How to use org.jclouds.http

 import com.google.api.client.http.GenericUrl;
import com.google.api.client.http.HttpRequest;
import com.google.api.client.http.HttpResponse;
import com.google.api.client.http.HttpTransport;
import com.google.api.client.http.javanet.NetHttpTransport;
import java.io.IOException;
import java.io.InputStream;

public class Network {

  static final HttpTransport HTTP_TRANSPORT = new NetHttpTransport();

  public void getRequest(String reqUrl) throws IOException {
    GenericUrl url = new GenericUrl(reqUrl);
    HttpRequest request = HTTP_TRANSPORT.createRequestFactory().buildGetRequest(url);
    HttpResponse response = request.execute();
    System.out.println(response.getStatusCode());

    InputStream is = response.getContent();
    int ch;
    while ((ch = is.read()) != -1) {
      System.out.print((char) ch);
    }
    response.disconnect();
  }
}

public static HttpResponseException returnResponseException(int code) {
 HttpResponse response = HttpResponse.builder().statusCode(code).build();
 return new HttpResponseException(new HttpCommand(HttpRequest.builder().method("GET").endpoint("http://stub")
    .build()), response);
}

/**
 * @see HttpRequest#getEndpoint()
 */
public T replaceQueryParam(String name, String... values) {
  endpoint = uriBuilder(endpoint).replaceQuery(name, values).build();
  return self();
}

  HttpCommand createHttpCommandForFailureCount(final int failureCount) {
   HttpCommand command = new HttpCommand(HttpRequest.builder().method("GET").endpoint("http://localhost").build());
   while (command.getFailureCount() != failureCount)
     command.incrementFailureCount();
   return command;
  }
}

 public T fromHttpRequest(HttpRequest in) {
   return super.fromHttpMessage(in)
         .method(in.getMethod())
         .endpoint(in.getEndpoint())
         .filters(in.getFilters());
 }
}

 public T fromHttpResponse(HttpResponse in) {
   return super.fromHttpMessage(in)
         .statusCode(in.getStatusCode())
         .message(in.getMessage());
 }
}

public String apply(HttpResponse from) {
 releasePayload(from);
 String eTag = from.getFirstHeaderOrNull(ETAG);
 if (eTag == null) {
   // TODO: Cloud Files sends incorrectly cased ETag header... Remove this when fixed.
   eTag = from.getFirstHeaderOrNull("Etag");
 }
 if (eTag != null) {
   return eTag;
 }
 throw new HttpException("did not receive ETag");
}

  return;
} catch (HttpResponseException hre) {
  HttpResponse hr = hre.getResponse();
  if (hr == null) {
    response.sendError(
    return;
  int status = hr.getStatusCode();
  switch (status) {
  case 416:

/**
 * @see HttpRequest#getEndpoint()
 */
public T addQueryParams(Multimap<String, String> parameters) {
  endpoint = uriBuilder(endpoint).addQuery(parameters).build();
  return self();
}

URI requestURI = new URI(request.getRequestLine().getUri());
URI absoluteRequestURI = URIUtils.rewriteURI(requestURI, target, true);
uri = URIUtils.resolve(absoluteRequestURI, uri); 

private static HttpResponseException returnResponseException(int code) {
 HttpResponse response = HttpResponse.builder().statusCode(code).build();
 return new HttpResponseException(new HttpCommand(HttpRequest.builder().method("GET").endpoint("http://stub")
    .build()), response);
}

/**
 * @see HttpRequest#getEndpoint()
 */
public T replaceQueryParam(String name, Iterable<String> values) {
  endpoint = uriBuilder(endpoint).replaceQuery(name, values).build();
  return self();
}

/**
 * @see HttpRequest#getEndpoint()
 */
public T addQueryParam(String name, String... values) {
  endpoint = uriBuilder(endpoint).addQuery(name, values).build();
  return self();
}

private static HttpResponseException returnResponseException(int code) {
 HttpResponse response = HttpResponse.builder().statusCode(code).build();
 // TODO: bogus endpoint
 return new HttpResponseException(new HttpCommand(HttpRequest.builder().method("GET").endpoint("http://stub")
    .build()), response);
}

/**
 * @see HttpRequest#getEndpoint()
 */
public T replaceQueryParams(Multimap<String, String> parameters) {
  endpoint = uriBuilder(endpoint).replaceQuery(parameters).build();
  return self();
}

/**
 * @see HttpRequest#getEndpoint()
 */
public T addQueryParam(String name, Iterable<String> values) {
  endpoint = uriBuilder(endpoint).addQuery(name, values).build();
  return self();
}

public static HttpResponseException returnResponseException(int code) {
 HttpResponse response = HttpResponse.builder().statusCode(code).build();
 return new HttpResponseException(new HttpCommand(HttpRequest.builder().method("GET").endpoint("http://stub")
    .build()), response);
}

private static HttpResponseException returnResponseException(int code) {
 HttpResponse response = HttpResponse.builder().statusCode(code).build();
 // TODO: bogus endpoint
 return new HttpResponseException(new HttpCommand(HttpRequest.builder().method("GET").endpoint("http://stub")
    .build()), response);
}

private static HttpResponseException returnResponseException(int code) {
 HttpResponse response = HttpResponse.builder().statusCode(code).build();
 return new HttpResponseException(new HttpCommand(HttpRequest.builder().method("GET").endpoint("http://stub")
    .build()), response);
}

public static HttpResponseException returnResponseException(int code) {
 HttpResponse response = HttpResponse.builder().statusCode(code).build();
 return new HttpResponseException(new HttpCommand(HttpRequest.builder().method("GET").endpoint("http://stub")
    .build()), response);
}