let JavaTypeTester = $java.loadClass("com.m8test.script.core.impl.JavaTypeTester") JavaTypeTester.setMultiAbstractMethodInterface({ setInt: (i) => { $console.log("setInt" + i) }, getInt: () => { $console.log("getInt") return 0 } }) let mami = JavaTypeTester.getMultiAbstractMethodInterface() mami.setInt(1234) $console.log(mami.getInt())