Package com.pivovarit.function
Interface ThrowingSupplier<T,E extends Exception>
- Type Parameters:
T
- the type of the output to the functionE
- the type of the thrown checked exception
- Functional Interface:
- This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
Represents a function that accepts zero arguments and returns some value.
Function might throw a checked exception instance.
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Method Summary
Modifier and TypeMethodDescriptiondefault ThrowingFunction
<Void, T, E> get()
lift()
lifted
(ThrowingSupplier<T, ?> supplier) static <T1> Supplier
<T1> sneaky
(ThrowingSupplier<T1, ?> supplier) Returns a new Supplier instance which rethrows the checked exception using the Sneaky Throws patternuncheck()
static <T> Supplier
<T> unchecked
(ThrowingSupplier<T, ?> supplier)
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Method Details
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get
- Throws:
E
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asFunction
- Returns:
- this Consumer instance as a new Function instance
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unchecked
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lifted
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sneaky
Returns a new Supplier instance which rethrows the checked exception using the Sneaky Throws pattern- Returns:
- Supplier instance that rethrows the checked exception using the Sneaky Throws pattern
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uncheck
- Returns:
- a new Supplier instance which wraps thrown checked exception instance into a RuntimeException
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lift
- Returns:
- a new Supplier that returns the result as an Optional instance. In case of a failure or null, empty Optional is returned
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