Example usage for java.io BufferedReader close

List of usage examples for java.io BufferedReader close

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Introduction

In this page you can find the example usage for java.io BufferedReader close.

Prototype

public void close() throws IOException

Source Link

Usage

From source file:Main.java

public static String readFileContents(File file) throws IOException {
    StringBuilder sb = new StringBuilder();
    BufferedReader br = null;
    try {//from   w ww . j ava  2  s.co m
        br = new BufferedReader(new FileReader(file));
        String currentLine;

        while ((currentLine = br.readLine()) != null) {
            sb.append(currentLine);
            sb.append('\n');
        }
    } finally {
        if (br != null) {
            br.close();
        }
    }

    return sb.toString();
}

From source file:Main.java

public static String readXmlAsString(File input) throws IOException {
    String xmlString = "";

    if (input == null) {
        throw new IOException("The input stream object is null.");
    }/*from   w  w  w  .  j  a  va  2  s  .  co  m*/

    FileInputStream fileInputStream = new FileInputStream(input);
    InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream);
    BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
    String line = bufferedReader.readLine();
    while (line != null) {
        xmlString += line + "\n";
        line = bufferedReader.readLine();
    }
    fileInputStream.close();
    fileInputStream.close();
    bufferedReader.close();

    return xmlString;
}

From source file:Main.java

public static String readLine(String filename) {
    BufferedReader br = null;
    String line = null;// ww  w  . ja v a2 s . c o  m
    try {
        br = new BufferedReader(new FileReader(filename), 1024);
        line = br.readLine();
    } catch (IOException e) {
        return null;
    } finally {
        if (br != null) {
            try {
                br.close();
            } catch (IOException e) {
                // ignore
            }
        }
    }
    return line;
}

From source file:com.abid_mujtaba.bitcoin.tracker.network.Client.java

private static String InputStreamToString(InputStream content) throws ClientException {
    try {/*ww w. j a v  a 2  s .  co  m*/
        BufferedReader br = new BufferedReader(new InputStreamReader(content, "UTF-8"));

        String line;
        StringBuilder sb = new StringBuilder();

        while ((line = br.readLine()) != null) {
            sb.append(line);
        }

        br.close();

        return sb.toString();
    } catch (UnsupportedEncodingException e) {
        throw new ClientException("Content InputStream has unsupported encoding.", e);
    } catch (IOException e) {
        throw new ClientException("IOException thrown by BufferedReader while reading InputStream.", e);
    }
}

From source file:com.cloudera.knittingboar.utils.DataUtils.java

public static synchronized File getTwentyNewsGroupDir() throws IOException {
    if (twentyNewsGroups != null) {
        return twentyNewsGroups;
    }/*w  w w.  j  av a  2  s .c o m*/
    // mac gives unique tmp each run and we want to store this persist
    // this data across restarts
    File tmpDir = new File("/tmp");
    if (!tmpDir.isDirectory()) {
        tmpDir = new File(System.getProperty("java.io.tmpdir"));
    }
    File baseDir = new File(tmpDir, TWENTY_NEWS_GROUP_LOCAL_DIR);
    if (!(baseDir.isDirectory() || baseDir.mkdir())) {
        throw new IOException("Could not mkdir " + baseDir);
    }
    File tarFile = new File(baseDir, TWENTY_NEWS_GROUP_TAR_FILE_NAME);

    if (!tarFile.isFile()) {
        FileUtils.copyURLToFile(new URL(TWENTY_NEWS_GROUP_TAR_URL), tarFile);
    }

    Process p = Runtime.getRuntime()
            .exec(String.format("tar -C %s -xvf %s", baseDir.getAbsolutePath(), tarFile.getAbsolutePath()));
    BufferedReader stdError = new BufferedReader(new InputStreamReader(p.getErrorStream()));
    System.out.println("Here is the standard error of the command (if any):\n");
    String s;
    while ((s = stdError.readLine()) != null) {
        System.out.println(s);
    }
    stdError.close();
    twentyNewsGroups = baseDir;
    return twentyNewsGroups;
}

From source file:com.leosys.core.utils.HttpServiceImpl.java

public static String getZiku(String domin) {
    Properties p = new Properties();
    String urls = getXmlPath();// ww  w.ja  va 2  s  .  co  m
    try {
        p.load(new FileInputStream(urls));
    } catch (Exception e) {
        e.printStackTrace();
    }
    String subUrl = p.getProperty("path");
    String restUrl = subUrl + "model=myservice&action=getwebsiteziku&domain=" + domin + "&pagesize=1000";
    StringBuffer strBuf;
    strBuf = new StringBuffer();

    try {
        URL url = new URL(restUrl);
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("POST");

        BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));//?  
        String line = null;
        while ((line = reader.readLine()) != null)
            strBuf.append(line + " ");
        reader.close();
    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    System.out.println(strBuf.toString());

    return strBuf.toString();
}

From source file:org.cmuchimps.gort.modules.webinfoservice.AppEngineUpload.java

private static String uploadBlobstoreDataNoRetry(String url, String filename, String mime, byte[] data) {
    if (url == null || url.length() <= 0) {
        return null;
    }/*from   ww w.  j  av a 2  s . co m*/

    if (data == null || data.length <= 0) {
        return null;
    }

    HttpClient httpClient = new DefaultHttpClient();

