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.fjn.helper.common.io.file.zip.zip.ZipArchiveHelper.java

/**
 * zip//  w  w  w  .j a v  a2 s .co m
 *
 * @param zipFile
 * @param targetDirPath
 */
public static void upZip(File zipFile, String targetDirPath, String filenameEncoding) {
    if (!zipFile.exists())
        return;
    File targetDir = FileUtil.ensureDirExists(targetDirPath);
    ZipFile zipfile = null;
    try {
        zipfile = new ZipFile(zipFile, filenameEncoding);

        ZipArchiveEntry zipEntry = null;
        InputStream fileIn = null;
        Enumeration<? extends ZipArchiveEntry> enumer = zipfile.getEntries();// zipfile.entries();
        while (enumer.hasMoreElements()) {
            zipEntry = enumer.nextElement();
            if (zipEntry.isDirectory()) {
                FileUtil.ensureChildDirExists(targetDir, zipEntry.getName());
            } else {
                logger.info("unzip file" + zipEntry.getName());
                fileIn = zipfile.getInputStream(zipEntry);
                File file2 = FileUtil.ensureFileExists(targetDirPath, zipEntry.getName());
                FileUtil.copyInputStreamToFile(fileIn, file2);
                fileIn.close();
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (zipfile != null) {
            try {
                zipfile.close();
            } catch (IOException e) {
                // ignore it
            }
        }
    }

    logger.info("?");
}

---

From source file:NetworkUtil.java

/**
 * @return the current environment's IP address, taking into account the Internet connection to any of the available
 *         machine's Network interfaces. Examples of the outputs can be in octats or in IPV6 format.
 * <pre>//from w w w  .  j  av  a 2s .co m
 *         ==> wlan0
 *         
 *         fec0:0:0:9:213:e8ff:fef1:b717%4 
 *         siteLocal: true 
 *         isLoopback: false isIPV6: true
 *         130.212.150.216 <<<<<<<<<<<------------- This is the one we want to grab so that we can. 
 *         siteLocal: false                          address the DSP on the network. 
 *         isLoopback: false 
 *         isIPV6: false 
 *         
 *         ==> lo 
 *         0:0:0:0:0:0:0:1%1 
 *         siteLocal: false 
 *         isLoopback: true 
 *         isIPV6: true 
 *         127.0.0.1 
 *         siteLocal: false 
 *         isLoopback: true 
 *         isIPV6: false
 *  </pre>
 */
public static String getCurrentEnvironmentNetworkIp() {
    if (currentHostIpAddress == null) {
        Enumeration<NetworkInterface> netInterfaces = null;
        try {
            netInterfaces = NetworkInterface.getNetworkInterfaces();

            while (netInterfaces.hasMoreElements()) {
                NetworkInterface ni = netInterfaces.nextElement();
                Enumeration<InetAddress> address = ni.getInetAddresses();
                while (address.hasMoreElements()) {
                    InetAddress addr = address.nextElement();
                    //                      log.debug("Inetaddress:" + addr.getHostAddress() + " loop? " + addr.isLoopbackAddress() + " local? "
                    //                            + addr.isSiteLocalAddress());
                    if (!addr.isLoopbackAddress() && addr.isSiteLocalAddress()
                            && !(addr.getHostAddress().indexOf(":") > -1)) {
                        currentHostIpAddress = addr.getHostAddress();
                    }
                }
            }
            if (currentHostIpAddress == null) {
                currentHostIpAddress = "127.0.0.1";
            }

        } catch (SocketException e) {
            //                log.error("Somehow we have a socket error acquiring the host IP... Using loopback instead...");
            currentHostIpAddress = "127.0.0.1";
        }
    }
    return currentHostIpAddress;
}

---

From source file:com.modeln.build.ctrl.charts.CMnPatchCountChart.java

/**
 * Create a chart representing the number of patches per customer. 
 * The data is passed in as a hashtable where the key is the customer
 * information and the value is the number of patch requests.
 *
 * @param  data   Hashtable containing accounts and the corresponding counts
 * @param  label  Count label/*from   w w  w  .  j a  v  a  2s. com*/
 *
 * @return Bar chart repesenting the customer and count information
 */
public static final JFreeChart getPatchesByCustomerChart(Hashtable<CMnAccount, Integer> data, String label) {
    Hashtable<String, Integer> hash = new Hashtable<String, Integer>();
    Enumeration accountList = data.keys();
    while (accountList.hasMoreElements()) {
        CMnAccount account = (CMnAccount) accountList.nextElement();
        Integer value = data.get(account);
        hash.put(account.getName(), value);
    }

    return getBarChart(hash, label + " by Customer", "Customer", label);
}

---

From source file:org.apache.cxf.transport.jms.JMSOldConfigHolder.java

public static Properties getInitialContextEnv(AddressType addrType) {
    Properties env = new Properties();
    java.util.ListIterator listIter = addrType.getJMSNamingProperty().listIterator();
    while (listIter.hasNext()) {
        JMSNamingPropertyType propertyPair = (JMSNamingPropertyType) listIter.next();
        if (null != propertyPair.getValue()) {
            env.setProperty(propertyPair.getName(), propertyPair.getValue());
        }//from   w ww. ja va 2 s  .c om
    }
    if (LOG.isLoggable(Level.FINE)) {
        Enumeration props = env.propertyNames();
        while (props.hasMoreElements()) {
            String name = (String) props.nextElement();
            String value = env.getProperty(name);
            LOG.log(Level.FINE, "Context property: " + name + " | " + value);
        }
    }
    return env;
}

