StopWatch clock = new StopWatch(getClass().getName()); try { clock.start(call.toShortString()); returnValue = call.proceed(); } finally { clock.stop(); stop(); System.out.println(clock.prettyPrint()); } return returnValue; } } 47 Kotlin class SimpleProfiler : Ordered { private var order: Int = 0 // allows us to control Any val clock = StopWatch(javaClass.name) try { clock.start(call.toShortString()) returnValue = call.proceed() } finally { clock.stop()

main(String[] args) { 7 JFrame jf = new JFrame(”Clock”); 8 JLabel clock = new JLabel(”clock”); 9 clock.setHorizontalAlignment(JLabel.CENTER); 10 jf .add(clock, ”Center”); 11 jf . setSize(140, 80); 12 jf new MyThread(clock); 16 t. start (); 17 } 18 } 20 class MyThread extends Thread { 21 private JLabel clock; 22 private int i ; 23 public MyThread(JLabel clock) { 24 this .clock = clock; 25 this . i = 1; 26 } 27 public void run() { 28 while(true) { 29 clock.setText(String.valueOf(i++)); 30 try { 31 Thread.sleep(1000); 32 } catch(InterruptedException e) { 33 e.printStackTrace(); 34 }

HierarchicalNameMapper. An auto-configured GraphiteConfig and Clock beans are provided unless you define your own: Java import io.micrometer.core.instrument.Clock; import io.micrometer.core.instrument.Meter; import GraphiteMeterRegistry graphiteMeterRegistry(GraphiteConfig config, Clock clock) { return new GraphiteMeterRegistry(config, clock, this::toHierarchicalName); } private String toHierarchicalName(Meter NamingConvention convention) { return ... } } 439 Kotlin import io.micrometer.core.instrument.Clock import io.micrometer.core.instrument.Meter import io.micrometer.core.instrument.config.NamingConvention

HierarchicalNameMapper. An auto-configured GraphiteConfig and Clock beans are provided unless you define your own: Java import io.micrometer.core.instrument.Clock; import io.micrometer.core.instrument.Meter; import GraphiteMeterRegistry graphiteMeterRegistry(GraphiteConfig config, Clock clock) { return new GraphiteMeterRegistry(config, clock, this::toHierarchicalName); } private String toHierarchicalName(Meter NamingConvention convention) { return ... } } 455 Kotlin import io.micrometer.core.instrument.Clock import io.micrometer.core.instrument.Meter import io.micrometer.core.instrument.config.NamingConvention

HierarchicalNameMapper. An auto-configured GraphiteConfig and Clock beans are provided unless you define your own: Java import io.micrometer.core.instrument.Clock; import io.micrometer.core.instrument.Meter; import GraphiteMeterRegistry graphiteMeterRegistry(GraphiteConfig config, Clock clock) { return new GraphiteMeterRegistry(config, clock, this::toHierarchicalName); } private String toHierarchicalName(Meter NamingConvention convention) { return ... } } 459 Kotlin import io.micrometer.core.instrument.Clock import io.micrometer.core.instrument.Meter import io.micrometer.core.instrument.config.NamingConvention

HierarchicalNameMapper. An auto-configured GraphiteConfig and Clock beans are provided unless you define your own: Java import io.micrometer.core.instrument.Clock; import io.micrometer.core.instrument.Meter; import GraphiteMeterRegistry graphiteMeterRegistry(GraphiteConfig config, Clock clock) { return new GraphiteMeterRegistry(config, clock, this::toHierarchicalName); } private String toHierarchicalName(Meter NamingConvention convention) { return ... } } 458 Kotlin import io.micrometer.core.instrument.Clock import io.micrometer.core.instrument.Meter import io.micrometer.core.instrument.config.NamingConvention

HierarchicalNameMapper. An auto-configured GraphiteConfig and Clock beans are provided unless you define your own: Java import io.micrometer.core.instrument.Clock; import io.micrometer.core.instrument.Meter; import GraphiteMeterRegistry graphiteMeterRegistry(GraphiteConfig config, Clock clock) { return new GraphiteMeterRegistry(config, clock, this::toHierarchicalName); } private String toHierarchicalName(Meter NamingConvention convention) { return ... } } 460 Kotlin import io.micrometer.core.instrument.Clock import io.micrometer.core.instrument.Meter import io.micrometer.core.instrument.config.NamingConvention

HierarchicalNameMapper. An auto-configured GraphiteConfig and Clock beans are provided unless you define your own: Java import io.micrometer.core.instrument.Clock; import io.micrometer.core.instrument.Meter; import GraphiteMeterRegistry graphiteMeterRegistry(GraphiteConfig config, Clock clock) { return new GraphiteMeterRegistry(config, clock, this::toHierarchicalName); } private String toHierarchicalName(Meter NamingConvention convention) { return ... } } 465 Kotlin import io.micrometer.core.instrument.Clock import io.micrometer.core.instrument.Meter import io.micrometer.core.instrument.config.NamingConvention

HierarchicalNameMapper. An auto-configured GraphiteConfig and Clock beans are provided unless you define your own: Java import io.micrometer.core.instrument.Clock; import io.micrometer.core.instrument.Meter; import GraphiteMeterRegistry graphiteMeterRegistry(GraphiteConfig config, Clock clock) { return new GraphiteMeterRegistry(config, clock, this::toHierarchicalName); } private String toHierarchicalName(Meter NamingConvention convention) { return ... } } 465 Kotlin import io.micrometer.core.instrument.Clock import io.micrometer.core.instrument.Meter import io.micrometer.core.instrument.config.NamingConvention

HierarchicalNameMapper. An auto-configured GraphiteConfig and Clock beans are provided unless you define your own: Java import io.micrometer.core.instrument.Clock; import io.micrometer.core.instrument.Meter; import GraphiteMeterRegistry graphiteMeterRegistry(GraphiteConfig config, Clock clock) { return new GraphiteMeterRegistry(config, clock, this::toHierarchicalName); } private String toHierarchicalName(Meter NamingConvention convention) { return ... } } 460 Kotlin import io.micrometer.core.instrument.Clock import io.micrometer.core.instrument.Meter import io.micrometer.core.instrument.config.NamingConvention