新增多线程示例

Author: fanxb

.gitignore

@@ -49,4 +49,5 @@ hs_err_pid*
 target
 .mvn
 mvnw
-mvnw.cmd
+mvnw.cmd
+out

2.javaThreadDemo/READEME.md

@@ -0,0 +1,2 @@
+本文件用于说明包用途：
+- base: 创建线程的两种方式

2.javaThreadDemo/src/Main.java

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+public class Main {
+
+    public static void main(String[] args) {
+        System.out.println("Hello World!");
+        System.out.println("当前线程名为："+Thread.currentThread().getName());
+        System.out.println("当前线程id为："+Thread.currentThread().getId());
+    }
+}

2.javaThreadDemo/src/base/CustomExceptionHandler.java

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+package base;
+
+/**
+ * 类功能简述：
+ * 类功能详述：
+ *
+ * @author fanxb
+ * @date 2019/4/9 10:54
+ */
+public class CustomExceptionHandler implements Thread.UncaughtExceptionHandler {
+
+    @Override
+    public void uncaughtException(Thread t, Throwable e) {
+        System.out.println("捕获到线程"+t.getName()+",异常：" + e.getMessage());
+        e.printStackTrace();
+    }
+
+    public static void main(String[] args) {
+        Thread.setDefaultUncaughtExceptionHandler(new CustomExceptionHandler());
+        new Thread(() -> {
+            throw new RuntimeException("test");
+        }).start();
+    }
+}

2.javaThreadDemo/src/base/CustomThreadExtendThread.java

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+package base;
+
+/**
+ * 类功能简述：
+ * 类功能详述：
+ *
+ * @author fanxb
+ * @date 2019/4/8 11:04
+ */
+public class CustomThreadExtendThread extends Thread{
+
+    @Override
+    public void run() {
+        String threadName = Thread.currentThread().getName();
+        long threadId = Thread.currentThread().getId();
+        System.out.println("创建线程名为："+threadName+",id为："+threadId);
+    }
+
+    public static void main(String[] args){
+        Thread thread1 = new CustomThreadExtendThread();
+        Thread thread2 = new CustomThreadExtendThread();
+        thread1.start();
+        thread2.start();
+    }
+}

2.javaThreadDemo/src/base/CustomThreadImplementInterface.java

@@ -0,0 +1,31 @@
+package base;
+
+/**
+ * 类功能简述：
+ * 类功能详述：
+ *
+ * @author fanxb
+ * @date 2019/4/8 11:11
+ */
+public class CustomThreadImplementInterface implements Runnable {
+
+    @Override
+    public void run() {
+        Thread.currentThread().setName(((Double) Math.random()).toString());
+        String threadName = Thread.currentThread().getName();
+        long threadId = Thread.currentThread().getId();
+        System.out.println("创建线程名为：" + threadName + ",id为：" + threadId);
+    }
+
+    public static void main(String[] args) {
+        Thread thread1 = new Thread(new CustomThreadImplementInterface());
+        Thread thread2 = new Thread(new CustomThreadExtendThread());
+        thread1.start();
+        thread2.start();
+
+        //使用lambda表达式，让创建线程更简单
+        new Thread(() -> {
+            System.out.println("创建了一个新线程");
+        }).start();
+    }
+}