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 (CloudBees)
  • Bruce Brouwer
  • Mikael Ståldal (Spotify)
  • Carter Kozak 
public class org.apache.logging.log4j.core.config.Node
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.logging.log4j.core.config.Node
  super_class: java.lang.Object
{
  public static final java.lang.String CATEGORY;
    descriptor: Ljava/lang/String;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: "Core"

  private final org.apache.logging.log4j.core.config.Node parent;
    descriptor: Lorg/apache/logging/log4j/core/config/Node;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

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

  private java.lang.String value;
    descriptor: Ljava/lang/String;
    flags: (0x0002) ACC_PRIVATE

  private final org.apache.logging.log4j.core.config.plugins.util.PluginType<?> type;
    descriptor: Lorg/apache/logging/log4j/core/config/plugins/util/PluginType;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Lorg/apache/logging/log4j/core/config/plugins/util/PluginType<*>;

  private final java.util.Map<java.lang.String, java.lang.String> attributes;
    descriptor: Ljava/util/Map;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;

  private final java.util.List<org.apache.logging.log4j.core.config.Node> children;
    descriptor: Ljava/util/List;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/List<Lorg/apache/logging/log4j/core/config/Node;>;

  private java.lang.Object object;
    descriptor: Ljava/lang/Object;
    flags: (0x0002) ACC_PRIVATE

  public void <init>(org.apache.logging.log4j.core.config.Node, java.lang.String, org.apache.logging.log4j.core.config.plugins.util.PluginType<?>);
    descriptor: (Lorg/apache/logging/log4j/core/config/Node;Ljava/lang/String;Lorg/apache/logging/log4j/core/config/plugins/util/PluginType;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=4
        start local 0 // org.apache.logging.log4j.core.config.Node this
        start local 1 // org.apache.logging.log4j.core.config.Node parent
        start local 2 // java.lang.String name
        start local 3 // org.apache.logging.log4j.core.config.plugins.util.PluginType type
         0: .line 56
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 43
            aload 0 /* this */
            new java.util.HashMap
            dup
            invokespecial java.util.HashMap.<init>:()V
            putfield org.apache.logging.log4j.core.config.Node.attributes:Ljava/util/Map;
         2: .line 44
            aload 0 /* this */
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield org.apache.logging.log4j.core.config.Node.children:Ljava/util/List;
         3: .line 57
            aload 0 /* this */
            aload 1 /* parent */
            putfield org.apache.logging.log4j.core.config.Node.parent:Lorg/apache/logging/log4j/core/config/Node;
         4: .line 58
            aload 0 /* this */
            aload 2 /* name */
            putfield org.apache.logging.log4j.core.config.Node.name:Ljava/lang/String;
         5: .line 59
            aload 0 /* this */
            aload 3 /* type */
            putfield org.apache.logging.log4j.core.config.Node.type:Lorg/apache/logging/log4j/core/config/plugins/util/PluginType;
         6: .line 60
            return
        end local 3 // org.apache.logging.log4j.core.config.plugins.util.PluginType type
        end local 2 // java.lang.String name
        end local 1 // org.apache.logging.log4j.core.config.Node parent
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    7     0    this  Lorg/apache/logging/log4j/core/config/Node;
            0    7     1  parent  Lorg/apache/logging/log4j/core/config/Node;
            0    7     2    name  Ljava/lang/String;
            0    7     3    type  Lorg/apache/logging/log4j/core/config/plugins/util/PluginType<*>;
    Signature: (Lorg/apache/logging/log4j/core/config/Node;Ljava/lang/String;Lorg/apache/logging/log4j/core/config/plugins/util/PluginType<*>;)V
    MethodParameters:
        Name  Flags
      parent  final
      name    final
      type    final

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.config.Node this
         0: .line 62
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 43
            aload 0 /* this */
            new java.util.HashMap
            dup
            invokespecial java.util.HashMap.<init>:()V
            putfield org.apache.logging.log4j.core.config.Node.attributes:Ljava/util/Map;
         2: .line 44
            aload 0 /* this */
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield org.apache.logging.log4j.core.config.Node.children:Ljava/util/List;
         3: .line 63
            aload 0 /* this */
            aconst_null
            putfield org.apache.logging.log4j.core.config.Node.parent:Lorg/apache/logging/log4j/core/config/Node;
         4: .line 64
            aload 0 /* this */
            aconst_null
            putfield org.apache.logging.log4j.core.config.Node.name:Ljava/lang/String;
         5: .line 65
            aload 0 /* this */
            aconst_null
            putfield org.apache.logging.log4j.core.config.Node.type:Lorg/apache/logging/log4j/core/config/plugins/util/PluginType;
         6: .line 66
            return
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lorg/apache/logging/log4j/core/config/Node;

