CompletableFutureGet.java

/*
 * Copyright (C) 2014 Square, Inc.
 *
 * 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.
 */

import java.io.IOException;
import java.util.concurrent.CompletableFuture;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;

public final class CompletableFutureGet {
  private final OkHttpClient client = new OkHttpClient();

  public void run() throws Exception {
    Request request = new Request.Builder()
        .url("http://publicobject.com/helloworld.txt")
        .build();

    CompletableFuture<Response> future = new CompletableFuture<>();
    client.newCall(request).enqueue(toCallback(future));

    Response response = future.get();
    System.out.println(response.body().string());
  }

  public Callback toCallback(CompletableFuture<Response> future) {
    return new Callback() {
      @Override public void onFailure(Call call, IOException e) {
        future.completeExceptionally(e);
      }

      @Override public void onResponse(Call call, Response response) {
        future.complete(response);
      }
    };
  }

  public static void main(String... args) throws Exception {
    new CompletableFutureGet().run();
  }
}

hello swankjesse ....
thanks for your gist.
please help me ...
i want to use completableFuture to run network call with okhttpclient ..
and i want to do this in for loop so i have a list that for each item i want to call network request and handle each responses ...
i know i can do it with rx and other ways but in this project i have to use okhhtpclient to make network call
please help me