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  • FutureTask源码分析

    ..., and cancel. During completion, state may take on * transient values of COMPLETING (while outcome is being set) or * INTERRUPTING (only while interrupting the runner to satisfy a * cancel(true...

    luqiuwen 评论0 收藏0
  • Leetcode PHP题解--D86 748. Shortest Completing Word

    D86 748. Shortest Completing Word 题目链接 748. Shortest Completing Word 题目分析 从给定的一个字符串中提取字符。从另一个给定的单词数组中,选择出所提取的字符在单词中出现次数相等或大于的单词。若出现次数相同,则返回第一个...

    seasonley 评论0 收藏0
  • FutureTask源码分析笔记

    ...trueTask是有状态的 共7种状态,四种状态变换的可能 NEW -> COMPLETING -> EXCEPTIONAL NEW -> CANCELLED NEW -> COMPLETING -> NORMAL NEW -> INTERRUPTING -> INTERRUPTED Callable和runnable的区别 0. 通过call方法调用; 1. 有返回值 2. 可以抛异常 g...

    PascalXie 评论0 收藏0
  • FutureTask源码解析(2)——深入理解FutureTask

    ...state; private static final int NEW = 0; private static final int COMPLETING = 1; private static final int NORMAL = 2; private static final int EXCEPTIONAL = 3; private static fin...

    Harpsichord1207 评论0 收藏0
  • FutureTask

    ...的迁移过程,FutureTask的运行状态有: NEW:初始状态。 COMPLETING:结果正在被set过程中。 NORMAL:任务正常执行结束。 EXCEPTIONAL:任务执行过程中发生异常。 CANCELLED:任务执行过程中被取消。 INTERRUPTING:任务即将被中断。 INTERRUPT...

    GeekGhc 评论0 收藏0
  • 追踪解析 FutureTask 源码

    ... CAS 操作比较并更新状态值 if (STATE.compareAndSet(this, NEW, COMPLETING)) { //outcome 是一个 Object 对象,用于存储 callable 的返回值 //此处由于报错了,所以储存的是错误对象 outcome = t; //EXCEPTIONAL = 3 ...

    xcc3641 评论0 收藏0
  • 【Java并发】Runnable、Callable、Future、FutureTask

    ...state; private static final int NEW = 0; private static final int COMPLETING = 1; private static final int NORMAL = 2; private static final int EXCEPTIONAL = 3; private static fin...

    zhaot 评论0 收藏0
  • Future 模式

    ...vate static final int NEW = 0; // 创建 private static final int COMPLETING = 1; // 完成 private static final int NORMAL = 2; // private static final int EXCEPTIONAL = 3; // invoke ta...

    el09xccxy 评论0 收藏0
  • Java多线程进阶(四二)—— J.U.C之executors框架:Future模式

    ...给任务定义了7种状态: NEW:表示任务的初始化状态; COMPLETING:表示任务已执行完成(正常完成或异常完成),但任务结果或异常原因还未设置完成,属于中间状态; NORMAL:表示任务已经执行完成(正常完成),且任务结果...

    marek 评论0 收藏0
  • futureTask的超时原理解析

    ...hrowable t) { if (UNSAFE.compareAndSwapInt(this, stateOffset, NEW, COMPLETING)) { outcome = t; UNSAFE.putOrderedInt(this, stateOffset, EXCEPTIONAL); // final state ...

    liangzai_cool 评论0 收藏0
  • Java Executors 源码分析

    ...Done方法来实现阻塞。当然,只有两个状态需要处理:NEW, COMPLETING。 NEW的状态在前文已经有介绍过。COMPLETING状态通常持续较短,在FutureTask 内部的callable 的call方法调用完毕后,会需要将call的返回值设置到outcome这个成员变量。随...

    itvincent 评论0 收藏0
  • 为什么不用setInterval

    ...elay mentioned in setInterval (like ajax call, which might it prevent from completing on time), we will find that either functions have no breathing room or setInterval breaks its rhythm. var f...

    EastWoodYang 评论0 收藏0
  • 解析Java线程池的异常处理机制

    ...hrowable t) { if (UNSAFE.compareAndSwapInt(this, stateOffset, NEW, COMPLETING)) { outcome = t; //赋给了这个变量 UNSAFE.putOrderedInt(this, stateOffset, EXCEPTIONAL); // fin...

    darkerXi 评论0 收藏0
  • Deep learning:九(Sparse Autoencoder练习)

    ...seAutoencoderCost.m and computeNumericalGradient.m. % For the purpose of completing the assignment, you do not need to % change the code in this file. % %%======================================...

    ?xiaoxiao, 评论0 收藏0

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