あれ？Groovyのクロージャで可変長引数って使えたっけ？
と思ってやってみたらできた。
def testclj = {... arg ->
println arg.each{ println it }
println arg.class
}
testclj(1,3,6)
/*
結果:
1
3
6
class [Ljava.lang.Object;
*/
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