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:de.spiritcroc.ownlog.FileHelper.java

private static void addFileToZip(ZipOutputStream zip, File file, String pathInZip) throws IOException {
    byte[] data = new byte[FILE_BUFFER];
    BufferedInputStream in = null;
    try {/*from w w w .  j  av  a2 s.  c  o  m*/
        in = new BufferedInputStream(new FileInputStream(file));
        ZipEntry entry = new ZipEntry(pathInZip);
        zip.putNextEntry(entry);
        int size;
        while ((size = in.read(data, 0, FILE_BUFFER)) != -1) {
            zip.write(data, 0, size);
        }
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
}

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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  .  ja va2 s  .c  o m*/
        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();
        }
    }
}

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From source file:com.dreikraft.axbo.sound.SoundPackageUtil.java

private static void writeZipEntry(final String entryName, final ZipOutputStream out, final InputStream in)
        throws IOException {
    try {// w ww .j  a va 2s.co  m
        ZipEntry fileEntry = new ZipEntry(entryName);
        out.putNextEntry(fileEntry);
        final byte[] buf = new byte[BUF_SIZE];
        int avail;
        while ((avail = in.read(buf)) != -1) {
            out.write(buf, 0, avail);
        }
    } finally {
        out.flush();
        out.closeEntry();
    }
}

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From source file:com.jaspersoft.studio.community.utils.CommunityAPIUtils.java

/**
 * Creates a ZIP file using the specified zip entries.
 * //www.j  av  a  2  s  . c o  m
 * @param zipEntries the list of entries that will end up in the final zip file
 * @return the zip file reference
 * @throws CommunityAPIException
 */
public static File createZipFile(List<ZipEntry> zipEntries) throws CommunityAPIException {
    String tmpDirectory = System.getProperty("java.io.tmpdir"); //$NON-NLS-1$
    String zipFileLocation = tmpDirectory;
    if (!(tmpDirectory.endsWith("/") || tmpDirectory.endsWith("\\"))) { //$NON-NLS-1$ //$NON-NLS-2$
        zipFileLocation += System.getProperty("file.separator"); //$NON-NLS-1$
    }
    zipFileLocation += "issueDetails.zip"; //$NON-NLS-1$

    try {
        // create byte buffer
        byte[] buffer = new byte[1024];
        // create object of FileOutputStream
        FileOutputStream fout = new FileOutputStream(zipFileLocation);
        // create object of ZipOutputStream from FileOutputStream
        ZipOutputStream zout = new ZipOutputStream(fout);

        for (ZipEntry ze : zipEntries) {
            //create object of FileInputStream for source file
            FileInputStream fin = new FileInputStream(ze.getLocation());
            zout.putNextEntry(new java.util.zip.ZipEntry(ze.getLocation()));
            // After creating entry in the zip file, actually write the file.
            int length;
            while ((length = fin.read(buffer)) > 0) {
                zout.write(buffer, 0, length);
            }
            //close the zip entry and related InputStream
            zout.closeEntry();
            fin.close();
        }
        //close the ZipOutputStream
        zout.close();
    } catch (IOException e) {
        throw new CommunityAPIException(Messages.CommunityAPIUtils_ZipCreationError, e);
    }
    return new File(zipFileLocation);
}

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From source file:gov.va.chir.tagline.dao.FileDao.java

private static void saveZipFile(final File zipFile, final File... inputFiles) throws IOException {
    byte[] buffer = new byte[BUFFER_SIZE];

    final ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(zipFile));

    for (File file : inputFiles) {
        final ZipEntry entry = new ZipEntry(file.getName());
        zos.putNextEntry(entry);//from  w ww  . j ava2  s  . c  om

        final 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:com.recomdata.transmart.data.export.util.ZipUtil.java

/**
 * This method will bundle all the files into a zip file. 
 * If there are 2 files with the same name, only the first file is part of the zip.
 * /*w w w . j av  a 2s  .  c o  m*/
 * @param zipFileName
 * @param files
 * 
 * @return zipFile absolute path
 * 
 */
public static String bundleZipFile(String zipFileName, List<File> files) {
    File zipFile = null;
    Map<String, File> filesMap = new HashMap<String, File>();

    if (StringUtils.isEmpty(zipFileName))
        return null;

    try {
        zipFile = new File(zipFileName);
        if (zipFile.exists() && zipFile.isFile() && zipFile.delete()) {
            zipFile = new File(zipFileName);
        }

