格式化代码

src/concurrency/CaptureUncaughtException.java

@@ -1,42 +1,46 @@
 package concurrency;//: concurrency/CaptureUncaughtException.java
+
 import java.util.concurrent.*;
 
 class ExceptionThread2 implements Runnable {
-  public void run() {
-    Thread t = Thread.currentThread();
-    System.out.println("run() by " + t);
-    System.out.println(
-      "eh = " + t.getUncaughtExceptionHandler());
-    throw new RuntimeException();
-  }
+    @Override
+    public void run() {
+        Thread t = Thread.currentThread();
+        System.out.println("run() by " + t);
+        System.out.println(
+                "eh = " + t.getUncaughtExceptionHandler());
+        throw new RuntimeException();
+    }
 }
 
 class MyUncaughtExceptionHandler implements
-Thread.UncaughtExceptionHandler {
-  public void uncaughtException(Thread t, Throwable e) {
-    System.out.println("caught " + e);
-  }
+        Thread.UncaughtExceptionHandler {
+    @Override
+    public void uncaughtException(Thread t, Throwable e) {
+        System.out.println("caught " + e);
+    }
 }
 
 class HandlerThreadFactory implements ThreadFactory {
-  public Thread newThread(Runnable r) {
-    System.out.println(this + " creating new Thread");
-    Thread t = new Thread(r);
-    System.out.println("created " + t);
-    t.setUncaughtExceptionHandler(
-      new MyUncaughtExceptionHandler());
-    System.out.println(
-      "eh = " + t.getUncaughtExceptionHandler());
-    return t;
-  }
+    @Override
+    public Thread newThread(Runnable r) {
+        System.out.println(this + " creating new Thread");
+        Thread t = new Thread(r);
+        System.out.println("created " + t);
+        t.setUncaughtExceptionHandler(
+                new MyUncaughtExceptionHandler());
+        System.out.println(
+                "eh = " + t.getUncaughtExceptionHandler());
+        return t;
+    }
 }
 
 public class CaptureUncaughtException {
-  public static void main(String[] args) {
-    ExecutorService exec = Executors.newCachedThreadPool(
-      new HandlerThreadFactory());
-    exec.execute(new ExceptionThread2());
-  }
+    public static void main(String[] args) {
+        ExecutorService exec = Executors.newCachedThreadPool(
+                new HandlerThreadFactory());
+        exec.execute(new ExceptionThread2());
+    }
 } /* Output: (90% match)
 HandlerThreadFactory@de6ced creating new Thread
 created Thread[Thread-0,5,main]