Example usage for java.util Enumeration nextElement

Introduction

In this page you can find the example usage for java.util Enumeration nextElement.

Prototype

E nextElement();

Source Link

Document

Returns the next element of this enumeration if this enumeration object has at least one more element to provide.

Usage

From source file:com.baomidou.framework.common.JarHelper.java

public static List<String> listFiles(JarFile jarFile, String endsWith) {
    if (jarFile == null || StringUtils.isEmpty(endsWith)) {
        return null;
    }/*  ww  w. j  av a2  s  .c om*/
    List<String> files = new ArrayList<String>();
    Enumeration<JarEntry> entries = jarFile.entries();
    while (entries.hasMoreElements()) {
        JarEntry entry = entries.nextElement();
        String name = entry.getName();
        if (name.endsWith(endsWith)) {
            files.add(name);
        }
    }
    return files;
}

From source file:Main.java

public static <T> Iterable<T> iterate(Enumeration<T> enumeration) {
    List<T> list = new ArrayList<T>();
    while (enumeration.hasMoreElements()) {
        list.add(enumeration.nextElement());
    }// w w w . ja  va 2  s  .  c om
    return list;
}

From source file:Main.java

/**
 * To check if the apk file is available to install.
 * //from   w w w  . j  a v  a 2 s .c  o 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:irille.pub.verify.RandomImageServlet.java

public static String getHeader(HttpServletRequest req, String name) {
    String value = req.getHeader(name);
    if (value != null)
        return value;
    Enumeration names = req.getHeaderNames();
    while (names.hasMoreElements()) {
        String n = (String) names.nextElement();
        if (n.equalsIgnoreCase(name)) {
            return req.getHeader(n);
        }/*from  w w  w.  jav a  2  s  .co  m*/
    }
    return null;
}

From source file:Main.java

/** 
 * Sets all used fonts for displaying to the specified font df
 * <br>Use with care! // w  w w  .  j  a  va  2 s  . c o m
 */
public static void setUIFont(final Font df) {

    setUIFontSize(df.getSize());
    final Enumeration<Object> keys = UIManager.getLookAndFeelDefaults().keys();
    while (keys.hasMoreElements()) {
        final Object key = keys.nextElement();
        final Object value = UIManager.get(key);
        if (value instanceof Font) {
            final Font ifont = (Font) value;
            final Font ofont = new FontUIResource(df.getName(), ifont.getStyle(), df.getSize());
            UIManager.put(key, ofont);
        }
    }
}

From source file:Main.java

/**
 * Uncompresses zipped files/*from   w w  w .j av a  2  s  . c  o m*/
 * @param zippedFile The file to uncompress
 * @param destinationDir Where to put the files
 * @return  list of unzipped files
 * @throws java.io.IOException thrown if there is a problem finding or writing the files
 */
public static List<File> unzip(File zippedFile, File destinationDir) throws IOException {
    int buffer = 2048;

    List<File> unzippedFiles = new ArrayList<File>();

    BufferedOutputStream dest;
    BufferedInputStream is;
    ZipEntry entry;
    ZipFile zipfile = new ZipFile(zippedFile);
    Enumeration e = zipfile.entries();
    while (e.hasMoreElements()) {
        entry = (ZipEntry) e.nextElement();

        is = new BufferedInputStream(zipfile.getInputStream(entry));
        int count;
        byte data[] = new byte[buffer];

        File destFile;

        if (destinationDir != null) {
            destFile = new File(destinationDir, entry.getName());
        } else {
            destFile = new File(entry.getName());
        }

        FileOutputStream fos = new FileOutputStream(destFile);
        dest = new BufferedOutputStream(fos, buffer);
        try {
            while ((count = is.read(data, 0, buffer)) != -1) {
                dest.write(data, 0, count);
            }

            unzippedFiles.add(destFile);
        } finally {
            dest.flush();
            dest.close();
            is.close();
        }
    }

    return unzippedFiles;
}

From source file:Main.java

public static String[] getXmlFiles(String path) {
    List<String> xmlFiles = new ArrayList<>();
    ZipFile zipFile = null;//from   w ww  .j av a2  s  .  c o  m
    try {
        zipFile = new ZipFile(path);
        Enumeration<? extends ZipEntry> entries = zipFile.entries();
        while (entries.hasMoreElements()) {
            ZipEntry entry = entries.nextElement();
            String name = entry.getName();
            if (name.endsWith(".xml") && !name.equals("AndroidManifest.xml")) {
                xmlFiles.add(name);
            }
        }
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (zipFile != null) {
            try {
                zipFile.close();
            } catch (IOException ignored) {
            }
        }
    }
    Collections.sort(xmlFiles);
    return xmlFiles.toArray(new String[xmlFiles.size()]);
}

From source file:com.ironiacorp.persistence.SqlUtil.java

/**
 * Check if the database driver is loaded.
 * /*  ww  w .  j a v  a  2 s  .co m*/
 * @return True if the driver is loaded, False otherwise.
 */
public static boolean isDriverLoaded(String driver) {
    // Check if the driver has been already loaded
    Enumeration<Driver> drivers = DriverManager.getDrivers();
    while (drivers.hasMoreElements()) {
        Driver d = drivers.nextElement();
        if (d.getClass().getName().equals(driver)) {
            return true;
        }
    }
    return false;
}

From source file:de.nx42.maps4cim.util.Compression.java

/**
 * Reads the first file entry in a zip file and writes it in uncompressed
 * form to the desired file.// www  . j av  a 2s.com
 * @param zipFile the zip file to read from
 * @param dest the file to write the first zip file entry to
 * @return same as destination
 * @throws IOException if there is an error accessing the zip file or the
 * destination file
 */
public static File readFirstZipEntry(File zipFile, File dest) throws IOException {
    // open zip and get first entry
    ZipFile zf = new ZipFile(zipFile);
    Enumeration<ZipArchiveEntry> entries = zf.getEntries();
    ZipArchiveEntry entry = entries.nextElement();

    // write to file
    InputStream in = zf.getInputStream(entry);
    OutputStream out = new FileOutputStream(dest);
    ByteStreams.copy(in, out);

    // close all streams and return the new file
    in.close();
    out.close();
    zf.close();
    return dest;
}

From source file:Main.java

public static Collection<?> list(final Enumeration<?> e) {
    final ArrayList<Object> l = new ArrayList<Object>();
    if (e != null) {
        while (e.hasMoreElements()) {
            final Object object = e.nextElement();
            if (object != null) {
                l.add(object);/*from  w ww .  j av a 2  s . c  o  m*/
            }
        }
    }
    return l;
}