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.gelakinetic.mtgfam.helpers.ZipUtils.java

/**
 * Zips all files specified in an ArrayList into a given file
 *
 * @param zipFile The file to zip files into
 * @param files   The files to be zipped
 * @param context The application context, for getting files and the like
 * @throws IOException IOException Thrown if something goes wrong with zipping and reading
 *//*from  w ww  .j  a  va  2 s. c om*/
private static void zipIt(File zipFile, ArrayList<File> files, Context context) throws IOException {

    byte[] buffer = new byte[1024];

    FileOutputStream fos = new FileOutputStream(zipFile);
    ZipOutputStream zos = new ZipOutputStream(fos);
    assert context.getFilesDir() != null;
    for (File file : files) {
        ZipEntry ze = new ZipEntry(file.getName());
        zos.putNextEntry(ze);

        FileInputStream in = new FileInputStream(file);

        int len;
        while ((len = in.read(buffer)) > 0) {
            zos.write(buffer, 0, len);
        }
        in.close();
    }

    zos.closeEntry();
    zos.close();
}

From source file:Main.java

/**
 * Compress files to a zip//from  w w w  .  j a va2  s. c o  m
 * @param zip
 * @param files
 * @throws IOException 
 */
public static void compressToZip(File zip, File[] files) throws IOException {
    byte data[] = new byte[BUFFER];
    FileOutputStream fozip = new FileOutputStream(zip);
    ZipOutputStream zo = new ZipOutputStream(new BufferedOutputStream(fozip));
    for (int i = 0; i < files.length; i++) {
        System.out.println("Adding:" + files[i]);
        FileInputStream fi = new FileInputStream(files[i]);
        BufferedInputStream origin = new BufferedInputStream(fi, BUFFER);
        ZipEntry zipentry = new ZipEntry(files[i].getName());
        zo.putNextEntry(zipentry);
        int count;
        while ((count = origin.read(data, 0, BUFFER)) != -1) {
            zo.write(data, 0, count);
        }
        origin.close();
    }
    zo.close();
}

From source file:Main.java

private static final void zip(File directory, File base, ZipOutputStream zos) throws IOException {
    File[] files = directory.listFiles();
    byte[] buffer = new byte[8192];
    int read = 0;
    for (int i = 0, n = files.length; i < n; i++) {
        if (files[i].isDirectory()) {
            zip(files[i], base, zos);/*from   www. j  av  a  2 s . c  o  m*/
        } else {
            FileInputStream in = new FileInputStream(files[i]);
            ZipEntry entry = new ZipEntry(files[i].getPath().substring(base.getPath().length() + 1));
            zos.putNextEntry(entry);
            while (-1 != (read = in.read(buffer))) {
                zos.write(buffer, 0, read);
            }
            in.close();
        }
    }
}

From source file:org.duracloud.common.util.IOUtil.java

/**
 * Adds the specified file to the zip output stream.
 *
 * @param file/*w ww .  ja  v a2s  .co m*/
 * @param zipOs
 */
public static void addFileToZipOutputStream(File file, ZipOutputStream zipOs) throws IOException {
    String fileName = file.getName();
    try (FileInputStream fos = new FileInputStream(file)) {
        ZipEntry zipEntry = new ZipEntry(fileName);
        zipEntry.setSize(file.length());
        zipEntry.setTime(System.currentTimeMillis());
        zipOs.putNextEntry(zipEntry);
        byte[] buf = new byte[1024];
        int bytesRead;
        while ((bytesRead = fos.read(buf)) > 0) {
            zipOs.write(buf, 0, bytesRead);
        }
        zipOs.closeEntry();
        fos.close();
    }
}

