类加载需要很长时间来加载具有大开关盒块的类

I did a quick benchmarking test of Java class loading for classes with a big switch block. I have 10 classes with some 30-40 switch blocks. It took on my box ~3 secs with Java8 (Java7 took only about 1.9 secs). I did a quick benchmarking test of Java class l