H.java

package bekkopen.jetty;

import org.apache.commons.io.IOUtils;

import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.SocketException;
import java.net.URL;

import static javax.servlet.http.HttpServletResponse.SC_INTERNAL_SERVER_ERROR;
import static javax.servlet.http.HttpServletResponse.SC_NOT_FOUND;

/**
 * This is just for convenience. It's not safe.
 */
public class H {

  public static class Response {
    public final int code;
    public final String body;

    public Response(int code, String body) {
      this.code = code;
      this.body = body;
    }

    public Response(int code) {
      this(code, "");
    }
  }

  public static Response GET(String uri) {
    return http("GET", uri);
  }

  public static Response POST(String uri) {
    return http("POST", uri);
  }

  static Response http(String method, String uri) {
    try {
      URL url = new URL(uri);
      HttpURLConnection conn = (HttpURLConnection) url.openConnection();
      conn.setRequestMethod(method);
        Object content = conn.getContent();

        if(content instanceof InputStream)
            return new Response(conn.getResponseCode(), IOUtils.toString((InputStream) content, "UTF-8"));
        else if(content instanceof String)
            return new Response(conn.getResponseCode(), (String) content);
        else
            return new Response(conn.getResponseCode(), "unknown");
        
    } catch (SocketException e) {
      return new Response(SC_NOT_FOUND);
    } catch (IOException e) {
      return new Response(SC_INTERNAL_SERVER_ERROR);
    }
  }

}