Example usage for java.io BufferedReader close

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

/**
 * Reads content of file, and returns result as string
 *
 * @param filename path to file/*from w ww  .  j av a  2  s  . co m*/
 * @return Contents of file
 * @throws IOException
 */
public static String fileToString(String filename) throws IOException {
    BufferedReader reader = new BufferedReader(new FileReader(filename));
    StringBuilder builder = new StringBuilder();
    String line;

    // For every line in the file, append it to the string builder
    while ((line = reader.readLine()) != null) {
        builder.append(line);
    }
    reader.close();

    return builder.toString();
}

From source file:Main.java

/**
 * Read file, one line as a element of the String List
 * //from w w  w. java  2  s. co m
 * @param filePath
 *            The path of the file
 * @return List<String> Return file content as a String List, if the file
 *         doesn't exist return null
 */
public static List<String> readFileToList(String filePath) {
    File file = new File(filePath);
    List<String> fileContent = new ArrayList<String>();
    if (file != null && file.isFile()) {
        BufferedReader reader = null;
        try {
            reader = new BufferedReader(new FileReader(file));
            String line = null;
            while ((line = reader.readLine()) != null) {
                fileContent.add(line);
            }
            reader.close();
            return fileContent;
        } catch (IOException e) {
            throw new RuntimeException("IOException occurred. ", e);
        } finally {
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e) {
                    throw new RuntimeException("IOException occurred. ", e);
                }
            }
        }
    }
    return null;
}

From source file:Main.java

public static String readOneLine(String sFile) {
    BufferedReader brBuffer;
    String sLine = null;/*from  www. j a v  a 2 s.c o  m*/

    try {
        brBuffer = new BufferedReader(new FileReader(sFile), 512);
        try {
            sLine = brBuffer.readLine();
        } finally {
            Log.w(TAG_READ, "file " + sFile + ": " + sLine);
            brBuffer.close();
        }
    } catch (Exception e) {
        Log.e(TAG_READ, "IO Exception when reading /sys/ file", e);
    }
    return sLine;
}

From source file:Main.java

public static String readTextInputStream(InputStream is) throws IOException {
    StringBuffer strbuffer = new StringBuffer();
    String line;//from ww w  .  j a  v  a  2s .com
    BufferedReader reader = null;
    try {
        reader = new BufferedReader(new InputStreamReader(is));
        while ((line = reader.readLine()) != null) {
            strbuffer.append(line).append("\r\n");
        }
    } finally {
        if (reader != null) {
            reader.close();
        }
    }
    return strbuffer.toString();
}

From source file:Main.java

public static String getSDRoot() {
    String pre = null;/*from   w w w. j  a  va  2s .  c o  m*/
    String root = null;
    try {
        Runtime r = Runtime.getRuntime();
        Process p = r.exec("ls mnt");
        BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));
        String inline;
        while ((inline = br.readLine()) != null) {
            if (inline.contains("mmcblk")) {
                pre = inline;
                break;
            }
        }
        br.close();
        root = "/mnt/" + pre + "/" + pre + "p1";
    } catch (Exception e) {

    }
    return root;
}

From source file:Main.java

/**
 * Writes the current app logcat to a file.
 *
 * @param filename The filename to save it as
 * @throws IOException//from w  w  w. j  a v  a2 s  . c  o  m
 */
public static void writeLogcat(String filename) throws IOException {
    String[] args = { "logcat", "-v", "time", "-d" };

    Process process = Runtime.getRuntime().exec(args);
    InputStreamReader input = new InputStreamReader(process.getInputStream());
    OutputStreamWriter output = new OutputStreamWriter(new FileOutputStream(filename));
    BufferedReader br = new BufferedReader(input);
    BufferedWriter bw = new BufferedWriter(output);
    String line;

    while ((line = br.readLine()) != null) {
        bw.write(line);
        bw.newLine();
    }

    bw.close();
    output.close();
    br.close();
    input.close();
}

From source file:editor.util.URLUtil.java

public static String sendPost(String url, String data) throws Exception {

    URL obj = new URL(url);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();

