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/**
 * Copyright (c) 2016-present, RxJava Contributors.
 *
 * 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 io.reactivex.internal.schedulers;

import java.util.concurrent.*;

import io.reactivex.disposables.Disposable;

/**
 * Implements the Future interface and calls dispose() on cancel() but
 * the other methods are not implemented.
 */
final class DisposeOnCancel implements Future {

    final Disposable upstream;

    DisposeOnCancel(Disposable d) {
        this.upstream = d;
    }

    @Override
    public boolean cancel(boolean mayInterruptIfRunning) {
        upstream.dispose();
        return false;
    }

    @Override
    public boolean isCancelled() {
        return false;
    }

    @Override
    public boolean isDone() {
        return false;
    }

    @Override
    public Object get() throws InterruptedException, ExecutionException {
        return null;
    }

    @Override
    public Object get(long timeout, TimeUnit unit)
            throws InterruptedException, ExecutionException, TimeoutException {
        return null;
    }
}
 















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