http://commons.apache.org/proper/commons-collections/: The Apache Commons Collections package contains types that extend and augment the Java Collections Framework. (The Apache Software Foundation)
  • Rafael U. C. Afonso
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  • Stanislaw Osinski
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  • Huw Roberts
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public final class org.apache.commons.collections4.comparators.BooleanComparator implements java.util.Comparator<java.lang.Boolean>, java.io.Serializable
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: org.apache.commons.collections4.comparators.BooleanComparator
  super_class: java.lang.Object
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 1830042991606340609

  private static final org.apache.commons.collections4.comparators.BooleanComparator TRUE_FIRST;
    descriptor: Lorg/apache/commons/collections4/comparators/BooleanComparator;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final org.apache.commons.collections4.comparators.BooleanComparator FALSE_FIRST;
    descriptor: Lorg/apache/commons/collections4/comparators/BooleanComparator;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

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

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=0, args_size=0
         0: .line 38
            new org.apache.commons.collections4.comparators.BooleanComparator
            dup
            iconst_1
            invokespecial org.apache.commons.collections4.comparators.BooleanComparator.<init>:(Z)V
            putstatic org.apache.commons.collections4.comparators.BooleanComparator.TRUE_FIRST:Lorg/apache/commons/collections4/comparators/BooleanComparator;
         1: .line 41
            new org.apache.commons.collections4.comparators.BooleanComparator
            dup
            iconst_0
            invokespecial org.apache.commons.collections4.comparators.BooleanComparator.<init>:(Z)V
            putstatic org.apache.commons.collections4.comparators.BooleanComparator.FALSE_FIRST:Lorg/apache/commons/collections4/comparators/BooleanComparator;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static org.apache.commons.collections4.comparators.BooleanComparator getTrueFirstComparator();
    descriptor: ()Lorg/apache/commons/collections4/comparators/BooleanComparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 61
            getstatic org.apache.commons.collections4.comparators.BooleanComparator.TRUE_FIRST:Lorg/apache/commons/collections4/comparators/BooleanComparator;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static org.apache.commons.collections4.comparators.BooleanComparator getFalseFirstComparator();
    descriptor: ()Lorg/apache/commons/collections4/comparators/BooleanComparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 78
            getstatic org.apache.commons.collections4.comparators.BooleanComparator.FALSE_FIRST:Lorg/apache/commons/collections4/comparators/BooleanComparator;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static org.apache.commons.collections4.comparators.BooleanComparator booleanComparator(boolean);
    descriptor: (Z)Lorg/apache/commons/collections4/comparators/BooleanComparator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // boolean trueFirst
         0: .line 99
            iload 0 /* trueFirst */
            ifeq 1
            getstatic org.apache.commons.collections4.comparators.BooleanComparator.TRUE_FIRST:Lorg/apache/commons/collections4/comparators/BooleanComparator;
            goto 2
      StackMap locals:
      StackMap stack:
         1: getstatic org.apache.commons.collections4.comparators.BooleanComparator.FALSE_FIRST:Lorg/apache/commons/collections4/comparators/BooleanComparator;
      StackMap locals:
      StackMap stack: org.apache.commons.collections4.comparators.BooleanComparator
         2: areturn
        end local 0 // boolean trueFirst
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    3     0  trueFirst  Z
    MethodParameters:
           Name  Flags
      trueFirst  final

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
         0: .line 112
            aload 0 /* this */
            iconst_0
            invokespecial org.apache.commons.collections4.comparators.BooleanComparator.<init>:(Z)V
         1: .line 113
            return
        end local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/commons/collections4/comparators/BooleanComparator;

  public void <init>(boolean);
    descriptor: (Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
        start local 1 // boolean trueFirst
         0: .line 125
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 44
            aload 0 /* this */
            iconst_0
            putfield org.apache.commons.collections4.comparators.BooleanComparator.trueFirst:Z
         2: .line 126
            aload 0 /* this */
            iload 1 /* trueFirst */
            putfield org.apache.commons.collections4.comparators.BooleanComparator.trueFirst:Z
         3: .line 127
            return
        end local 1 // boolean trueFirst
        end local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    4     0       this  Lorg/apache/commons/collections4/comparators/BooleanComparator;
            0    4     1  trueFirst  Z
    MethodParameters:
           Name  Flags
      trueFirst  final

