CompletableFutureCallback.java

/*
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 * 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 limitations
 * under the License.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
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package org.apache.hc.core5.jackson2.http;

import java.util.concurrent.CompletableFuture;

import org.apache.hc.core5.concurrent.FutureCallback;

/**
 * Connects a {@link FutureCallback} to a {@link CompletableFuture}
 *
 * @param <T> The result type
 */
public class CompletableFutureCallback<T> implements FutureCallback<T> {

    private final CompletableFuture<T> future;

    public CompletableFutureCallback() {
        this(new CompletableFuture<>());
    }

    public CompletableFutureCallback(final CompletableFuture<T> future) {
        this.future = future;
    }

    public CompletableFuture<T> getFuture() {
        return future;
    }

    @Override
    public void completed(final T result) {
        future.complete(result);
    }

    @Override
    public void failed(final Exception ex) {
        future.completeExceptionally(ex);
    }

    @Override
    public void cancelled() {
        future.cancel(false);
    }
}