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:asciidoc.maven.plugin.tools.ZipHelper.java

public File unzipEntry(File _zipFile, String _name) {
    File directory = null;/*from w  ww .jav a2  s  .  co  m*/
    try {
        if (this.log.isDebugEnabled())
            this.log.debug("zip file: " + _zipFile.getAbsolutePath());
        ZipEntry zipEntry = null;
        String zipEntryName = null;
        ZipFile jarZipFile = new ZipFile(_zipFile);
        Enumeration<? extends ZipEntry> e = jarZipFile.entries();
        while (e.hasMoreElements()) {
            zipEntry = (ZipEntry) e.nextElement();
            zipEntryName = zipEntry.getName();
            if (zipEntryName.startsWith(_name) && zipEntryName.endsWith(".zip")) {
                if (this.log.isInfoEnabled())
                    this.log.info("Found in " + zipEntryName);
                directory = new File(_zipFile.getParent(), FilenameUtils.removeExtension(zipEntryName));
                break;
            }
        }
        if (directory != null && !directory.exists()) {
            unzipEntry(jarZipFile, zipEntry, _zipFile.getParentFile());
            File asciiDocArchive = new File(_zipFile.getParent(), zipEntryName);
            unzipArchive(asciiDocArchive, _zipFile.getParentFile());
            asciiDocArchive.deleteOnExit();
        }

    } catch (ZipException ze) {
        this.log.error(ze.getMessage(), ze);
    } catch (IOException ioe) {
        this.log.error(ioe.getMessage(), ioe);
    }
    return directory;
}

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From source file:FeatureExtraction.FeatureExtractorOOXMLStructuralPaths.java

private void ExtractStructuralFeaturesInMemory(String filePath, Map<String, Integer> structuralPaths) {
    String path;/*from  w  w  w  .j  a va 2  s  .  c om*/
    String directoryPath;
    String fileExtension;
    try {
        ZipFile zipFile = new ZipFile(filePath);

        for (Enumeration e = zipFile.entries(); e.hasMoreElements();) {
            ZipEntry entry = (ZipEntry) e.nextElement();
            path = entry.getName();
            directoryPath = FilenameUtils.getFullPath(path);
            fileExtension = FilenameUtils.getExtension(path);

            AddStructuralPath(directoryPath, structuralPaths);
            AddStructuralPath(path, structuralPaths);

            if (fileExtension.equals("rels") || fileExtension.equals("xml")) {
                AddXMLStructuralPaths(zipFile.getInputStream(entry), path, structuralPaths);
            }
        }
    } catch (IOException ex) {
        Console.PrintException(
                String.format("Error extracting OOXML structural features from file: %s", filePath), ex);
    }
}

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From source file:com.alibaba.jstorm.yarn.utils.JStormUtils.java

/**
 * Extra dir from the jar to destdir//  ww  w  .  j  a  v a 2 s  .co m
 *
 * @param jarpath
 * @param dir
 * @param destdir
 */
public static void extractDirFromJar(String jarpath, String dir, String destdir) {
    ZipFile zipFile = null;
    try {
        zipFile = new ZipFile(jarpath);
        Enumeration<? extends ZipEntry> entries = zipFile.entries();
        while (entries != null && entries.hasMoreElements()) {
            ZipEntry ze = entries.nextElement();
            if (!ze.isDirectory() && ze.getName().startsWith(dir)) {
                InputStream in = zipFile.getInputStream(ze);
                try {
                    File file = new File(destdir, ze.getName());
                    if (!file.getParentFile().mkdirs()) {
                        if (!file.getParentFile().isDirectory()) {
                            throw new IOException("Mkdirs failed to create " + file.getParentFile().toString());
                        }
                    }
                    OutputStream out = new FileOutputStream(file);
                    try {
                        byte[] buffer = new byte[8192];
                        int i;
                        while ((i = in.read(buffer)) != -1) {
                            out.write(buffer, 0, i);
                        }
                    } finally {
                        out.close();
                    }
                } finally {
                    if (in != null)
                        in.close();
                }
            }
        }
    } catch (Exception e) {
        LOG.warn("No " + dir + " from " + jarpath + "!\n" + e.getMessage());
    } finally {
        if (zipFile != null)
            try {
                zipFile.close();
            } catch (Exception e) {
                LOG.warn(e.getMessage());
            }

