Example usage for java.util.zip ZipFile entries

Introduction

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

Prototype

public Enumeration<? extends ZipEntry> entries() 

Source Link

Document

Returns an enumeration of the ZIP file entries.

Usage

From source file:com.axelor.apps.base.service.imports.importer.Importer.java

protected void unZip(File file, File directory) throws ZipException, IOException {

    File extractFile = null;//from  w  ww.  j  a va 2s.  c o m
    FileOutputStream fileOutputStream = null;
    ZipFile zipFile = new ZipFile(file);
    Enumeration<? extends ZipEntry> entries = zipFile.entries();

    while (entries.hasMoreElements()) {
        try {
            ZipEntry entry = entries.nextElement();
            InputStream entryInputStream = zipFile.getInputStream(entry);
            byte[] buffer = new byte[1024];
            int bytesRead = 0;

            extractFile = new File(directory, entry.getName());
            if (entry.isDirectory()) {
                extractFile.mkdirs();
                continue;
            } else {
                extractFile.getParentFile().mkdirs();
                extractFile.createNewFile();
            }

            fileOutputStream = new FileOutputStream(extractFile);
            while ((bytesRead = entryInputStream.read(buffer)) != -1) {
                fileOutputStream.write(buffer, 0, bytesRead);
            }

        } catch (IOException ioException) {
            log.error(ioException.getMessage());
            continue;
        } finally {
            if (fileOutputStream == null) {
                continue;
            }
            try {
                fileOutputStream.close();
            } catch (IOException e) {
            }
        }
    }

    zipFile.close();

}

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From source file:org.jini.commands.compress.Unzip.java

/**
 * Method where the zipped file will be decompressed
 *
 * @param zip/*from  w  w w .ja  v  a2 s  .  co m*/
 * @param extractTo
 * @throws IOException
 */
public void unzip(File zip, File extractTo) throws IOException {
    ZipFile archive = new ZipFile(zip);
    Enumeration e = archive.entries();
    while (e.hasMoreElements()) {
        ZipEntry entry = (ZipEntry) e.nextElement();
        File file = new File(extractTo, entry.getName());
        if (entry.isDirectory() && !file.exists()) {
            file.mkdirs();
        } else {
            if (!file.getParentFile().exists()) {
                file.getParentFile().mkdirs();
            }

            InputStream in = archive.getInputStream(entry);
            BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(file));

            byte[] buffer = new byte[8192];
            int read;

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

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

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From source file:org.atombeat.xquery.functions.util.GetZipEntries.java

public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {

    try {/*from  w  w  w.j  a v a2s  . com*/
        String path = args[0].getStringValue();
        ZipFile zf = new ZipFile(path);
        log.debug(zf.getName());
        log.debug(zf.size());
        log.debug(zf.hashCode());
        ZipEntry e;
        Enumeration<? extends ZipEntry> entries = zf.entries();
        ValueSequence s = new ValueSequence();
        for (int i = 0; entries.hasMoreElements(); i++) {
            log.debug(i);
            e = entries.nextElement();
            log.debug(e.getName());
            log.debug(e.getComment());
            log.debug(e.isDirectory());
            log.debug(e.getCompressedSize());
            log.debug(e.getCrc());
            log.debug(e.getMethod());
            log.debug(e.getSize());
            log.debug(e.getTime());
            if (!e.isDirectory())
                s.add(new StringValue(e.getName()));
        }
        return s;
    } catch (Exception e) {
        throw new XPathException("error processing zip file: " + e.getLocalizedMessage(), e);
    }

}

---

From source file:de.onyxbits.raccoon.appmgr.ExtractWorker.java

@Override
protected File doInBackground() throws Exception {
    ZipFile zip = new ZipFile(source);
    parseResourceTable();/*w ww  .j av  a 2s . c o  m*/
    if (filenames == null) {
        Enumeration<? extends ZipEntry> e = zip.entries();
        Vector<String> tmp = new Vector<String>();
        while (e.hasMoreElements()) {
            tmp.add(e.nextElement().getName());
        }
        filenames = tmp;
    }

    for (String filename : filenames) {
        ZipEntry entry = zip.getEntry(filename);
        InputStream in = zip.getInputStream(entry);
        OutputStream out = openDestination(filename);

        if (isBinaryXml(filename)) {
            XmlTranslator xmlTranslator = new XmlTranslator();
            ByteBuffer buffer = ByteBuffer.wrap(Utils.toByteArray(in));
            BinaryXmlParser binaryXmlParser = new BinaryXmlParser(buffer, resourceTable);
            binaryXmlParser.setLocale(Locale.getDefault());
            binaryXmlParser.setXmlStreamer(xmlTranslator);
            binaryXmlParser.parse();
            IOUtils.write(xmlTranslator.getXml(), out);
        } else {
            // Simply extract
            IOUtils.copy(in, out);
        }
        in.close();
        out.close();
    }

