Example usage for java.io BufferedInputStream BufferedInputStream

Introduction

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

Prototype

public BufferedInputStream(InputStream in)

Source Link

Document

Creates a BufferedInputStream and saves its argument, the input stream in, for later use.

Usage

From source file:LabelJarSample.java

public static Image getImage(Class relativeClass, String filename) {
    Image returnValue = null;//  w  w w .ja  va 2  s . c om
    InputStream is = relativeClass.getResourceAsStream(filename);
    if (is != null) {
        BufferedInputStream bis = new BufferedInputStream(is);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        try {
            int ch;
            while ((ch = bis.read()) != -1) {
                baos.write(ch);
            }
            returnValue = Toolkit.getDefaultToolkit().createImage(baos.toByteArray());
        } catch (IOException exception) {
            System.err.println("Error loading: " + filename);
        }
    }
    return returnValue;
}

From source file:net.landora.video.info.file.FileHasher.java

public static String getED2KHash(File file) {
    InputStream is = null;//from  w w  w  .  j  a v a  2  s. c o m
    try {
        is = new BufferedInputStream(new FileInputStream(file));
        Edonkey e2dkChecksum = new Edonkey();

        IOUtils.copy(is, new CheckedOutputStream(new NullOutputStream(), e2dkChecksum));

        return e2dkChecksum.getHexValue();
    } catch (Exception e) {
        LoggerFactory.getLogger(FileHasher.class).error("Error hashing file.", e);
        return null;
    } finally {
        IOUtils.closeQuietly(is);
    }
}

From source file:edu.harvard.i2b2.eclipse.plugins.metadataLoader.util.FileUtil.java

public static void unzip(String zipname) throws IOException {

    FileInputStream fis = new FileInputStream(zipname);
    ZipInputStream zis = new ZipInputStream(new BufferedInputStream(fis));
    //??    GZIPInputStream gzis = new GZIPInputStream(new BufferedInputStream(fis));

    // get directory of the zip file
    if (zipname.contains("\\"))
        zipname = zipname.replace("\\", "/");
    //   String zipDirectory = zipname.substring(0, zipname.lastIndexOf("/")+1) ;
    String zipDirectory = zipname.substring(0, zipname.lastIndexOf("."));
    new File(zipDirectory).mkdir();

    RunData.getInstance().setMetadataDirectory(zipDirectory);

    ZipEntry entry;//w ww . j  a v  a  2s  . c  om
    while ((entry = zis.getNextEntry()) != null) {
        System.out.println("Unzipping: " + entry.getName());
        if (entry.getName().contains("metadata")) {
            RunData.getInstance().setMetadataFile(zipDirectory + "/" + entry.getName());
        } else if (entry.getName().contains("schemes")) {
            RunData.getInstance().setSchemesFile(zipDirectory + "/" + entry.getName());
        } else if (entry.getName().contains("access")) {
            RunData.getInstance().setTableAccessFile(zipDirectory + "/" + entry.getName());
        }

        int size;
        byte[] buffer = new byte[2048];

        FileOutputStream fos = new FileOutputStream(zipDirectory + "/" + entry.getName());
        BufferedOutputStream bos = new BufferedOutputStream(fos, buffer.length);

        while ((size = zis.read(buffer, 0, buffer.length)) != -1) {
            bos.write(buffer, 0, size);
        }
        bos.flush();
        bos.close();
    }
    zis.close();
    fis.close();
}

From source file:net.ovres.util.UncompressedInputStream.java

/**
 * Returns a decompressed version of the given input stream.
 * This is done for any set //from   w w w .  j  a v a 2s.  c o m
 *
 * @param  raw  the raw input stream
 * @return  the decompressed version of <tt>raw</tt>
 */
public static InputStream convertStream(InputStream raw) throws IOException {
    if (!raw.markSupported()) {
        raw = new BufferedInputStream(raw);
    }

    try {
        return new CompressorStreamFactory().createCompressorInputStream(raw);
    } catch (CompressorException e) {
        // Assume this is because of an unknown compression type.
        // That's ok, it might not be compressed.
        return raw;
    }
}

