如何在ANTLR 3中处理字符串文字中的转义序列？

I've been looking through the ANTLR v3 documentation (and my trusty copy of "The Definitive ANTLR reference"), and I can't seem to find a clean way to implement escape sequences in string literals (I'm currently using the Java target). I had hoped to be able to do something like:I've been looking through the ANTLR v3 document