    zip.close();
    return dest;
}

---

From source file:org.openmrs.module.clinicalsummary.io.UploadSummariesTask.java

/**
 * In order to correctly perform the encryption - decryption process, user must store their init vector table. This init vector will be given to the
 * user as a small file and it is required to perform the decryption process.
 *
 * @throws Exception// ww w. j av  a 2s  .  c  om
 */
protected void processInitVector() throws Exception {
    String encryptedFilename = StringUtils.join(Arrays.asList(filename, TaskConstants.FILE_TYPE_ENCRYPTED),
            ".");
    ZipFile encryptedFile = new ZipFile(new File(TaskUtils.getEncryptedOutputPath(), encryptedFilename));

    Enumeration<? extends ZipEntry> entries = encryptedFile.entries();
    while (entries.hasMoreElements()) {
        ZipEntry zipEntry = entries.nextElement();
        if (zipEntry.getName().endsWith(TaskConstants.FILE_TYPE_SECRET)) {
            InputStream inputStream = encryptedFile.getInputStream(zipEntry);
            initVector = FileCopyUtils.copyToByteArray(inputStream);
            if (initVector.length != IV_SIZE) {
                throw new Exception("Secret file is corrupted or invalid secret file are being used.");
            }
        }
    }
}

---

From source file:no.uio.medicine.virsurveillance.parsers.CSVsGBDdata.java

public void parse(String deathFolder) throws IOException {
    File f = new File(deathFolder);
    Runtime runtime = Runtime.getRuntime();
    if (f.isDirectory()) {
        String[] filesInDir = f.list();

        for (String fil : filesInDir) {
            if (fil.endsWith(".zip")) {
                ZipFile zipFile = new ZipFile(deathFolder + "/" + fil);

                Enumeration<? extends ZipEntry> entries = zipFile.entries();

                while (entries.hasMoreElements()) {
                    System.out.println(
                            "Used memory: " + (runtime.totalMemory() - runtime.freeMemory()) / (1024 * 1024)
                                    + " Free memory: " + (runtime.freeMemory()) / (1024 * 1024));

                    ZipEntry entry = entries.nextElement();
                    InputStream stream = zipFile.getInputStream(entry);
                    BufferedReader br = new BufferedReader(new InputStreamReader(stream, "UTF-8"));
                    CSVParser parser = CSVFormat.RFC4180.withDelimiter(',').withIgnoreEmptyLines().withHeader()
                            .parse(br);/* www. j a v a2  s.c  om*/

                    List<CSVRecord> records = parser.getRecords();
                    System.out.println("Reading records: " + zipFile.getName() + "/" + entry);
                    /*for (int i=0;i<records.size();i++) {
                    CSVRecord csvRecord = records.get(i);*/
                    for (CSVRecord csvRecord : records) {
                        if (csvRecord.isMapped("age_group_id")) { //age group 22 corresponds to all ages
                            if (csvRecord.get("age_group_id").equalsIgnoreCase("22")) {
                                String location = null;
                                String year = null;
                                String sex = null;
                                String cause = null;
                                String number = null;
                                String metric = null;

                                if (csvRecord.isMapped("location_code")) {
                                    location = csvRecord.get("location_code");
                                }
                                if (csvRecord.isMapped("year")) {
                                    year = csvRecord.get("year");
                                }
                                if (csvRecord.isMapped("sex_id")) { //1=male, 2 = female
                                    if (csvRecord.get("sex_id").equalsIgnoreCase(("1"))) {
                                        sex = "m";
                                    } else if (csvRecord.get("sex_id").equalsIgnoreCase("2")) {
                                        sex = "f";
                                    }
                                }
                                if (csvRecord.isMapped("cause_name")) {
                                    cause = csvRecord.get("cause_name");
                                }
                                if (csvRecord.isMapped("mean")) {
                                    number = csvRecord.get("mean");
                                }
                                if (csvRecord.isMapped("metric") && csvRecord.isMapped("unit")) {
                                    metric = csvRecord.get("metric") + "-" + csvRecord.get("unit");
                                }

                                if (location != null && year != null && sex != null && cause != null
                                        && number != null && metric != null) {
                                    try {
                                        sqlM.addSanitaryIssueToCountry(location, year, sex, cause, metric,
                                                number);
                                    } catch (SQLException ex) {