From source file:Main.java

static private void addFileToZip(String path, File srcFile, ZipOutputStream zip, String destZipFile)
        throws Exception {
    if (srcFile.isDirectory()) {
        addFolderToZip(path, srcFile, zip, destZipFile);
    } else if (!srcFile.getName().equals(destZipFile)) {
        byte[] buf = new byte[1024];
        int len;//from   w ww  .j  av a  2s  .com
        final InputStream in = new BufferedInputStream(new FileInputStream(srcFile));
        try {
            if (path.equals("/")) {
                zip.putNextEntry(new ZipEntry(srcFile.getName()));
            } else {
                zip.putNextEntry(new ZipEntry(path + "/" + srcFile.getName()));
            }
            while ((len = in.read(buf)) > 0) {
                zip.write(buf, 0, len);
            }
        } finally {
            in.close();
        }
    }
}

From source file:Main.java

@SuppressLint("NewApi")
public static void getURL(String path) {
    String fileName = "";
    String dir = "/IndoorNavi/";
    File sdRoot = Environment.getExternalStorageDirectory();
    try {/*from   w w w .jav a2 s .co  m*/
        // Open the URLConnection for reading
        URL u = new URL(path);
        // URL u = new URL("http://www.baidu.com/");
        HttpURLConnection uc = (HttpURLConnection) u.openConnection();

        int code = uc.getResponseCode();
        String response = uc.getResponseMessage();
        //System.out.println("HTTP/1.x " + code + " " + response);
        for (int j = 1;; j++) {
            String key = uc.getHeaderFieldKey(j);
            String header = uc.getHeaderField(j);
            if (!(key == null)) {
                if (key.equals("Content-Name"))
                    fileName = header;
            }
            if (header == null || key == null)
                break;
            //System.out.println(uc.getHeaderFieldKey(j) + ": " + header);
        }
        Log.i("zhr", fileName);
        //System.out.println();

        try (InputStream in = new BufferedInputStream(uc.getInputStream())) {

            // chain the InputStream to a Reader
            Reader r = new InputStreamReader(in);
            int c;
            File mapFile = new File(sdRoot, dir + fileName);
            mapFile.createNewFile();
            FileOutputStream filecon = new FileOutputStream(mapFile);
            while ((c = r.read()) != -1) {
                //System.out.print((char) c);
                filecon.write(c);
                filecon.flush();

            }
            filecon.close();
        }

    } catch (MalformedURLException ex) {
        System.err.println(path + " is not a parseable URL");
    } catch (IOException ex) {
        System.err.println(ex);
    }
}

From source file:Main.java

public static void copyInputToFile(InputStream in, String path) {
    BufferedInputStream bis = null;
    FileOutputStream fos = null;/*from   www .  ja v  a 2  s .  c  o m*/
    try {
        byte[] buffer = new byte[10 * 1024];
        bis = new BufferedInputStream(in);
        fos = new FileOutputStream(path);
        int a = bis.read(buffer, 0, buffer.length);
        while (a != -1) {
            fos.write(buffer, 0, a);
            fos.flush();
            a = bis.read(buffer, 0, buffer.length);
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        closeOutputStream(fos);
        closeInputStream(bis);
        closeInputStream(in);
    }
}

From source file:br.com.manish.ahy.kernel.util.FileUtil.java

public static String readFileAsString(String path) {
    String ret = null;/*from  w  ww . j  a v a 2 s .  co  m*/

    try {

        byte[] buffer = new byte[(int) new File(path).length()];
        BufferedInputStream f = new BufferedInputStream(new FileInputStream(path));
        f.read(buffer);
        ret = new String(buffer);

    } catch (IOException e) {
        throw new OopsException(e, "Error reading: " + path);
    }

    return ret;
}

From source file:net.firejack.platform.core.utils.InstallUtils.java

/**
 * @param file/* w  w  w  .  ja  va  2s .  co  m*/
 * @return
 */
public static <E extends Entry> Environments<E> deserialize(File file) {
    try {
        return deserialize(new BufferedInputStream(new FileInputStream(file)));
    } catch (Exception e) {
        logger.warn("The environment.xml has not been found.");
    }
    return null;
}

From source file:Main.java

public static void addEntryContent(ZipOutputStream zos, String entryFileName)
        throws IOException, FileNotFoundException {
    BufferedInputStream bis = new BufferedInputStream(new FileInputStream(entryFileName));

    byte[] buffer = new byte[1024];
    int count = -1;
    while ((count = bis.read(buffer)) != -1) {
        zos.write(buffer, 0, count);//from   www.  j  a va 2s .com
    }
    bis.close();
}