Example usage for java.io BufferedOutputStream flush

Introduction

In this page you can find the example usage for java.io BufferedOutputStream flush.

Prototype

@Override
public synchronized void flush() throws IOException 

Source Link

Document

Flushes this buffered output stream.

Usage

From source file:Main.java

/**
 * Uncompresses zipped files/*from  www  . j  a v a 2 s.  c om*/
 * @param zippedFile The file to uncompress
 * @param destinationDir Where to put the files
 * @return  list of unzipped files
 * @throws java.io.IOException thrown if there is a problem finding or writing the files
 */
public static List<File> unzip(File zippedFile, File destinationDir) throws IOException {
    int buffer = 2048;

    List<File> unzippedFiles = new ArrayList<File>();

    BufferedOutputStream dest;
    BufferedInputStream is;
    ZipEntry entry;
    ZipFile zipfile = new ZipFile(zippedFile);
    Enumeration e = zipfile.entries();
    while (e.hasMoreElements()) {
        entry = (ZipEntry) e.nextElement();

        is = new BufferedInputStream(zipfile.getInputStream(entry));
        int count;
        byte data[] = new byte[buffer];

        File destFile;

        if (destinationDir != null) {
            destFile = new File(destinationDir, entry.getName());
        } else {
            destFile = new File(entry.getName());
        }

        FileOutputStream fos = new FileOutputStream(destFile);
        dest = new BufferedOutputStream(fos, buffer);
        try {
            while ((count = is.read(data, 0, buffer)) != -1) {
                dest.write(data, 0, count);
            }

            unzippedFiles.add(destFile);
        } finally {
            dest.flush();
            dest.close();
            is.close();
        }
    }

    return unzippedFiles;
}

---

From source file:Main.java

public static void unZip(String path) {
    int count = -1;
    int index = -1;

    String savepath = "";

    savepath = path.substring(0, path.lastIndexOf("."));
    try {/*from   w  w w.  j a  va2 s  .  c om*/
        BufferedOutputStream bos = null;
        ZipEntry entry = null;
        FileInputStream fis = new FileInputStream(path);
        ZipInputStream zis = new ZipInputStream(new BufferedInputStream(fis));

        while ((entry = zis.getNextEntry()) != null) {
            byte data[] = new byte[buffer];

            String temp = entry.getName();
            index = temp.lastIndexOf("/");
            if (index > -1)
                temp = temp.substring(index + 1);
            String tempDir = savepath + "/zip/";
            File dir = new File(tempDir);
            dir.mkdirs();
            temp = tempDir + temp;
            File f = new File(temp);
            f.createNewFile();

            FileOutputStream fos = new FileOutputStream(f);
            bos = new BufferedOutputStream(fos, buffer);

            while ((count = zis.read(data, 0, buffer)) != -1) {
                bos.write(data, 0, count);
            }

            bos.flush();
            bos.close();
        }

        zis.close();

    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:dictinsight.utils.io.HttpUtils.java

/**
 * https??post//from   w  ww  . ja v a2s.  com
 * @param url
 * @param param
 * @return post?
 */
public static String httpsPostData(String url, String param) {
    class DefaultTrustManager implements X509TrustManager {
        @Override
        public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
        }

        @Override
        public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
        }

        @Override
        public X509Certificate[] getAcceptedIssuers() {
            return null;
        }
    }

    BufferedOutputStream brOutStream = null;
    BufferedReader reader = null;

    try {
        SSLContext context = SSLContext.getInstance("SSL");
        context.init(null, new TrustManager[] { new DefaultTrustManager() }, new SecureRandom());
        HttpsURLConnection connection = (HttpsURLConnection) (new URL(url)).openConnection();
        connection.setSSLSocketFactory(context.getSocketFactory());
        connection.setRequestMethod("POST");
        connection.setRequestProperty("Proxy-Connection", "Keep-Alive");
        connection.setDoInput(true);
        connection.setDoOutput(true);
        connection.setConnectTimeout(1000 * 15);

        brOutStream = new BufferedOutputStream(connection.getOutputStream());
        brOutStream.write(param.getBytes());
        brOutStream.flush();

        reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
        String responseContent = "";
        String line = reader.readLine();
        while (line != null) {
            responseContent += line;
            line = reader.readLine();
        }

        return responseContent;
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        try {
            if (brOutStream != null)
                brOutStream.close();
            if (reader != null)
                reader.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return null;
}

