Java Code Examples for java.net.HttpURLConnection#setRequestProperty()

private void settingHeaders(DownloadTask downloadTask, HttpURLConnection httpURLConnection) {
	Map<String, String> headers = null;
	if (null != (headers = downloadTask.getHeaders()) &&
			!headers.isEmpty()) {
		for (Map.Entry<String, String> entry : headers.entrySet()) {
			if (TextUtils.isEmpty(entry.getKey()) || TextUtils.isEmpty(entry.getValue())) {
				continue;
			}
			httpURLConnection.setRequestProperty(entry.getKey(), entry.getValue());
		}
	}
	String eTag = "";
	if (!TextUtils.isEmpty((eTag = getEtag()))) {
		Runtime.getInstance().log(TAG, "Etag:" + eTag);
		httpURLConnection.setRequestProperty("If-Match", getEtag());
	}
	Runtime.getInstance().log(TAG, "settingHeaders");
}
 

private HttpURLConnection postRequest(final URL url, final String content, final Map<String, String> headers)
    throws IOException {
  final HttpURLConnection connection = (HttpURLConnection) url.openConnection();
  connection.setRequestMethod(HttpMethod.POST.toString());
  
  for (Map.Entry<String, String> header : headers.entrySet()) {
    connection.setRequestProperty(header.getKey(), header.getValue());
  }
  
  connection.setDoOutput(true);
  final OutputStreamWriter writer = new OutputStreamWriter(connection.getOutputStream());
  writer.append(content);
  writer.close();
  connection.connect();
  return connection;
}
 

public static HttpURLConnection getConnection(URL url,String userAgent) throws IOException {
	
	Chrono c = new Chrono();
	c.start();

	HttpURLConnection connection = (HttpURLConnection) url.openConnection();
	try{
		
		connection.setRequestProperty(USER_AGENT, userAgent);
		connection.setAllowUserInteraction(true);
		connection.setInstanceFollowRedirects(true);
		connection.setRequestMethod("GET");
		connection.setReadTimeout(MTGConstants.CONNECTION_TIMEOUT);
		int status = connection.getResponseCode();
		if (!isCorrectConnection(connection) && (status == HttpURLConnection.HTTP_MOVED_TEMP|| status == HttpURLConnection.HTTP_MOVED_PERM || status == HttpURLConnection.HTTP_SEE_OTHER)) {
			return getConnection(connection.getHeaderField("Location"));
		}
		logger.debug("GET " + url + " : " + connection.getResponseCode() + " [" + c.stopInMillisecond() + "ms]");
	}
	catch(SSLHandshakeException e)
	{
		logger.error(url,e);
	}
	return connection;
}
 

/**
 * <b>OPEN</b>
 *
 * curl -i -L "http://<HOST>:<PORT>/webhdfs/v1/<PATH>?op=OPEN
 * [&offset=<LONG>][&length=<LONG>][&buffersize=<INT>]"
 *
 * @param path
 * @param os
 * @throws AuthenticationException
 * @throws IOException
 * @throws MalformedURLException
 */
public String open(String path, OutputStream os)
        throws MalformedURLException, IOException, AuthenticationException {
    ensureValidToken();
    String spec = MessageFormat.format(
            "/webhdfs/v1/{0}?op=OPEN&user.name={1}",
            URLUtil.encodePath(path), this.principal);
    HttpURLConnection conn = authenticatedURL.openConnection(new URL(
            new URL(httpfsUrl), spec), token);
    conn.setRequestMethod("GET");
    conn.setRequestProperty("Content-Type", "application/octet-stream");
    conn.connect();
    InputStream is = conn.getInputStream();
    copy(is, os);
    is.close();
    os.close();
    String resp = result(conn, false);
    conn.disconnect();

    return resp;
}
 

private List<Map<String, String>> getAllMetrics() {
    String allMetricsUrl = baseUrl + "/v1/metric";
    try {
        URL url = new URL(allMetricsUrl);
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestProperty(AUTHORIZATION, basicAuth);
        conn.setRequestMethod(GET);
        conn.setDoInput(true);
        List rawAllMetrics = JsonUtil.getMapper().readValue(conn.getInputStream(), List.class);
        conn.disconnect();
        log.debugf("Gnocchi Metrics found %s", rawAllMetrics);
        return (List<Map<String, String>>) rawAllMetrics;
    } catch (IOException e) {
        log.errorf(e,"Error querying Gnocchi metrics %s", allMetricsUrl);
    }
    return Collections.EMPTY_LIST;
}
 

