Example usage for java.io InputStreamReader close

List of usage examples for java.io InputStreamReader close

  1. HOME
  2. Java
  3. java
  4. java.io.*
  5. InputStreamReader
  6. close

Introduction

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

Prototype

public void close() throws IOException

Source Link

Usage

From source file:eu.musesproject.server.policyrulesselector.PolicySelector.java

private String getJSONDevicePolicy(int requestId, Decision decision, String action, Asset asset) {
    String errorBuildingPolicy = "<errorBuildingPolicy/>";
    String jsonDevicePolicy = null;
    BufferedReader br = null;/*from w  w  w .  j ava2s .c o m*/
    InputStream in = null;
    InputStreamReader is = null;
    String policyContent = null;
    try {
        policyContent = getPolicyDTHeader();
        policyContent += getActionSection(decision, action, requestId, asset);
        policyContent += getPolicyDTBottom();
        JSONObject xmlJSONObj = XML.toJSONObject(policyContent);
        jsonDevicePolicy = xmlJSONObj.toString();
    } catch (JSONException je) {
        logger.error("JSONException:" + je.getCause());
    } catch (Exception e) {
        jsonDevicePolicy = errorBuildingPolicy;
    } finally {
        try {
            if (br != null) {
                br.close();
            }
        } catch (IOException e) {
            logger.error("IOException:" + e.getCause());

        }
        try {
            if (in != null) {
                in.close();
            }
        } catch (IOException e) {
            logger.error("IOException:" + e.getCause());

        }
        try {
            if (is != null) {
                is.close();
            }
        } catch (IOException e) {
            logger.error("IOException:" + e.getCause());

        }
    }

    return jsonDevicePolicy;
}

From source file:com.example.mahmoud.asynctask_and_network.NetWork.java

public String callURL(String myStringURL) {
    StringBuilder sb = new StringBuilder();
    // String sb="";
    // to convert String to URL
    URL url = null;/* ww w  .j av  a  2s  . c o m*/
    //to open Connection with URL
    URLConnection urlConn = null;

    //to get InputStrem From Connection 
    InputStreamReader in = null;
    // to connect inputStrem with bufferedReader
    BufferedReader bufferedReader = null;

    try {
        //1  convert String to URL
        url = new URL(myStringURL);
        //2  Open Connection
        urlConn = url.openConnection();
        //3 check if there are newtork found or not 

        if (urlConn != null && urlConn.getInputStream() != null) {
            // 4 if there are connectio found make connection opent for just 1 minute
            urlConn.setReadTimeout(60 * 1000);
            // 5 get inputStrem from connection with the default charset for URL
            in = new InputStreamReader(urlConn.getInputStream(), Charset.defaultCharset());
            // 6 connect inputStrem with bufferedReader
            bufferedReader = new BufferedReader(in);
            // 7  Read Data from bufferReader while that we not arrived to final char (-1)
            String cp;
            /*    while ((cp = bufferedReader.readLine()) != null) {
             sb.append( cp);
             //    sb.a
             //sb+=""+((char) cp);
             }*/
            int x;
            while ((x = in.read()) != -1) {
                sb.append((char) x);
            }
            bufferedReader.close();
        }

        in.close();
    } catch (Exception e) {

    }

    return sb.toString();

}

From source file:com.portfolio.data.attachment.ConvertCSV.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response) {
    boolean isMultipart = ServletFileUpload.isMultipartContent(request);
    if (!isMultipart) {
        try {/*from  w  w w .ja  va  2  s .c o  m*/
            request.getInputStream().close();
            response.setStatus(417);
            response.getWriter().close();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return;
    }

    initialize(request);
    response.setContentType("application/json");

    JSONObject data = new JSONObject();
    try {
        DiskFileItemFactory factory = new DiskFileItemFactory();
        ServletFileUpload upload = new ServletFileUpload(factory);
        List<FileItem> items = upload.parseRequest(request);
        Iterator<FileItem> iter = items.iterator();

