commons-collections/commons-collections/3.2.2 : org/apache/commons/collections/ComparatorUtils.class

ComparatorUtils
http://commons.apache.org/collections/: Types that extend and augment the Java Collections Framework. (The Apache Software Foundation)
Apache License, Version 2.0
Rafael U. C. Afonso
Max Rydahl Andersen
Federico Barbieri
Arron Bates
Nicola Ken Barozzi
Sebastian Bazley
Matt Benson
Ola Berg
Christopher Berry
Nathan Beyer
Janek Bogucki
Chuck Burdick
Dave Bryson
Julien Buret
Jonathan Carlson
Ram Chidambaram
Steve Clark
Eric Crampton
Dimiter Dimitrov
Peter Donald
Steve Downey
Rich Dougherty
Tom Dunham
Stefano Fornari
Andrew Freeman
Gerhard Froehlich
Paul Jack
Eric Johnson
Kent Johnson
Marc Johnson
Nissim Karpenstein
Shinobu Kawai
Mohan Kishore
Simon Kitching
Thomas Knych
Serge Knystautas
Peter KoBek
Jordan Krey
Olaf Krische
Guilhem Lavaux
Paul Legato
David Leppik
Berin Loritsch
Hendrik Maryns
Stefano Mazzocchi
Brian McCallister
Steven Melzer
Leon Messerschmidt
Mauricio S. Moura
Kasper Nielsen
Stanislaw Osinski
Alban Peignier
Mike Pettypiece
Steve Phelps
Ilkka Priha
Jonas Van Poucke
Will Pugh
Herve Quiroz
Daniel Rall
Robert Ribnitz
Huw Roberts
Henning P. Schmiedehausen
Howard Lewis Ship
Joe Raysa
Thomas Schapitz
Jon Schewe
Andreas Schlosser
Christian Siefkes
Michael Smith
Stephen Smith
Jan Sorensen
Jon S. Stevens
James Strachan
Leo Sutic
Chris Tilden
Neil O'Toole
Jeff Turner
Kazuya Ujihara
Jeff Varszegi
Ralph Wagner
David Weinrich
Dieter Wimberger
Serhiy Yevtushenko
Jason van Zyl
Stephen Colebourne ()
Morgan Delagrange ()
Matthew Hawthorne ()
Geir Magnusson ()
Craig McClanahan ()
Phil Steitz ()
Arun M. Thomas ()
Rodney Waldhoff ()
Henri Yandell ()
James Carman ()
Robert Burrell Donkin
public class org.apache.commons.collections.ComparatorUtils
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.commons.collections.ComparatorUtils
  super_class: java.lang.Object
{
  public static final java.util.Comparator NATURAL_COMPARATOR;
    descriptor: Ljava/util/Comparator;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 57
            invokestatic org.apache.commons.collections.comparators.ComparableComparator.getInstance:()Lorg/apache/commons/collections/comparators/ComparableComparator;
            putstatic org.apache.commons.collections.ComparatorUtils.NATURAL_COMPARATOR:Ljava/util/Comparator;
            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.collections.ComparatorUtils this
         0: .line 49
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 50
            return
        end local 0 // org.apache.commons.collections.ComparatorUtils this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/commons/collections/ComparatorUtils;

  public static java.util.Comparator naturalComparator();
    descriptor: ()Ljava/util/Comparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 65
            getstatic org.apache.commons.collections.ComparatorUtils.NATURAL_COMPARATOR:Ljava/util/Comparator;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static java.util.Comparator chainedComparator(java.util.Comparator, java.util.Comparator);
    descriptor: (Ljava/util/Comparator;Ljava/util/Comparator;)Ljava/util/Comparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // java.util.Comparator comparator1
        start local 1 // java.util.Comparator comparator2
         0: .line 80
            iconst_2
            anewarray java.util.Comparator
            dup
            iconst_0
            aload 0 /* comparator1 */
            aastore
            dup
            iconst_1
            aload 1 /* comparator2 */
            aastore
            invokestatic org.apache.commons.collections.ComparatorUtils.chainedComparator:([Ljava/util/Comparator;)Ljava/util/Comparator;
            areturn
        end local 1 // java.util.Comparator comparator2
        end local 0 // java.util.Comparator comparator1
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0  comparator1  Ljava/util/Comparator;
            0    1     1  comparator2  Ljava/util/Comparator;
    MethodParameters:
             Name  Flags
      comparator1  
      comparator2  

