https://openjdk.java.net/projects/openjfx/javafx-base/: OpenJFX JavaFX
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public class com.sun.javafx.logging.PulseLogger
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.sun.javafx.logging.PulseLogger
  super_class: java.lang.Object
{
  public static final boolean PULSE_LOGGING_ENABLED;
    descriptor: Z
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL

  private static final java.lang.String[] DEFAULT_LOGGERS;
    descriptor: [Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private static final com.sun.javafx.logging.Logger[] loggers;
    descriptor: [Lcom/sun/javafx/logging/Logger;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=6, args_size=0
         0: .line 38
            iconst_2
            anewarray java.lang.String
            dup
            iconst_0
            ldc "com.sun.javafx.logging.PrintLogger"
            aastore
            dup
            iconst_1
            ldc "com.sun.javafx.logging.jfr.JFRPulseLogger"
            aastore
            putstatic com.sun.javafx.logging.PulseLogger.DEFAULT_LOGGERS:[Ljava/lang/String;
         1: .line 42
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            astore 0 /* list */
        start local 0 // java.util.List list
         2: .line 43
            getstatic com.sun.javafx.logging.PulseLogger.DEFAULT_LOGGERS:[Ljava/lang/String;
            dup
            astore 4
            arraylength
            istore 3
            iconst_0
            istore 2
            goto 8
      StackMap locals: java.util.List top int int java.lang.String[]
      StackMap stack:
         3: aload 4
            iload 2
            aaload
            astore 1 /* loggerClass */
        start local 1 // java.lang.String loggerClass
         4: .line 44
            aload 1 /* loggerClass */
            invokestatic com.sun.javafx.logging.PulseLogger.loadLogger:(Ljava/lang/String;)Lcom/sun/javafx/logging/Logger;
            astore 5 /* logger */
        start local 5 // com.sun.javafx.logging.Logger logger
         5: .line 45
            aload 5 /* logger */
            ifnull 7
         6: .line 46
            aload 0 /* list */
            aload 5 /* logger */
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        end local 5 // com.sun.javafx.logging.Logger logger
        end local 1 // java.lang.String loggerClass
         7: .line 43
      StackMap locals:
      StackMap stack:
            iinc 2 1
      StackMap locals:
      StackMap stack:
         8: iload 2
            iload 3
            if_icmplt 3
         9: .line 49
            aload 0 /* list */
            aload 0 /* list */
            invokeinterface java.util.List.size:()I
            anewarray com.sun.javafx.logging.Logger
            invokeinterface java.util.List.toArray:([Ljava/lang/Object;)[Ljava/lang/Object;
            checkcast com.sun.javafx.logging.Logger[]
            putstatic com.sun.javafx.logging.PulseLogger.loggers:[Lcom/sun/javafx/logging/Logger;
        10: .line 50
            getstatic com.sun.javafx.logging.PulseLogger.loggers:[Lcom/sun/javafx/logging/Logger;
            arraylength
            ifle 11
            iconst_1
            goto 12
      StackMap locals: java.util.List
      StackMap stack:
        11: iconst_0
      StackMap locals:
      StackMap stack: int
        12: putstatic com.sun.javafx.logging.PulseLogger.PULSE_LOGGING_ENABLED:Z
        end local 0 // java.util.List list
        13: .line 51
            return
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            2   13     0         list  Ljava/util/List<Lcom/sun/javafx/logging/Logger;>;
            4    7     1  loggerClass  Ljava/lang/String;
            5    7     5       logger  Lcom/sun/javafx/logging/Logger;

