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:Main.java

static void zipFile(File zipfile, ZipOutputStream zos, String name) throws IOException {
    // if we reached here, the File object f was not a directory 
    // create a FileInputStream on top of f

    FileInputStream fis = new FileInputStream(zipfile);
    try {//from  ww  w  .jav  a2 s  .  c om
        // create a new zip entry 
        ZipEntry anEntry = new ZipEntry(name);
        if (DEBUG)
            System.out.println("Add file : " + name);
        // place the zip entry in the ZipOutputStream object
        zos.putNextEntry(anEntry);
        // now write the content of the file to the
        // ZipOutputStream
        byte[] readBuffer = new byte[BUFFER_SIZE];
        for (int bytesIn = fis.read(readBuffer); bytesIn != -1; bytesIn = fis.read(readBuffer)) {
            zos.write(readBuffer, 0, bytesIn);
        }
    } finally {
        // close the Stream
        fis.close();
    }
}

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From source file:gov.nih.nci.caintegrator.common.Cai2Util.java

private static void addFile(File curFile, ZipOutputStream out, int index) throws IOException {
    byte[] tmpBuf = new byte[BUFFER_SIZE];
    FileInputStream in = new FileInputStream(curFile);
    String relativePathName = curFile.getPath().substring(index);
    out.putNextEntry(new ZipEntry(relativePathName));
    int len;/* w  w w. j a  v a2  s . co m*/
    while ((len = in.read(tmpBuf)) > 0) {
        out.write(tmpBuf, 0, len);
    }
    // Complete the entry
    out.closeEntry();
    in.close();
}

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From source file:edu.isi.wings.portal.classes.StorageHandler.java

private static void zipAndStream(File dir, ZipOutputStream zos, String prefix) throws Exception {
    byte bytes[] = new byte[2048];
    for (File file : dir.listFiles()) {
        if (file.isDirectory())
            StorageHandler.zipAndStream(file, zos, prefix + file.getName() + "/");
        else {/*w w  w  .  j  av  a 2  s . c o m*/
            FileInputStream fis = new FileInputStream(file.getAbsolutePath());
            BufferedInputStream bis = new BufferedInputStream(fis);
            zos.putNextEntry(new ZipEntry(prefix + file.getName()));
            int bytesRead;
            while ((bytesRead = bis.read(bytes)) != -1) {
                zos.write(bytes, 0, bytesRead);
            }
            zos.closeEntry();
            bis.close();
            fis.close();
        }
    }
}

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From source file:Main.java

public static String zip(String filename) throws IOException {
    BufferedInputStream origin = null;
    Integer BUFFER_SIZE = 20480;//from w ww. j a  v a 2  s .c om

    if (android.os.Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED)) {

        File flockedFilesFolder = new File(
                Environment.getExternalStorageDirectory() + File.separator + "FlockLoad");
        System.out.println("FlockedFileDir: " + flockedFilesFolder);
        String uncompressedFile = flockedFilesFolder.toString() + "/" + filename;
        String compressedFile = flockedFilesFolder.toString() + "/" + "flockZip.zip";
        ZipOutputStream out = new ZipOutputStream(
                new BufferedOutputStream(new FileOutputStream(compressedFile)));
        out.setLevel(9);
        try {
            byte data[] = new byte[BUFFER_SIZE];
            FileInputStream fi = new FileInputStream(uncompressedFile);
            System.out.println("Filename: " + uncompressedFile);
            System.out.println("Zipfile: " + compressedFile);
            origin = new BufferedInputStream(fi, BUFFER_SIZE);
            try {
                ZipEntry entry = new ZipEntry(
                        uncompressedFile.substring(uncompressedFile.lastIndexOf("/") + 1));
                out.putNextEntry(entry);
                int count;
                while ((count = origin.read(data, 0, BUFFER_SIZE)) != -1) {
                    out.write(data, 0, count);
                }
            } finally {
                origin.close();
            }
        } finally {
            out.close();
        }
        return "flockZip.zip";
    }
    return null;
}

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

/**
 *
 * @param folder/* w w  w.ja  va2s  .c o  m*/
 * @return null if the input is not a folder otherwise a zip file containing all the files in the folder with nested folders skipped.
 * @throws IOException
 */
public static File zipFolder(File folder) throws IOException {
    byte[] buf = new byte[1024];
    int len;

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

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

    if (folder.isDirectory()) {
        File[] files = folder.listFiles();

        for (File f : files) {
            if (!f.isDirectory()) {
                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();
                in.close();
            } else
                logger.warn("Skipping nested folder: " + f.getAbsoluteFile());
        }

        out.flush();
        out.close();
    } else {
        logger.warn("The folder name supplied is not a folder!");
        System.err.println("The folder name supplied is not a folder!");
        return null;
    }

    return zippedFile;
}

---

From source file:com.mc.printer.model.utils.ZipHelper.java

private static void writeZip(File file, String parentPath, ZipOutputStream zos) {
    if (file.exists()) {
        if (file.isDirectory()) {//?
            parentPath += file.getName() + File.separator;
            File[] files = file.listFiles();
            for (File f : files) {
                writeZip(f, parentPath, zos);
            }/* w  ww  .j  a  va2s  .com*/
        } else {
            FileInputStream fis = null;
            try {
                fis = new FileInputStream(file);
                ZipEntry ze = new ZipEntry(parentPath + file.getName());
                zos.putNextEntry(ze);
                byte[] content = new byte[1024];
                int len;
                while ((len = fis.read(content)) != -1) {
                    zos.write(content, 0, len);
                    zos.flush();
                }

