Completing精品文章

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  FutureTask源碼分析

  ..., 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 2019-08-16 11:03 評(píng)論0 收藏0
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  Leetcode PHP題解--D86 748. Shortest Completing Word

  D86 748. Shortest Completing Word 題目鏈接 748. Shortest Completing Word 題目分析 從給定的一個(gè)字符串中提取字符。從另一個(gè)給定的單詞數(shù)組中，選擇出所提取的字符在單詞中出現(xiàn)次數(shù)相等或大于的單詞。若出現(xiàn)次數(shù)相同，則返回第一個(gè)...

  seasonley 2019-07-01 13:59 評(píng)論0 收藏0
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  FutureTask源碼分析筆記

  ...trueTask是有狀態(tài)的 共7種狀態(tài)，四種狀態(tài)變換的可能 NEW -> COMPLETING -> EXCEPTIONAL NEW -> CANCELLED NEW -> COMPLETING -> NORMAL NEW -> INTERRUPTING -> INTERRUPTED Callable和runnable的區(qū)別 0. 通過(guò)call方法調(diào)用； 1. 有返回值 2. 可以拋異常 g...

  PascalXie 2019-08-15 15:42 評(píng)論0 收藏0
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  FutureTask源碼解析(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 2019-08-19 11:17 評(píng)論0 收藏0
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  FutureTask

  ...的遷移過(guò)程，F(xiàn)utureTask的運(yùn)行狀態(tài)有： NEW：初始狀態(tài)。 COMPLETING：結(jié)果正在被set過(guò)程中。 NORMAL：任務(wù)正常執(zhí)行結(jié)束。 EXCEPTIONAL：任務(wù)執(zhí)行過(guò)程中發(fā)生異常。 CANCELLED：任務(wù)執(zhí)行過(guò)程中被取消。 INTERRUPTING：任務(wù)即將被中斷。 INTERRUPT...

  GeekGhc 2019-08-15 13:32 評(píng)論0 收藏0
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  追蹤解析 FutureTask 源碼

  ... CAS 操作比較并更新?tīng)顟B(tài)值 if (STATE.compareAndSet(this, NEW, COMPLETING)) { //outcome 是一個(gè) Object 對(duì)象，用于存儲(chǔ) callable 的返回值 //此處由于報(bào)錯(cuò)了，所以儲(chǔ)存的是錯(cuò)誤對(duì)象 outcome = t; //EXCEPTIONAL = 3 ...

  xcc3641 2019-08-16 15:20 評(píng)論0 收藏0
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  【Java并發(fā)】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 2019-08-19 11:01 評(píng)論0 收藏0
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  Future 模式

  ...vate static final int NEW = 0; // 創(chuàng)建 private static final int COMPLETING = 1; // 完成 private static final int NORMAL = 2; // private static final int EXCEPTIONAL = 3; // invoke ta...

  el09xccxy 2019-08-14 12:44 評(píng)論0 收藏0
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  Java多線程進(jìn)階（四二）—— J.U.C之executors框架：Future模式

  ...給任務(wù)定義了7種狀態(tài)： NEW：表示任務(wù)的初始化狀態(tài)； COMPLETING：表示任務(wù)已執(zhí)行完成（正常完成或異常完成），但任務(wù)結(jié)果或異常原因還未設(shè)置完成，屬于中間狀態(tài)； NORMAL：表示任務(wù)已經(jīng)執(zhí)行完成（正常完成），且任務(wù)結(jié)果...

  marek 2019-08-16 13:29 評(píng)論0 收藏0
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  futureTask的超時(shí)原理解析

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

  liangzai_cool 2019-08-15 12:18 評(píng)論0 收藏0
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  Java Executors 源碼分析

  ...Done方法來(lái)實(shí)現(xiàn)阻塞。當(dāng)然，只有兩個(gè)狀態(tài)需要處理：NEW, COMPLETING。 NEW的狀態(tài)在前文已經(jīng)有介紹過(guò)。COMPLETING狀態(tài)通常持續(xù)較短，在FutureTask 內(nèi)部的callable 的call方法調(diào)用完畢后，會(huì)需要將call的返回值設(shè)置到outcome這個(gè)成員變量。隨...

  itvincent 2019-08-14 15:07 評(píng)論0 收藏0
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  為什么不用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 2019-08-26 10:38 評(píng)論0 收藏0
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  解析Java線程池的異常處理機(jī)制

  ...hrowable t) { if (UNSAFE.compareAndSwapInt(this, stateOffset, NEW, COMPLETING)) { outcome = t; //賦給了這個(gè)變量 UNSAFE.putOrderedInt(this, stateOffset, EXCEPTIONAL); // fin...

  darkerXi 2019-08-16 10:39 評(píng)論0 收藏0
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  Deep learning：九(Sparse Autoencoder練習(xí))

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

  ?xiaoxiao, 2019-04-25 17:58 評(píng)論0 收藏0