    }
}

---

From source file:edu.stanford.epad.common.util.EPADFileUtils.java

/**
 * Unzip the specified file.//from ww w.  j ava2 s.  c  o  m
 * 
 * @param zipFilePath String path to zip file.
 * @throws IOException during zip or read process.
 */
public static void extractFolder(String zipFilePath) throws IOException {
    ZipFile zipFile = null;

    try {
        int BUFFER = 2048;
        File file = new File(zipFilePath);

        zipFile = new ZipFile(file);
        String newPath = zipFilePath.substring(0, zipFilePath.length() - 4);

        makeDirs(new File(newPath));
        Enumeration<?> zipFileEntries = zipFile.entries();

        while (zipFileEntries.hasMoreElements()) {
            ZipEntry entry = (ZipEntry) zipFileEntries.nextElement();
            String currentEntry = entry.getName();
            File destFile = new File(newPath, currentEntry);
            File destinationParent = destFile.getParentFile();

            // create the parent directory structure if needed
            makeDirs(destinationParent);

            InputStream is = null;
            BufferedInputStream bis = null;
            FileOutputStream fos = null;
            BufferedOutputStream bos = null;

            try {
                if (destFile.exists() && destFile.isDirectory())
                    continue;

                if (!entry.isDirectory()) {
                    int currentByte;
                    byte data[] = new byte[BUFFER];
                    is = zipFile.getInputStream(entry);
                    bis = new BufferedInputStream(is);
                    fos = new FileOutputStream(destFile);
                    bos = new BufferedOutputStream(fos, BUFFER);

                    while ((currentByte = bis.read(data, 0, BUFFER)) != -1) {
                        bos.write(data, 0, currentByte);
                    }
                    bos.flush();
                }
            } finally {
                IOUtils.closeQuietly(bis);
                IOUtils.closeQuietly(is);
                IOUtils.closeQuietly(bos);
                IOUtils.closeQuietly(fos);
            }

            if (currentEntry.endsWith(".zip")) {
                extractFolder(destFile.getAbsolutePath());
            }
        }
    } catch (Exception e) {
        log.warning("Failed to unzip: " + zipFilePath, e);
        throw new IllegalStateException(e);
    } finally {
        if (zipFile != null)
            zipFile.close();
    }
}

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From source file:gui.accessories.DownloadProgressWork.java

/**
 * Uncompress all the files contained in the compressed file and its folders in the same folder where the zip file is placed. Doesn't respects the
 * directory tree of the zip file. This method seems a clear candidate to ZipManager.
 *
 * @param file Zip file./*from w ww  .  j  av  a  2  s .c om*/
 * @return Count of files uncopressed.
 * @throws ZipException Exception.
 */
private int doUncompressZip(File file) throws ZipException {
    int fileCount = 0;
    try {
        byte[] buf = new byte[1024];
        ZipFile zipFile = new ZipFile(file);

        Enumeration zipFileEntries = zipFile.entries();

        while (zipFileEntries.hasMoreElements()) {
            ZipEntry zipentry = (ZipEntry) zipFileEntries.nextElement();
            if (zipentry.isDirectory()) {
                continue;
            }
            File entryZipFile = new File(zipentry.getName());
            File outputFile = new File(file.getParentFile(), entryZipFile.getName());
            FileOutputStream fileoutputstream = new FileOutputStream(outputFile);
            InputStream is = zipFile.getInputStream(zipentry);
            int n;
            while ((n = is.read(buf, 0, 1024)) > -1) {
                fileoutputstream.write(buf, 0, n);
            }
            fileoutputstream.close();
            is.close();
            fileoutputstream.close();
            fileCount++;
        }
        zipFile.close();

    } catch (IOException ex) {
        throw new ZipException(ex.getMessage());
    }

    return fileCount;
}

---

From source file:net.sourceforge.pmd.it.BinaryDistributionIT.java

@Test
public void testZipFileContent() throws IOException {
    Set<String> expectedFileNames = getExpectedFileNames();

    ZipFile zip = new ZipFile(getBinaryDistribution());

    Enumeration<? extends ZipEntry> entries = zip.entries();
    while (entries.hasMoreElements()) {
        ZipEntry entry = entries.nextElement();
        expectedFileNames.remove(entry.getName());
    }// ww  w  .ja v  a  2s  .  c  o m

    zip.close();

    if (!expectedFileNames.isEmpty()) {
        fail("Missing files in archive: " + expectedFileNames);
    }
}

