Example usage for java.util.zip ZipOutputStream ZipOutputStream

Introduction

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

Prototype

public ZipOutputStream(OutputStream out) 

Source Link

Document

Creates a new ZIP output stream.

Usage

From source file:Main.java

public static void zip(String zipFilePath, List<String> sourceFiles, String baseFolderPath, Boolean OverWrite)
        throws Exception {
    File zipFile = new File(zipFilePath);
    if (zipFile.exists() && !OverWrite)
        return;// ww  w  .java  2 s . c  o  m
    else if (zipFile.exists() && OverWrite)
        zipFile.delete();

    ZipOutputStream zos = null;
    FileOutputStream outStream = null;
    outStream = new FileOutputStream(zipFile);
    zos = new ZipOutputStream(outStream);

    if (baseFolderPath == null)
        baseFolderPath = "";

    for (String item : sourceFiles) {
        String itemName = (item.startsWith(File.separator) || baseFolderPath.endsWith(File.separator)) ? item
                : (File.separator + item);

        if (baseFolderPath.equals("")) //absolute path
            addFileToZip(baseFolderPath + itemName, zos);
        else
            //relative path
            addFileToZip(baseFolderPath + itemName, baseFolderPath, zos);

    }
    zos.flush();
    zos.close();

}

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From source file:de.thischwa.pmcms.tool.compression.Zip.java

/**
 * Static method to compress all files based on the ImputStream in 'entries' into 'zip'. 
 * Each entry has a InputStream and its String representation in the zip.
 * //from w  ww. j  av  a  2 s.  c o m
 * @param zip The zip file. It will be deleted if exists. 
 * @param entries Map<File, String>
 * @param monitor Must be initialized correctly by the caller.
 * @throws IOException
 */
public static void compress(final File zip, final Map<InputStream, String> entries,
        final IProgressMonitor monitor) throws IOException {
    if (zip == null || entries == null || CollectionUtils.isEmpty(entries.keySet()))
        throw new IllegalArgumentException("One ore more parameters are empty!");
    if (zip.exists())
        zip.delete();
    else if (!zip.getParentFile().exists())
        zip.getParentFile().mkdirs();

    ZipOutputStream out = new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(zip)));
    out.setLevel(Deflater.BEST_COMPRESSION);
    try {
        for (InputStream inputStream : entries.keySet()) {
            // skip beginning slash, because can cause errors in other zip apps
            ZipEntry zipEntry = new ZipEntry(skipBeginningSlash(entries.get(inputStream)));
            out.putNextEntry(zipEntry);
            IOUtils.copy(inputStream, out);
            out.closeEntry();
            inputStream.close();
            if (monitor != null)
                monitor.worked(1);
        }
    } finally { // cleanup
        IOUtils.closeQuietly(out);
    }
}

---

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

/**
 * Add files to a zip file//from www  . ja  v a 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();
        }
    }
}

---

From source file:com.dv.util.DataViewerZipUtil.java

/**
 * ??./*from  w  w w  . ja  va  2  s  .c om*/
 *
 * @param srcFile ?
 * @param outputStream ??
 */
private static void zipFile(File srcFile, OutputStream outputStream) {
    zipFile(srcFile, new ZipOutputStream(outputStream));
}

---

From source file:com.youTransactor.uCube.LogManager.java

public static void getLogs(OutputStream out) throws IOException {
    File logDir = context.getDir(LOG_DIR, Context.MODE_PRIVATE);

    if (logDir.listFiles().length > 0) {
        ZipOutputStream zout = new ZipOutputStream(out);

        for (File file : logDir.listFiles()) {
            ZipEntry entry = new ZipEntry(file.getName());
            zout.putNextEntry(entry);//from  www. j a  v a  2s  . c  o m
            IOUtils.copy(new FileInputStream(file), zout);
            zout.closeEntry();
        }

        zout.close();
    }
}

---

From source file:de.xwic.appkit.core.util.ZipUtil.java

/**
 * Zips the files array into a file that has the name given as parameter.
 * /*w w  w  . j  a v  a2s .  c  o  m*/
 * @param files
 *            the files array
 * @param zipFileName
 *            the name for the zip file
 * @return the new zipped file
 * @throws IOException
 */
public static File zip(File[] files, String zipFileName) throws IOException {

    FileOutputStream stream = null;
    ZipOutputStream out = null;
    File archiveFile = null;

    try {

        if (!zipFileName.endsWith(".zip")) {
            zipFileName = zipFileName + ".zip";
        }

        archiveFile = new File(zipFileName);
        byte buffer[] = new byte[BUFFER_SIZE];