        List<String[]> meta = new ArrayList<String[]>();
        List<List<String[]>> linesData = new ArrayList<List<String[]>>();

        while (iter.hasNext()) {
            FileItem item = iter.next();
            if (item.isFormField()) {
                // Process regular form field (input type="text|radio|checkbox|etc", select, etc).
            } else {
                // Process form file field (input type="file").
                String fieldname = item.getFieldName();
                if ("uploadfile".equals(fieldname)) // name="uploadfile"
                {
                    InputStreamReader isr = new InputStreamReader(item.getInputStream());
                    CSVReader reader = new CSVReader(isr, ';');
                    String[] headerLine;
                    String[] dataLine;

                    headerLine = reader.readNext();
                    if (headerLine == null)
                        break;

                    dataLine = reader.readNext();
                    if (dataLine == null)
                        break;

                    for (int i = 0; i < headerLine.length; ++i) {
                        data.put(headerLine[i], dataLine[i]);
                    }

                    headerLine = reader.readNext();
                    if (headerLine == null)
                        break;

                    JSONArray lines = new JSONArray();
                    while ((dataLine = reader.readNext()) != null) {
                        JSONObject lineInfo = new JSONObject();
                        for (int i = 0; i < headerLine.length; ++i) {
                            lineInfo.put(headerLine[i], dataLine[i]);
                        }
                        lines.put(lineInfo);
                    }

                    data.put("lines", lines);

                    isr.close();
                }
            }
        }
    } catch (Exception e) {

    }

    PrintWriter out = null;
    try {
        out = response.getWriter();
        out.print(data);
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (out != null) {
            out.flush();
            out.close();
        }
    }

}

From source file:com.prey.net.PreyRestHttpClient.java

public StringBuilder getStringHttpResponse(HttpResponse httpResponse) throws Exception {

    HttpEntity httpEntity = null;/*from   ww w . j a  v a  2s. c o m*/
    InputStream is = null;
    InputStreamReader input = null;
    BufferedReader reader = null;
    StringBuilder sb = null;
    try {
        httpEntity = httpResponse.getEntity();
        is = httpEntity.getContent();
        input = new InputStreamReader(is, "iso-8859-1");
        reader = new BufferedReader(input, 8);
        sb = new StringBuilder();
        String line = null;
        while ((line = reader.readLine()) != null) {
            sb.append(line + "\n");
        }

        sb.toString().trim();
    } catch (IllegalStateException e) {

    } catch (Exception e) {
        PreyLogger.e("Buffer Error, Error converting result " + e.toString(), e);
    } finally {
        try {
            if (is != null)
                is.close();
        } catch (IOException e) {
        }
        try {
            if (reader != null)
                reader.close();
        } catch (IOException e) {
        }
        try {
            if (input != null)
                input.close();
        } catch (IOException e) {
        }
    }
    return sb;
}

From source file:nmtysh.android.test.speedtest.SpeedTestActivity.java

private void runHttpClient() {
    final String url = urlEdit.getText().toString();
    if (url == null || (!url.startsWith("http://") && !url.startsWith("https://"))) {
        list.add("URL error!");
        adapter.notifyDataSetChanged();/*  w  w w .  ja v  a  2s  .  c o m*/
        return;
    }
    task = new AsyncTask<Void, Integer, Void>() {
        long startTime;
        ProgressDialog progress;

