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java-multithread lock包更新至example9 · JavaDevelopRep/java-learning@cebf798 · GitHub

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java-multithread lock包更新至example9
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‎java-multithread/src/main/java/com/brianway/learning/java/multithread/lock/example2/MyService.java‎

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package com.brianway.learning.java.multithread.lock.example2;
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import java.util.concurrent.locks.Condition;
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import java.util.concurrent.locks.Lock;
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import java.util.concurrent.locks.ReentrantLock;
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/**
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* Created by brian on 2016/4/15.
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*/
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public class MyService {
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private Lock lock = new ReentrantLock();
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private Condition conditionA = lock.newCondition();
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private Condition conditionB = lock.newCondition();
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public void awaitA(){
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try {
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lock.lock();
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System.out.println("awaitA begin时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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conditionA.await();
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System.out.println("awaitA end 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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} catch (InterruptedException e) {
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e.printStackTrace();
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}finally {
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lock.unlock();
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System.out.println("A锁释放了 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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}
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}
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public void awaitB(){
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try {
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lock.lock();
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System.out.println("awaitB begin时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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conditionB.await();
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System.out.println("awaitB end 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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} catch (InterruptedException e) {
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e.printStackTrace();
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}finally {
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lock.unlock();
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System.out.println("B锁释放了 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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}
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}
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public void signalAll_A(){
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try {
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lock.lock();
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System.out.println("signalAll_A 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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conditionA.signalAll();
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} finally {
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lock.unlock();
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}
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}
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public void signalAll_B(){
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try {
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lock.lock();
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System.out.println("signalAll_B 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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conditionB.signalAll();
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} finally {
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lock.unlock();
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}
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}
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}

‎java-multithread/src/main/java/com/brianway/learning/java/multithread/lock/example2/Run2_MustUseMoreCondition.java‎

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package com.brianway.learning.java.multithread.lock.example2;
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/**
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* Created by Brian on 2016/4/15.
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*/
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/**
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* P210
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* 使用多个condition实现通知部分线程
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*/
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public class Run2_MustUseMoreCondition {
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public static void main(String[] args) throws InterruptedException {
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MyService service = new MyService();
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ThreadA a = new ThreadA(service);
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a.setName("A");
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a.start();
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ThreadB b = new ThreadB(service);
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b.setName("B");
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b.start();
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Thread.sleep(3000);
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service.signalAll_A();
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}
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}
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/*
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输出：
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awaitA begin时间为1460687242048 ThreadName=A
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awaitB begin时间为1460687242048 ThreadName=B
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signalAll_A 时间为1460687245048 ThreadName=main
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awaitA end 时间为1460687245048 ThreadName=A
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A锁释放了 时间为1460687245048 ThreadName=A
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*/

‎java-multithread/src/main/java/com/brianway/learning/java/multithread/lock/example2/ThreadA.java‎

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package com.brianway.learning.java.multithread.lock.example2;
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/**
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* Created by Brian on 2016/4/15.
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*/
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public class ThreadA extends Thread{
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private MyService service;
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public ThreadA(MyService service) {
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this.service = service;
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}
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@Override
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public void run() {
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service.awaitA();
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}
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}

‎java-multithread/src/main/java/com/brianway/learning/java/multithread/lock/example2/ThreadB.java‎

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package com.brianway.learning.java.multithread.lock.example2;
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/**
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* Created by Brian on 2016/4/15.
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*/
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public class ThreadB extends Thread{
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private MyService service;
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public ThreadB(MyService service) {
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this.service = service;
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}
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@Override
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public void run() {
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service.awaitB();
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}
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}

‎java-multithread/src/main/java/com/brianway/learning/java/multithread/lock/example3/MyService.java‎

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package com.brianway.learning.java.multithread.lock.example3;
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import java.util.concurrent.locks.Condition;
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import java.util.concurrent.locks.ReentrantLock;
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/**
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* Created by Brian on 2016/4/15.
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*/
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public class MyService {
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private ReentrantLock lock = new ReentrantLock();
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private Condition condition = lock.newCondition();
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private boolean hasValue = false;
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public void set(){
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try {
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lock.lock();
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while (hasValue == true){
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System.out.println("有可能★★连续"+" 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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condition.await();
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}
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System.out.println("打印★"+" 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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hasValue = true;
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//condition.signal();
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condition.signalAll();
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} catch (InterruptedException e) {
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e.printStackTrace();
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} finally {
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System.out.println("set unlock"+" 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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lock.unlock();
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}
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}
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public void get(){
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try {
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lock.lock();
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while (hasValue == false){
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System.out.println("有可能☆☆连续"+" 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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condition.await();
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}
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System.out.println("打印☆"+" 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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hasValue = false;
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//condition.signal();
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condition.signalAll();
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} catch (InterruptedException e) {
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e.printStackTrace();
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} finally {
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System.out.println("get unlock"+" 时间为"+System.currentTimeMillis()+" ThreadName="+Thread.currentThread().getName());
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lock.unlock();
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}
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}
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}

