import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
class Test {
{
if (Test::length instanceof String) {
}
bar(Test::length);
}
public static Integer length(String s) {
return s.length();
}
public static void bar(Bar bar) {}
interface Bar {
Integer m(String s);
}
void f() throws IOException {
try (BufferedReader reader = new BufferedReader(new FileReader(""))) {
for (String line : reader::lines) {}
}
}
}