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.sun.javafx.logging.PulseLogger this
         0: .line 35
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.sun.javafx.logging.PulseLogger this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/sun/javafx/logging/PulseLogger;

  public static void pulseStart();
    descriptor: ()V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=4, args_size=0
         0: .line 54
            getstatic com.sun.javafx.logging.PulseLogger.loggers:[Lcom/sun/javafx/logging/Logger;
            dup
            astore 3
            arraylength
            istore 2
            iconst_0
            istore 1
            goto 4
      StackMap locals: top int int com.sun.javafx.logging.Logger[]
      StackMap stack:
         1: aload 3
            iload 1
            aaload
            astore 0 /* logger */
        start local 0 // com.sun.javafx.logging.Logger logger
         2: .line 55
            aload 0 /* logger */
            invokevirtual com.sun.javafx.logging.Logger.pulseStart:()V
        end local 0 // com.sun.javafx.logging.Logger logger
         3: .line 54
            iinc 1 1
      StackMap locals:
      StackMap stack:
         4: iload 1
            iload 2
            if_icmplt 1
         5: .line 57
            return
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            2    3     0  logger  Lcom/sun/javafx/logging/Logger;

  public static void pulseEnd();
    descriptor: ()V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=4, args_size=0
         0: .line 60
            getstatic com.sun.javafx.logging.PulseLogger.loggers:[Lcom/sun/javafx/logging/Logger;
            dup
            astore 3
            arraylength
            istore 2
            iconst_0
            istore 1
            goto 4
      StackMap locals: top int int com.sun.javafx.logging.Logger[]
      StackMap stack:
         1: aload 3
            iload 1
            aaload
            astore 0 /* logger */
        start local 0 // com.sun.javafx.logging.Logger logger
         2: .line 61
            aload 0 /* logger */
            invokevirtual com.sun.javafx.logging.Logger.pulseEnd:()V
        end local 0 // com.sun.javafx.logging.Logger logger
         3: .line 60
            iinc 1 1
      StackMap locals:
      StackMap stack:
         4: iload 1
            iload 2
            if_icmplt 1
         5: .line 63
            return
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            2    3     0  logger  Lcom/sun/javafx/logging/Logger;

  public static void renderStart();
    descriptor: ()V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=4, args_size=0
         0: .line 66
            getstatic com.sun.javafx.logging.PulseLogger.loggers:[Lcom/sun/javafx/logging/Logger;
            dup
            astore 3
            arraylength
            istore 2
            iconst_0
            istore 1
            goto 4
      StackMap locals: top int int com.sun.javafx.logging.Logger[]
      StackMap stack:
         1: aload 3
            iload 1
            aaload
            astore 0 /* logger */
        start local 0 // com.sun.javafx.logging.Logger logger
         2: .line 67
            aload 0 /* logger */
            invokevirtual com.sun.javafx.logging.Logger.renderStart:()V
        end local 0 // com.sun.javafx.logging.Logger logger
         3: .line 66
            iinc 1 1
      StackMap locals:
      StackMap stack:
         4: iload 1
            iload 2
            if_icmplt 1
         5: .line 69
            return
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            2    3     0  logger  Lcom/sun/javafx/logging/Logger;

  public static void renderEnd();
    descriptor: ()V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=4, args_size=0
         0: .line 72
            getstatic com.sun.javafx.logging.PulseLogger.loggers:[Lcom/sun/javafx/logging/Logger;
            dup
            astore 3
            arraylength
            istore 2
            iconst_0
            istore 1
            goto 4
      StackMap locals: top int int com.sun.javafx.logging.Logger[]
      StackMap stack:
         1: aload 3
            iload 1
            aaload
            astore 0 /* logger */
        start local 0 // com.sun.javafx.logging.Logger logger
         2: .line 73
            aload 0 /* logger */
            invokevirtual com.sun.javafx.logging.Logger.renderEnd:()V
        end local 0 // com.sun.javafx.logging.Logger logger
         3: .line 72
            iinc 1 1
      StackMap locals:
      StackMap stack:
         4: iload 1
            iload 2
            if_icmplt 1
         5: .line 75
            return
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            2    3     0  logger  Lcom/sun/javafx/logging/Logger;

