T1
T2
T3
T4
R
public interface Function4<T1,T2,T3,T4,R>
apply(T1 t1, T2 t2, T3 t3, T4 t4)
R apply(T1 t1, T2 t2, T3 t3, T4 t4) throws java.lang.Exception
t1
t2
t3
t4
java.lang.Exception