Example usage for java.util.zip ZipOutputStream write

Introduction

In this page you can find the example usage for java.util.zip ZipOutputStream write.

Prototype

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

Source Link

Document

Writes an array of bytes to the current ZIP entry data.

Usage

From source file:com.pieframework.runtime.utils.Zipper.java

public static void zip(String zipFile, Map<String, File> flist) {
    byte[] buf = new byte[1024];
    try {//from  ww  w.ja  v a2s. c om
        // Create the ZIP file 
        ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFile));

        // Compress the files 
        for (String url : flist.keySet()) {
            FileInputStream in = new FileInputStream(flist.get(url).getPath());
            // Add ZIP entry to output stream. Zip entry should be relative
            out.putNextEntry(new ZipEntry(url));
            // Transfer bytes from the file to the ZIP file 
            int len;
            while ((len = in.read(buf)) > 0) {
                out.write(buf, 0, len);
            }
            // Complete the entry 
            out.closeEntry();
            in.close();
        }

        // Complete the ZIP file 
        out.close();
    } catch (Exception e) {
        throw new RuntimeException("Encountered errors zipping file " + zipFile, e);
    }
}

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From source file:com.amalto.core.jobox.util.JoboxUtil.java

private static void zip(File file, String zipPath, ZipOutputStream zos) throws IOException {
    FileInputStream is = null;// w  w  w  .  jav a  2 s .  co  m
    try {
        byte[] buf = new byte[1024];
        // Add ZIP entry to output stream.
        zos.putNextEntry(new ZipEntry(zipPath));
        // Transfer bytes from the file to the ZIP file
        int len;
        is = new FileInputStream(file);
        while ((len = is.read(buf)) > 0) {
            zos.write(buf, 0, len);
        }
    } finally {
        IOUtils.closeQuietly(is);
    }
}

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From source file:de.fu_berlin.inf.dpp.netbeans.feedback.ErrorLogManager.java

/**
 * Convenience wrapper method to upload an error log file to the server. To
 * save time and storage space, the log is compressed to a zip archive with
 * the given zipName./*from   ww w  .ja  v  a  2 s  .  co  m*/
 * 
 * @param zipName
 *            a name for the zip archive, e.g. with added user ID to make it
 *            unique, zipName must be at least 3 characters long!
 * @throws IOException
 *             if an I/O error occurs
 */
private static void uploadErrorLog(String zipName, File file, IProgressMonitor monitor) throws IOException {

    if (ERROR_LOG_UPLOAD_URL == null) {
        log.warn("error log upload url is not configured, cannot upload error log file");
        return;
    }

    File archive = new File(System.getProperty("java.io.tmpdir"), zipName + ".zip");

    ZipOutputStream out = null;
    FileInputStream in = null;

    byte[] buffer = new byte[8192];

    try {

        in = new FileInputStream(file);

        out = new ZipOutputStream(new FileOutputStream(archive));

        out.putNextEntry(new ZipEntry(file.getName()));

        int read;

        while ((read = in.read(buffer)) > 0)
            out.write(buffer, 0, read);

        out.finish();
        out.close();

        FileSubmitter.uploadFile(archive, ERROR_LOG_UPLOAD_URL, monitor);
    } finally {
        IOUtils.closeQuietly(out);
        IOUtils.closeQuietly(in);
        archive.delete();
    }
}

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From source file:Main.java

private static void zipDir(String dir, ZipOutputStream out) throws IOException {
    File directory = new File(dir);

    URI base = directory.toURI();

    ArrayList<File> filesToZip = new ArrayList<File>();

    GetFiles(directory, filesToZip);/* w  w w .j  a v  a2  s. c  o m*/

    for (int i = 0; i < filesToZip.size(); ++i) {
        FileInputStream in = new FileInputStream(filesToZip.get(i));

        String name = base.relativize(filesToZip.get(i).toURI()).getPath();

        out.putNextEntry(new ZipEntry(name));

        byte[] buf = new byte[4096];
        int bytes = 0;

        while ((bytes = in.read(buf)) != -1) {
            out.write(buf, 0, bytes);
        }

        out.closeEntry();

        in.close();
    }

    out.finish();
    out.flush();
}

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From source file:com.dm.material.dashboard.candybar.helpers.FileHelper.java

public static void createZip(@NonNull List<String> files, String directory) {
    try {//from   www  . j  a va 2 s.  co m
        BufferedInputStream origin;
        FileOutputStream dest = new FileOutputStream(directory);
        ZipOutputStream out = new ZipOutputStream(new BufferedOutputStream(dest));
        byte data[] = new byte[BUFFER];
        for (int i = 0; i < files.size(); i++) {
            FileInputStream fi = new FileInputStream(files.get(i));
            origin = new BufferedInputStream(fi, BUFFER);

            ZipEntry entry = new ZipEntry(files.get(i).substring(files.get(i).lastIndexOf("/") + 1));
            out.putNextEntry(entry);
            int count;

            while ((count = origin.read(data, 0, BUFFER)) != -1) {
                out.write(data, 0, count);
            }
            origin.close();
        }

        out.close();
    } catch (Exception e) {
        LogUtil.e(Log.getStackTraceString(e));
    }
}

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From source file:com.chinamobile.bcbsp.fault.tools.Zip.java

