_1
            goto 6
      StackMap locals:
      StackMap stack:
         5: iconst_0
      StackMap locals:
      StackMap stack: int
         6: ldc "Both range values must be non-negative."
            iconst_0
            anewarray java.lang.Object
            invokestatic org.apache.commons.lang3.Validate.isTrue:(ZLjava/lang/String;[Ljava/lang/Object;)V
         7: .line 181
            dload 0 /* startInclusive */
            dload 2 /* endExclusive */
            dcmpl
            ifne 9
         8: .line 182
            dload 0 /* startInclusive */
            dreturn
         9: .line 185
      StackMap locals:
      StackMap stack:
            dload 0 /* startInclusive */
            dload 2 /* endExclusive */
            dload 0 /* startInclusive */
            dsub
            getstatic org.apache.commons.lang3.RandomUtils.RANDOM:Ljava/util/Random;
            invokevirtual java.util.Random.nextDouble:()D
            dmul
            dadd
            dreturn
        end local 2 // double endExclusive
        end local 0 // double startInclusive
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   10     0  startInclusive  D
            0   10     2    endExclusive  D
    MethodParameters:
                Name  Flags
      startInclusive  final
      endExclusive    final

  public static double nextDouble();
    descriptor: ()D
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=0, args_size=0
         0: .line 196
            dconst_0
            ldc 1.7976931348623157E308
            invokestatic org.apache.commons.lang3.RandomUtils.nextDouble:(DD)D
            dreturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static float nextFloat(float, float);
    descriptor: (FF)F
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // float startInclusive
        start local 1 // float endExclusive
         0: .line 214
            fload 1 /* endExclusive */
            fload 0 /* startInclusive */
            fcmpl
            iflt 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
         2: .line 215
      StackMap locals:
      StackMap stack: int
            ldc "Start value must be smaller or equal to end value."
            iconst_0
            anewarray java.lang.Object
         3: .line 214
            invokestatic org.apache.commons.lang3.Validate.isTrue:(ZLjava/lang/String;[Ljava/lang/Object;)V
         4: .line 216
            fload 0 /* startInclusive */
            fconst_0
            fcmpl
            iflt 5
            iconst_1
            goto 6
      StackMap locals:
      StackMap stack:
         5: iconst_0
      StackMap locals:
      StackMap stack: int
         6: ldc "Both range values must be non-negative."
            iconst_0
            anewarray java.lang.Object
            invokestatic org.apache.commons.lang3.Validate.isTrue:(ZLjava/lang/String;[Ljava/lang/Object;)V
         7: .line 218
            fload 0 /* startInclusive */
            fload 1 /* endExclusive */
            fcmpl
            ifne 9
         8: .line 219
            fload 0 /* startInclusive */
            freturn
         9: .line 222
      StackMap locals:
      StackMap stack:
            fload 0 /* startInclusive */
            fload 1 /* endExclusive */
            fload 0 /* startInclusive */
            fsub
            getstatic org.apache.commons.lang3.RandomUtils.RANDOM:Ljava/util/Random;
            invokevirtual java.util.Random.nextFloat:()F
            fmul
            fadd
            freturn
        end local 1 // float endExclusive
        end local 0 // float startInclusive
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   10     0  startInclusive  F
            0   10     1    endExclusive  F
    MethodParameters:
                Name  Flags
      startInclusive  final
      endExclusive    final

  public static float nextFloat();
    descriptor: ()F
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 233
            fconst_0
            ldc 3.4028235E38
            invokestatic org.apache.commons.lang3.RandomUtils.nextFloat:(FF)F
            freturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "RandomUtils.java"