> java -version java version "1.5.0-beta" Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0-beta-b32c) Java HotSpot(TM) Client VM (build 1.5.0-beta-b32c, mixed mode) > javac -source 1.5 -target 1.4 Generics.java javac: リリース…