com.github.robtimus.sql.function

Interface IntToDoubleSQLFunction

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 IntToDoubleSQLFunction

Represents a function that accepts an int-valued argument and produces a double-valued result. This is the SQLException throwing equivalent of IntToDoubleFunction.

Method Summary

Modifier and Type	Method and Description
double	applyAsDouble(int value) Applies this function to the given argument.
static IntToDoubleSQLFunction	checked(IntToDoubleFunction function) Returns a function that applies the function function to its input, and unwraps any UncheckedSQLException that is thrown by throwing its cause.
static IntToDoubleFunction	unchecked(IntToDoubleSQLFunction function) Returns a function that applies the function function to its input, and wraps any SQLException that is thrown in an UncheckedSQLException.

Method Detail

applyAsDouble

double applyAsDouble(int value)
              throws SQLException

Applies this function to the given argument.

Parameters:

value - The function argument.

Returns:

The function result.

Throws:

SQLException - If an SQL error occurs.

unchecked

static IntToDoubleFunction unchecked(IntToDoubleSQLFunction function)

Returns a function that applies the function function to its input, and wraps any SQLException that is thrown in an UncheckedSQLException.

Parameters:

function - The function to apply when the returned function is applied.

Returns:

A function that applies the function function to its input, and wraps any SQLException that is thrown in an UncheckedSQLException.

Throws:

NullPointerException - If function is null.

checked

static IntToDoubleSQLFunction checked(IntToDoubleFunction function)

Returns a function that applies the function function to its input, and unwraps any UncheckedSQLException that is thrown by throwing its cause.

Parameters:

function - The function to apply when the returned function is applied.

Returns:

A function that applies the function function to its input, and unwraps any UncheckedSQLException that is thrown.

Throws:

NullPointerException - If function is null.