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:Main.java

public static Enumeration<?> getEntriesEnumeration(File zipFile) throws IOException {
    ZipFile zf = new ZipFile(zipFile);
    Enumeration<?> entry = zf.entries();
    zf.close();//from www  .  ja v  a 2  s.c  om
    return entry;
}

From source file:Utils.java

/**
 * Validate that an archive contains a named entry
 * //from  w w w.  j  ava2s .c  o  m
 * @param theFile
 * @param name
 * @return true if the entry exists
 * @throws IOException
 */
public static boolean archiveContainsEntry(File theFile, String name) throws IOException {
    boolean result = false;
    ZipFile zipFile;
    zipFile = new ZipFile(theFile);
    for (Enumeration entries = zipFile.entries(); entries.hasMoreElements();) {
        ZipEntry entry = (ZipEntry) entries.nextElement();
        if (entry.getName().equals(name)) {
            result = true;
            break;
        }
    }
    zipFile.close();
    return result;
}

From source file:com.skcraft.launcher.builder.BuilderUtils.java

public static ZipEntry getZipEntry(ZipFile jarFile, String path) {
    Enumeration<? extends ZipEntry> entries = jarFile.entries();
    String expected = normalizePath(path);

    while (entries.hasMoreElements()) {
        ZipEntry entry = entries.nextElement();
        String test = normalizePath(entry.getName());
        if (expected.equals(test)) {
            return entry;
        }//from  w  w  w  . j ava  2s.  co m
    }

    return null;
}

From source file:Main.java

/**
 * To check if the apk file is available to install.
 * //from www.jav  a2 s  .  co m
 * @param apkFilePath the apk file path
 * @return            true if available, otherwise return false
 */
public static boolean isApkAvailable(String apkFilePath) {
    File apkFile = new File(apkFilePath);
    if (!apkFile.exists()) {
        return false;
    }

    try {
        ZipFile zipFile = new ZipFile(apkFile);
        Enumeration<? extends ZipEntry> entries = zipFile.entries();
        while (entries.hasMoreElements()) {
            ZipEntry zipEntry = entries.nextElement();
            if (APK_MANIFEST.equals(zipEntry.getName())) {
                zipFile.close();
                return true;
            }
        }

        zipFile.close();
    } catch (Exception e) {
        return false;
    }

    return false;
}

From source file:Main.java

public static ZipFile readZipEntriesForElectric(File archive,
        final HashMap<String, ZipEntry> compressionEntries) {
    ZipFile zipfile = null;
    try {//  w  w w .j a  v  a  2s .com
        zipfile = new ZipFile(archive);
        for (Enumeration<?> e = zipfile.entries(); e.hasMoreElements();) {
            ZipEntry entry = (ZipEntry) e.nextElement();

            if (!entry.getName().contains("MACOSX")) {
                compressionEntries.put(entry.getName(), entry);
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {

    }
    return zipfile;
}

From source file:org.eclipse.che.plugin.gwt.Utils.java

/**
 * Reads content of the file from ZIP archive.
 *
 * @param zipFile ZIP file/*ww  w  .j  a v  a  2  s .  c om*/
 * @param path path of the file to read content
 * @return content of the file with the given path
 * @throws IOException if error occurs while reading
 * @throws IllegalArgumentException if file not found in ZIP archive
 */
public static String getFileContent(ZipFile zipFile, String path) throws IOException {
    Enumeration<? extends ZipEntry> entries = zipFile.entries();

    while (entries.hasMoreElements()) {
        ZipEntry entry = entries.nextElement();

        if (path.equals(entry.getName())) {
            try (InputStream in = zipFile.getInputStream(entry)) {
                byte[] bytes = IOUtils.toByteArray(in);

                return new String(bytes);
            }
        }
    }

    throw new IllegalArgumentException(format("Cannot find file '%s' in '%s'", path, zipFile.getName()));
}

From source file:Main.java

public static int upZipFile(File zipFile, String folderPath) throws IOException {
    ZipFile zfile = new ZipFile(zipFile);
    Enumeration zList = zfile.entries();
    ZipEntry ze = null;//from   ww  w. j a v a2  s. c  o m
    byte[] buf = new byte[1024];
    while (zList.hasMoreElements()) {
        ze = (ZipEntry) zList.nextElement();
        if (ze.isDirectory()) {
            String dirstr = folderPath + ze.getName();
            dirstr = new String(dirstr.getBytes("8859_1"), "GB2312");
            File f = new File(dirstr);
            f.mkdirs();
            continue;
        }
        OutputStream os = new BufferedOutputStream(
                new FileOutputStream(getRealFileName(folderPath, ze.getName())));
        InputStream is = new BufferedInputStream(zfile.getInputStream(ze));
        int readLen = 0;
        while ((readLen = is.read(buf, 0, 1024)) != -1) {
            os.write(buf, 0, readLen);
        }
        is.close();
        os.close();
    }
    zfile.close();
    return 0;
}

From source file:ZipFileUtil.java

/**
 * @param zipFile/* ww  w.  j ava2 s  . co m*/
 * @param jiniHomeParentDir
 */
public static void unzipFileIntoDirectory(ZipFile zipFile, File jiniHomeParentDir) {
    Enumeration files = zipFile.entries();
    File f = null;
    FileOutputStream fos = null;

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

            f = new File(jiniHomeParentDir.getAbsolutePath() + File.separator + entry.getName());

            if (entry.isDirectory()) {
                f.mkdirs();
                continue;
            } else {
                f.getParentFile().mkdirs();
                f.createNewFile();
            }

            fos = new FileOutputStream(f);

            while ((bytesRead = eis.read(buffer)) != -1) {
                fos.write(buffer, 0, bytesRead);
            }
        } catch (IOException e) {
            e.printStackTrace();
            continue;
        } finally {
            if (fos != null) {
                try {
                    fos.close();
                } catch (IOException e) {
                    // ignore
                }
            }
        }
    }
}

From source file:Utils.java

/**
 * Unpack a zip file//  www. j av  a 2s  .  c om
 * 
 * @param theFile
 * @param targetDir
 * @return the file
 * @throws IOException
 */
public static File unpackArchive(File theFile, File targetDir) throws IOException {
    if (!theFile.exists()) {
        throw new IOException(theFile.getAbsolutePath() + " does not exist");
    }
    if (!buildDirectory(targetDir)) {
        throw new IOException("Could not create directory: " + targetDir);
    }
    ZipFile zipFile = new ZipFile(theFile);
    for (Enumeration entries = zipFile.entries(); entries.hasMoreElements();) {
        ZipEntry entry = (ZipEntry) entries.nextElement();
        File file = new File(targetDir, File.separator + entry.getName());
        if (!buildDirectory(file.getParentFile())) {
            throw new IOException("Could not create directory: " + file.getParentFile());
        }
        if (!entry.isDirectory()) {
            copyInputStream(zipFile.getInputStream(entry),
                    new BufferedOutputStream(new FileOutputStream(file)));
        } else {
            if (!buildDirectory(file)) {
                throw new IOException("Could not create directory: " + file);
            }
        }
    }
    zipFile.close();
    return theFile;
}

From source file:Main.java

@SuppressWarnings("unchecked")
public static List<ZipEntry> zipEntries(ZipFile zipFile) {
    final List<ZipEntry> result = new LinkedList<ZipEntry>();
    final Enumeration<ZipEntry> en = (Enumeration<ZipEntry>) zipFile.entries();
    while (en.hasMoreElements()) {
        result.add(en.nextElement());//  ww w  .  ja  v  a 2 s  .c om
    }
    return result;
}