簡易メモ

gistfile1.groovy

public interface Finder {
    List<String> find()
}

class A_Finder implements Finder {
    List<String> find() {
        [ "1","2" ]
    }
}

class B_Finder implements Finder {
    List<String> find() {
        [ "3","4" ]
    }
}

class Human {
    
    void execute(String type) {
        getFinder(type).find().each { println it }
    }

    Finder getFinder(String type) {
        switch (type) {
            case "A" : return new A_Finder()
            case "B" : return new B_Finder()
            default : null
        }
    }
}

Human h = new Human();
h.execute("A")
h.execute("B")