aa

java_demo/src/main/java/com/cmower/java_demo/duoxiancheng/Cmower.java

+package com.cmower.java_demo.duoxiancheng;
+
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.ThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicInteger;
+
+public class Cmower {
+
+    public static AtomicInteger count = new AtomicInteger();
+
+    public static int getCount() {
+        return count.get();
+    }
+
+    public static void addCount() {
+        count.incrementAndGet();
+    }
+
+    public static void main(String[] args) {
+        ExecutorService executorService = new ThreadPoolExecutor(10, 1000, 60L, TimeUnit.SECONDS,
+                new ArrayBlockingQueue<Runnable>(10));
+
+        for (int i = 0; i < 1000; i++) {
+            Runnable r = new Runnable() {
+
+                @Override
+                public void run() {
+                    Cmower.addCount();
+                }
+            };
+            executorService.execute(r);
+        }
+        executorService.shutdown();
+        System.out.println(Cmower.count);
+    }
+
+}

java_demo/src/main/java/com/cmower/java_demo/xuliehua/Test.java

+package com.cmower.java_demo.xuliehua;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+
+public class Test {
+
+    public static void main(String[] args) {
+      // 初始化
+        Wanger wanger = new Wanger();
+        wanger.setName("王二");
+        wanger.setAge(18);
+        System.out.println(wanger);
+
+        // 把对象写到文件中
+        try (ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream("chenmo"));){
+            oos.writeObject(wanger);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        
+        Wanger.pre ="不沉默";
+
+        // 从文件中读出对象
+        try (ObjectInputStream ois = new ObjectInputStream(new FileInputStream(new File("chenmo")));){
+            Wanger wanger1 = (Wanger) ois.readObject();
+            System.out.println(wanger1);
+        } catch (IOException | ClassNotFoundException e) {
+            e.printStackTrace();
+        }
+    }
+
+}

java_demo/src/main/java/com/cmower/java_demo/xuliehua/Wanger.java

+package com.cmower.java_demo.xuliehua;
+
+import java.io.Serializable;
+
+class Wanger implements Serializable {
+    private static final long serialVersionUID = -2095916884810199532L;
+
+    private String name;
+    private int age;
+
+    public static String pre = "沉默";
+    transient String meizi = "王三";
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getAge() {
+        return age;
+    }
+
+    public void setAge(int age) {
+        this.age = age;
+    }
+
+    @Override
+    public String toString() {
+        return "Wanger{" + "name=" + name + ",age=" + age + ",pre=" + pre + ",meizi=" + meizi + "}";
+    }
+}