        // ??
        @Override
        protected void onPreExecute() {
            super.onPreExecute();

            progress = new ProgressDialog(SpeedTestActivity.this);
            progress.setMessage(getString(R.string.progress_message));
            progress.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
            progress.setIndeterminate(false);
            progress.setCancelable(true);
            progress.setOnCancelListener(new OnCancelListener() {
                @Override
                public void onCancel(DialogInterface dialog) {
                    task.cancel(true);
                }
            });
            progress.setMax(10);
            progress.setProgress(0);
            progress.show();

            startTime = System.currentTimeMillis();
        }

        // ???
        @Override
        protected Void doInBackground(Void... params) {
            // 10?????
            for (int i = 0; i < 10; i++) {
                HttpClient client = new DefaultHttpClient();
                InputStreamReader in = null;
                // BufferedReader br = null;
                try {
                    HttpGet get = new HttpGet(url);
                    HttpResponse response = client.execute(get);
                    if (response.getStatusLine().getStatusCode() < 400) {
                        in = new InputStreamReader(response.getEntity().getContent());
                        // br = new BufferedReader(in);
                        // while (br.readLine() != null) {
                        long len = 0;
                        while (in.read() != -1) {
                            len++;
                        }
                        Log.i("HttpClient", len + " Bytes");
                    }
                } catch (IOException e) {
                } finally {
                    /*
                     * if (br != null) { try { br.close(); } catch
                     * (IOException e) { } br = null; }
                     */
                    if (in != null) {
                        try {
                            in.close();
                        } catch (IOException e) {
                        }
                        in = null;
                    }
                    // ?
                    client.getConnectionManager().shutdown();
                    client = null;
                }
                publishProgress(i + 1);
                // Dos????????
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                }
            }
            return null;
        }

        @Override
        protected void onProgressUpdate(Integer... values) {
            super.onProgressUpdate(values);
            if (progress == null) {
                return;
            }
            progress.setProgress(values[0]);
        }

        // 
        @Override
        protected void onPostExecute(Void result) {
            long endTime = System.currentTimeMillis();

            // 
            progress.cancel();
            progress = null;

            list.add("HttpClient:" + url + " " + (endTime - startTime) + "msec/10" + " "
                    + (endTime - startTime) / 10 + "msec");
            adapter.notifyDataSetChanged();
        }

        @Override
        protected void onCancelled() {
            super.onCancelled();
            progress.dismiss();
            progress = null;
        }
    }.execute();
}

From source file:com.netease.dagger.BrowserEmulator.java

/**
 * The method for reading TXT file//from   ww w.ja v a2s . c o  m
 * 
 * @param filepath
 */
public void readTextFile(String filePath) {
    try {
        String encoding = "GBK";
        File file = new File(filePath);
        if (file.isFile() && file.exists()) {
            InputStreamReader read = new InputStreamReader(new FileInputStream(file), encoding);
            BufferedReader bufferedReader = new BufferedReader(read);
            String lineTxt = null;
            while ((lineTxt = bufferedReader.readLine()) != null) {
                System.out.println(lineTxt);
            }
            read.close();
        } else {
            System.out.println("?");
        }
    } catch (Exception e) {
        System.out.println("?");
        e.printStackTrace();
    }
}

From source file:com.impetus.ankush.agent.utils.AgentRestClient.java

/**
 * Method sendNodeInfo./*from ww  w . jav a2  s .  c o m*/
 * 
 * @param urlPath
 *            String
 * @param input
 *            String
 * @return String
 * @throws IOException
 */
private String sendRequest(String urlPath, String input, String method, String accept, String contentType) {
    HttpURLConnection conn = null;
    OutputStream os = null;
    BufferedReader br = null;
    InputStreamReader isr = null;

    try {
        LOGGER.info("URL Path : " + urlPath);
        URL url = new URL(urlPath);

        conn = (HttpURLConnection) url.openConnection();
        conn.setDoOutput(true);
        conn.setRequestMethod(method);
        conn.setRequestProperty("Accept", accept);
        conn.setRequestProperty("Content-type", contentType);

        if (input != null && !input.isEmpty()) {
            os = conn.getOutputStream();
            os.write(input.getBytes());
            os.flush();
        }

        LOGGER.info("Response Code :" + conn.getResponseCode());

        if (conn.getResponseCode() != HttpURLConnection.HTTP_OK) {
            throw new RuntimeException("Failed : HTTP error code : " + conn.getResponseCode());
        }
        isr = new InputStreamReader(conn.getInputStream());
        br = new BufferedReader(isr);