---

From source file:com.mvdb.etl.actions.ActionUtils.java

public static void zipFullDirectory(String sourceDir, String targetZipFile) {
    FileOutputStream fos = null;//ww  w.  j  av  a2s. c o m
    BufferedOutputStream bos = null;
    ZipOutputStream zos = null;

    try {
        fos = new FileOutputStream(targetZipFile);
        bos = new BufferedOutputStream(fos);
        zos = new ZipOutputStream(bos);
        zipDir(sourceDir, new File(sourceDir), zos);

    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (zos != null) {
            try {
                zos.flush();
                zos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }

        }
        if (bos != null) {
            try {
                bos.flush();
                bos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }

        }
        if (fos != null) {
            try {
                fos.flush();
                fos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }

        }
    }
}

---

From source file:it.geosolutions.tools.compress.file.Extractor.java

public static void unZip(File inputZipFile, File outputDir) throws IOException, CompressorException {
    if (inputZipFile == null || outputDir == null) {
        throw new CompressorException("Unzip: with null parameters");
    }/*from  w w  w . jav  a 2 s.c  om*/

    if (!outputDir.exists()) {
        if (!outputDir.mkdirs()) {
            throw new CompressorException("Unzip: Unable to create directory structure: " + outputDir);
        }
    }

    final int BUFFER = Conf.getBufferSize();

    ZipInputStream zipInputStream = null;
    try {
        // Open Zip file for reading
        zipInputStream = new ZipInputStream(new FileInputStream(inputZipFile));
    } catch (FileNotFoundException fnf) {
        throw new CompressorException("Unzip: Unable to find the input zip file named: " + inputZipFile);
    }

    // extract file if not a directory
    BufferedInputStream bis = new BufferedInputStream(zipInputStream);
    // grab a zip file entry
    ZipEntry entry = null;
    while ((entry = zipInputStream.getNextEntry()) != null) {
        // Process each entry

        File currentFile = new File(outputDir, entry.getName());

        FileOutputStream fos = null;
        BufferedOutputStream dest = null;
        try {
            int currentByte;
            // establish buffer for writing file
            byte data[] = new byte[BUFFER];

            // write the current file to disk
            fos = new FileOutputStream(currentFile);
            dest = new BufferedOutputStream(fos, BUFFER);

            // read and write until last byte is encountered
            while ((currentByte = bis.read(data, 0, BUFFER)) != -1) {
                dest.write(data, 0, currentByte);
            }
        } catch (IOException ioe) {

        } finally {
            try {
                if (dest != null) {
                    dest.flush();
                    dest.close();
                }
                if (fos != null)
                    fos.close();
            } catch (IOException ioe) {
                throw new CompressorException(
                        "Unzip: unable to close the zipInputStream: " + ioe.getLocalizedMessage());
            }
        }
    }
    try {
        if (zipInputStream != null)
            zipInputStream.close();
    } catch (IOException ioe) {
        throw new CompressorException(
                "Unzip: unable to close the zipInputStream: " + ioe.getLocalizedMessage());
    }
    try {
        if (bis != null)
            bis.close();
    } catch (IOException ioe) {
        throw new CompressorException(
                "Unzip: unable to close the Buffered zipInputStream: " + ioe.getLocalizedMessage());
    }
}

---

From source file:com.web.controller.ToolController.java

@ResponseBody
@RequestMapping(value = "/tool/verifyapk", method = RequestMethod.POST)
public String verifyApk(@RequestParam("apkfile") MultipartFile file) {

    //keytool -list -printcert -jarfile d:\weixin653android980.apk
    //keytool -printcert -file D:\testapp\META-INF\CERT.RSA
    //System.out.println("12345");
    try {// ww  w . j  av a2 s.c om
        OutputStream stream = new FileOutputStream(new File(file.getOriginalFilename()));
        BufferedOutputStream outputStream = new BufferedOutputStream(stream);
        outputStream.write(file.getBytes());
        outputStream.flush();
        outputStream.close();

        Runtime runtime = Runtime.getRuntime();
        String ccString = "keytool -list -printcert -jarfile C:\\Users\\Administrator\\Desktop\\zju1.1.8.2.apk";
        Process p = runtime.exec(ccString);

        BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));

        StringBuilder sb = new StringBuilder();
        while (br.readLine() != null) {
            sb.append(br.readLine() + "<br/>");
        }
        p.destroy();
        p = null;
        return sb.toString();
    } catch (FileNotFoundException fe) {
        return fe.getMessage();
    } catch (IOException ioe) {
        return ioe.getMessage();
    }

