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  • MapList 自己封装的

    //
    // Source code recreated from a .class file by IntelliJ IDEA
    // (powered by Fernflower decompiler)
    //

    package com.sprucetec.tms.utils.util;

    import java.util.ArrayList;
    import java.util.HashMap;
    import java.util.List;
    import java.util.Map;
    import java.util.Set;
    import java.util.Map.Entry;

    public class MapList<K, V> {
    private Map<K, List<V>> map = new HashMap();

    public MapList() {
    }

    public boolean containsKey(K key) {
    return this.map.containsKey(key);
    }

    public List<V> get(K key) {
    return (List)this.map.get(key);
    }

    public List<V> remove(K key) {
    return (List)this.map.remove(key);
    }

    public Set<K> keySet() {
    return this.map.keySet();
    }

    public Set<Entry<K, List<V>>> entrySet() {
    return this.map.entrySet();
    }

    public void put(K key, V value) {
    Object l = (List)this.map.get(key);
    if(l == null) {
    l = new ArrayList();
    this.map.put(key, l);
    }

    ((List)l).add(value);
    }

    public void putAll(K key, List<V> valueList) {
    Object l = (List)this.map.get(key);
    if(l == null) {
    l = new ArrayList();
    this.map.put(key, l);
    }

    ((List)l).addAll(valueList);
    }

    public int size() {
    return this.map.size();
    }

    public Map<K, List<V>> toMap() {
    return this.map;
    }
    }
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  • 原文地址:https://www.cnblogs.com/duyinqiang/p/5691710.html
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