【Groovy】闭包 Closure ( 闭包定义 | 闭包类型 | 查看编译后的字节码文件中的闭包类型变量 )

// 定义闭包变量
def closure = {
    
}

// 打印闭包变量类型
println closure.getClass()

class Test$_main_closure1

import Test._main_closure1;
import groovy.lang.GroovyObject;
import groovy.lang.MetaClass;
import org.codehaus.groovy.runtime.callsite.CallSite;

public class Test implements GroovyObject {
    public Test() {
        CallSite[] var1 = $getCallSiteArray();
        MetaClass var2 = this.$getStaticMetaClass();
        this.metaClass = var2;
    }

    public static void main(String... args) {
        CallSite[] var1 = $getCallSiteArray();
        Object closure = new _main_closure1(Test.class, Test.class);
        var1[0].callStatic(Test.class, var1[1].call(closure));
    }

    static {
        __$swapInit();
        Long var0 = 0L;
        __timeStamp__239_neverHappen1640701694911 = var0;
        Long var1 = 1640701694911L;
        __timeStamp = var1;
    }
}

Object closure = new _main_closure1(Test.class, Test.class);

def closure = {
    
}