@Test
public void testBaseTypeDerivedTypeCasting3() throws Exception {
  URL url = new URL(SERVICE_URI + "ESTwoPrim(32766)/olingo.odata.test1.ETTwoPrim");

  HttpURLConnection connection = (HttpURLConnection) url.openConnection();
  connection.setRequestMethod(HttpMethod.GET.name());
  connection.setRequestProperty(HttpHeader.ACCEPT, "application/json;odata.metadata=full");
  connection.connect();

  assertEquals(HttpStatusCode.OK.getStatusCode(), connection.getResponseCode());
  final String content = IOUtils.toString(connection.getInputStream());

  assertTrue(content.contains("\"PropertyInt16\":32766"));
  assertTrue(content.contains("\"PropertyString\":\"Test String1\""));
  assertTrue(content.contains("\"@odata.type\":\"#olingo.odata.test1.ETTwoPrim\""));
}
 

@Override
public void run() {

    // ignoreHttps();

    StringBuffer params = new StringBuffer();

    for (Map.Entry<String, String> entry : map.entrySet()) {
        params.append(entry.getKey()).append("=").append(entry.getValue()).append("&");
    }

    try {
        HttpURLConnection connection = (HttpURLConnection) new URL(api).openConnection();
        connection.setRequestProperty("User-Agent","Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36");
        connection.setRequestProperty("Accept","text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8");
        connection.setRequestMethod("GET");
        connection.setConnectTimeout(1000 * 30);
        connection.setReadTimeout(1000 * 30);

        byte[] datas = readInputStream(connection.getInputStream());
        callback.done(datas,null);

    } catch (Exception e) {
        callback.done(null, e);
    }
}
 

private HttpURLConnection getURLConnection(String request) throws MalformedURLException, IOException {
    URL tvheadendURL = new URL(config.getSource().getTvheadendURL() + "/" + request);
    HttpURLConnection connection = (HttpURLConnection) tvheadendURL.openConnection();
    connection.setReadTimeout(10000);
    if (tvheadendURL.getUserInfo() != null) {
        String basicAuth = "Basic " + new String(Base64.getEncoder().encode(tvheadendURL.getUserInfo().getBytes()));
        connection.setRequestProperty("Authorization", basicAuth);
    }
    connection.setRequestMethod("GET");
    connection.connect();
    return connection;
}
 

private void obtainUploadUrl() throws IOException {
	user.refreshTokenIfNecessary();
	HttpURLConnection connection = (HttpURLConnection) CREATE_FILE_URL.openConnection();
	connection.setRequestMethod("POST");
	connection.setRequestProperty("User-Agent", USER_AGENT);
	JsonObject jsonObject = new JsonObject();
	jsonObject.addProperty("name", downloadFileInfo.getFileName());
	String postBody = jsonObject.toString();

	connection.setDoOutput(true);
	connection.setRequestProperty("Content-Type", "application/json");
	connection.setRequestProperty("Authorization",
			user.getToken().getTokenType() + " " + user.getToken().getAccessToken());
	connection.setRequestProperty("X-Upload-Content-Type", downloadFileInfo.getContentType());
	connection.setRequestProperty("X-Upload-Content-Length", String.valueOf(downloadFileInfo.getContentLength()));

	try (PrintStream writer = new PrintStream(connection.getOutputStream())) {
		writer.print(postBody);
	}

	connection.connect();

	int statusCode = connection.getResponseCode();

	if (statusCode == HttpStatus.OK.value())
		createdFileUrl = new URL(connection.getHeaderField("Location"));
	else if (statusCode == HttpStatus.UNAUTHORIZED.value())
		throw new ApiException(HttpStatus.UNAUTHORIZED, "Your session is expired");
	else
		throw new ApiException(HttpStatus.INTERNAL_SERVER_ERROR, "Cannot create new file in google dirve.");