}

---

From source file:org.casbah.provider.openssl.OpenSslWrapper.java

public int executeCommand(InputStream input, OutputStream output, OutputStream error,
        final List<String> parameters) throws IOException, InterruptedException {
    List<String> fullParams = new ArrayList<String>(parameters);
    fullParams.add(0, opensslExecutable);
    ProcessBuilder processBuilder = new ProcessBuilder(fullParams);
    CyclicBarrier barrier = new CyclicBarrier(3);
    Map<String, String> env = processBuilder.environment();
    env.put(CASBAH_SSL_CA_ROOT, caRootDir.getAbsolutePath());
    Process proc = processBuilder.start();
    if (input != null) {
        BufferedOutputStream stdin = new BufferedOutputStream(proc.getOutputStream());
        IOUtils.copy(input, stdin);/*from   ww w. j a  va 2  s.  co m*/
        stdin.flush();
    }
    StreamConsumer outputConsumer = new StreamConsumer(output, proc.getInputStream(), barrier, TIMEOUT);
    StreamConsumer errorConsumer = new StreamConsumer(error, proc.getErrorStream(), barrier, TIMEOUT);
    outputConsumer.start();
    errorConsumer.start();
    int returnValue = proc.waitFor();
    try {
        barrier.await(TIMEOUT, TimeUnit.SECONDS);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return returnValue;
}

---

From source file:eu.geopaparazzi.library.network.NetworkUtilities.java

/**
 * Sends a string via POST to a given url.
 * //w  w w.ja  va  2  s.co  m
 * @param urlStr the url to which to send to.
 * @param string the string to send as post body.
 * @param user the user or <code>null</code>.
 * @param password the password or <code>null</code>.
 * @return the response.
 * @throws Exception
 */
public static String sendPost(String urlStr, String string, String user, String password) throws Exception {
    BufferedOutputStream wr = null;
    HttpURLConnection conn = null;
    try {
        conn = makeNewConnection(urlStr);
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);
        conn.setDoInput(true);
        // conn.setChunkedStreamingMode(0);
        conn.setUseCaches(false);
        if (user != null && password != null) {
            conn.setRequestProperty("Authorization", getB64Auth(user, password));
        }
        conn.connect();

        // Make server believe we are form data...
        wr = new BufferedOutputStream(conn.getOutputStream());
        byte[] bytes = string.getBytes();
        wr.write(bytes);
        wr.flush();

        int responseCode = conn.getResponseCode();
        StringBuilder returnMessageBuilder = new StringBuilder();
        if (responseCode == HttpURLConnection.HTTP_OK) {
            BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream(), "utf-8"));
            while (true) {
                String line = br.readLine();
                if (line == null)
                    break;
                returnMessageBuilder.append(line + "\n");
            }
            br.close();
        }

        return returnMessageBuilder.toString();
    } catch (Exception e) {
        e.printStackTrace();
        throw e;
    } finally {
        if (conn != null)
            conn.disconnect();
    }
}

---

From source file:com.lin.umws.service.impl.UserServiceImpl.java

public void badUpload(byte[] file) {
    BufferedOutputStream bos = new BufferedOutputStream(System.out);
    try {/*www  .j  a v  a 2 s  . c o m*/
        bos.write(file);
        bos.flush();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            bos.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

---

From source file:org.canova.api.records.reader.impl.SVMRecordWriterTest.java

@Test
public void testWriter() throws Exception {
    InputStream is = new ClassPathResource("iris.dat").getInputStream();
    assumeNotNull(is);/* ww w. j av  a 2 s .c o  m*/
    File tmp = new File("iris.txt");
    BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(tmp));
    IOUtils.copy(is, bos);
    bos.flush();
    bos.close();
    InputSplit split = new FileSplit(tmp);
    tmp.deleteOnExit();
    RecordReader reader = new CSVRecordReader();
    List<Collection<Writable>> records = new ArrayList<>();
    reader.initialize(split);
    while (reader.hasNext()) {
        Collection<Writable> record = reader.next();
        assertEquals(5, record.size());
        records.add(record);
    }

    assertEquals(150, records.size());
    File out = new File("iris_out.txt");
    out.deleteOnExit();
    RecordWriter writer = new SVMLightRecordWriter(out, true);
    for (Collection<Writable> record : records)
        writer.write(record);

    writer.close();
    records.clear();

    RecordReader svmReader = new SVMLightRecordReader();
    InputSplit svmSplit = new FileSplit(out);
    svmReader.initialize(svmSplit);
    assertTrue(svmReader.hasNext());
    while (svmReader.hasNext()) {
        Collection<Writable> record = svmReader.next();
        assertEquals(5, record.size());
        records.add(record);
    }
    assertEquals(150, records.size());
}

---

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