Example usage for java.io BufferedOutputStream write

Introduction

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

Prototype

@Override
public synchronized void write(byte b[], int off, int len) throws IOException 

Source Link

Document

Writes len bytes from the specified byte array starting at offset off to this buffered output stream.

Usage

From source file:jp.co.opentone.bsol.linkbinder.util.AttachmentUtil.java

/**
 * ?????.//  w  w  w.  j  a  va2 s  .  c om
 * @param randomId ?????????
 * @param baseName ?????. ?????
 * @param in ????
 * @throws IOException ??
 * @return ????
 */
public static String createTempporaryFile(String randomId, String baseName, InputStream in) throws IOException {

    String result = createFileName(randomId, baseName);
    InputStream bin = null;
    BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(result));
    try {
        bin = new BufferedInputStream(in);
        //CHECKSTYLE:OFF
        byte[] buf = new byte[1024 * 4];
        //CHECKSTYLE:ON
        int len;
        while ((len = bin.read(buf, 0, buf.length)) != -1) {
            out.write(buf, 0, len);
        }

        return result;
    } finally {
        if (bin != null) {
            bin.close();
        }
        out.close();
    }
}

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From source file:org.openmrs.module.report.util.FileUtils.java

public static void copyFile(InputStream in, File dest) throws Exception {
    BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(dest));
    byte[] data = new byte[2 * 1024];
    int count;//from   w w w.  j a  v  a2s  . c  om
    while ((count = in.read(data, 0, data.length)) != -1) {
        out.write(data, 0, count);
    }
    out.flush();
    out.close();
    in.close();
}

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From source file:com.seleniumtests.util.FileUtility.java

public static void extractJar(final String storeLocation, final Class<?> clz) throws IOException {
    File firefoxProfile = new File(storeLocation);
    String location = clz.getProtectionDomain().getCodeSource().getLocation().getFile();

    try (JarFile jar = new JarFile(location);) {
        logger.info("Extracting jar file::: " + location);
        firefoxProfile.mkdir();//  w  w  w .j av a  2 s. c o m

        Enumeration<?> jarFiles = jar.entries();
        while (jarFiles.hasMoreElements()) {
            ZipEntry entry = (ZipEntry) jarFiles.nextElement();
            String currentEntry = entry.getName();
            File destinationFile = new File(storeLocation, currentEntry);
            File destinationParent = destinationFile.getParentFile();

            // create the parent directory structure if required
            destinationParent.mkdirs();
            if (!entry.isDirectory()) {
                BufferedInputStream is = new BufferedInputStream(jar.getInputStream(entry));
                int currentByte;

                // buffer for writing file
                byte[] data = new byte[BUFFER];

                // write the current file to disk
                try (FileOutputStream fos = new FileOutputStream(destinationFile);) {
                    BufferedOutputStream destination = new BufferedOutputStream(fos, BUFFER);

                    // read and write till last byte
                    while ((currentByte = is.read(data, 0, BUFFER)) != -1) {
                        destination.write(data, 0, currentByte);
                    }

                    destination.flush();
                    destination.close();
                    is.close();
                }
            }
        }
    }

    FileUtils.deleteDirectory(new File(storeLocation + "\\META-INF"));
    if (OSUtility.isWindows()) {
        new File(storeLocation + "\\" + clz.getCanonicalName().replaceAll("\\.", "\\\\") + ".class").delete();
    } else {
        new File(storeLocation + "/" + clz.getCanonicalName().replaceAll("\\.", "/") + ".class").delete();
    }
}

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From source file:com.priocept.jcr.server.UploadServlet.java

public static void writeToFile(String fileName, InputStream iStream, boolean createDir, String servletRealPath)
        throws IOException {
    String me = "FileUtils.WriteToFile";
    if (fileName == null) {
        throw new IOException(me + ": filename is null");
    }/*from   w w w  . j  a v  a  2  s .  c  o m*/
    if (iStream == null) {
        throw new IOException(me + ": InputStream is null");
    }

    File theFile = new File(servletRealPath + "temp_files/" + fileName);

    // Check if a file exists.
    if (theFile.exists()) {
        String msg = theFile.isDirectory() ? "directory" : (!theFile.canWrite() ? "not writable" : null);
        if (msg != null) {
            throw new IOException(me + ": file '" + fileName + "' is " + msg);
        }
    }

    // Create directory for the file, if requested.
    if (createDir && theFile.getParentFile() != null) {
        theFile.getParentFile().mkdirs();
    }