/**
 * Compress files to *.zip.//w  ww. java 2 s . c o m
 * @param fileName
 *        file name to compress
 * @return compressed file.
 */
public static String compress(String fileName) {
    String targetFile = null;
    File sourceFile = new File(fileName);
    Vector<File> vector = getAllFiles(sourceFile);
    try {
        if (sourceFile.isDirectory()) {
            targetFile = fileName + ".zip";
        } else {
            char ch = '.';
            targetFile = fileName.substring(0, fileName.lastIndexOf(ch)) + ".zip";
        }
        BufferedInputStream bis = null;
        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(targetFile));
        ZipOutputStream zipos = new ZipOutputStream(bos);
        byte[] data = new byte[BUFFER];
        if (vector.size() > 0) {
            for (int i = 0; i < vector.size(); i++) {
                File file = vector.get(i);
                zipos.putNextEntry(new ZipEntry(getEntryName(fileName, file)));
                bis = new BufferedInputStream(new FileInputStream(file));
                int count;
                while ((count = bis.read(data, 0, BUFFER)) != -1) {
                    zipos.write(data, 0, count);
                }
                bis.close();
                zipos.closeEntry();
            }
            zipos.close();
            bos.close();
            return targetFile;
        } else {
            File zipNullfile = new File(targetFile);
            zipNullfile.getParentFile().mkdirs();
            zipNullfile.mkdir();
            return zipNullfile.getAbsolutePath();
        }
    } catch (IOException e) {
        LOG.error("[compress]", e);
        return "error";
    }
}

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From source file:org.bonitasoft.engine.io.IOUtil.java

private static void copyFileToZip(final ZipOutputStream zos, final byte[] readBuffer, final File file)
        throws IOException {
    int bytesIn;// w w  w.jav a  2  s  .c  o m
    try (FileInputStream fis = new FileInputStream(file)) {
        while ((bytesIn = fis.read(readBuffer)) != -1) {
            zos.write(readBuffer, 0, bytesIn);
        }
    }
}

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From source file:Compress.java

/** Zip the contents of the directory, and save it in the zipfile */
public static void zipDirectory(String dir, String zipfile) throws IOException, IllegalArgumentException {
    // Check that the directory is a directory, and get its contents
    File d = new File(dir);
    if (!d.isDirectory())
        throw new IllegalArgumentException("Compress: not a directory:  " + dir);
    String[] entries = d.list();//from  w  ww.  jav a2  s  .c  o  m
    byte[] buffer = new byte[4096]; // Create a buffer for copying
    int bytes_read;

    // Create a stream to compress data and write it to the zipfile
    ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipfile));

    // Loop through all entries in the directory
    for (int i = 0; i < entries.length; i++) {
        File f = new File(d, entries[i]);
        if (f.isDirectory())
            continue; // Don't zip sub-directories
        FileInputStream in = new FileInputStream(f); // Stream to read file
        ZipEntry entry = new ZipEntry(f.getPath()); // Make a ZipEntry
        out.putNextEntry(entry); // Store entry
        while ((bytes_read = in.read(buffer)) != -1)
            // Copy bytes
            out.write(buffer, 0, bytes_read);
        in.close(); // Close input stream
    }
    // When we're done with the whole loop, close the output stream
    out.close();
}

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From source file:net.grinder.util.LogCompressUtil.java

/**
 * Compress the given file.// w w w. ja va  2  s  .co m
 * 
 * @param logFile
 *            file to be compressed
 * @return compressed file byte array
 */
public static byte[] compressFile(File logFile) {
    FileInputStream fio = null;
    ByteArrayOutputStream out = null;
    ZipOutputStream zos = null;
    try {
        fio = new FileInputStream(logFile);
        out = new ByteArrayOutputStream();
        zos = new ZipOutputStream(out);
        ZipEntry zipEntry = new ZipEntry("log.txt");
        zipEntry.setTime(new Date().getTime());
        zos.putNextEntry(zipEntry);
        byte[] buffer = new byte[COMPRESS_BUFFER_SIZE];
        int count = 0;
        while ((count = fio.read(buffer, 0, COMPRESS_BUFFER_SIZE)) != -1) {
            zos.write(buffer, 0, count);
        }
        zos.closeEntry();
        zos.finish();
        zos.flush();
        return out.toByteArray();
    } catch (IOException e) {
        LOGGER.error("Error occurs while compress {}", logFile.getAbsolutePath());
        LOGGER.error("Details", e);
        return null;
    } finally {
        IOUtils.closeQuietly(zos);
        IOUtils.closeQuietly(fio);
        IOUtils.closeQuietly(out);
    }
}

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From source file:org.apache.oodt.product.handlers.ofsn.util.OFSNUtils.java

public static File buildZipFile(String zipFileFullPath, File[] files) {
    // Create a buffer for reading the files
    byte[] buf = new byte[INT];
    ZipOutputStream out = null;

    try {//  w w  w  .  j a  va 2s . c om
        // Create the ZIP file
        out = new ZipOutputStream(new FileOutputStream(zipFileFullPath));

        for (File file : files) {
            FileInputStream in = new FileInputStream(file);

            // Add ZIP entry to output stream.
            out.putNextEntry(new ZipEntry(file.getName()));

            // Transfer bytes from the file to the ZIP file
            int len;
            while ((len = in.read(buf)) > 0) {
                out.write(buf, 0, len);
            }

            // Complete the entry
            out.closeEntry();
            in.close();
        }
    } catch (IOException e) {
        LOG.log(Level.SEVERE, e.getMessage());
    } finally {
        if (out != null) {
            try {
                out.close();
            } catch (Exception ignore) {
            }

        }
    }

    return new File(zipFileFullPath);

}

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