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添加线程join方法的使用
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‎src/main/java/com/chen/api/util/thread/study/chapter3/join_interrupt/Test.java‎

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package com.chen.api.util.thread.study.chapter3.join_interrupt;
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/**
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* @author : chen weijie
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* @Date: 2018-05-15 01:34
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*/
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public class Test {
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public static void main(String[] args) {
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try {
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ThreadB threadB = new ThreadB();
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threadB.start();
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Thread.sleep(10);
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ThreadC threadC = new ThreadC(threadB);
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threadC.start();
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}

‎src/main/java/com/chen/api/util/thread/study/chapter3/join_interrupt/ThreadA.java‎

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package com.chen.api.util.thread.study.chapter3.join_interrupt;
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/**
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* @author : chen weijie
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* @Date: 2018-05-15 01:28
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*/
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public class ThreadA extends Thread {
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@Override
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public void run() {
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for (int i = 0; i < 10000; i++) {
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String a = new String("a");
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System.out.println("ThreadA test.....");
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}
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}
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}

‎src/main/java/com/chen/api/util/thread/study/chapter3/join_interrupt/ThreadB.java‎

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package com.chen.api.util.thread.study.chapter3.join_interrupt;
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/**
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* @author : chen weijie
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* @Date: 2018-05-15 01:28
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*/
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public class ThreadB extends Thread {
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@Override
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public void run() {
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try {
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ThreadA threadA = new ThreadA();
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threadA.start();
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threadA.join();
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System.out.println("threadB 在end处打印了。。");
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} catch (InterruptedException e) {
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e.printStackTrace();
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System.out.println("threadB 在catch处打印了。。");
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}
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}
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}

‎src/main/java/com/chen/api/util/thread/study/chapter3/join_interrupt/ThreadC.java‎

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package com.chen.api.util.thread.study.chapter3.join_interrupt;
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/**
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* @author : chen weijie
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* @Date: 2018-05-15 01:32
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*/
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public class ThreadC extends Thread {
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private ThreadB threadB;
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public ThreadC (ThreadB threadB){
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this.threadB =threadB;
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}
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@Override
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public void run(){
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threadB.interrupt();
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}
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}

‎src/main/java/com/chen/api/util/thread/study/chapter3/join_test/Run.java‎

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package com.chen.api.util.thread.study.chapter3.join_test;
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/**
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* @author : chen weijie
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* @Date: 2018-05-15 01:04
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*/
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public class Run {
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public static void main(String[] args) {
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Runnable runnable = new Runnable() {
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@Override
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public void run() {
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try {
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int secondValue = (int)(Math.random() * 10000);
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System.out.println(secondValue);
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Thread.sleep(secondValue);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}
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};
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Thread thread = new Thread(runnable);
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thread.start();
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System.out.println("我想在thread方法执行完毕后执行，但是sleep多少秒呢？");
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System.out.println("答案是不能确定！！");
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}
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}

‎src/main/java/com/chen/api/util/thread/study/chapter3/join_test/Run2.java‎

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package com.chen.api.util.thread.study.chapter3.join_test;
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/**
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*
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* 方法join的作用是使所属的线程对象X正常执行run方法中的任务，而使当前线程Z进行无限制的阻塞，等待线程X销毁后在急需执行线程Z后的代码。
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*
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*
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* @author : chen weijie
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* @Date: 2018-05-15 01:04
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*/
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public class Run2 {
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public static void main(String[] args) {
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Runnable runnable = new Runnable() {
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@Override
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public void run() {
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try {
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int secondValue = (int) (Math.random() * 10000);
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System.out.println(secondValue);
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Thread.sleep(secondValue);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}
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};
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try {
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Thread thread = new Thread(runnable);
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thread.start();
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thread.join();
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System.out.println("我想等待thread执行完毕才执行");
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}
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}

‎src/main/java/com/chen/api/util/thread/study/chapter3/pipeInputOutput/ReadData.java‎

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package com.chen.api.util.thread.study.chapter3.pipeInputOutput;
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import java.io.IOException;
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import java.io.PipedInputStream;
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/**
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* @author : chen weijie
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* @Date: 2018-05-15 00:03
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*/
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public class ReadData {
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public void readMethod(PipedInputStream inputStream) {
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try {
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System.out.println("read:");
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byte[] bytes = new byte[20];
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int readLength = inputStream.read(bytes);
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while (readLength != -1) {
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String newData = new String(bytes, 0, readLength);
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System.out.println(newData);
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readLength = inputStream.read(bytes);
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System.out.println();
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inputStream.close();
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}
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}

‎src/main/java/com/chen/api/util/thread/study/chapter3/pipeInputOutput/Run.java‎

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package com.chen.api.util.thread.study.chapter3.pipeInputOutput;
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import java.io.PipedInputStream;
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import java.io.PipedOutputStream;
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/**
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* @author : chen weijie
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* @Date: 2018-05-15 00:13
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*/
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public class Run {
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public static void main(String[] args) {
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ReadData readData = new ReadData();
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PipedInputStream inputStream = new PipedInputStream();
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WriteData writeData = new WriteData();
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PipedOutputStream outputStream = new PipedOutputStream();
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try {
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outputStream.connect(inputStream);
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ThreadRead threadRead = new ThreadRead(readData, inputStream);
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threadRead.start();
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Thread.sleep(2000);
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ThreadWrite threadWrite = new ThreadWrite(writeData, outputStream);
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threadWrite.start();
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}

‎src/main/java/com/chen/api/util/thread/study/chapter3/pipeInputOutput/ThreadRead.java‎

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package com.chen.api.util.thread.study.chapter3.pipeInputOutput;
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import java.io.PipedInputStream;
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/**
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* @author : chen weijie
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* @Date: 2018-05-15 00:12
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*/
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public class ThreadRead extends Thread {
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private ReadData readdata;
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private PipedInputStream pipedInputStream;
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public ThreadRead(ReadData readdata, PipedInputStream pipedInputStream) {
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this.readdata = readdata;
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this.pipedInputStream = pipedInputStream;
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}
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public void run() {
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readdata.readMethod(pipedInputStream);
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}
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}

‎src/main/java/com/chen/api/util/thread/study/chapter3/pipeInputOutput/ThreadWrite.java‎

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package com.chen.api.util.thread.study.chapter3.pipeInputOutput;
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import java.io.PipedOutputStream;
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/**
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* @author : chen weijie
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* @Date: 2018-05-15 00:07
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*/
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public class ThreadWrite extends Thread {
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private WriteData writeData;
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private PipedOutputStream outputStream;
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public ThreadWrite(WriteData writeData, PipedOutputStream outputStream) {
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this.writeData = writeData;
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this.outputStream = outputStream;
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}
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@Override
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public void run() {
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writeData.writeMethod(outputStream);
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}
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}

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