001package com.google.common.collect; 002 003import java.util.concurrent.ConcurrentMap; 004import static com.google.common.base.DeepEquivalence.DEEP_EQUIVALENCE; 005 006/** 007 * 008 * @author guyadong 009 * 010 */ 011public class MapBuilder { 012 013 /** 014 * 创建支持Object[]为key的map 015 * @return 016 */ 017 public static <K, V> ConcurrentMap<K, V> newConcurrentMap() { 018 return new MapMaker().keyEquivalence(DEEP_EQUIVALENCE).<K, V>makeMap(); 019 } 020}