/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
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package org.apache.commons.lang3.function;

import java.util.function.Supplier;

A functional interface like Supplier that declares a Throwable.
Type parameters:
  • <R> – Return type.
  • <E> – Thrown exception.
Since:3.11
/** * A functional interface like {@link Supplier} that declares a {@code Throwable}. * * @param <R> Return type. * @param <E> Thrown exception. * @since 3.11 */
@FunctionalInterface public interface FailableSupplier<R, E extends Throwable> {
Supplies an object
Throws:
  • E – if the supplier fails
Returns:a result
/** * Supplies an object * * @return a result * @throws E if the supplier fails */
R get() throws E; }