}
 

private static CharSequence downloadViaHttp(String uri, String contentTypes, int maxChars) throws IOException {
  int redirects = 0;
  while (redirects < 5) {
    URL url = new URL(uri);
    HttpURLConnection connection = safelyOpenConnection(url);
    connection.setInstanceFollowRedirects(true); // Won't work HTTP -> HTTPS or vice versa
    connection.setRequestProperty("Accept", contentTypes);
    connection.setRequestProperty("Accept-Charset", "utf-8,*");
    connection.setRequestProperty("User-Agent", "ZXing (Android)");
    try {
      int responseCode = safelyConnect(connection);
      switch (responseCode) {
        case HttpURLConnection.HTTP_OK:
          return consume(connection, maxChars);
        case HttpURLConnection.HTTP_MOVED_TEMP:
          String location = connection.getHeaderField("Location");
          if (location != null) {
            uri = location;
            redirects++;
            continue;
          }
          throw new IOException("No Location");
        default:
          throw new IOException("Bad HTTP response: " + responseCode);
      }
    } finally {
      connection.disconnect();
    }
  }
  throw new IOException("Too many redirects");
}
 

private HttpURLConnection getConnection() throws IOException {
  HttpURLConnection connection = (HttpURLConnection) url.openConnection(this.proxy);

  if (accessToken != null && !"".equals(accessToken)) {
    connection.setRequestProperty("x-rollbar-access-token", accessToken);
  }

  connection.setRequestProperty("Accept-Charset", UTF_8);
  connection.setRequestProperty("Content-Type", "application/json; charset=" + UTF_8);
  connection.setRequestProperty("Accept", "application/json");
  connection.setDoOutput(true);
  connection.setRequestMethod("POST");

  return connection;
}
 

private void handleHeaders(HttpURLConnection conn) {
    Map<String, String> headers = settings.getHeaders();
    if (headers != null) {
        for (String key : headers.keySet()) {
            conn.setRequestProperty(key, headers.get(key));
        }
    }
}
 

protected void deleteProcessDefinition(final ProcessAPI processApi, final long processDefinitionId, String apiToken) throws IOException, MalformedURLException,
        ProtocolException, DeletionException {
    final HttpURLConnection deleteConnection = openConnection(getUrlBase() + API_PROCESS_RESOURCE + processDefinitionId);
    deleteConnection.setRequestMethod(HTTP_METHOD_DELETE);
    deleteConnection.setRequestProperty(BONITA_API_TOKEN_HEADER, apiToken);
    if (HttpURLConnection.HTTP_OK != deleteConnection.getResponseCode()) {
        processApi.deleteProcessDefinition(processDefinitionId);
    }
    deleteConnection.disconnect();
}
 

public ResultViewerService viewableQuery(
	String viewableURN
) 
    throws IOException, 
           URISyntaxException
{
	String scope[] = { SCOPE_DATA_READ };
	ResultAuthentication authResult = authenticate( scope );
	if( authResult.isError() )
	{
		return new ResultViewerService( authResult );
	}
	
	viewableURN = new String( Base64.encodeBase64( viewableURN.getBytes() ) );

	String params[] = { viewableURN };
	String frag = makeURN( API_VIEWING, PATT_VIEW_QUERY, params );

	URI uri = new URI( _protocol, null, lookupHostname(), _port, frag, null, null );

