休眠线程sleep的使用

Author: JeffLi1993

src/org/javacore/thread/SleepingTask.java

@@ -0,0 +1,52 @@
+package org.javacore.thread;
+
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Created by BYSocket on 2015/11/2.
+ *
+ * Copyright [2015] [Jeff Lee]
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @author Jeff Lee
+ * @since 2015-11-3 09:04:16
+ * 	休眠线程sleep的使用
+ */
+public class SleepingTask extends LiftOff {
+    @Override
+    public void run(){
+        while(countDown-- > 0){
+            try {
+                System.out.println(status());
+                // 老版本调用：Thread.sleep(1000);
+                TimeUnit.MICROSECONDS.sleep(100);
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+    public static void main(String[] args) {
+        // 创建新的线程池
+        ExecutorService exec = Executors.newCachedThreadPool();
+        for (int i = 0; i < 5;i++)
+            exec.execute(new SleepingTask());// 由线程池决定执行线程
+        // 顺序关闭，执行以前提交的线程，不接受新的线程
+        exec.shutdown();
+    }
+}