https://logging.apache.org/log4j/2.x/log4j-core/: The Apache Log4j Implementation (The Apache Software Foundation)
  • Ralph Goers (Nextiva)
  • Gary Gregory (Rocket Software)
  • Scott Deboy
  • Remko Popma
  • Nick Williams
  • Matt Sicker (Independent Consultant)
  • Bruce Brouwer
  • Mikael Ståldal (Spotify) 
public final class org.apache.logging.log4j.core.util.KeyValuePair
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: org.apache.logging.log4j.core.util.KeyValuePair
  super_class: java.lang.Object
{
  private final java.lang.String key;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.String value;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
        start local 1 // java.lang.String key
        start local 2 // java.lang.String value
         0: .line 41
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 42
            aload 0 /* this */
            aload 1 /* key */
            putfield org.apache.logging.log4j.core.util.KeyValuePair.key:Ljava/lang/String;
         2: .line 43
            aload 0 /* this */
            aload 2 /* value */
            putfield org.apache.logging.log4j.core.util.KeyValuePair.value:Ljava/lang/String;
         3: .line 44
            return
        end local 2 // java.lang.String value
        end local 1 // java.lang.String key
        end local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0   this  Lorg/apache/logging/log4j/core/util/KeyValuePair;
            0    4     1    key  Ljava/lang/String;
            0    4     2  value  Ljava/lang/String;
    MethodParameters:
       Name  Flags
      key    final
      value  final

  public java.lang.String getKey();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
         0: .line 51
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.key:Ljava/lang/String;
            areturn
        end local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/util/KeyValuePair;

  public java.lang.String getValue();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
         0: .line 59
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.value:Ljava/lang/String;
            areturn
        end local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/util/KeyValuePair;

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
         0: .line 64
            new java.lang.StringBuilder
            dup
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.key:Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            bipush 61
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.value:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/util/KeyValuePair;

  public static org.apache.logging.log4j.core.util.KeyValuePair$Builder newBuilder();
    descriptor: ()Lorg/apache/logging/log4j/core/util/KeyValuePair$Builder;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 69
            new org.apache.logging.log4j.core.util.KeyValuePair$Builder
            dup
            invokespecial org.apache.logging.log4j.core.util.KeyValuePair$Builder.<init>:()V
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    RuntimeVisibleAnnotations: 
      org.apache.logging.log4j.core.config.plugins.PluginBuilderFactory()

  public int hashCode();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
         0: .line 100
            iconst_1
            istore 1 /* result */
        start local 1 // int result
         1: .line 101
            bipush 31
            iload 1 /* result */
            imul
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.key:Ljava/lang/String;
            ifnonnull 2
            iconst_0
            goto 3
      StackMap locals: org.apache.logging.log4j.core.util.KeyValuePair int
      StackMap stack: int
         2: aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.key:Ljava/lang/String;
            invokevirtual java.lang.String.hashCode:()I
      StackMap locals: org.apache.logging.log4j.core.util.KeyValuePair int
      StackMap stack: int int
         3: iadd
            istore 1 /* result */
         4: .line 102
            bipush 31
            iload 1 /* result */
            imul
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.value:Ljava/lang/String;
            ifnonnull 5
            iconst_0
            goto 6
      StackMap locals:
      StackMap stack: int
         5: aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.value:Ljava/lang/String;
            invokevirtual java.lang.String.hashCode:()I
      StackMap locals: org.apache.logging.log4j.core.util.KeyValuePair int
      StackMap stack: int int
         6: iadd
            istore 1 /* result */
         7: .line 103
            iload 1 /* result */
            ireturn
        end local 1 // int result
        end local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    8     0    this  Lorg/apache/logging/log4j/core/util/KeyValuePair;
            1    8     1  result  I

  public boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
        start local 1 // java.lang.Object obj
         0: .line 108
            aload 0 /* this */
            aload 1 /* obj */
            if_acmpne 2
         1: .line 109
            iconst_1
            ireturn
         2: .line 111
      StackMap locals:
      StackMap stack:
            aload 1 /* obj */
            ifnonnull 4
         3: .line 112
            iconst_0
            ireturn
         4: .line 114
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            aload 1 /* obj */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            if_acmpeq 6
         5: .line 115
            iconst_0
            ireturn
         6: .line 117
      StackMap locals:
      StackMap stack:
            aload 1 /* obj */
            checkcast org.apache.logging.log4j.core.util.KeyValuePair
            astore 2 /* other */
        start local 2 // org.apache.logging.log4j.core.util.KeyValuePair other
         7: .line 118
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.key:Ljava/lang/String;
            ifnonnull 10
         8: .line 119
            aload 2 /* other */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.key:Ljava/lang/String;
            ifnull 12
         9: .line 120
            iconst_0
            ireturn
        10: .line 122
      StackMap locals: org.apache.logging.log4j.core.util.KeyValuePair
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.key:Ljava/lang/String;
            aload 2 /* other */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.key:Ljava/lang/String;
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 12
        11: .line 123
            iconst_0
            ireturn
        12: .line 125
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.value:Ljava/lang/String;
            ifnonnull 15
        13: .line 126
            aload 2 /* other */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.value:Ljava/lang/String;
            ifnull 17
        14: .line 127
            iconst_0
            ireturn
        15: .line 129
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.value:Ljava/lang/String;
            aload 2 /* other */
            getfield org.apache.logging.log4j.core.util.KeyValuePair.value:Ljava/lang/String;
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifne 17
        16: .line 130
            iconst_0
            ireturn
        17: .line 132
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
        end local 2 // org.apache.logging.log4j.core.util.KeyValuePair other
        end local 1 // java.lang.Object obj
        end local 0 // org.apache.logging.log4j.core.util.KeyValuePair this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   18     0   this  Lorg/apache/logging/log4j/core/util/KeyValuePair;
            0   18     1    obj  Ljava/lang/Object;
            7   18     2  other  Lorg/apache/logging/log4j/core/util/KeyValuePair;
    MethodParameters:
      Name  Flags
      obj   final
}
SourceFile: "KeyValuePair.java"
NestMembers:
  org.apache.logging.log4j.core.util.KeyValuePair$Builder
InnerClasses:
  public Builder = org.apache.logging.log4j.core.util.KeyValuePair$Builder of org.apache.logging.log4j.core.util.KeyValuePair
    RuntimeVisibleAnnotations: 
      org.apache.logging.log4j.core.config.plugins.Plugin(name = "KeyValuePair", category = "Core", printObject = true)