	URL url = new URL( uri.toASCIIString() );
	HttpURLConnection connection = (HttpURLConnection)url.openConnection();

	connection.setRequestMethod( "GET" );
	authResult.setAuthHeader( connection );
       connection.setRequestProperty( "Accept", "Application/json" );

	return new ResultViewerService( connection );
}
 

private String doRequest(String url, String method, List<Pair<String, ?>> parameters)
    throws IOException, ServerException, ForbiddenException, NotFoundException,
        UnauthorizedException, BadRequestException {
  final String authToken = EnvironmentContext.getCurrent().getSubject().getToken();
  final boolean hasQueryParams = parameters != null && !parameters.isEmpty();
  if (hasQueryParams) {
    final UriBuilder ub = UriBuilder.fromUri(url);
    for (Pair<String, ?> parameter : parameters) {
      ub.queryParam(parameter.first, parameter.second);
    }
    url = ub.build().toString();
  }
  final HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
  conn.setConnectTimeout(60000);
  conn.setReadTimeout(60000);

  try {
    conn.setRequestMethod(method);
    // drop a hint for server side that we want to receive application/json
    conn.addRequestProperty(HttpHeaders.ACCEPT, MediaType.APPLICATION_JSON);
    if (authToken != null) {
      conn.setRequestProperty(HttpHeaders.AUTHORIZATION, "bearer " + authToken);
    }
    final int responseCode = conn.getResponseCode();
    if ((responseCode / 100) != 2) {
      InputStream in = conn.getErrorStream();
      if (in == null) {
        in = conn.getInputStream();
      }
      final String str;
      try (Reader reader = new InputStreamReader(in)) {
        str = CharStreams.toString(reader);
      }
      final String contentType = conn.getContentType();
      if (contentType != null
          && (contentType.startsWith(MediaType.APPLICATION_JSON)
              || contentType.startsWith("application/vnd.api+json"))) {
        final KeycloakErrorResponse serviceError =
            DtoFactory.getInstance().createDtoFromJson(str, KeycloakErrorResponse.class);
        if (responseCode == Response.Status.FORBIDDEN.getStatusCode()) {
          throw new ForbiddenException(serviceError.getErrorMessage());
        } else if (responseCode == Response.Status.NOT_FOUND.getStatusCode()) {
          throw new NotFoundException(serviceError.getErrorMessage());
        } else if (responseCode == Response.Status.UNAUTHORIZED.getStatusCode()) {
          throw new UnauthorizedException(serviceError.getErrorMessage());
        } else if (responseCode == Response.Status.INTERNAL_SERVER_ERROR.getStatusCode()) {
          throw new ServerException(serviceError.getErrorMessage());
        } else if (responseCode == Response.Status.BAD_REQUEST.getStatusCode()) {
          throw new BadRequestException(serviceError.getErrorMessage());
        }
        throw new ServerException(serviceError.getErrorMessage());
      }
      // Can't parse content as json or content has format other we expect for error.
      throw new IOException(
          String.format(
              "Failed access: %s, method: %s, response code: %d, message: %s",
              UriBuilder.fromUri(url).replaceQuery("token").build(), method, responseCode, str));
    }
    try (Reader reader = new InputStreamReader(conn.getInputStream())) {
      return CharStreams.toString(reader);
    }
  } finally {
    conn.disconnect();
  }
}
 

private static void applyRequestProperties(HttpURLConnection connection, Map<String, String> requestProperties) {
    for(Map.Entry<String, String> requestProperty : requestProperties.entrySet())
        connection.setRequestProperty(requestProperty.getKey(), requestProperty.getValue());
}
 

@Override
public void run() {
    this.sender.sendMessage(new TranslationContainer("nukkit.command.timings.uploadStart"));
    this.out.add("data", JsonUtil.mapToArray(this.history, TimingsHistory::export));

    String response = null;
    try {
        HttpURLConnection con = (HttpURLConnection) new URL("http://timings.aikar.co/post").openConnection();
        con.setDoOutput(true);
        con.setRequestProperty("User-Agent", "Nukkit/" + Server.getInstance().getName() + "/" + InetAddress.getLocalHost().getHostName());
        con.setRequestMethod("POST");
        con.setInstanceFollowRedirects(false);

