/*
 * 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;

A functional interface like Callable that declares a Throwable. 
Type parameters:
<R> – Return type.
<E> – Thrown exception.
Since:
3.11/**
 * A functional interface like {@link java.util.concurrent.Callable} that declares a {@code Throwable}.
 *
 * @param <R> Return type.
 * @param <E> Thrown exception.
 * @since 3.11
 */
@FunctionalInterface
public interface FailableCallable<R, E extends Throwable> {

    
Calls the callable.
Throws:
E – if the callable fails
Returns:
The value returned from the callable/**
     * Calls the callable.
     *
     * @return The value returned from the callable
     * @throws E if the callable fails
     */
    R call() throws E;
}