  public static java.util.Comparator chainedComparator(java.util.Comparator[]);
    descriptor: ([Ljava/util/Comparator;)Ljava/util/Comparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=1
        start local 0 // java.util.Comparator[] comparators
         0: .line 93
            new org.apache.commons.collections.comparators.ComparatorChain
            dup
            invokespecial org.apache.commons.collections.comparators.ComparatorChain.<init>:()V
            astore 1 /* chain */
        start local 1 // org.apache.commons.collections.comparators.ComparatorChain chain
         1: .line 94
            iconst_0
            istore 2 /* i */
        start local 2 // int i
         2: goto 7
         3: .line 95
      StackMap locals: org.apache.commons.collections.comparators.ComparatorChain int
      StackMap stack:
            aload 0 /* comparators */
            iload 2 /* i */
            aaload
            ifnonnull 5
         4: .line 96
            new java.lang.NullPointerException
            dup
            ldc "Comparator cannot be null"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 98
      StackMap locals:
      StackMap stack:
            aload 1 /* chain */
            aload 0 /* comparators */
            iload 2 /* i */
            aaload
            invokevirtual org.apache.commons.collections.comparators.ComparatorChain.addComparator:(Ljava/util/Comparator;)V
         6: .line 94
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
         7: iload 2 /* i */
            aload 0 /* comparators */
            arraylength
            if_icmplt 3
        end local 2 // int i
         8: .line 100
            aload 1 /* chain */
            areturn
        end local 1 // org.apache.commons.collections.comparators.ComparatorChain chain
        end local 0 // java.util.Comparator[] comparators
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    9     0  comparators  [Ljava/util/Comparator;
            1    9     1        chain  Lorg/apache/commons/collections/comparators/ComparatorChain;
            2    8     2            i  I
    MethodParameters:
             Name  Flags
      comparators  

  public static java.util.Comparator chainedComparator(java.util.Collection);
    descriptor: (Ljava/util/Collection;)Ljava/util/Comparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.util.Collection comparators
         0: .line 116
            aload 0 /* comparators */
            aload 0 /* comparators */
            invokeinterface java.util.Collection.size:()I
            anewarray java.util.Comparator
            invokeinterface java.util.Collection.toArray:([Ljava/lang/Object;)[Ljava/lang/Object;
            checkcast java.util.Comparator[]
         1: .line 115
            invokestatic org.apache.commons.collections.ComparatorUtils.chainedComparator:([Ljava/util/Comparator;)Ljava/util/Comparator;
            areturn
        end local 0 // java.util.Collection comparators
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    2     0  comparators  Ljava/util/Collection;
    MethodParameters:
             Name  Flags
      comparators  

  public static java.util.Comparator reversedComparator(java.util.Comparator);
    descriptor: (Ljava/util/Comparator;)Ljava/util/Comparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // java.util.Comparator comparator
         0: .line 128
            aload 0 /* comparator */
            ifnonnull 2
         1: .line 129
            getstatic org.apache.commons.collections.ComparatorUtils.NATURAL_COMPARATOR:Ljava/util/Comparator;
            astore 0 /* comparator */
         2: .line 131
      StackMap locals:
      StackMap stack:
            new org.apache.commons.collections.comparators.ReverseComparator
            dup
            aload 0 /* comparator */
            invokespecial org.apache.commons.collections.comparators.ReverseComparator.<init>:(Ljava/util/Comparator;)V
            areturn
        end local 0 // java.util.Comparator comparator
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    3     0  comparator  Ljava/util/Comparator;
    MethodParameters:
            Name  Flags
      comparator  

  public static java.util.Comparator booleanComparator(boolean);
    descriptor: (Z)Ljava/util/Comparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // boolean trueFirst
         0: .line 147
            iload 0 /* trueFirst */
            invokestatic org.apache.commons.collections.comparators.BooleanComparator.getBooleanComparator:(Z)Lorg/apache/commons/collections/comparators/BooleanComparator;
            areturn
        end local 0 // boolean trueFirst
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    1     0  trueFirst  Z
    MethodParameters:
           Name  Flags
      trueFirst  

  public static java.util.Comparator nullLowComparator(java.util.Comparator);
    descriptor: (Ljava/util/Comparator;)Ljava/util/Comparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // java.util.Comparator comparator
         0: .line 162
            aload 0 /* comparator */
            ifnonnull 2
         1: .line 163
            getstatic org.apache.commons.collections.ComparatorUtils.NATURAL_COMPARATOR:Ljava/util/Comparator;
            astore 0 /* comparator */
         2: .line 165
      StackMap locals:
      StackMap stack:
            new org.apache.commons.collections.comparators.NullComparator
            dup
            aload 0 /* comparator */
            iconst_0
            invokespecial org.apache.commons.collections.comparators.NullComparator.<init>:(Ljava/util/Comparator;Z)V
            areturn
        end local 0 // java.util.Comparator comparator
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    3     0  comparator  Ljava/util/Comparator;
    MethodParameters:
            Name  Flags
      comparator  

  public static java.util.Comparator nullHighComparator(java.util.Comparator);
    descriptor: (Ljava/util/Comparator;)Ljava/util/Comparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // java.util.Comparator comparator
         0: .line 180
            aload 0 /* comparator */
            ifnonnull 2
         1: .line 181
            getstatic org.apache.commons.collections.ComparatorUtils.NATURAL_COMPARATOR:Ljava/util/Comparator;
            astore 0 /* comparator */
         2: .line 183
      StackMap locals:
      StackMap stack:
            new org.apache.commons.collections.comparators.NullComparator
            dup
            aload 0 /* comparator */
            iconst_1
            invokespecial org.apache.commons.collections.comparators.NullComparator.<init>:(Ljava/util/Comparator;Z)V
            areturn
        end local 0 // java.util.Comparator comparator
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    3     0  comparator  Ljava/util/Comparator;
    MethodParameters:
            Name  Flags
      comparator  