        PGZIPOutputStream request = new PGZIPOutputStream(con.getOutputStream());
        request.setLevel(Deflater.BEST_COMPRESSION);

        request.write(new Gson().toJson(this.out).getBytes("UTF-8"));
        request.close();

        response = getResponse(con);

        if (con.getResponseCode() != 302) {
            this.sender.sendMessage(new TranslationContainer("nukkit.command.timings.uploadError", new String[]{String.valueOf(con.getResponseCode()), con.getResponseMessage()}));
            if (response != null) {
                Server.getInstance().getLogger().alert(response);
            }
            return;
        }

        String location = con.getHeaderField("Location");
        this.sender.sendMessage(new TranslationContainer("nukkit.command.timings.timingsLocation", location));
        if (!(this.sender instanceof ConsoleCommandSender)) {
            Server.getInstance().getLogger().info(Server.getInstance().getLanguage().translateString("nukkit.command.timings.timingsLocation", location));
        }

        if (response != null && !response.isEmpty()) {
            Server.getInstance().getLogger().info(Server.getInstance().getLanguage().translateString("nukkit.command.timings.timingsResponse", response));
        }

        File timingFolder = new File(Server.getInstance().getDataPath() + File.separator + "timings");
        timingFolder.mkdirs();
        String fileName = timingFolder + File.separator + new SimpleDateFormat("'timings-'yyyy-MM-dd-hh-mm'.txt'").format(new Date());

        FileWriter writer = new FileWriter(fileName);
        writer.write(Server.getInstance().getLanguage().translateString("nukkit.command.timings.timingsLocation", location) + "\n\n");
        writer.write(new GsonBuilder().setPrettyPrinting().create().toJson(this.out));
        writer.close();

        Server.getInstance().getLogger().info(Server.getInstance().getLanguage().translateString("nukkit.command.timings.timingsWrite", fileName));
    } catch (IOException exception) {
        this.sender.sendMessage(TextFormat.RED + "" + new TranslationContainer("nukkit.command.timings.reportError"));
        if (response != null) {
            Server.getInstance().getLogger().alert(response);
        }
        Server.getInstance().getLogger().logException(exception);
    }
}
 

public static Token getTemporaryToken(MbgaProvider provider, Consumer consumer) {
	Token token = new Token();
	Map<String, Object> map = new TreeMap<String, Object>();

	String uri = provider.getRequestTokenEndpoint();

	try {

		// HttpResponse response = httpClient.execute(httppost);

		URL url = new URL(uri);

		HttpURLConnection conn = (HttpURLConnection) url.openConnection();
		conn.setRequestMethod("POST");

		String authorization = createOauthHeaderWhenTempToken(uri,
				consumer.getKey(), consumer.getSecret());
		conn.setDoOutput(true);
		conn.setRequestProperty("Content-Length", "0");
		conn.setRequestProperty("Authorization", authorization);
		conn.setRequestProperty("Content-Type", "application/json; charset=utf8");
		conn.getOutputStream().close();

		Integer status = conn.getResponseCode();// response.getStatusLine().getStatusCode();
		logger.debug("status:{}, authorization:{}", status, authorization);
		String result = Utils.getStreamAsString(conn.getInputStream());// EntityUtils.toString(response.getEntity());
		logger.debug(result);
		String decodeResult = URLDecoder.decode(result, UTF8);
		map.putAll(unjoin(decodeResult, "&"));
		map.put("status", status);

		token.setToken((String) map.get(OAUTH_TOKEN));
		token.setSecret((String) map.get(OAUTH_TOKEN_SECRET));
		token.setStatus(status.toString());
		if (status != 200) {
			token.setErrorMessage(result);
		}
		return token;
	} catch (Exception e) {
		token.setErrorMessage(e.toString());
		e.printStackTrace();
		return token;
	}
}
 

/**
   * 调用接口：http://blog.csdn.net/u011165335/article/details/51345224
   * http://www.cnblogs.com/siqi/archive/2013/12/15/3475222.html
   * @param args
   */
  public static void main(String[] args) throws IOException {
    //服务的地址
//    URL wsUrl = new URL(EnvEnum.IP9000.getVal()+"wSSample");
    URL wsUrl = new URL(EnvEnum.IP8080.getVal()+"webservice/wSSample");/*webservice是web.xml中配置的 tomcat发布接口测试*/


