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Update HashMap.md

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Java相关/HashMap.md
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@ -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) ![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 ```java
// 默认构造函数。 // 默认构造函数。
public More ...HashMap() { public HashMap() {
this.loadFactor = DEFAULT_LOAD_FACTOR; // all other fields defaulted this.loadFactor = DEFAULT_LOAD_FACTOR; // all other fields defaulted
} }
// 包含另一个“Map”的构造函数 // 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; this.loadFactor = DEFAULT_LOAD_FACTOR;
putMapEntries(m, false);//下面会分析到这个方法 putMapEntries(m, false);//下面会分析到这个方法
} }
// 指定“容量大小”的构造函数 // 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); this(initialCapacity, DEFAULT_LOAD_FACTOR);
} }
// 指定“容量大小”和“加载因子”的构造函数 // 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) if (initialCapacity < 0)
throw new IllegalArgumentException("Illegal initial capacity: " + initialCapacity); throw new IllegalArgumentException("Illegal initial capacity: " + initialCapacity);
if (initialCapacity > MAXIMUM_CAPACITY) if (initialCapacity > MAXIMUM_CAPACITY)