yaclty/Java-Interview-Guide
1
0
Fork 0
mirror of https://github.com/Snailclimb/JavaGuide synced 2025-08-01 16:28:03 +08:00
Code Issues Projects Releases Wiki Activity

Update HashMap.md

Browse Source
This commit is contained in:
SnailClimb 2019-02-26 21:04:13 +08:00 committed by GitHub
parent d85f369cf4
commit 10fbec0713
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
Java相关/HashMap.md
View File

@ -173,23 +173,23 @@ static final class TreeNode<K,V> extends LinkedHashMap.Entry<K,V> {
![四个构造方法](https://user-gold-cdn.xitu.io/2018/3/20/162410d912a2e0e1?w=336&h=90&f=jpeg&s=26744)
```java
// 默认构造函数。
public More ...HashMap() {
public HashMap() {
this.loadFactor = DEFAULT_LOAD_FACTOR; // all other fields defaulted
}
// 包含另一个“Map”的构造函数
public More ...HashMap(Map<? extends K, ? extends V> m) {
public HashMap(Map<? extends K, ? extends V> m) {
this.loadFactor = DEFAULT_LOAD_FACTOR;
putMapEntries(m, false);//下面会分析到这个方法
}
// 指定“容量大小”的构造函数
public More ...HashMap(int initialCapacity) {
public HashMap(int initialCapacity) {
this(initialCapacity, DEFAULT_LOAD_FACTOR);
}
// 指定“容量大小”和“加载因子”的构造函数
public More ...HashMap(int initialCapacity, float loadFactor) {
public HashMap(int initialCapacity, float loadFactor) {
if (initialCapacity < 0)
throw new IllegalArgumentException("Illegal initial capacity: " + initialCapacity);
if (initialCapacity > MAXIMUM_CAPACITY)