  public static void addMessage(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=5, args_size=1
        start local 0 // java.lang.String message
         0: .line 78
            getstatic com.sun.javafx.logging.PulseLogger.loggers:[Lcom/sun/javafx/logging/Logger;
            dup
            astore 4
            arraylength
            istore 3
            iconst_0
            istore 2
            goto 4
      StackMap locals: java.lang.String top int int com.sun.javafx.logging.Logger[]
      StackMap stack:
         1: aload 4
            iload 2
            aaload
            astore 1 /* logger */
        start local 1 // com.sun.javafx.logging.Logger logger
         2: .line 79
            aload 1 /* logger */
            aload 0 /* message */
            invokevirtual com.sun.javafx.logging.Logger.addMessage:(Ljava/lang/String;)V
        end local 1 // com.sun.javafx.logging.Logger logger
         3: .line 78
            iinc 2 1
      StackMap locals:
      StackMap stack:
         4: iload 2
            iload 3
            if_icmplt 1
         5: .line 81
            return
        end local 0 // java.lang.String message
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    6     0  message  Ljava/lang/String;
            2    3     1   logger  Lcom/sun/javafx/logging/Logger;
    MethodParameters:
         Name  Flags
      message  

  public static void incrementCounter(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=5, args_size=1
        start local 0 // java.lang.String counter
         0: .line 84
            getstatic com.sun.javafx.logging.PulseLogger.loggers:[Lcom/sun/javafx/logging/Logger;
            dup
            astore 4
            arraylength
            istore 3
            iconst_0
            istore 2
            goto 4
      StackMap locals: java.lang.String top int int com.sun.javafx.logging.Logger[]
      StackMap stack:
         1: aload 4
            iload 2
            aaload
            astore 1 /* logger */
        start local 1 // com.sun.javafx.logging.Logger logger
         2: .line 85
            aload 1 /* logger */
            aload 0 /* counter */
            invokevirtual com.sun.javafx.logging.Logger.incrementCounter:(Ljava/lang/String;)V
        end local 1 // com.sun.javafx.logging.Logger logger
         3: .line 84
            iinc 2 1
      StackMap locals:
      StackMap stack:
         4: iload 2
            iload 3
            if_icmplt 1
         5: .line 87
            return
        end local 0 // java.lang.String counter
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    6     0  counter  Ljava/lang/String;
            2    3     1   logger  Lcom/sun/javafx/logging/Logger;
    MethodParameters:
         Name  Flags
      counter  

  public static void newPhase(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=5, args_size=1
        start local 0 // java.lang.String name
         0: .line 90
            getstatic com.sun.javafx.logging.PulseLogger.loggers:[Lcom/sun/javafx/logging/Logger;
            dup
            astore 4
            arraylength
            istore 3
            iconst_0
            istore 2
            goto 4
      StackMap locals: java.lang.String top int int com.sun.javafx.logging.Logger[]
      StackMap stack:
         1: aload 4
            iload 2
            aaload
            astore 1 /* logger */
        start local 1 // com.sun.javafx.logging.Logger logger
         2: .line 91
            aload 1 /* logger */
            aload 0 /* name */
            invokevirtual com.sun.javafx.logging.Logger.newPhase:(Ljava/lang/String;)V
        end local 1 // com.sun.javafx.logging.Logger logger
         3: .line 90
            iinc 2 1
      StackMap locals:
      StackMap stack:
         4: iload 2
            iload 3
            if_icmplt 1
         5: .line 93
            return
        end local 0 // java.lang.String name
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    6     0    name  Ljava/lang/String;
            2    3     1  logger  Lcom/sun/javafx/logging/Logger;
    MethodParameters:
      Name  Flags
      name  