        String buffer = "";
        StringBuilder output = new StringBuilder();
        while ((buffer = br.readLine()) != null) {
            output.append(buffer);
        }
        return output.toString();
    } catch (Exception e) {
        LOGGER.error(e.getMessage(), e);
        return null;
    } finally {
        try {
            if (isr != null) {
                isr.close();
            }

            if (br != null) {
                br.close();
            }
        } catch (Exception e) {
            LOGGER.error("Unable to close buffer stream while sending request", e);
        }
        if (conn != null) {
            conn.disconnect();
        }

        if (os != null) {
            IOUtils.closeQuietly(os);
        }
    }
}

From source file:com.nartex.FileManager.java

private void loadLanguageFile() {

    // we load langCode var passed into URL if present
    // else, we use default configuration var
    if (language == null) {
        String lang = "";
        if (params.get("langCode") != null)
            lang = this.params.get("langCode");
        else// w  w  w  .ja va 2  s.  com
            lang = config.getProperty("culture");
        BufferedReader br = null;
        InputStreamReader isr = null;
        String text;
        StringBuffer contents = new StringBuffer();
        try {
            isr = new InputStreamReader(
                    new FileInputStream(this.fileManagerRoot + "/scripts/languages/" + lang + ".js"), "UTF-8");
            br = new BufferedReader(isr);
            while ((text = br.readLine()) != null)
                contents.append(text);
            language = new JSONObject(contents.toString());
        } catch (Exception e) {
            this.error("Fatal error: Language file not found.");
        } finally {
            try {
                if (br != null)
                    br.close();
            } catch (Exception e2) {
            }
            try {
                if (isr != null)
                    isr.close();
            } catch (Exception e2) {
            }
        }
    }
}

From source file:com.prey.PreyPhone.java

public long totalMemory() {
    String line = "";
    File file = null;/*www .j  av  a2  s .com*/
    FileInputStream fi = null;
    InputStreamReader ir = null;
    BufferedReader br = null;
    long totalMemory = 0;
    try {
        file = new File("/proc/meminfo");
        fi = new FileInputStream(file);
        ir = new InputStreamReader(fi);
        br = new BufferedReader(ir);
        while ((line = br.readLine()) != null) {
            if (line.indexOf("MemTotal") >= 0) {
                line = line.replace("MemTotal", "");
                line = line.replace(":", "");
                line = line.replace("kB", "");
                line = line.trim();
                break;
            }
        }
        totalMemory = Long.parseLong(line) / 1024;
    } catch (Exception e) {
    } finally {
        try {
            br.close();
        } catch (Exception e) {
        }
        try {
            ir.close();
        } catch (Exception e) {
        }
        try {
            fi.close();
        } catch (Exception e) {
        }
    }
    return totalMemory;
}

From source file:com.nartex.RichFileManager.java

@Override
public void loadLanguageFile() {

    // we load langCode var passed into URL if present
    // else, we use default configuration var
    if (language == null || reload) {
        String lang = "";
        if (params.get("langCode") != null)
            lang = this.params.get("langCode");
        else/*  w  w  w.  j  a v a  2s . c o  m*/
            lang = config.getProperty("culture");
        BufferedReader br = null;
        InputStreamReader isr = null;
        String text;
        StringBuffer contents = new StringBuffer();
        try {
            isr = new InputStreamReader(new FileInputStream(
                    this.fileManagerRoot.resolve("scripts/languages/").resolve(lang + ".json").toString()),
                    "UTF-8");
            br = new BufferedReader(isr);
            while ((text = br.readLine()) != null)
                contents.append(text);
            language = new JSONObject(contents.toString());
        } catch (Exception e) {
            this.error("Fatal error: Language file not found.");
        } finally {
            try {
                if (br != null)
                    br.close();
            } catch (Exception e2) {
            }
            try {
                if (isr != null)
                    isr.close();
            } catch (Exception e2) {
            }
        }
    }
}