    //add reuqest header
    con.setRequestMethod("POST");

    // Send post request
    con.setDoOutput(true);//from  ww  w. j  av a 2s .co  m
    DataOutputStream wr = new DataOutputStream(con.getOutputStream());
    wr.writeBytes(data);
    wr.flush();
    wr.close();

    int responseCode = con.getResponseCode();

    BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
    String inputLine;
    StringBuffer response = new StringBuffer();

    while ((inputLine = in.readLine()) != null) {
        response.append(inputLine);
    }
    in.close();
    return response.toString();
}

From source file:Main.java

public static String readFile(File file) throws IOException {
    StringBuffer fileData = new StringBuffer(1000);
    BufferedReader reader = new BufferedReader(new FileReader(file));
    char[] buf = new char[1024];
    int numRead = 0;
    while ((numRead = reader.read(buf)) != -1) {
        String readData = String.valueOf(buf, 0, numRead);
        fileData.append(readData);/*from   w  w w  .ja  v  a 2s  . c  om*/
        buf = new char[1024];
    }
    reader.close();
    return fileData.toString();
}

From source file:com.jiubang.core.util.HttpUtils.java

/**
 * Send an HTTP(s) request with POST parameters.
 * //www .jav a 2 s  .  c o  m
 * @param parameters
 * @param url
 * @throws UnsupportedEncodingException
 * @throws IOException
 * @throws KeyManagementException
 * @throws NoSuchAlgorithmException
 */
static void doPost(Map<?, ?> parameters, URL url)
        throws UnsupportedEncodingException, IOException, KeyManagementException, NoSuchAlgorithmException {

    URLConnection cnx = getConnection(url);

    // Construct data
    StringBuilder dataBfr = new StringBuilder();
    Iterator<?> iKeys = parameters.keySet().iterator();
    while (iKeys.hasNext()) {
        if (dataBfr.length() != 0) {
            dataBfr.append('&');
        }
        String key = (String) iKeys.next();
        dataBfr.append(URLEncoder.encode(key, "UTF-8")).append('=')
                .append(URLEncoder.encode((String) parameters.get(key), "UTF-8"));
    }
    // POST data
    cnx.setDoOutput(true);

    OutputStreamWriter wr = new OutputStreamWriter(cnx.getOutputStream());
    Loger.d(LOG_TAG, "Posting crash report data");
    wr.write(dataBfr.toString());
    wr.flush();
    wr.close();

    Loger.d(LOG_TAG, "Reading response");
    BufferedReader rd = new BufferedReader(new InputStreamReader(cnx.getInputStream()));

    String line;
    while ((line = rd.readLine()) != null) {
        Loger.d(LOG_TAG, line);
    }
    rd.close();
}

From source file:fr.julienvermet.bugdroid.util.NetworkUtils.java

public static NetworkResult postJson(String url, JSONObject data) {
    StringBuilder builder = new StringBuilder();
    HttpClient client = new DefaultHttpClient();
    HttpPost httpPost = new HttpPost(url);
    int statusCode = 0;
    try {/*from w  w  w  .j a va2 s. co  m*/
        StringEntity se = new StringEntity(data.toString());
        httpPost.setEntity(se);
        httpPost.setHeader("Accept", "application/json");
        httpPost.setHeader("Content-type", "application/json");

        HttpResponse response = client.execute(httpPost);
        StatusLine statusLine = response.getStatusLine();
        statusCode = statusLine.getStatusCode();
        // if (statusCode == 201) {
        HttpEntity entity = response.getEntity();
        InputStream content = entity.getContent();
        BufferedReader reader = new BufferedReader(new InputStreamReader(content));
        String line;
        while ((line = reader.readLine()) != null) {
            builder.append(line);
        }
        reader.close();
        // }
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {

    }
    return new NetworkResult(statusCode, builder.toString());
}