        ZipOutputStream zipOut = new ZipOutputStream(new FileOutputStream(zipFile));
        zipOut.setLevel(ZipOutputStream.DEFLATED);
        byte[] buffer = new byte[BUFFER_SIZE];

        for (File file : files) {
            if (filesMap.containsKey(file.getName())) {
                continue;
            } else if (file.exists() && file.canRead()) {
                filesMap.put(file.getName(), file);
                zipOut.putNextEntry(new ZipEntry(file.getName()));
                FileInputStream fis = new FileInputStream(file);
                int bytesRead;
                while ((bytesRead = fis.read(buffer)) != -1) {
                    zipOut.write(buffer, 0, bytesRead);
                }
                zipOut.flush();
                zipOut.closeEntry();
            }
        }
        zipOut.finish();
        zipOut.close();
    } catch (IOException e) {
        //log.error("Error while creating Zip file");
    }

    return (null != zipFile) ? zipFile.getAbsolutePath() : null;
}

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From source file:org.eclipse.jubula.tools.internal.utils.ZipUtil.java

/**
 * This method converts a directory into a zip file
 * @param directory The directory to zip
 * @param base The directory to zip//  w  w w  .  j  av  a2 s . com
 * @param zos A ZipOutputStream
 * @throws IOException
 */
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);
        } 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();
        }
    }
}

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From source file:com.plotsquared.iserver.util.FileUtils.java

/**
 * Add files to a zip file//from   w  w w.java  2  s  .  c  o  m
 *
 * @param zipFile Zip File
 * @param files   Files to add to the zip
 * @param delete  If the original files should be deleted
 * @throws Exception If anything goes wrong
 */
public static void addToZip(final File zipFile, final File[] files, final boolean delete) throws Exception {
    Assert.notNull(zipFile, files);

    if (!zipFile.exists()) {
        if (!zipFile.createNewFile()) {
            throw new RuntimeException("Couldn't create " + zipFile);
        }
    }

    final File temporary = File.createTempFile(zipFile.getName(), "");
    //noinspection ResultOfMethodCallIgnored
    temporary.delete();

    if (!zipFile.renameTo(temporary)) {
        throw new RuntimeException("Couldn't rename " + zipFile + " to " + temporary);
    }

    final byte[] buffer = new byte[1024 * 16]; // 16mb

    ZipInputStream zis = new ZipInputStream(new FileInputStream(temporary));
    ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(zipFile));

    ZipEntry e = zis.getNextEntry();
    while (e != null) {
        String n = e.getName();

        boolean no = true;
        for (File f : files) {
            if (f.getName().equals(n)) {
                no = false;
                break;
            }
        }

        if (no) {
            zos.putNextEntry(new ZipEntry(n));
            int len;
            while ((len = zis.read(buffer)) > 0) {
                zos.write(buffer, 0, len);
            }
        }
        e = zis.getNextEntry();
    }
    zis.close();
    for (File file : files) {
        InputStream in = new FileInputStream(file);
        zos.putNextEntry(new ZipEntry(file.getName()));

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

        zos.closeEntry();
        in.close();
    }
    zos.close();
    temporary.delete();

    if (delete) {
        for (File f : files) {
            f.delete();
        }
    }
}

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From source file:org.esa.snap.engine_utilities.util.ZipUtils.java

private static void addToZipFile(File file, ZipOutputStream zipStream) {

    try (FileInputStream inputStream = new FileInputStream(file.getPath())) {

        ZipEntry entry = new ZipEntry(file.getName());
        entry.setCreationTime(FileTime.fromMillis(file.lastModified()));
        zipStream.putNextEntry(entry);/*from   ww  w .  jav  a 2  s .  c  om*/

        final byte[] readBuffer = new byte[2048];
        int amountRead;
        int written = 0;

        while ((amountRead = inputStream.read(readBuffer)) > 0) {
            zipStream.write(readBuffer, 0, amountRead);
            written += amountRead;
        }
    } catch (Exception e) {
        SystemUtils.LOG.severe("Unable to zip " + file);
    }
}

---

From source file:Main.java

/**
 * Zips a file at a location and places the resulting zip file at the toLocation.
 * <p/>//w  w  w .  j  a v  a2  s  . co  m
 * Example:
 * zipFileAtPath("downloads/myfolder", "downloads/myFolder.zip");
 * <p/>
 * http://stackoverflow.com/a/14868161
 */
public static void zipFileAtPath(String sourcePath, String toLocation) throws IOException {
    final int BUFFER = 2048;

    File sourceFile = new File(sourcePath);
    FileOutputStream fos = new FileOutputStream(toLocation);
    ZipOutputStream zipOut = new ZipOutputStream(new BufferedOutputStream(fos));

    if (sourceFile.isDirectory()) {
        zipSubFolder(zipOut, sourceFile, sourceFile.getParent().length() + 1); // ??

    } else {
        byte data[] = new byte[BUFFER];
        FileInputStream fis = new FileInputStream(sourcePath);
        BufferedInputStream bis = new BufferedInputStream(fis, BUFFER);

        String lastPathComponent = sourcePath.substring(sourcePath.lastIndexOf("/"));

        ZipEntry zipEntry = new ZipEntry(lastPathComponent);
        zipOut.putNextEntry(zipEntry);

        int count;
        while ((count = bis.read(data, 0, BUFFER)) != -1) {
            zipOut.write(data, 0, count);
        }
    }

    zipOut.close();
}

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