Package org.sellcom.core.util.function

Interface ThrowingDoubleSupplier

All Superinterfaces:

java.util.function.DoubleSupplier

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 ThrowingDoubleSupplier
extends java.util.function.DoubleSupplier

Represents a supplier of double-valued results, possibly throwing an exception.

Since:

1.0

Method Summary

Modifier and Type	Method	Description
default java.util.function.DoubleSupplier	fallbackTo(java.util.function.DoubleSupplier fallback)	Returns a DoubleSupplier returning from the given supplier if this supplier throws an exception.
default java.util.function.DoubleSupplier	fallbackTo(java.util.function.DoubleSupplier fallback, java.util.function.Consumer<java.lang.Exception> exceptionConsumer)	Returns a DoubleSupplier returning from the given supplier if this supplier throws an exception.
default double	getAsDouble()	Returns a result.
double	getAsDoubleThrowing()	Returns a result.
default java.util.function.DoubleSupplier	orReturn(double value)	Returns a DoubleSupplier returning the given value if this supplier throws an exception.
default java.util.function.DoubleSupplier	orReturn(double value, java.util.function.Consumer<java.lang.Exception> exceptionConsumer)	Returns a DoubleSupplier returning the given value if this supplier throws an exception.
default ThrowingDoubleSupplier	orThrow(java.lang.Class<? extends java.lang.RuntimeException> exceptionClass)	Returns a ThrowingDoubleSupplier throwing an exception of the given type if this supplier throws an exception.
default ThrowingDoubleSupplier	orThrow(java.lang.Class<? extends java.lang.RuntimeException> exceptionClass, java.lang.String message)	Returns a ThrowingDoubleSupplier throwing an exception of the given type if this supplier throws an exception.
default ThrowingDoubleSupplier	orTryWith(ThrowingDoubleSupplier other)	Returns a ThrowingDoubleSupplier returning from the given supplier if this supplier throws an exception.
default ThrowingDoubleSupplier	orTryWith(ThrowingDoubleSupplier other, java.util.function.Consumer<java.lang.Exception> exceptionConsumer)	Returns a ThrowingDoubleSupplier returning from the given supplier if this supplier throws an exception.

Method Detail

fallbackTo

default java.util.function.DoubleSupplier fallbackTo(java.util.function.DoubleSupplier fallback)

Returns a DoubleSupplier returning from the given supplier if this supplier throws an exception.

Throws:

java.lang.IllegalArgumentException - if fallback is null

Since:

1.0

fallbackTo

default java.util.function.DoubleSupplier fallbackTo(java.util.function.DoubleSupplier fallback,
                                                     java.util.function.Consumer<java.lang.Exception> exceptionConsumer)

Returns a DoubleSupplier returning from the given supplier if this supplier throws an exception.

Throws:

java.lang.IllegalArgumentException - if fallback is null

Since:

1.0

getAsDouble

default double getAsDouble()

Returns a result. Wraps any thrown checked exceptions with UncheckedException.

Specified by:

getAsDouble in interface java.util.function.DoubleSupplier

Since:

1.0

getAsDoubleThrowing

double getAsDoubleThrowing()
                    throws java.lang.Exception

Returns a result.

Throws:

java.lang.Exception

Since:

1.0

orReturn

default java.util.function.DoubleSupplier orReturn(double value)

Returns a DoubleSupplier returning the given value if this supplier throws an exception.

Since:

1.0

orReturn

default java.util.function.DoubleSupplier orReturn(double value,
                                                   java.util.function.Consumer<java.lang.Exception> exceptionConsumer)

Returns a DoubleSupplier returning the given value if this supplier throws an exception.

Since:

1.0

orThrow

default ThrowingDoubleSupplier orThrow(java.lang.Class<? extends java.lang.RuntimeException> exceptionClass)

Returns a ThrowingDoubleSupplier throwing an exception of the given type if this supplier throws an exception. The original exception thrown by this supplier is the cause of the thrown exception.

The exception class must have a constructor accepting a single Throwable as an argument.

Throws:

java.lang.IllegalArgumentException - if exceptionClass is null

Since:

1.0

orThrow

default ThrowingDoubleSupplier orThrow(java.lang.Class<? extends java.lang.RuntimeException> exceptionClass,
                                       java.lang.String message)

Returns a ThrowingDoubleSupplier throwing an exception of the given type if this supplier throws an exception. The original exception thrown by this supplier is the cause of the thrown exception.

The exception class must have a constructor accepting String and Throwable as arguments.

Throws:

java.lang.IllegalArgumentException - if exceptionClass is null

Since:

1.0

orTryWith

default ThrowingDoubleSupplier orTryWith(ThrowingDoubleSupplier other)

Returns a ThrowingDoubleSupplier returning from the given supplier if this supplier throws an exception.

Throws:

java.lang.IllegalArgumentException - if other is null

Since:

1.0

orTryWith

default ThrowingDoubleSupplier orTryWith(ThrowingDoubleSupplier other,
                                         java.util.function.Consumer<java.lang.Exception> exceptionConsumer)

Returns a ThrowingDoubleSupplier returning from the given supplier if this supplier throws an exception.

Throws:

java.lang.IllegalArgumentException - if other is null

Since:

1.0