lwenxu / JDKSourceCode

some notes with reading jdk1.8

2018/3/25 ChangeLogs

1. 初始化仓库，其实这份源码之前有阅读过一点,有一些注释现在正是开始同步写博客分析 Java8 源码
2. 博客地址:博客园 个人博客 简书 CSDN

ArrayList

1. ctor-3
2. get
3. set
4. add-2
5. remove-2
6. clear
7. addAll
8. write/readObject
9. fast-fail
10. subList
11. iterator
12. forEach
13. sort
14. removeIf

Vector

different with ArrayList

2018/3/26 ChangeLogs

LinkedList

1. ctor-2
2. addFirst
3. addLast
4. addAll
5. add
6. indexOf
7. lastIndexOf
8. peek 获取第一个元素，是 null 就返回 null
9. peekFirst/Last 获取第一个最后一个元素
10. poll 删除第一个元素并返回 没有返回 null
11. pollFirst/Last
12. offer 调用了 add
13. offerFirst/Last
14. push
15. pop
16. set
17. remove(noArgs) == removeFirst 继承自 deque
18. remove(E e) 查找删除
19. read/writeObject 还是手动的序列化，原因一样，直接序列化元素而没有 pre/next

HashMap

1. ctor-4
2. put/putVal
3. resize
4. putAll/putMapEntries
5. get/getNode/containsKey
6. remove/removeNode/clear
7. containsValue
8. read/writeObject

LinkedHashMap

1. ctor-5 最重要的能实现 LRU 的是设置 accessOrder 的那个
2. afterNodeRemoval
3. afterNodeInsertion
4. afterNodeAccess
5. containsValue
6. get
7. removeEldestEntry

2018/3/27 ChangeLogs

HashSet

1. ctor-5
2. add
3. remove
4. read/writeObject

LinkedHashSet

1. ctor-3

ConcurrentHashMap

1. ctor-4 延时加载

2. size

3. sumCount

4. get

5. containsKey/Value（Traverser对象）

6. put/putVal/initTable

7. tableAt/casTableAt/setTableAt

8. tryPresize

9. helpTransfer

10. transfer

11. treeifyBin

12. remove/replaceNode

13. clear

14. read/writeObject

2018/3/29 ChangeLogs

Synchronized keyword javap -c/v

2018/3/30 ChangeLogs

Lock interface

1. ctor-2
2. lock
3. lockInterruptibly
4. tryLock
5. tryLock(time)
6. unlock
7. newCondition

Condition/Node inner class in AQS

1. await
2. notify
3. notifyAll

AQS

1. get/setState
2. release/tryRelease/unparkSuccessor/fullyRelease
3. acquire/tryAcquire/addWaiter/tryQueued
4. acquireShared
5. releaseShared

2018/4/1 ChangeLogs

Semaphore

1. ctor-2
2. require
3. release

2018/4/3 ChangeLogs

1. ctor-1
2. await/tryAcquire
3. countDown/tryRelease