  public void <init>(org.apache.logging.log4j.core.config.Node);
    descriptor: (Lorg/apache/logging/log4j/core/config/Node;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // org.apache.logging.log4j.core.config.Node this
        start local 1 // org.apache.logging.log4j.core.config.Node node
         0: .line 68
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 43
            aload 0 /* this */
            new java.util.HashMap
            dup
            invokespecial java.util.HashMap.<init>:()V
            putfield org.apache.logging.log4j.core.config.Node.attributes:Ljava/util/Map;
         2: .line 44
            aload 0 /* this */
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield org.apache.logging.log4j.core.config.Node.children:Ljava/util/List;
         3: .line 69
            aload 0 /* this */
            aload 1 /* node */
            getfield org.apache.logging.log4j.core.config.Node.parent:Lorg/apache/logging/log4j/core/config/Node;
            putfield org.apache.logging.log4j.core.config.Node.parent:Lorg/apache/logging/log4j/core/config/Node;
         4: .line 70
            aload 0 /* this */
            aload 1 /* node */
            getfield org.apache.logging.log4j.core.config.Node.name:Ljava/lang/String;
            putfield org.apache.logging.log4j.core.config.Node.name:Ljava/lang/String;
         5: .line 71
            aload 0 /* this */
            aload 1 /* node */
            getfield org.apache.logging.log4j.core.config.Node.type:Lorg/apache/logging/log4j/core/config/plugins/util/PluginType;
            putfield org.apache.logging.log4j.core.config.Node.type:Lorg/apache/logging/log4j/core/config/plugins/util/PluginType;
         6: .line 72
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.attributes:Ljava/util/Map;
            aload 1 /* node */
            invokevirtual org.apache.logging.log4j.core.config.Node.getAttributes:()Ljava/util/Map;
            invokeinterface java.util.Map.putAll:(Ljava/util/Map;)V
         7: .line 73
            aload 0 /* this */
            aload 1 /* node */
            invokevirtual org.apache.logging.log4j.core.config.Node.getValue:()Ljava/lang/String;
            putfield org.apache.logging.log4j.core.config.Node.value:Ljava/lang/String;
         8: .line 74
            aload 1 /* node */
            invokevirtual org.apache.logging.log4j.core.config.Node.getChildren:()Ljava/util/List;
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 3
            goto 11
      StackMap locals: org.apache.logging.log4j.core.config.Node org.apache.logging.log4j.core.config.Node top java.util.Iterator
      StackMap stack:
         9: aload 3
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.apache.logging.log4j.core.config.Node
            astore 2 /* child */
        start local 2 // org.apache.logging.log4j.core.config.Node child
        10: .line 75
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.children:Ljava/util/List;
            new org.apache.logging.log4j.core.config.Node
            dup
            aload 2 /* child */
            invokespecial org.apache.logging.log4j.core.config.Node.<init>:(Lorg/apache/logging/log4j/core/config/Node;)V
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        end local 2 // org.apache.logging.log4j.core.config.Node child
        11: .line 74
      StackMap locals:
      StackMap stack:
            aload 3
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 9
        12: .line 77
            aload 0 /* this */
            aload 1 /* node */
            getfield org.apache.logging.log4j.core.config.Node.object:Ljava/lang/Object;
            putfield org.apache.logging.log4j.core.config.Node.object:Ljava/lang/Object;
        13: .line 78
            return
        end local 1 // org.apache.logging.log4j.core.config.Node node
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   14     0   this  Lorg/apache/logging/log4j/core/config/Node;
            0   14     1   node  Lorg/apache/logging/log4j/core/config/Node;
           10   11     2  child  Lorg/apache/logging/log4j/core/config/Node;
    MethodParameters:
      Name  Flags
      node  final

  public java.util.Map<java.lang.String, java.lang.String> getAttributes();
    descriptor: ()Ljava/util/Map;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.config.Node this
         0: .line 81
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.attributes:Ljava/util/Map;
            areturn
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/config/Node;
    Signature: ()Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;

  public java.util.List<org.apache.logging.log4j.core.config.Node> getChildren();
    descriptor: ()Ljava/util/List;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.config.Node this
         0: .line 85
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.children:Ljava/util/List;
            areturn
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/config/Node;
    Signature: ()Ljava/util/List<Lorg/apache/logging/log4j/core/config/Node;>;

  public boolean hasChildren();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.config.Node this
         0: .line 89
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.children:Ljava/util/List;
            invokeinterface java.util.List.isEmpty:()Z
            ifeq 1
            iconst_0
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_1
      StackMap locals:
      StackMap stack: int
         2: ireturn
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/logging/log4j/core/config/Node;

