大名鼎鼎的java动态脚本语言。已经通过了sun的认证

				package gls.scope;								public class ClassVariableHidingTest extends CompilableTestSupport {								   def foo=1;				   def bar=2;				   				   public void testFooHiding() {				     assert foo==1				     def foo = 5				     assert foo == 5				   }				   				   public void testBarHiding() {				     assert bar==2				     def bar = 5				     assert bar == 5				   }				 }