---

From source file:FeatureExtraction.FeatureExtractorOOXMLStructuralPathsInputStream.java

private void ExtractStructuralFeaturesInMemory(InputStream fileInputStream,
        Map<String, Integer> structuralPaths) {
    String path;/*from w  w w .ja  va  2  s .c o m*/
    String directoryPath;
    String fileExtension;
    try {
        File file = new File(fileInputStream.hashCode() + "");
        try (FileOutputStream fos = new FileOutputStream(file)) {
            IOUtils.copy(fileInputStream, fos);
        }

        ZipFile zipFile = new ZipFile(file);

        for (Enumeration e = zipFile.entries(); e.hasMoreElements();) {
            ZipEntry entry = (ZipEntry) e.nextElement();
            path = entry.getName();
            directoryPath = FilenameUtils.getFullPath(path);
            fileExtension = FilenameUtils.getExtension(path);

            AddStructuralPath(directoryPath, structuralPaths);
            AddStructuralPath(path, structuralPaths);

            if (fileExtension.equals("rels") || fileExtension.equals("xml")) {
                AddXMLStructuralPaths(zipFile.getInputStream(entry), path, structuralPaths);
            }
        }
    } catch (IOException ex) {
        Console.PrintException(String.format("Error extracting OOXML structural features from file in memory"),
                ex);
    }
}

---

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

public void zip() throws IOException {
    ZipFile zipFile = new ZipFile("C:/test.zip");

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

    while (entries.hasMoreElements()) {
        ZipEntry entry = entries.nextElement();
        InputStream stream = zipFile.getInputStream(entry);
    }/*w  w  w .ja v a2s  .  c o  m*/

}

---

From source file:de.onyxbits.raccoon.ptools.ToolSupport.java

private void unzip(File file) throws IOException {
    ZipFile zipFile = new ZipFile(file);
    try {//from www.j  a v  a2  s.  c  o m
        Enumeration<? extends ZipEntry> entries = zipFile.entries();
        while (entries.hasMoreElements()) {
            ZipEntry entry = entries.nextElement();
            File entryDestination = new File(binDir, entry.getName());
            if (entry.isDirectory())
                entryDestination.mkdirs();
            else {
                entryDestination.getParentFile().mkdirs();
                InputStream in = zipFile.getInputStream(entry);
                OutputStream out = new FileOutputStream(entryDestination);
                IOUtils.copy(in, out);
                IOUtils.closeQuietly(in);
                out.close();
            }
        }
    } finally {
        zipFile.close();
    }
}

---

From source file:edu.harvard.i2b2.PreProcessFhirSpec.java

public PreProcessFhirSpec() throws IOException, XQueryUtilException {
    logger.trace("hi");
    ArrayList<String> resourceList = new ArrayList<String>();
    resourceList.add("Patient".toLowerCase());
    resourceList.add("Medication".toLowerCase());
    resourceList.add("MedicationStatement".toLowerCase());
    resourceList.add("Observation".toLowerCase());
    ZipFile zipFile = new ZipFile(Utils.getFilePath("fhir-spec.zip"));// fhir-all-xsd.zip
    logger.trace("" + zipFile.getName());

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

    for (String rName : resourceList) {
        String fName = "site/" + rName + ".profile.xml";
        logger.trace("" + zipFile.getEntry(fName));
        String fContent = IOUtils.toString(zipFile.getInputStream(zipFile.getEntry(fName)));
        logger.trace("" + XQueryUtil.processXQuery(
                "declare default element namespace \"http://hl7.org/fhir\";//searchParam", fContent));

    }// ww  w  .j a va  2s.com

    /*while (entries.hasMoreElements()) {
       ZipEntry entry = entries.nextElement();
       if(!entry.getName().matches(".*\\.html$")) continue;
       Pattern p = Pattern.compile("^site/([^\\.\\\\]*)\\..*$");
       Matcher m = p.matcher(entry.getName());
       String rname="";
       if (m.matches()) {
    //logger.trace("" + entry.getName() + "->" + m.group(1));
    rname=m.group(1).toLowerCase();
       }
               
       if (resourceList.contains(rname))
    logger.trace(entry.getName()+"->" + rname);
       // InputStream stream = zipFile.getInputStream(entry);
               
    }*/

}

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