Uninterruptibles.java

/*
 * Copyright 2019 The Android Open Source Project
 *
 * Licensed 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
 * limitations under the License.
 */

package androidx.camera.core.impl.utils.futures;

import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;

/**
 * Emulation of Uninterruptibles in GWT.
 *
 * <p>Copied from Guava.
 */
final class Uninterruptibles {

    private Uninterruptibles() {}

    public static <V> V getUninterruptibly(Future<V> future) throws ExecutionException {
        try {
            return future.get();
        } catch (InterruptedException e) {
            // Should never be thrown in GWT but play it safe
            throw new IllegalStateException(e);
        }
    }
}