    // Save InputStream to the file.
    BufferedOutputStream fOut = null;
    try {
        fOut = new BufferedOutputStream(new FileOutputStream(theFile));
        byte[] buffer = new byte[32 * 1024];
        int bytesRead = 0;
        while ((bytesRead = iStream.read(buffer)) != -1) {
            fOut.write(buffer, 0, bytesRead);
        }
    } catch (Exception e) {
        throw new IOException(me + " failed, got: " + e.toString());
    } finally {
        close(iStream, fOut);
    }
}

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From source file:JarUtils.java

/** Given a URL check if its a jar url(jar:<url>!/archive) and if it is,
 extract the archive entry into the given dest directory and return a file
 URL to its location. If jarURL is not a jar url then it is simply returned
 as the URL for the jar./*  w w w  . ja v a  2s  .  co m*/
        
 @param jarURL the URL to validate and extract the referenced entry if its
   a jar protocol URL
 @param dest the directory into which the nested jar will be extracted.
 @return the file: URL for the jar referenced by the jarURL parameter.
 * @throws IOException 
 */
public static URL extractNestedJar(URL jarURL, File dest) throws IOException {
    // This may not be a jar URL so validate the protocol 
    if (jarURL.getProtocol().equals("jar") == false)
        return jarURL;

    String destPath = dest.getAbsolutePath();
    URLConnection urlConn = jarURL.openConnection();
    JarURLConnection jarConn = (JarURLConnection) urlConn;
    // Extract the archive to dest/jarName-contents/archive
    String parentArchiveName = jarConn.getJarFile().getName();
    // Find the longest common prefix between destPath and parentArchiveName
    int length = Math.min(destPath.length(), parentArchiveName.length());
    int n = 0;
    while (n < length) {
        char a = destPath.charAt(n);
        char b = parentArchiveName.charAt(n);
        if (a != b)
            break;
        n++;
    }
    // Remove any common prefix from parentArchiveName
    parentArchiveName = parentArchiveName.substring(n);

    File archiveDir = new File(dest, parentArchiveName + "-contents");
    if (archiveDir.exists() == false && archiveDir.mkdirs() == false)
        throw new IOException(
                "Failed to create contents directory for archive, path=" + archiveDir.getAbsolutePath());
    String archiveName = jarConn.getEntryName();
    File archiveFile = new File(archiveDir, archiveName);
    File archiveParentDir = archiveFile.getParentFile();
    if (archiveParentDir.exists() == false && archiveParentDir.mkdirs() == false)
        throw new IOException(
                "Failed to create parent directory for archive, path=" + archiveParentDir.getAbsolutePath());
    InputStream archiveIS = jarConn.getInputStream();
    FileOutputStream fos = new FileOutputStream(archiveFile);
    BufferedOutputStream bos = new BufferedOutputStream(fos);
    byte[] buffer = new byte[4096];
    int read;
    while ((read = archiveIS.read(buffer)) > 0) {
        bos.write(buffer, 0, read);
    }
    archiveIS.close();
    bos.close();

    // Return the file url to the extracted jar
    return archiveFile.toURL();
}

---

From source file:org.openmrs.module.report.util.FileUtils.java

public static boolean copyFile(File source, File dest) {
    try {/*from ww w. j a  v a2s. co m*/
        BufferedInputStream in = new BufferedInputStream(new FileInputStream(source));
        BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(dest));
        byte[] data = new byte[2 * 1024];
        int count;
        while ((count = in.read(data, 0, data.length)) != -1) {
            out.write(data, 0, count);
        }
        out.flush();
        out.close();
        in.close();
        return true;
    } catch (FileNotFoundException e) {
        return false;
    } catch (IOException e) {
        return false;
    }
}

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From source file:com.byraphaelmedeiros.autosubdown.AutoSubDown.java

private static void downloadTo(Rule rule, String link) {
    LOGGER.log(Level.INFO, "Downloading " + link + "...");

    try {/* w w  w . j  ava2 s.c om*/
        String extension = FilenameUtils.getExtension(link);
        BufferedInputStream bis = new BufferedInputStream(new URL(link).openStream());
        FileOutputStream fos = new FileOutputStream(
                rule.getDownloadTo() + File.separator + rule.getFileName() + "." + extension);
        BufferedOutputStream bos = new BufferedOutputStream(fos, 1024);

        byte data[] = new byte[1024];
        int x = 0;

        while ((x = bis.read(data, 0, 1024)) >= 0) {
            bos.write(data, 0, x);
        }

        bos.close();
        bis.close();
    } catch (MalformedURLException e) {
        //e.printStackTrace();
        LOGGER.log(Level.WARNING, "Invalid URL! (" + link + ")");
    } catch (IOException e) {
        //e.printStackTrace();
        LOGGER.log(Level.WARNING, "Unable to access the URL (" + link + ").");
    }
}