  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.config.Node this
         0: .line 93
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.value:Ljava/lang/String;
            areturn
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/config/Node;

  public void setValue(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.logging.log4j.core.config.Node this
        start local 1 // java.lang.String value
         0: .line 97
            aload 0 /* this */
            aload 1 /* value */
            putfield org.apache.logging.log4j.core.config.Node.value:Ljava/lang/String;
         1: .line 98
            return
        end local 1 // java.lang.String value
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    2     0   this  Lorg/apache/logging/log4j/core/config/Node;
            0    2     1  value  Ljava/lang/String;
    MethodParameters:
       Name  Flags
      value  final

  public org.apache.logging.log4j.core.config.Node getParent();
    descriptor: ()Lorg/apache/logging/log4j/core/config/Node;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.config.Node this
         0: .line 101
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.parent:Lorg/apache/logging/log4j/core/config/Node;
            areturn
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/config/Node;

  public java.lang.String getName();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.config.Node this
         0: .line 105
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.name:Ljava/lang/String;
            areturn
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/config/Node;

  public boolean isRoot();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.config.Node this
         0: .line 109
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.parent:Lorg/apache/logging/log4j/core/config/Node;
            ifnonnull 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/logging/log4j/core/config/Node;

  public void setObject(java.lang.Object);
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.logging.log4j.core.config.Node this
        start local 1 // java.lang.Object obj
         0: .line 113
            aload 0 /* this */
            aload 1 /* obj */
            putfield org.apache.logging.log4j.core.config.Node.object:Ljava/lang/Object;
         1: .line 114
            return
        end local 1 // java.lang.Object obj
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/logging/log4j/core/config/Node;
            0    2     1   obj  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      obj   final

  public <T> T getObject();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.config.Node this
         0: .line 118
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.object:Ljava/lang/Object;
            areturn
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/config/Node;
    Signature: <T:Ljava/lang/Object;>()TT;

  public <T> T getObject(java.lang.Class<T>);
    descriptor: (Ljava/lang/Class;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.logging.log4j.core.config.Node this
        start local 1 // java.lang.Class clazz
         0: .line 130
            aload 1 /* clazz */
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.object:Ljava/lang/Object;
            invokevirtual java.lang.Class.cast:(Ljava/lang/Object;)Ljava/lang/Object;
            areturn
        end local 1 // java.lang.Class clazz
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lorg/apache/logging/log4j/core/config/Node;
            0    1     1  clazz  Ljava/lang/Class<TT;>;
    Signature: <T:Ljava/lang/Object;>(Ljava/lang/Class<TT;>;)TT;
    MethodParameters:
       Name  Flags
      clazz  final

  public boolean isInstanceOf(java.lang.Class<?>);
    descriptor: (Ljava/lang/Class;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.logging.log4j.core.config.Node this
        start local 1 // java.lang.Class clazz
         0: .line 141
            aload 1 /* clazz */
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.object:Ljava/lang/Object;
            invokevirtual java.lang.Class.isInstance:(Ljava/lang/Object;)Z
            ireturn
        end local 1 // java.lang.Class clazz
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lorg/apache/logging/log4j/core/config/Node;
            0    1     1  clazz  Ljava/lang/Class<*>;
    Signature: (Ljava/lang/Class<*>;)Z
    MethodParameters:
       Name  Flags
      clazz  final

  public org.apache.logging.log4j.core.config.plugins.util.PluginType<?> getType();
    descriptor: ()Lorg/apache/logging/log4j/core/config/plugins/util/PluginType;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.logging.log4j.core.config.Node this
         0: .line 145
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.type:Lorg/apache/logging/log4j/core/config/plugins/util/PluginType;
            areturn
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/logging/log4j/core/config/Node;
    Signature: ()Lorg/apache/logging/log4j/core/config/plugins/util/PluginType<*>;

  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.config.Node this
         0: .line 150
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.object:Ljava/lang/Object;
            ifnonnull 2
         1: .line 151
            ldc "null"
            areturn
         2: .line 153
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.type:Lorg/apache/logging/log4j/core/config/plugins/util/PluginType;
            invokevirtual org.apache.logging.log4j.core.config.plugins.util.PluginType.isObjectPrintable:()Z
            ifeq 3
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.object:Ljava/lang/Object;
            invokevirtual java.lang.Object.toString:()Ljava/lang/String;
            goto 4
         3: .line 154
      StackMap locals:
      StackMap stack:
            new java.lang.StringBuilder
            dup
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.type:Lorg/apache/logging/log4j/core/config/plugins/util/PluginType;
            invokevirtual org.apache.logging.log4j.core.config.plugins.util.PluginType.getPluginClass:()Ljava/lang/Class;
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc " with name "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.config.Node.name:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         4: .line 153
      StackMap locals:
      StackMap stack: java.lang.String
            areturn
        end local 0 // org.apache.logging.log4j.core.config.Node this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lorg/apache/logging/log4j/core/config/Node;
}
SourceFile: "Node.java"