  public static java.util.Comparator transformedComparator(java.util.Comparator, org.apache.commons.collections.Transformer);
    descriptor: (Ljava/util/Comparator;Lorg/apache/commons/collections/Transformer;)Ljava/util/Comparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // java.util.Comparator comparator
        start local 1 // org.apache.commons.collections.Transformer transformer
         0: .line 199
            aload 0 /* comparator */
            ifnonnull 2
         1: .line 200
            getstatic org.apache.commons.collections.ComparatorUtils.NATURAL_COMPARATOR:Ljava/util/Comparator;
            astore 0 /* comparator */
         2: .line 202
      StackMap locals:
      StackMap stack:
            new org.apache.commons.collections.comparators.TransformingComparator
            dup
            aload 1 /* transformer */
            aload 0 /* comparator */
            invokespecial org.apache.commons.collections.comparators.TransformingComparator.<init>:(Lorg/apache/commons/collections/Transformer;Ljava/util/Comparator;)V
            areturn
        end local 1 // org.apache.commons.collections.Transformer transformer
        end local 0 // java.util.Comparator comparator
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    3     0   comparator  Ljava/util/Comparator;
            0    3     1  transformer  Lorg/apache/commons/collections/Transformer;
    MethodParameters:
             Name  Flags
      comparator   
      transformer  

  public static java.lang.Object min(java.lang.Object, java.lang.Object, java.util.Comparator);
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;Ljava/util/Comparator;)Ljava/lang/Object;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // java.lang.Object o1
        start local 1 // java.lang.Object o2
        start local 2 // java.util.Comparator comparator
         0: .line 216
            aload 2 /* comparator */
            ifnonnull 2
         1: .line 217
            getstatic org.apache.commons.collections.ComparatorUtils.NATURAL_COMPARATOR:Ljava/util/Comparator;
            astore 2 /* comparator */
         2: .line 219
      StackMap locals:
      StackMap stack:
            aload 2 /* comparator */
            aload 0 /* o1 */
            aload 1 /* o2 */
            invokeinterface java.util.Comparator.compare:(Ljava/lang/Object;Ljava/lang/Object;)I
            istore 3 /* c */
        start local 3 // int c
         3: .line 220
            iload 3 /* c */
            ifge 4
            aload 0 /* o1 */
            goto 5
      StackMap locals: int
      StackMap stack:
         4: aload 1 /* o2 */
      StackMap locals:
      StackMap stack: java.lang.Object
         5: areturn
        end local 3 // int c
        end local 2 // java.util.Comparator comparator
        end local 1 // java.lang.Object o2
        end local 0 // java.lang.Object o1
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    6     0          o1  Ljava/lang/Object;
            0    6     1          o2  Ljava/lang/Object;
            0    6     2  comparator  Ljava/util/Comparator;
            3    6     3           c  I
    MethodParameters:
            Name  Flags
      o1          
      o2          
      comparator  

  public static java.lang.Object max(java.lang.Object, java.lang.Object, java.util.Comparator);
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;Ljava/util/Comparator;)Ljava/lang/Object;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // java.lang.Object o1
        start local 1 // java.lang.Object o2
        start local 2 // java.util.Comparator comparator
         0: .line 234
            aload 2 /* comparator */
            ifnonnull 2
         1: .line 235
            getstatic org.apache.commons.collections.ComparatorUtils.NATURAL_COMPARATOR:Ljava/util/Comparator;
            astore 2 /* comparator */
         2: .line 237
      StackMap locals:
      StackMap stack:
            aload 2 /* comparator */
            aload 0 /* o1 */
            aload 1 /* o2 */
            invokeinterface java.util.Comparator.compare:(Ljava/lang/Object;Ljava/lang/Object;)I
            istore 3 /* c */
        start local 3 // int c
         3: .line 238
            iload 3 /* c */
            ifle 4
            aload 0 /* o1 */
            goto 5
      StackMap locals: int
      StackMap stack:
         4: aload 1 /* o2 */
      StackMap locals:
      StackMap stack: java.lang.Object
         5: areturn
        end local 3 // int c
        end local 2 // java.util.Comparator comparator
        end local 1 // java.lang.Object o2
        end local 0 // java.lang.Object o1
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    6     0          o1  Ljava/lang/Object;
            0    6     1          o2  Ljava/lang/Object;
            0    6     2  comparator  Ljava/util/Comparator;
            3    6     3           c  I
    MethodParameters:
            Name  Flags
      o1          
      o2          
      comparator  
}
SourceFile: "ComparatorUtils.java"
/

commons-collections/ commons-collections/ 3.2.2/ org/apache/commons/collections/ComparatorUtils.class