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From source file:fm.last.commons.io.LastFileUtils.java

/**
 * Writes the contents of the passed input stream to the passed file and closes the InputStream when done.
 * /* w ww.ja  va 2  s  .c om*/
 * @param inputStream Input stream to write to file.
 * @param file The file to write to.
 * @param makeDirs Whether to create the files parent dir(s) or not.
 * @throws IOException If an error occurs writing the InputStream to the file.
 */
public static void writeToFile(InputStream inputStream, File file, boolean makeDirs) throws IOException {
    if (makeDirs && file.getParentFile() != null && !file.getParentFile().exists()) {
        if (!file.getParentFile().mkdirs()) {
            throw new IOException("Error creating '" + file.getParentFile().getAbsolutePath() + "'");
        }
    }
    BufferedOutputStream outputStream = null;
    try {
        outputStream = new BufferedOutputStream(new FileOutputStream(file));
        byte[] inBuffer = new byte[32 * 1024];
        int bytesRead = 0;
        while ((bytesRead = inputStream.read(inBuffer)) != -1) {
            outputStream.write(inBuffer, 0, bytesRead);
        }
    } finally {
        IOUtils.closeQuietly(inputStream);
        IOUtils.closeQuietly(outputStream);
    }
}

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From source file:com.appspresso.api.fs.FileSystemUtils.java

/**
 * InputStream  path?  ? .//from   ww  w . j  av a 2  s  .  c o m
 * 
 * @param inputStream ? InputStream
 * @param destFilePath  ??  path
 * @param overwrite  path? ? ??   ? 
 * @return ? {@literal true},   {@literal false}
 * @throws IOException ??   ?.
 */
public static boolean copy(InputStream inputStream, String destFilePath, boolean overwrite) throws IOException {
    File destFile = new File(destFilePath);
    File parent = destFile.getParentFile();
    if (!parent.exists() && !parent.mkdirs() && !parent.mkdir()) {
        return false;
    }

    if (destFile.exists()) {
        if (!overwrite) {
            return false;
        }
        if (!destFile.delete()) {
            return false;
        }
    }

    if (!destFile.createNewFile()) {
        return false;
    }

    FileOutputStream outputStream = null;
    try {
        outputStream = new FileOutputStream(destFile);
        BufferedOutputStream bOutputStream = new BufferedOutputStream(outputStream);

        byte[] buffer = new byte[BUFFER_SIZE];
        int length = -1;
        while ((length = inputStream.read(buffer, 0, BUFFER_SIZE)) != -1) {
            bOutputStream.write(buffer, 0, length);
        }
        bOutputStream.flush();
        return true;
    } finally {
        closeQuietly(inputStream);
        closeQuietly(outputStream);
    }
}

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From source file:JarMaker.java

/**
 * Unpack the jar file to a directory, till teaf files
 * @param file The source file name//from  ww  w . j  a va  2s . c om
 * @param file1 The target directory
 * @author wangxp
 * @version 2003/11/07
 */
public static void unpackAppJar(String file, String file1) throws IOException {

    // m_log.debug("unpackAppJar begin. file="+file+"|||file1="+file1);

    BufferedInputStream bufferedinputstream = new BufferedInputStream(new FileInputStream(file));
    ZipInputStream zipinputstream = new ZipInputStream(bufferedinputstream);
    byte abyte0[] = new byte[1024];
    for (ZipEntry zipentry = zipinputstream.getNextEntry(); zipentry != null; zipentry = zipinputstream
            .getNextEntry()) {
        File file2 = new File(file1, zipentry.getName());
        if (zipentry.isDirectory()) {
            if (!file2.exists() && !file2.mkdirs())
                throw new IOException("Could not make directory " + file2.getPath());
        } else {
            File file3 = file2.getParentFile();
            if (file3 != null && !file3.exists() && !file3.mkdirs())
                throw new IOException("Could not make directory " + file3.getPath());
            BufferedOutputStream bufferedoutputstream = new BufferedOutputStream(new FileOutputStream(file2));
            int i;
            try {
                while ((i = zipinputstream.read(abyte0, 0, abyte0.length)) != -1)
                    bufferedoutputstream.write(abyte0, 0, i);
            } catch (IOException ie) {
                ie.printStackTrace();
                // m_logger.error(ie);
                throw ie;
            }
            bufferedoutputstream.close();
        }
    }
    zipinputstream.close();
    bufferedinputstream.close();
    // m_log.debug("unpackAppJar end.");
}

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