            } catch (FileNotFoundException e) {
                log.error("create zip file failed.", e);
            } catch (IOException e) {
                log.error("create zip file failed.", e);
            } finally {
                try {
                    if (fis != null) {
                        fis.close();
                    }
                } catch (IOException e) {
                    log.error("create zip file failed.", e);
                }
            }
        }
    }
}

---

From source file:org.eclipse.emf.emfstore.internal.common.model.util.FileUtil.java

private static void zip(File current, String rootPath, ZipOutputStream zipStream, byte[] buffer)
        throws IOException {
    if (current.isDirectory()) {
        for (final File file : current.listFiles()) {
            if (!".".equals(file.getName()) && !"..".equals(file.getName())) { //$NON-NLS-1$ //$NON-NLS-2$
                zip(file, rootPath, zipStream, buffer);
            }/*from   w w  w  .  ja va  2s .  com*/
        }
    } else if (current.isFile()) {
        zipStream.putNextEntry(new ZipEntry(current.getPath().replace(rootPath, StringUtils.EMPTY)));
        final FileInputStream file = new FileInputStream(current);
        int read;
        while ((read = file.read(buffer)) != -1) {
            zipStream.write(buffer, 0, read);
        }
        zipStream.closeEntry();
        file.close();
    } else {
        throw new IllegalStateException();
    }
}

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From source file:ObjectLabEnterpriseSoftware.FileManager.java

public static void zipFile(File inputFile, String parentName, ZipOutputStream zipOutputStream)
        throws IOException {

    // A ZipEntry represents a file entry in the zip archive
    // We name the ZipEntry after the original file's name

    ZipEntry zipEntry = new ZipEntry(parentName + inputFile.getName());

    zipOutputStream.putNextEntry(zipEntry);

    FileInputStream fileInputStream = new FileInputStream(inputFile);

    byte[] buf = new byte[1024];

    int bytesRead;

    // Read the input file by chucks of 1024 bytes
    // and write the read bytes to the zip stream
    while ((bytesRead = fileInputStream.read(buf)) > 0) {

        zipOutputStream.write(buf, 0, bytesRead);
    }/*from w  w  w  .  j a v a2  s  . c  om*/
    // close ZipEntry to store the stream to the file
    zipOutputStream.closeEntry();

    // System.out.println("Regular file :" + parentName+inputFile.getName() +" is zipped to archive :"+ZIPPED_FOLDER);
}

---

From source file:FileUtil.java

/**
 * Zip up a directory path//  w  w  w .j a  v  a2 s .  co m
 * @param directory
 * @param zos
 * @param path
 * @throws IOException
 */
public static void zipDir(String directory, ZipOutputStream zos, String path) throws IOException {
    File zipDir = new File(directory);
    // get a listing of the directory content
    String[] dirList = zipDir.list();
    byte[] readBuffer = new byte[2156];
    int bytesIn = 0;
    // loop through dirList, and zip the files
    for (int i = 0; i < dirList.length; i++) {
        File f = new File(zipDir, dirList[i]);
        if (f.isDirectory()) {
            String filePath = f.getPath();
            zipDir(filePath, zos, path + f.getName() + "/");
            continue;
        }
        FileInputStream fis = new FileInputStream(f);
        try {
            ZipEntry anEntry = new ZipEntry(path + f.getName());
            zos.putNextEntry(anEntry);
            bytesIn = fis.read(readBuffer);
            while (bytesIn != -1) {
                zos.write(readBuffer, 0, bytesIn);
                bytesIn = fis.read(readBuffer);
            }
        } finally {
            fis.close();
        }
    }
}

---

From source file:com.l2jfree.sql.L2DataSource.java

protected static final boolean writeBackup(String databaseName, InputStream in) throws IOException {
    FileUtils.forceMkdir(new File("backup/database"));

    final Date time = new Date();

    final L2TextBuilder tb = new L2TextBuilder();
    tb.append("backup/database/DatabaseBackup_");
    tb.append(new SimpleDateFormat("yyyy-MM-dd_HH-mm-ss").format(new Date()));
    tb.append("_uptime-").append(L2Config.getShortUptime());
    tb.append(".zip");

    final File backupFile = new File(tb.moveToString());

    int written = 0;
    ZipOutputStream out = null;
    try {/*from  w w w.  j a v  a 2 s. co m*/
        out = new ZipOutputStream(new FileOutputStream(backupFile));
        out.setMethod(ZipOutputStream.DEFLATED);
        out.setLevel(Deflater.BEST_COMPRESSION);
        out.setComment("L2jFree Schema Backup Utility\r\n\r\nBackup date: "
                + new SimpleDateFormat("yyyy-MM-dd HH:mm:ss:SSS z").format(new Date()));
        out.putNextEntry(new ZipEntry(databaseName + ".sql"));

        byte[] buf = new byte[4096];
        for (int read; (read = in.read(buf)) != -1;) {
            out.write(buf, 0, read);

            written += read;
        }
    } finally {
        IOUtils.closeQuietly(in);
        IOUtils.closeQuietly(out);
    }

    if (written == 0) {
        backupFile.delete();
        return false;
    }

    _log.info("DatabaseBackupManager: Database `" + databaseName + "` backed up successfully in "
            + (System.currentTimeMillis() - time.getTime()) / 1000 + " s.");
    return true;
}

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