  public static void newInput(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=5, args_size=1
        start local 0 // java.lang.String name
         0: .line 96
            getstatic com.sun.javafx.logging.PulseLogger.loggers:[Lcom/sun/javafx/logging/Logger;
            dup
            astore 4
            arraylength
            istore 3
            iconst_0
            istore 2
            goto 4
      StackMap locals: java.lang.String top int int com.sun.javafx.logging.Logger[]
      StackMap stack:
         1: aload 4
            iload 2
            aaload
            astore 1 /* logger */
        start local 1 // com.sun.javafx.logging.Logger logger
         2: .line 97
            aload 1 /* logger */
            aload 0 /* name */
            invokevirtual com.sun.javafx.logging.Logger.newInput:(Ljava/lang/String;)V
        end local 1 // com.sun.javafx.logging.Logger logger
         3: .line 96
            iinc 2 1
      StackMap locals:
      StackMap stack:
         4: iload 2
            iload 3
            if_icmplt 1
         5: .line 99
            return
        end local 0 // java.lang.String name
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    6     0    name  Ljava/lang/String;
            2    3     1  logger  Lcom/sun/javafx/logging/Logger;
    MethodParameters:
      Name  Flags
      name  

  public static boolean isPulseLoggingRequested();
    descriptor: ()Z
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 106
            invokedynamic run()Ljava/security/PrivilegedAction;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  ()Ljava/lang/Object;
                  com/sun/javafx/logging/PulseLogger.lambda$0()Ljava/lang/Boolean; (6)
                  ()Ljava/lang/Boolean;
            invokestatic java.security.AccessController.doPrivileged:(Ljava/security/PrivilegedAction;)Ljava/lang/Object;
            checkcast java.lang.Boolean
            invokevirtual java.lang.Boolean.booleanValue:()Z
            ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private static com.sun.javafx.logging.Logger loadLogger(java.lang.String);
    descriptor: (Ljava/lang/String;)Lcom/sun/javafx/logging/Logger;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=1
        start local 0 // java.lang.String className
         0: .line 112
            aload 0 /* className */
            invokestatic java.lang.Class.forName:(Ljava/lang/String;)Ljava/lang/Class;
            astore 1 /* klass */
        start local 1 // java.lang.Class klass
         1: .line 113
            aload 1 /* klass */
            ifnull 6
         2: .line 114
            aload 1 /* klass */
            ldc "createInstance"
            iconst_0
            anewarray java.lang.Class
            invokevirtual java.lang.Class.getDeclaredMethod:(Ljava/lang/String;[Ljava/lang/Class;)Ljava/lang/reflect/Method;
            astore 2 /* method */
        start local 2 // java.lang.reflect.Method method
         3: .line 115
            aload 2 /* method */
            aconst_null
            iconst_0
            anewarray java.lang.Object
            invokevirtual java.lang.reflect.Method.invoke:(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;
            checkcast com.sun.javafx.logging.Logger
         4: areturn
        end local 2 // java.lang.reflect.Method method
        end local 1 // java.lang.Class klass
         5: .line 117
      StackMap locals:
      StackMap stack: java.lang.Throwable
            pop
         6: .line 120
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
        end local 0 // java.lang.String className
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    7     0  className  Ljava/lang/String;
            1    5     1      klass  Ljava/lang/Class<*>;
            3    5     2     method  Ljava/lang/reflect/Method;
      Exception table:
        from    to  target  type
           0     4       5  Class java.lang.NoClassDefFoundError
           0     4       5  Class java.lang.ClassNotFoundException
           0     4       5  Class java.lang.NoSuchMethodException
           0     4       5  Class java.lang.IllegalAccessException
           0     4       5  Class java.lang.reflect.InvocationTargetException
    MethodParameters:
           Name  Flags
      className  

  private static java.lang.Boolean lambda$0();
    descriptor: ()Ljava/lang/Boolean;
    flags: (0x100a) ACC_PRIVATE, ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 106
            ldc "javafx.pulseLogger"
            invokestatic java.lang.Boolean.getBoolean:(Ljava/lang/String;)Z
            invokestatic java.lang.Boolean.valueOf:(Z)Ljava/lang/Boolean;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "PulseLogger.java"
InnerClasses:
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles