Example usage for java.net HttpURLConnection getErrorStream

Introduction

In this page you can find the example usage for java.net HttpURLConnection getErrorStream.

Prototype

public InputStream getErrorStream() 

Source Link

Document

Returns the error stream if the connection failed but the server sent useful data nonetheless.

Usage

From source file:com.baracuda.piepet.nexusrelease.nexus.StageClient.java

private void drainOutput(HttpURLConnection conn) throws IOException {
    // for things like unauthorised (401) we won't have any content and getting the inputStream will
    // cause an IOException as we are in error - but there is no really way to tell this so check the
    // length instead.
    if (conn.getContentLength() > 0) {
        if (conn.getContentLength() < 1024) {
            byte[] data = new byte[conn.getConnectTimeout()];
        }//from   w  ww  . j a  v  a  2s  .  c  o  m
        if (conn.getErrorStream() != null) {
            IOUtils.skip(conn.getErrorStream(), conn.getContentLength());
        } else {
            IOUtils.skip(conn.getInputStream(), conn.getContentLength());
        }
    }
}

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From source file:fr.zcraft.zbanque.network.PacketSender.java

private static HTTPResponse makeRequest(String url, PacketPlayOut.PacketType method, String data)
        throws Throwable {
    // ***  REQUEST  ***

    final URL urlObj = new URL(url);
    final HttpURLConnection connection = (HttpURLConnection) urlObj.openConnection();

    connection.setRequestMethod(method.name());
    connection.setRequestProperty("User-Agent", USER_AGENT);

    authenticateRequest(connection);//  ww w  .j  a  va 2s  .co m

    connection.setDoOutput(true);

    try {
        try {
            connection.connect();
        } catch (IOException ignored) {
        }

        if (method == PacketPlayOut.PacketType.POST) {
            DataOutputStream out = null;
            try {
                out = new DataOutputStream(connection.getOutputStream());
                if (data != null)
                    out.writeBytes(data);
                out.flush();
            } finally {
                if (out != null)
                    out.close();
            }
        }

        // ***  RESPONSE  ***

        int responseCode;
        boolean failed = false;

        try {
            responseCode = connection.getResponseCode();
        } catch (IOException e) {
            // HttpUrlConnection will throw an IOException if any 4XX
            // response is sent. If we request the status again, this
            // time the internal status will be properly set, and we'll be
            // able to retrieve it.
            // Thanks to Iigo.
            responseCode = connection.getResponseCode();
            failed = true;
        }

        BufferedReader in = null;
        String body = "";
        try {
            InputStream stream;
            try {
                stream = connection.getInputStream();
            } catch (IOException e) {
                // Same as before
                stream = connection.getErrorStream();
                failed = true;
            }

            in = new BufferedReader(new InputStreamReader(stream));
            StringBuilder responseBuilder = new StringBuilder();

            String inputLine;
            while ((inputLine = in.readLine()) != null) {
                responseBuilder.append(inputLine);
            }

            body = responseBuilder.toString();
        } finally {
            if (in != null)
                in.close();
        }

        HTTPResponse response = new HTTPResponse();
        response.setResponseCode(responseCode, failed);
        response.setResponseBody(body);

        int i = 0;
        String headerName, headerContent;
        while ((headerName = connection.getHeaderFieldKey(i)) != null) {
            headerContent = connection.getHeaderField(i);
            response.addHeader(headerName, headerContent);
        }

        // ***  REDIRECTION  ***

        switch (responseCode) {
        case 301:
        case 302:
        case 307:
        case 308:
            if (response.getHeaders().containsKey("Location")) {
                response = makeRequest(response.getHeaders().get("Location"), method, data);
            }
        }

        // ***  END  ***

        return response;
    } finally {
        connection.disconnect();
    }
}

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From source file:org.andstatus.app.net.http.HttpConnectionOAuthJavaNet.java

@Override
protected void postRequest(HttpReadResult result) throws ConnectionException {
    try {//from   w  w  w  .  j  ava2 s  . c  o m
        HttpURLConnection conn = (HttpURLConnection) result.getUrlObj().openConnection();
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setRequestMethod("POST");

        if (!result.hasFormParams()) {
            // Nothing to do at this step
        } else if (result.getFormParams().has(HttpConnection.KEY_MEDIA_PART_URI)) {
            writeMedia(conn, result.getFormParams());
        } else {
            writeJson(conn, result.getFormParams());
        }

        result.setStatusCode(conn.getResponseCode());
        switch (result.getStatusCode()) {
        case OK:
            result.strResponse = HttpConnectionUtils.readStreamToString(conn.getInputStream());
            break;
        default:
            result.strResponse = HttpConnectionUtils.readStreamToString(conn.getErrorStream());
            throw result.getExceptionFromJsonErrorResponse();
        }
    } catch (JSONException | IOException e) {
        result.e1 = e;
    }
}

---

From source file:acc.healthapp.notification.HttpRequest.java

/**
 * Post the request//  w ww.ja  v a 2  s. c  o m
 * @param url where to post to
 * @param requestBody the body of the request
 * @throws IOException
 */
public void doPost(String url, String requestBody) throws IOException {
    Log.i("", "HTTP request. body: " + requestBody);

    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    conn.setDoOutput(true);
    conn.setUseCaches(false);
    conn.setFixedLengthStreamingMode(requestBody.getBytes().length);
    conn.setRequestMethod("POST");
    for (int i = 0; i < mHeaders.size(); i++) {
        conn.setRequestProperty(mHeaders.keyAt(i), mHeaders.valueAt(i));
    }
    OutputStream out = null;
    try {
        out = conn.getOutputStream();
        out.write(requestBody.getBytes());
    } finally {
        if (out != null) {
            try {
                out.close();
            } catch (IOException e) {
                // Ignore.
            }
        }
    }

    responseCode = conn.getResponseCode();

    InputStream inputStream = null;
    try {
        if (responseCode == 200) {
            inputStream = conn.getInputStream();
        } else {
            inputStream = conn.getErrorStream();
        }
        responseBody = getString(inputStream);
    } finally {
        if (inputStream != null) {
            try {
                inputStream.close();
            } catch (IOException e) {
                // Ignore.
            }
        }
    }

    Log.i("", "HTTP response. body: " + responseBody);

    conn.disconnect();
}

---

From source file:com.tdevelopers.questo.Pushes.HttpRequest.java

/**
 * Post the request// w w  w . ja v  a2s  .c  om
 *
 * @param url         where to post to
 * @param requestBody the body of the request
 * @throws IOException
 */
public void doPost(String url, String requestBody) throws IOException {
    Log.i(LoggingService.LOG_TAG, "HTTP request. body: " + requestBody);
    Log.i(LoggingService.LOG_TAG, "header" + mHeaders.toString());
    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    conn.setDoOutput(true);
    conn.setUseCaches(false);
    conn.setFixedLengthStreamingMode(requestBody.getBytes().length);
    conn.setRequestMethod("POST");
    for (int i = 0; i < mHeaders.size(); i++) {
        conn.setRequestProperty(mHeaders.keyAt(i), mHeaders.valueAt(i));
    }
    OutputStream out = null;
    try {
        out = conn.getOutputStream();
        out.write(requestBody.getBytes());
    } finally {
        if (out != null) {
            try {
                out.close();
            } catch (IOException e) {
                // Ignore.
            }
        }
    }

    responseCode = conn.getResponseCode();

    InputStream inputStream = null;
    try {
        if (responseCode == 200) {
            inputStream = conn.getInputStream();
        } else {
            inputStream = conn.getErrorStream();
        }
        responseBody = getString(inputStream);
    } finally {
        if (inputStream != null) {
            try {
                inputStream.close();
            } catch (IOException e) {
                // Ignore.
            }
        }
    }

    Log.i(LoggingService.LOG_TAG, "HTTP response. body: " + responseBody);

    conn.disconnect();
}

---

From source file:com.google.android.gcm.demo.logic.HttpRequest.java

/**
 * Post the request// w  w w .  j a  v  a2s.  c o m
 * @param url where to post to
 * @param requestBody the body of the request
 * @throws IOException
 */
public void doPost(String url, String requestBody) throws IOException {
    Log.i(LoggingService.LOG_TAG, "HTTP request. body: " + requestBody);

    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    conn.setDoOutput(true);
    conn.setUseCaches(false);
    conn.setFixedLengthStreamingMode(requestBody.getBytes().length);
    conn.setRequestMethod("POST");
    for (int i = 0; i < mHeaders.size(); i++) {
        conn.setRequestProperty(mHeaders.keyAt(i), mHeaders.valueAt(i));
    }
    OutputStream out = null;
    try {
        out = conn.getOutputStream();
        out.write(requestBody.getBytes());
    } finally {
        if (out != null) {
            try {
                out.close();
            } catch (IOException e) {
                // Ignore.
            }
        }
    }

    responseCode = conn.getResponseCode();

    InputStream inputStream = null;
    try {
        if (responseCode == 200) {
            inputStream = conn.getInputStream();
        } else {
            inputStream = conn.getErrorStream();
        }
        responseBody = getString(inputStream);
    } finally {
        if (inputStream != null) {
            try {
                inputStream.close();
            } catch (IOException e) {
                // Ignore.
            }
        }
    }

    Log.i(LoggingService.LOG_TAG, "HTTP response. body: " + responseBody);

    conn.disconnect();
}

---

From source file:com.nkc.nkcpost.helper.HttpRequest.java

/**
 * Post the request// ww  w .  j av  a 2 s. c  o m
 *
 * @param url         where to post to
 * @param requestBody the body of the request
 * @throws IOException
 */
public void doPost(String url, String requestBody) throws IOException {
    //Log.i(LoggingService.LOG_TAG, "HTTP request. body: " + requestBody);

    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    conn.setDoOutput(true);
    conn.setUseCaches(false);
    conn.setFixedLengthStreamingMode(requestBody.getBytes().length);
    conn.setRequestMethod("POST");
    for (int i = 0; i < mHeaders.size(); i++) {
        conn.setRequestProperty(mHeaders.keyAt(i), mHeaders.valueAt(i));
    }
    OutputStream out = null;
    try {
        out = conn.getOutputStream();
        out.write(requestBody.getBytes());
    } finally {
        if (out != null) {
            try {
                out.close();
            } catch (IOException e) {
                // Ignore.
            }
        }
    }

    responseCode = conn.getResponseCode();

    InputStream inputStream = null;
    try {
        if (responseCode == 200) {
            inputStream = conn.getInputStream();
        } else {
            inputStream = conn.getErrorStream();
        }
        responseBody = getString(inputStream);
    } finally {
        if (inputStream != null) {
            try {
                inputStream.close();
            } catch (IOException e) {
                // Ignore.
            }
        }
    }

    //Log.i(LoggingService.LOG_TAG, "HTTP response. body: " + responseBody);

    conn.disconnect();
}

---

From source file:br.bireme.accounts.Authentication.java

public JSONObject getUser(final String user, final String password) throws IOException, ParseException {
    if (user == null) {
        throw new NullPointerException("user");
    }/*from  w  w  w . j a  va 2 s . co m*/
    if (password == null) {
        throw new NullPointerException("password");
    }

    final JSONObject parameters = new JSONObject();
    parameters.put("username", user);
    parameters.put("password", password);
    parameters.put("service", SERVICE_NAME);
    parameters.put("format", "json");

    //final URL url = new URL("http", host, port, DEFAULT_PATH);
    final URL url = new URL("http://" + host + DEFAULT_PATH);
    final HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestProperty("Content-Type", "application/json");
    connection.setDoInput(true);
    connection.setDoOutput(true);
    connection.connect();

    final StringBuilder builder = new StringBuilder();
    final BufferedWriter writer = new BufferedWriter(
            new OutputStreamWriter(connection.getOutputStream(), "UTF-8"));

    //final String message = parameters.toJSONString();
    //System.out.println(message);

    writer.write(parameters.toJSONString());
    writer.newLine();
    writer.close();

    final int respCode = connection.getResponseCode();
    final boolean respCodeOk = (respCode == 200);
    final BufferedReader reader;

    if (respCodeOk) {
        reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
    } else {
        reader = new BufferedReader(new InputStreamReader(connection.getErrorStream()));
    }

    while (true) {
        final String line = reader.readLine();
        if (line == null) {
            break;
        }
        builder.append(line);
        builder.append("\n");
    }

    reader.close();

    if (!respCodeOk && (respCode != 401)) {
        throw new IOException(builder.toString());
    }

    return (JSONObject) new JSONParser().parse(builder.toString());
}

---

From source file:cz.vutbr.fit.xzelin15.dp.consumer.WSDynamicClientFactory.java

private String transferWSDL(String wsdlURL, String userPassword, WiseProperties wiseProperties)
        throws WiseConnectionException {
    String filePath = null;/*w ww.  j  ava  2s. c  om*/
    try {
        URL endpoint = new URL(wsdlURL);
        // Create the connection
        HttpURLConnection conn = (HttpURLConnection) endpoint.openConnection();
        conn.setDoOutput(false);
        conn.setDoInput(true);
        conn.setUseCaches(false);
        conn.setRequestMethod("GET");
        conn.setRequestProperty("Accept",
                "text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5");
        // set Connection close, otherwise we get a keep-alive
        // connection
        // that gives us fragmented answers.
        conn.setRequestProperty("Connection", "close");
        // BASIC AUTH
        if (userPassword != null) {
            conn.setRequestProperty("Authorization",
                    "Basic " + (new BASE64Encoder()).encode(userPassword.getBytes()));
        }
        // Read response
        InputStream is = null;
        if (conn.getResponseCode() == 200) {
            is = conn.getInputStream();
        } else {
            is = conn.getErrorStream();
            InputStreamReader isr = new InputStreamReader(is);
            StringWriter sw = new StringWriter();
            char[] buf = new char[200];
            int read = 0;
            while (read != -1) {
                read = isr.read(buf);
                sw.write(buf);
            }
            throw new WiseConnectionException("Remote server's response is an error: " + sw.toString());
        }
        // saving file
        File file = new File(wiseProperties.getProperty("wise.tmpDir"),
                new StringBuffer("Wise").append(IDGenerator.nextVal()).append(".xml").toString());
        OutputStream fos = new BufferedOutputStream(new FileOutputStream(file));
        IOUtils.copyStream(fos, is);
        fos.close();
        is.close();
        filePath = file.getPath();
    } catch (WiseConnectionException wce) {
        throw wce;
    } catch (Exception e) {
        throw new WiseConnectionException("Wsdl download failed!", e);
    }
    return filePath;
}

---

From source file:me.figo.FigoConnection.java

/***
  * Helper method for making a OAuth2-compliant API call
  * /*ww  w. j  a va 2s .com*/
  * @param path path on the server to call
  * @param data Payload of the request
  * @param typeofT Type of expected response
  * @return
 * @throws IOException 
 * @throws FigoException 
  */
public <T> T queryApi(String path, Object data, String method, Type typeOfT) throws IOException, FigoException {
    URL url = new URL(API_ENDPOINT + path);

    // configure URL connection, i.e. the HTTP request
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestMethod(method);
    connection.setRequestProperty("Authorization", "Basic " + this.basicAuthInfo);
    connection.setRequestProperty("Accept", "application/json");
    connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");

    // add payload
    if (data != null) {
        String encodedData = GsonAdapter.createGson().toJson(data);

        connection.setDoOutput(true);
        connection.getOutputStream().write(encodedData.getBytes("UTF-8"));
    }

    // process response
    int code = connection.getResponseCode();
    if (code >= 200 && code < 300) {
        return handleResponse(connection.getInputStream(), typeOfT);
    } else if (code == 400) {
        throw new FigoException(
                (ErrorResponse) handleResponse(connection.getErrorStream(), FigoException.ErrorResponse.class));
    } else if (code == 401) {
        throw new FigoException("access_denied", "Access Denied");
    } else {
        //return decode(connection.getErrorStream(), resultType);
        throw new FigoException("internal_server_error", "We are very sorry, but something went wrong");
    }
}

---

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