  public int compare(java.lang.Boolean, java.lang.Boolean);
    descriptor: (Ljava/lang/Boolean;Ljava/lang/Boolean;)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=5, args_size=3
        start local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
        start local 1 // java.lang.Boolean b1
        start local 2 // java.lang.Boolean b2
         0: .line 141
            aload 1 /* b1 */
            invokevirtual java.lang.Boolean.booleanValue:()Z
            istore 3 /* v1 */
        start local 3 // boolean v1
         1: .line 142
            aload 2 /* b2 */
            invokevirtual java.lang.Boolean.booleanValue:()Z
            istore 4 /* v2 */
        start local 4 // boolean v2
         2: .line 144
            iload 3 /* v1 */
            iload 4 /* v2 */
            ixor
            ifeq 4
            iload 3 /* v1 */
            aload 0 /* this */
            getfield org.apache.commons.collections4.comparators.BooleanComparator.trueFirst:Z
            ixor
            ifeq 3
            iconst_1
            goto 5
      StackMap locals: int int
      StackMap stack:
         3: iconst_m1
            goto 5
      StackMap locals:
      StackMap stack:
         4: iconst_0
      StackMap locals:
      StackMap stack: int
         5: ireturn
        end local 4 // boolean v2
        end local 3 // boolean v1
        end local 2 // java.lang.Boolean b2
        end local 1 // java.lang.Boolean b1
        end local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lorg/apache/commons/collections4/comparators/BooleanComparator;
            0    6     1    b1  Ljava/lang/Boolean;
            0    6     2    b2  Ljava/lang/Boolean;
            1    6     3    v1  Z
            2    6     4    v2  Z
    MethodParameters:
      Name  Flags
      b1    final
      b2    final

  public int hashCode();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
         0: .line 156
            ldc "BooleanComparator"
            invokevirtual java.lang.String.hashCode:()I
            istore 1 /* hash */
        start local 1 // int hash
         1: .line 157
            aload 0 /* this */
            getfield org.apache.commons.collections4.comparators.BooleanComparator.trueFirst:Z
            ifeq 2
            iconst_m1
            iload 1 /* hash */
            imul
            goto 3
      StackMap locals: int
      StackMap stack:
         2: iload 1 /* hash */
      StackMap locals:
      StackMap stack: int
         3: ireturn
        end local 1 // int hash
        end local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/apache/commons/collections4/comparators/BooleanComparator;
            1    4     1  hash  I

  public boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
        start local 1 // java.lang.Object object
         0: .line 174
            aload 0 /* this */
            aload 1 /* object */
            if_acmpeq 4
         1: .line 175
            aload 1 /* object */
            instanceof org.apache.commons.collections4.comparators.BooleanComparator
            ifeq 3
         2: .line 176
            aload 0 /* this */
            getfield org.apache.commons.collections4.comparators.BooleanComparator.trueFirst:Z
            aload 1 /* object */
            checkcast org.apache.commons.collections4.comparators.BooleanComparator
            getfield org.apache.commons.collections4.comparators.BooleanComparator.trueFirst:Z
            if_icmpeq 4
         3: .line 174
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
      StackMap locals:
      StackMap stack:
         4: iconst_1
            ireturn
        end local 1 // java.lang.Object object
        end local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    5     0    this  Lorg/apache/commons/collections4/comparators/BooleanComparator;
            0    5     1  object  Ljava/lang/Object;
    MethodParameters:
        Name  Flags
      object  final

  public boolean sortsTrueFirst();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
         0: .line 191
            aload 0 /* this */
            getfield org.apache.commons.collections4.comparators.BooleanComparator.trueFirst:Z
            ireturn
        end local 0 // org.apache.commons.collections4.comparators.BooleanComparator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/collections4/comparators/BooleanComparator;

  public int compare(java.lang.Object, java.lang.Object);
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)I
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=3, locals=3, args_size=3
         0: .line 1
            aload 0
            aload 1
            checkcast java.lang.Boolean
            aload 2
            checkcast java.lang.Boolean
            invokevirtual org.apache.commons.collections4.comparators.BooleanComparator.compare:(Ljava/lang/Boolean;Ljava/lang/Boolean;)I
            ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
Signature: Ljava/lang/Object;Ljava/util/Comparator<Ljava/lang/Boolean;>;Ljava/io/Serializable;
SourceFile: "BooleanComparator.java"