Module com.aoapps.lang

Package com.aoapps.lang.function

Class Suppliers

java.lang.Object

com.aoapps.lang.function.Suppliers

public final class Suppliers
extends Object

Utilities for working with Supplier and SupplierE.

See Also:

• Supplier
• SupplierE

Method Summary

Modifier and Type	Method	Description
static <T> Optional<T>	coalesce(Supplier<? extends T>... suppliers)	Lazily evaluates a set of suppliers, returning the first non-null result or Optional.empty() when no result.
static <T, Ex extends Throwable> Optional<T>	coalesceE(SupplierE<? extends T,? extends Ex>... suppliers)	Lazily evaluates a set of suppliers, returning the first non-null result or Optional.empty() when no result.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

coalesce

public static <T> Optional<T> coalesce(Supplier<? extends T>... suppliers)

Lazily evaluates a set of suppliers, returning the first non-null result or Optional.empty() when no result.

Returns:

The first non-null result or Optional.empty() when all return null

coalesceE

public static <T,
Ex extends Throwable> Optional<T> coalesceE(SupplierE<? extends T,? extends Ex>... suppliers)
                                                       throws Ex

Lazily evaluates a set of suppliers, returning the first non-null result or Optional.empty() when no result.

Returns:

The first non-null result or Optional.empty() when all return null

Throws:

Ex