Java　AzureのAPIを利用したプログラムのエラー


[![画像の説明をここに入力](https://i.stack.imgur.com/b82Se.jpg)](https://i.stack.imgur.com/b82Se.jpg)Javaを使ってMicrosoftのAzureでComputer
Vision
APIを利用したいと思っています。eclipseで書いているのですが、一つだけ解決できないエラーがあります。Azureのページに載っているクイックスタートのサンプルコードです。

どなたかご教授願います。  
[![エラー内容](https://i.stack.imgur.com/kvIVB.jpg)](https://i.stack.imgur.com/kvIVB.jpg)

[code]

    //  - Apache HTTP client (org.apache.httpcomponents:httpclient:4.5.5)
    //  - Apache HTTP core (org.apache.httpcomponents:httpccore:4.4.9)
    //  - JSON library (org.json:json:20180130).
    
    import java.net.URI;
    
    import org.apache.http.HttpEntity;
    import org.apache.http.HttpResponse;
    import org.apache.http.client.methods.HttpPost;
    import org.apache.http.client.utils.URIBuilder;
    import org.apache.http.entity.StringEntity;
    import org.apache.http.impl.client.CloseableHttpClient;
    import org.apache.http.impl.client.HttpClientBuilder;
    import org.apache.http.util.EntityUtils;
    import org.json.JSONObject;
    
    public class Main {
        // **********************************************
        // *** Update or verify the following values. ***
        // **********************************************
    
        // Replace <Subscription Key> with your valid subscription key.
        private static final String subscriptionKey = "******************************";
    
        // You must use the same region in your REST call as you used to get your
        // subscription keys. For example, if you got your subscription keys from
        // westus, replace "westcentralus" in the URI below with "westus".
        //
        // Free trial subscription keys are generated in the westcentralus region. If you
        // use a free trial subscription key, you shouldn't need to change this region.
        private static final String uriBase =
                "https://westcentralus.api.cognitive.microsoft.com/vision/v2.0/analyze";
    
        private static final String imageToAnalyze =
                "https://upload.wikimedia.org/wikipedia/commons/" +
                        "1/12/Broadway_and_Times_Square_by_night.jpg";
    
        public static void main(String[] args) {
            CloseableHttpClient httpClient = HttpClientBuilder.create().build();
    
            try {
                URIBuilder builder = new URIBuilder(uriBase);
    
                // Request parameters. All of them are optional.
                builder.setParameter("visualFeatures", "Categories,Description,Color");
                builder.setParameter("language", "en");
    
                // Prepare the URI for the REST API call.
                URI uri = builder.build();
                HttpPost request = new HttpPost(uri);
    
                // Request headers.
                request.setHeader("Content-Type", "application/json");
                request.setHeader("Ocp-Apim-Subscription-Key", subscriptionKey);
    
                // Request body.
                StringEntity requestEntity =
                        new StringEntity("{\"url\":\"" + imageToAnalyze + "\"}");
                request.setEntity(requestEntity);
    
                // Make the REST API call and get the response entity.
                HttpResponse response = httpClient.execute(request);
                HttpEntity entity = response.getEntity();
    
                if (entity != null) {
                    // Format and display the JSON response.
                    String jsonString = EntityUtils.toString(entity);
                    JSONObject json = new JSONObject(jsonString);
                    System.out.println("REST Response:\n");
                    System.out.println(json.toString(2));
                }
            } catch (Exception e) {
                // Display error message.
                System.out.println(e.getMessage());
            }
        }
    }
    
[/code]




以下のライブラリーをビルドパスに含めていないのでは。

  * Apache HTTP client (org.apache.httpcomponents:httpclient:4.5.5)
  * Apache HTTP core (org.apache.httpcomponents:httpccore:4.4.9)
  * JSON library (org.json:json:20180130).




以下のライブラリーをビルドパスに含めていないのでは。

  * Apache HTTP client (org.apache.httpcomponents:httpclient:4.5.5)
  * Apache HTTP core (org.apache.httpcomponents:httpccore:4.4.9)
  * JSON library (org.json:json:20180130).