                                        Logger.getLogger(CSVsGBDdata.class.getName()).log(Level.SEVERE, null,
                                                ex);
                                    }
                                }

                            }

                        }

                    }

                    parser.close();

                    stream.close();
                    br.close();
                }
                zipFile.close();
            }
        }
    } else {
        System.out.println("Not a directory");
    }
}

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From source file:net.sourceforge.jweb.maven.mojo.PropertiesOverideMojo.java

public void execute() throws MojoExecutionException, MojoFailureException {
    if (disabled) {
        this.getLog().info("plugin was disabled");
        return;/*from   w  ww. j  ava 2 s .  co m*/
    }
    processConfiguration();
    if (replacements.isEmpty()) {
        this.getLog().info("Nothing to replace with");
        return;
    }

    String name = this.builddir.getAbsolutePath() + File.separator + this.finalName + "." + this.packing;//the final package
    this.getLog().debug("final artifact: " + name);// the final package

    try {
        File finalWarFile = new File(name);
        File tempFile = File.createTempFile(finalWarFile.getName(), null);
        tempFile.delete();//check deletion
        boolean renameOk = finalWarFile.renameTo(tempFile);
        if (!renameOk) {
            getLog().error("Can not rename file, please check.");
            return;
        }

        ZipOutputStream out = new ZipOutputStream(new FileOutputStream(finalWarFile));
        ZipFile zipFile = new ZipFile(tempFile);
        Enumeration<? extends ZipEntry> entries = zipFile.entries();
        while (entries.hasMoreElements()) {
            ZipEntry entry = entries.nextElement();
            if (acceptMime(entry)) {
                getLog().info("applying replacements for " + entry.getName());
                InputStream inputStream = zipFile.getInputStream(entry);
                String src = IOUtils.toString(inputStream, encoding);
                //do replacement
                for (Entry<String, String> e : replacements.entrySet()) {
                    src = src.replaceAll("#\\{" + e.getKey() + "}", e.getValue());
                }
                out.putNextEntry(new ZipEntry(entry.getName()));
                IOUtils.write(src, out, encoding);
                inputStream.close();
            } else {
                //not repalce, just put entry back to out zip
                out.putNextEntry(entry);
                InputStream inputStream = zipFile.getInputStream(entry);
                byte[] buf = new byte[512];
                int len = -1;
                while ((len = inputStream.read(buf)) > 0) {
                    out.write(buf, 0, len);
                }
                inputStream.close();
                continue;
            }
        }
        zipFile.close();
        out.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

---

From source file:ZipExploder.java

/** Get all the entries in a ZIP file. */
protected Map getEntries(ZipFile zf) {
    Enumeration e = zf.entries();
    Map m = new HashMap();
    while (e.hasMoreElements()) {
        ZipEntry ze = (ZipEntry) e.nextElement();
        m.put(ze.getName(), ze);//from w  ww .  j  av  a 2 s  .  c om
    }
    return m;
}

---

From source file:averroes.JarOrganizer.java

/**
 * Process a given JAR file.//from w  w w.ja  v  a  2 s  .  c o m
 * 
 * @param fileName
 * @param fromApplicationArchive
 */
private void processArchive(String fileName, boolean fromApplicationArchive) {
    // Exit if the fileName is empty
    if (fileName.trim().length() <= 0) {
        return;
    }

    File file = new File(fileName);
    System.out.println("Processing " + (fromApplicationArchive ? "input" : "library") + " archive: "
            + file.getAbsolutePath());

    try {
        ZipFile archive = new ZipFile(file);
        Enumeration<? extends ZipEntry> entries = archive.entries();

        while (entries.hasMoreElements()) {
            ZipEntry entry = entries.nextElement();
            if (entry.getName().endsWith(".class")) {
                addClass(archive, entry, fromApplicationArchive);
            }
        }
        archive.close();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(1);
    }
}

---

From source file:fr.ippon.wip.config.dao.DeployConfigurationDecorator.java

/**
 * Extract configurations contained in a zipFile.
 * /*from ww  w  . j  a  v a2 s  . com*/
 * @param zipFile
 *            the file containing the configurations
 */
private List<WIPConfiguration> unzip(final ZipFile zipFile) {
    List<WIPConfiguration> configurations = new ArrayList<WIPConfiguration>();
    Iterator<? extends ZipEntry> xmlEntries = filter(forEnumeration(zipFile.entries()), xmlPredicate);

    while (xmlEntries.hasNext()) {
        try {
            String configName = FilenameUtils.getBaseName(xmlEntries.next().getName());
            WIPConfiguration configuration = zip.unzip(zipFile, configName);

            if (configuration != null)
                configurations.add(configuration);

        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    return configurations;
}

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