    HttpURLConnection conn = (HttpURLConnection) wsUrl.openConnection();

    conn.setDoInput(true);
    conn.setDoOutput(true);
    conn.setRequestMethod("POST");
    conn.setRequestProperty("Content-Type", "text/xml;charset=UTF-8");

    OutputStream os = conn.getOutputStream();

    //请求体
    String soap = "<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\" " +
        "xmlns:q0=\"" + SERVICE_NAMESPACE + "\" " +
        "xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" " +
        "xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">" +
        "<soapenv:Body> <q0:" + METHOD + "><arg0>" + PARAM + "</arg0>  </q0:" + METHOD + "> </soapenv:Body> </soapenv:Envelope>";

    os.write(soap.getBytes());

    InputStream is = conn.getInputStream();

    byte[] b = new byte[1024];
    int len = 0;
    String s = "";
    while((len = is.read(b)) != -1){
      String ss = new String(b,0,len,"UTF-8");
      s += ss;
    }
    System.out.println(s);
    /*
    * 返回请求值
    * <soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"><soap:Body>
    *   <ns2:sayResponse xmlns:ns2="http://cxf.cjsssmsweb.chengjs.com/">
    *     <return>Hellochengjs</return>
    *     </ns2:sayResponse>
    * </soap:Body></soap:Envelope>
    * */

    is.close();
    os.close();
    conn.disconnect();


  }
 

@POST
   public String extract(@FormParam("sid") String sid,
                            @FormParam("text") String text)  {

if (text==null || "".equals(text)) return ""; //Nothing to do if there is no text
       String username = "xxx";
       String passwd = "xxx";
       String post = "xxx";

       try {
    //Get the service endpoint details
           JSONObject serviceInfo = new JSONObject(System.getenv("VCAP_SERVICES"));
           JSONObject credentials = serviceInfo.getJSONArray("relationship_extraction").getJSONObject(0).getJSONObject("credentials");
           String restServerURL = credentials.getString("url");
           username = credentials.getString("username");
           passwd = credentials.getString("password");

    //Construct the payload that we will send to the service	    
    if (sid==null) {
	// default to English news if no sid provided
	post = "sid=ie-en-news" +
	    "&txt=" + URLEncoder.encode(text, "UTF-8");
    } else {
	post = "sid=" + URLEncoder.encode(sid, "UTF-8") +
	    "&txt=" + URLEncoder.encode(text, "UTF-8");
    }        

           //Prepare the HTTP connection to the service
           HttpURLConnection conn = (HttpURLConnection)new URL(restServerURL).openConnection();
           conn.setDoInput(true);
           conn.setDoOutput(true);
           conn.setUseCaches(false);
           conn.setRequestMethod("POST");
           conn.setRequestProperty("Accept", "*/*");
           conn.setRequestProperty("Connection", "Keep-Alive");
           conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
           String auth = username + ":" + passwd;
           conn.setRequestProperty("Authorization", "Basic "+Base64.encodeBase64String(auth.getBytes()));
           DataOutputStream output = new DataOutputStream(conn.getOutputStream());
           // make the connection
           conn.connect();
           // post request
           output.writeBytes(post);
           output.flush();
           output.close();

           //Read the response from the service
           BufferedReader rdr = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));
           /*
             if (conn.getResponseCode()==HttpURLConnection.HTTP_OK)
             System.out.println("Response OK  from: "+conn.getURL().toString());
             else
             System.err.println("Unsuccesful response: "+conn.getResponseCode()+ " from: "+conn.getURL().toString());
           */
           String line = "";
           StringBuffer buf = new StringBuffer();
           while ((line = rdr.readLine()) != null) {
               buf.append(line);
               buf.append("\n");
           }
           rdr.close();

    //Return the response from the service
           return buf.toString();

       } catch (Exception e) {
    //Returning any non-200 HTTP status code from the service might facilitate better error handling...
           return "used u:"+username
               +"\np:"+passwd
               +"\npost:"+post
               +"\n"+e.toString();
       }

   }