VarArgs.java

interface VarArgsFunc {
    void take(String... in);
}

interface ArrayFunc {
    void take(String[] in);
}

class VarArgsTest {

    static void myMethod(String... in) {}

    static void myMethodArray(String[] in) {}

    VarArgsFunc v1 = VarArgsTest::myMethod;
    VarArgsFunc v2 = VarArgsTest::myMethodArray;

    ArrayFunc v3 = VarArgsTest::myMethod;
    ArrayFunc v4 = VarArgsTest::myMethodArray;
}

interface RegularFunc {
    void take(Object o);
}

interface RegularFunc2 {
    void take(Object o, String s);
}

interface RegularFunc3 {
    void take(Object o, String s, String s2);
}

class MoreVarAgrgsTest {
    static void myObjectArgArg(Object o, String... vararg) {}

    RegularFunc v1 = MoreVarAgrgsTest::myObjectArgArg;
    RegularFunc2 v2 = MoreVarAgrgsTest::myObjectArgArg;
    RegularFunc3 v4 = MoreVarAgrgsTest::myObjectArgArg;
}