‎java-multithread/src/main/java/com/brianway/learning/java/multithread/lock/example3/Run3_ConditionManyToMany.java‎

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package com.brianway.learning.java.multithread.lock.example3;
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/**
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* Created by Brian on 2016/4/15.
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*/
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/**
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* P215
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* 实现生产者/消费者模式，多对多交替打印
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* signal()会假死
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* signalAll()
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*/
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public class Run3_ConditionManyToMany {
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public static void main(String[] args) {
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MyService service = new MyService();
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ThreadA[] threadAs = new ThreadA[10];
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ThreadB[] threadBs = new ThreadB[10];
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for(int i=0;i<10;i++){
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threadAs[i] = new ThreadA(service);
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threadBs[i] = new ThreadB(service);
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threadAs[i].start();
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threadBs[i].start();
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}
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}
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}
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/*
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输出：
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有可能★★连续 时间为1460688833773 ThreadName=Thread-18
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有可能★★连续 时间为1460688833773 ThreadName=Thread-2
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有可能★★连续 时间为1460688833773 ThreadName=Thread-10
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有可能★★连续 时间为1460688833773 ThreadName=Thread-4
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有可能★★连续 时间为1460688833773 ThreadName=Thread-8
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有可能★★连续 时间为1460688833773 ThreadName=Thread-0
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打印☆ 时间为1460688833773 ThreadName=Thread-13
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get unlock 时间为1460688833773 ThreadName=Thread-13
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-13
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-7
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-9
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-11
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-1
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-5
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-15
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打印★ 时间为1460688833773 ThreadName=Thread-6
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set unlock 时间为1460688833773 ThreadName=Thread-6
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有可能★★连续 时间为1460688833773 ThreadName=Thread-6
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有可能★★连续 时间为1460688833773 ThreadName=Thread-12
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有可能★★连续 时间为1460688833773 ThreadName=Thread-16
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有可能★★连续 时间为1460688833773 ThreadName=Thread-14
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打印☆ 时间为1460688833773 ThreadName=Thread-17
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get unlock 时间为1460688833773 ThreadName=Thread-17
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-17
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-3
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-19
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打印★ 时间为1460688833773 ThreadName=Thread-18
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set unlock 时间为1460688833773 ThreadName=Thread-18
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有可能★★连续 时间为1460688833773 ThreadName=Thread-18
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有可能★★连续 时间为1460688833773 ThreadName=Thread-2
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有可能★★连续 时间为1460688833773 ThreadName=Thread-10
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有可能★★连续 时间为1460688833773 ThreadName=Thread-4
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有可能★★连续 时间为1460688833773 ThreadName=Thread-8
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有可能★★连续 时间为1460688833773 ThreadName=Thread-0
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打印☆ 时间为1460688833773 ThreadName=Thread-13
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get unlock 时间为1460688833773 ThreadName=Thread-13
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-13
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-7
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-9
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-11
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-1
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-5
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有可能☆☆连续 时间为1460688833773 ThreadName=Thread-15
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打印★ 时间为1460688833773 ThreadName=Thread-6
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set unlock 时间为1460688833773 ThreadName=Thread-6
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有可能★★连续 时间为1460688833773 ThreadName=Thread-6
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有可能★★连续 时间为1460688833773 ThreadName=Thread-12
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有可能★★连续 时间为1460688833773 ThreadName=Thread-16
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有可能★★连续 时间为1460688833773 ThreadName=Thread-14
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打印☆ 时间为1460688833773 ThreadName=Thread-17
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get unlock 时间为1460688833773 ThreadName=Thread-17
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*/

‎java-multithread/src/main/java/com/brianway/learning/java/multithread/lock/example3/ThreadA.java‎

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package com.brianway.learning.java.multithread.lock.example3;
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/**
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* Created by Brian on 2016/4/15.
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*/
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public class ThreadA extends Thread{
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private MyService service;
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public ThreadA(MyService service) {
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this.service = service;
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}
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@Override
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public void run() {
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for(int i = 0;i<Integer.MAX_VALUE;i++){
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service.set();
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}
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}
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}

‎java-multithread/src/main/java/com/brianway/learning/java/multithread/lock/example3/ThreadB.java‎

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package com.brianway.learning.java.multithread.lock.example3;
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/**
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* Created by Brian on 2016/4/15.
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*/
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public class ThreadB extends Thread{
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private MyService service;
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public ThreadB(MyService service) {
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this.service = service;
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}
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@Override
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public void run() {
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for(int i = 0;i<Integer.MAX_VALUE;i++){
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service.get();
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}
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}
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}

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