我已经使用guava一段时间了并且非常信任它，直到昨天我偶然发现了一个例子，这让我开始思考。长话短说，这里是:publicstaticvoidtestGuavaImmutability(){StringBuilderstringBuilder=newStringBuilder("partOne");ImmutableListmyList=ImmutableList.of(stringBuilder);System.out.println(myList.get(0));stringBuilder.append("appended");System.out.println(myList.g