    HttpPost httpPost = new HttpPost(url);
    MultipartEntity entity = new MultipartEntity(HttpMultipartMode.BROWSER_COMPATIBLE);
    entity.addPart("data", new ByteArrayBody(data, mime, filename));

    httpPost.setEntity(entity);

    try {
        HttpResponse response = httpClient.execute(httpPost);

        System.out.println("Blob upload status code: " + response.getStatusLine().getStatusCode());

        /*
        //http://grinder.sourceforge.net/g3/script-javadoc/HTTPClient/HTTPResponse.html
        // 2xx - success
        if (response.getStatusLine().getStatusCode() / 100 != 2) {
            return null;
        }
        */

        InputStreamReader isr = new InputStreamReader(response.getEntity().getContent());
        BufferedReader br = new BufferedReader(isr);

        String blobKey = br.readLine();

        blobKey = (blobKey != null) ? blobKey.trim() : null;

        br.close();
        isr.close();

        if (blobKey != null && blobKey.length() > 0) {
            return String.format("%s%s", MTURKSERVER_BLOB_DOWNLOAD_URL, blobKey);
        } else {
            return null;
        }

    } catch (ClientProtocolException e) {
        e.printStackTrace();
        return null;
    } catch (IOException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:com.blogspot.ryanfx.auth.GoogleUtil.java

/**
 * Sends the auth token to google and gets the json result.
 * @param token auth token//from  w ww  .  ja v a 2  s.co  m
 * @return json result if valid request, null if invalid.
 * @throws IOException
 * @throws LoginException
 */
private static String issueTokenGetRequest(String token) throws IOException, LoginException {
    int timeout = 2000;
    URL u = new URL("https://www.googleapis.com/oauth2/v2/userinfo");
    HttpURLConnection c = (HttpURLConnection) u.openConnection();
    c.setRequestMethod("GET");
    c.setRequestProperty("Content-length", "0");
    c.setRequestProperty("Authorization", "OAuth " + token);
    c.setUseCaches(false);
    c.setAllowUserInteraction(false);
    c.setConnectTimeout(timeout);
    c.setReadTimeout(timeout);
    c.connect();
    int status = c.getResponseCode();
    if (status == HttpServletResponse.SC_OK) {
        BufferedReader br = new BufferedReader(new InputStreamReader(c.getInputStream()));
        StringBuilder sb = new StringBuilder();
        String line;
        while ((line = br.readLine()) != null) {
            sb.append(line + "\n");
        }
        br.close();
        return sb.toString();
    } else if (status == HttpServletResponse.SC_UNAUTHORIZED) {
        Logger.getLogger(GoogleUtil.class.getName()).severe("Invalid token request: " + token);
    }
    return null;
}

From source file:com.thomaskuenneth.openweathermapweather.WeatherUtils.java

public static String getFromServer(String url) throws MalformedURLException, IOException {
    StringBuilder sb = new StringBuilder();
    URL _url = new URL(url);
    HttpURLConnection httpURLConnection = (HttpURLConnection) _url.openConnection();
    String contentType = httpURLConnection.getContentType();
    String charSet = "ISO-8859-1";
    if (contentType != null) {
        Matcher m = PATTERN_CHARSET.matcher(contentType);
        if (m.matches()) {
            charSet = m.group(1);//from   www  .  ja  va2  s . c  om
        }
    }
    final int responseCode = httpURLConnection.getResponseCode();
    if (responseCode == HttpURLConnection.HTTP_OK) {
        InputStreamReader inputStreamReader = new InputStreamReader(httpURLConnection.getInputStream(),
                charSet);
        BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
        String line;
        while ((line = bufferedReader.readLine()) != null) {
            sb.append(line);
        }
        try {
            bufferedReader.close();
        } catch (IOException ex) {
            LOGGER.log(Level.SEVERE, "getFromServer()", ex);
        }
    }
    httpURLConnection.disconnect();
    return sb.toString();
}

From source file:Main.java

public static String getHttpClientString(String path) {
    BasicHttpParams httpParams = new BasicHttpParams();
    HttpConnectionParams.setConnectionTimeout(httpParams, REQUEST_TIMEOUT);
    HttpConnectionParams.setSoTimeout(httpParams, SO_TIMEOUT);
    HttpClient client = new DefaultHttpClient(httpParams);
    DefaultHttpClient httpClient = (DefaultHttpClient) client;
    HttpResponse httpResponse = null;/*from  w w  w .  j  a  v  a  2 s  .co m*/
    String result = "";
    try {
        httpResponse = httpClient.execute(new HttpGet(path));
        int res = httpResponse.getStatusLine().getStatusCode();
        if (res == 200) {
            InputStream in = httpResponse.getEntity().getContent();
            BufferedReader reader = new BufferedReader(new InputStreamReader(in, "GBK"));
            StringBuilder sb = new StringBuilder();
            String line = null;
            while ((line = reader.readLine()) != null) {
                sb.append(line.trim());
            }
            reader.close();
            in.close();
            result = sb.toString();
        }
    } catch (ClientProtocolException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    return result;
}