---

From source file:com.aliyun.odps.local.common.utils.ArchiveUtils.java

@SuppressWarnings("rawtypes")
public static void unJar(File jarFile, File toDir) throws IOException {
    JarFile jar = new JarFile(jarFile);
    try {// w  ww  . java2s.  com
        Enumeration entries = jar.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = (JarEntry) entries.nextElement();
            if (!entry.isDirectory()) {
                InputStream in = jar.getInputStream(entry);
                try {
                    File file = new File(toDir, entry.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 {
                    in.close();
                }
            }
        }
    } finally {
        jar.close();
    }
}

---

From source file:com.twosigma.beakerx.kernel.magic.command.ClasspathAddMvnDepsCellMagicCommandTest.java

private static void unzipRepo() {
    try {/*  w w w.  j  a  v  a  2s  . c o  m*/
        ZipFile zipFile = new ZipFile(BUILD_PATH + "/testMvnCache.zip");
        Enumeration<?> enu = zipFile.entries();
        while (enu.hasMoreElements()) {
            ZipEntry zipEntry = (ZipEntry) enu.nextElement();
            String name = BUILD_PATH + "/" + zipEntry.getName();
            File file = new File(name);
            if (name.endsWith("/")) {
                file.mkdirs();
                continue;
            }

            File parent = file.getParentFile();
            if (parent != null) {
                parent.mkdirs();
            }

            InputStream is = zipFile.getInputStream(zipEntry);
            FileOutputStream fos = new FileOutputStream(file);
            byte[] bytes = new byte[1024];
            int length;
            while ((length = is.read(bytes)) >= 0) {
                fos.write(bytes, 0, length);
            }
            is.close();
            fos.close();

        }
        zipFile.close();
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

---

From source file:gov.nih.nci.cabig.ctms.web.WebTools.java

@SuppressWarnings({ "unchecked" })
public static SortedMap<String, String[]> headersToMap(final HttpServletRequest request) {
    return namedAttributesToMap(request.getHeaderNames(), new AttributeAccessor<String[]>() {
        @SuppressWarnings({ "unchecked" })
        public String[] getAttribute(String headerName) {
            Enumeration<String> values = request.getHeaders(headerName);
            List<String> valList = new ArrayList<String>();
            while (values.hasMoreElements()) {
                valList.add(values.nextElement());
            }/*w w w . j ava2 s .co m*/
            return valList.toArray(new String[valList.size()]);
        }
    });
}

---

From source file:com.katsu.dwm.reflection.JarUtils.java

/**
 * Return a list of resources inside the jar file that their URL start with path
 * @param jar//from   www  . ja v a  2s  . c o m
 * @param path
 * @return 
 */
public static List<JarEntry> getJarContent(File jar, String path) {
    try {
        JarFile jf = new JarFile(jar);
        Enumeration<JarEntry> enu = jf.entries();
        List<JarEntry> result = new ArrayList<JarEntry>();
        while (enu.hasMoreElements()) {
            JarEntry je = enu.nextElement();
            if (je.getName().startsWith(path))
                result.add(je);
        }
        return result;
    } catch (Exception e) {
        logger.error(e);
    }
    return null;
}

---

From source file:com.hhi.bigdata.platform.push.client.RegisterUtil.java

/**
 * <pre>//  w  w w  .  ja v  a2 s. c o m
 * create a SSLSocketFactory instance with given parameters
 * </pre>
 * @param keystore
 * @param password
 * @return
 * @throws IOException
 */
private static PrivateKey getPrivateKey(KeyStore keystore, String password) throws Exception {
    Key key = null;

    // List the aliases
    Enumeration<String> aliases = keystore.aliases();
    while (aliases.hasMoreElements()) {
        String alias = (String) aliases.nextElement();

        if (keystore.isKeyEntry(alias)) {
            key = keystore.getKey(alias, password.toCharArray());
        }
    }

    return (PrivateKey) key;
}

---

From source file:io.apiman.test.common.mock.EchoResponse.java

/**
 * Create an echo response from the inbound information in the http server
 * request.//  w ww. j av  a 2 s.  c  o m
 * @param request
 * @param withBody 
 * @return a new echo response
 */
public static EchoResponse from(HttpServletRequest request, boolean withBody) {
    EchoResponse response = new EchoResponse();
    response.setMethod(request.getMethod());
    response.setResource(request.getRequestURI());
    response.setUri(request.getRequestURI());
    Enumeration<String> headerNames = request.getHeaderNames();
    while (headerNames.hasMoreElements()) {
        String name = headerNames.nextElement();
        String value = request.getHeader(name);
        response.getHeaders().put(name, value);
    }
    if (withBody) {
        long totalBytes = 0;
        InputStream is = null;
        try {
            is = request.getInputStream();
            MessageDigest sha1 = MessageDigest.getInstance("SHA1"); //$NON-NLS-1$
            byte[] data = new byte[1024];
            int read = 0;
            while ((read = is.read(data)) != -1) {
                sha1.update(data, 0, read);
                totalBytes += read;
            }
            ;

            byte[] hashBytes = sha1.digest();
            StringBuffer sb = new StringBuffer();
            for (int i = 0; i < hashBytes.length; i++) {
                sb.append(Integer.toString((hashBytes[i] & 0xff) + 0x100, 16).substring(1));
            }
            String fileHash = sb.toString();

            response.setBodyLength(totalBytes);
            response.setBodySha1(fileHash);
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
            IOUtils.closeQuietly(is);
        }
    }
    return response;
}

---

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