        // Open archive file
        stream = new FileOutputStream(archiveFile);
        out = new ZipOutputStream(stream);

        for (int i = 0; i < files.length; i++) {

            if (null == files[i] || !files[i].exists() || files[i].isDirectory()) {
                continue;
            }

            log.info("Zipping " + files[i].getName());

            // Add archive entry
            ZipEntry zipAdd = new ZipEntry(files[i].getName());
            zipAdd.setTime(files[i].lastModified());
            out.putNextEntry(zipAdd);

            // Read input & write to output
            FileInputStream in = new FileInputStream(files[i]);
            while (true) {

                int nRead = in.read(buffer, 0, buffer.length);

                if (nRead <= 0) {
                    break;
                }

                out.write(buffer, 0, nRead);
            }

            in.close();
        }

    } catch (IOException e) {

        log.error("Error: " + e.getMessage(), e);
        throw e;

    } finally {

        try {

            if (null != out) {
                out.close();
            }

            if (null != stream) {
                stream.close();
            }
        } catch (IOException e) {
            log.error("Error: " + e.getMessage(), e);
            throw e;
        }

    }

    return archiveFile;

}

---

From source file:au.com.jwatmuff.eventmanager.util.ZipUtils.java

public static void zipFolder(File srcFolder, File zipFile, boolean rootFolder) throws IOException {
    ZipOutputStream out = null;/*from   w w  w  . j  a  va  2s . co  m*/
    try {
        //create ZipOutputStream object
        out = new ZipOutputStream(new FileOutputStream(zipFile));

        String baseName;
        if (rootFolder) {
            //get path prefix so that the zip file does not contain the whole path
            // eg. if folder to be zipped is /home/lalit/test
            // the zip file when opened will have test folder and not home/lalit/test folder
            int len = srcFolder.getAbsolutePath().lastIndexOf(File.separator);
            baseName = srcFolder.getAbsolutePath().substring(0, len + 1);
        } else {
            baseName = srcFolder.getAbsolutePath();
        }

        addFolderToZip(srcFolder, out, baseName);
    } finally {
        if (out != null) {
            out.close();
        }
    }
}

---

From source file:fr.univrouen.poste.services.ZipService.java

public void writeZip(List<PosteCandidature> posteCandidatures, OutputStream destStream)
        throws IOException, SQLException {

    ZipOutputStream out = new ZipOutputStream(destStream);

    for (PosteCandidature posteCandidature : posteCandidatures) {
        String folderName = posteCandidature.getPoste().getNumEmploi().concat("/");
        folderName = folderName.concat(posteCandidature.getCandidat().getNom().concat("-"));
        folderName = folderName.concat(posteCandidature.getCandidat().getPrenom().concat("-"));
        folderName = folderName.concat(posteCandidature.getCandidat().getNumCandidat().concat("/"));
        for (PosteCandidatureFile posteCandidatureFile : posteCandidature.getCandidatureFiles()) {
            String fileName = posteCandidatureFile.getId().toString().concat("-")
                    .concat(posteCandidatureFile.getFilename());
            String folderFileName = folderName.concat(fileName);
            out.putNextEntry(new ZipEntry(folderFileName));
            InputStream inputStream = posteCandidatureFile.getBigFile().getBinaryFile().getBinaryStream();
            BufferedInputStream bufInputStream = new BufferedInputStream(inputStream, BUFFER);
            byte[] bytes = new byte[BUFFER];
            int length;
            while ((length = bufInputStream.read(bytes)) >= 0) {
                out.write(bytes, 0, length);
            }/* ww w.j a va  2 s .  com*/
            out.closeEntry();
        }
    }
    out.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.
 * /*from   w  w  w .  ja  v  a 2 s.  c om*/
 * @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;
}

---

From source file:com.mobeelizer.java.sync.MobeelizerOutputData.java

public MobeelizerOutputData(final File file, final File tmpFile) {
    try {//w  w  w .j av a2s . c  om
        zip = new ZipOutputStream(new FileOutputStream(file));
        dataFile = tmpFile;
        dataOutputStream = new BufferedOutputStream(new FileOutputStream(dataFile));
        deletedFiles = new LinkedList<String>();
    } catch (IOException e) {
        closeQuietly(zip);
        closeQuietly(dataOutputStream);
        throw new IllegalStateException(e.getMessage(), e);
    }
}

---

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