From source file:Main.java

public static String compress(String filename) throws FileNotFoundException, IOException {
    byte[] buffer = new byte[4096];
    int bytesRead;
    String[] entries = { ".mp4" };
    String zipfile = filename.replace(".mp4", ".zip");
    if (!(new File(zipfile)).exists()) {
        ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipfile));
        out.setLevel(Deflater.BEST_COMPRESSION);
        out.setMethod(ZipOutputStream.DEFLATED);
        for (int i = 0; i < entries.length; i++) {
            File f = new File(filename.replace(".mp4", entries[i]));
            if (f.exists()) {
                FileInputStream in = new FileInputStream(f);
                ZipEntry entry = new ZipEntry(f.getName());
                out.putNextEntry(entry);
                while ((bytesRead = in.read(buffer)) != -1)
                    out.write(buffer, 0, bytesRead);
                in.close();//from   w  ww .  j  a v  a  2 s  .  co m
            }
        }
        out.close();
    }
    return zipfile;
}

From source file:com.compomics.pladipus.core.control.util.ZipUtils.java

static private void addFileToZip(String path, String srcFile, ZipOutputStream zip)
        throws UnspecifiedPladipusException, FileNotFoundException, IOException {
    File folder = new File(srcFile);
    if (folder.isDirectory()) {
        addFolderToZip(path, srcFile, zip);
    } else {/*from ww  w.  j  a  v  a  2s. c o  m*/
        byte[] buf = new byte[1024];
        int len;
        FileInputStream in = new FileInputStream(srcFile);
        zip.putNextEntry(new ZipEntry(path + "/" + folder.getName()));
        while ((len = in.read(buf)) > 0) {
            zip.write(buf, 0, len);
        }
    }
}

From source file:com.rackspacecloud.client.cloudfiles.sample.FilesCopy.java

public static File zipFile(File f) throws IOException {
    byte[] buf = new byte[1024];
    int len;//from  www. j a v a  2 s . c o  m

    // Create the ZIP file
    String filenameWithZipExt = f.getName() + ZIPEXTENSION;
    File zippedFile = new File(FilenameUtils.concat(SYSTEM_TMP.getAbsolutePath(), filenameWithZipExt));

    ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zippedFile));
    FileInputStream in = new FileInputStream(f);

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

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

    // Complete the entry
    out.closeEntry();
    out.flush();

    in.close();
    out.close();

    return zippedFile;
}

From source file:org.openmrs.module.omodexport.util.OmodExportUtil.java

/**
 * Utility method for zipping a list of files
 * //from   w ww.j av  a2  s.  c o  m
 * @param files -The list of files to zip
 * @param out
 * @throws FileNotFoundException
 * @throws IOException
 */
public static void zipFiles(List<File> files, ZipOutputStream out) throws FileNotFoundException, IOException {
    byte[] buffer = new byte[4096]; // Create a buffer for copying
    int bytesRead;

    for (File f : files) {
        if (f.isDirectory())
            continue;// Ignore directory
        FileInputStream in = new FileInputStream(f); // Stream to read file
        out.putNextEntry(new ZipEntry(f.getName())); // Store entry
        while ((bytesRead = in.read(buffer)) != -1)
            out.write(buffer, 0, bytesRead);
        in.close();
    }

    out.close();
}

From source file:com.juancarlosroot.threads.SimulatedUser.java

public static void addToZipFile(String fileName, ZipOutputStream zos)
        throws FileNotFoundException, IOException {
    File file = new File(fileName);
    FileInputStream fis = new FileInputStream(file);
    ZipEntry zipEntry = new ZipEntry(fileName);
    zos.putNextEntry(zipEntry);/* w  ww .  jav  a 2  s  .c om*/

    byte[] bytes = new byte[2048];
    int length;
    while ((length = fis.read(bytes)) >= 0) {
        zos.write(bytes, 0, length);
    }

    zos.closeEntry();
    fis.close();
}

From source file:com.danimahardhika.android.helpers.core.FileHelper.java

@Nullable
public static String createZip(@NonNull List<String> files, File file) {
    try {/*from  w w w  .j  ava 2 s  .  co m*/
        final int BUFFER = 2048;
        BufferedInputStream origin;
        FileOutputStream dest = new FileOutputStream(file);
        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();
        return file.toString();
    } catch (Exception ignored) {
    }
    return null;
}