比方说,我有这样ArrayList的Map小号
def map1 = [key1:value1, key2:value2, key3:value3]
def map2 = [key1:value1, key2:value2, key3:value3]
def map3 = [key1:value1, key2:value2, key3:value3]
def maps = [map1, map2, map3]
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我想根据value3地图对这个列表进行排序。
假设我在Groovy工作,该怎么做?