Package io.reactivex.rxjava3.functions
Interface Function4<T1,T2,T3,T4,R>
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- Type Parameters:
T1
- the first value typeT2
- the second value typeT3
- the third value typeT4
- the fourth value typeR
- the result type
- Functional Interface:
- This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface public interface Function4<@NonNull T1,@NonNull T2,@NonNull T3,@NonNull T4,@NonNull R>
A functional interface (callback) that computes a value based on multiple input values.
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Method Detail
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apply
R apply(@NonNull T1 t1, @NonNull T2 t2, @NonNull T3 t3, @NonNull T4 t4) throws java.lang.Throwable
Calculate a value based on the input values.- Parameters:
t1
- the first valuet2
- the second valuet3
- the third valuet4
- the fourth value- Returns:
- the result value
- Throws:
java.lang.Throwable
- if the implementation wishes to throw any type of exception
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