Example usage for java.util Enumeration hasMoreElements

List of usage examples for java.util Enumeration hasMoreElements

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Introduction

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

Prototype

boolean hasMoreElements();

Source Link

Document

Tests if this enumeration contains more elements.

Usage

From source file:de.knowwe.core.user.UserContextUtil.java

/**
 * Returns a Map<String, String> with all parameters of a http request. This
 * is necessary because the parameter map of the http request is locked.
 * /*from  w ww . j a  v  a2 s.  c o  m*/
 * @created Mar 9, 2011
 * @param request the http request
 * @return map containing the parameters of the http request.
 */
public static Map<String, String> getParameters(HttpServletRequest request) {
    Map<String, String> parameters = new HashMap<>();
    if (request != null) {
        Enumeration<?> iter = request.getParameterNames();
        boolean decode = checkForFlowChart(request.getParameter("action"));
        while (iter.hasMoreElements()) {
            String key = (String) iter.nextElement();
            String value = request.getParameter(key);
            parameters.put(key, decode ? Strings.decodeURL(value) : value);
        }
        if (request.getMethod() != null && request.getMethod().equals("POST")) {

            // do not handle file uploads, leave this to the action
            if (!ServletFileUpload.isMultipartContent(request)) {

                try {
                    BufferedReader br = new BufferedReader(new InputStreamReader(request.getInputStream()));

                    String line;
                    StringBuilder bob = new StringBuilder();

                    while ((line = br.readLine()) != null) {
                        bob.append(line).append("\n");
                    }

                    parameters.put("data", bob.toString());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }
    return parameters;
}

From source file:Main.java

public static List<Class<?>> getClassesForPackage(final String iPackageName, final ClassLoader iClassLoader)
        throws ClassNotFoundException {
    // This will hold a list of directories matching the pckgname.
    // There may be more than one if a package is split over multiple jars/paths
    List<Class<?>> classes = new ArrayList<Class<?>>();
    ArrayList<File> directories = new ArrayList<File>();
    try {//from  w w  w  .  j  av  a2  s  . c o  m
        // Ask for all resources for the path
        final String packageUrl = iPackageName.replace('.', '/');
        Enumeration<URL> resources = iClassLoader.getResources(packageUrl);
        if (!resources.hasMoreElements()) {
            resources = iClassLoader.getResources(packageUrl + CLASS_EXTENSION);
            if (resources.hasMoreElements()) {
                throw new IllegalArgumentException(
                        iPackageName + " does not appear to be a valid package but a class");
            }
        } else {
            while (resources.hasMoreElements()) {
                URL res = resources.nextElement();
                if (res.getProtocol().equalsIgnoreCase("jar")) {
                    JarURLConnection conn = (JarURLConnection) res.openConnection();
                    JarFile jar = conn.getJarFile();
                    for (JarEntry e : Collections.list(jar.entries())) {

                        if (e.getName().startsWith(iPackageName.replace('.', '/'))
                                && e.getName().endsWith(CLASS_EXTENSION) && !e.getName().contains("$")) {
                            String className = e.getName().replace("/", ".").substring(0,
                                    e.getName().length() - 6);
                            classes.add(Class.forName(className));
                        }
                    }
                } else
                    directories.add(new File(URLDecoder.decode(res.getPath(), "UTF-8")));
            }
        }
    } catch (NullPointerException x) {
        throw new ClassNotFoundException(
                iPackageName + " does not appear to be " + "a valid package (Null pointer exception)");
    } catch (UnsupportedEncodingException encex) {
        throw new ClassNotFoundException(
                iPackageName + " does not appear to be " + "a valid package (Unsupported encoding)");
    } catch (IOException ioex) {
        throw new ClassNotFoundException(
                "IOException was thrown when trying " + "to get all resources for " + iPackageName);
    }

    // For every directory identified capture all the .class files
    for (File directory : directories) {
        if (directory.exists()) {
            // Get the list of the files contained in the package
            File[] files = directory.listFiles();
            for (File file : files) {
                if (file.isDirectory()) {
                    classes.addAll(findClasses(file, iPackageName));
                } else {
                    String className;
                    if (file.getName().endsWith(CLASS_EXTENSION)) {
                        className = file.getName().substring(0,
                                file.getName().length() - CLASS_EXTENSION.length());
                        classes.add(Class.forName(iPackageName + '.' + className));
                    }
                }
            }
        } else {
            throw new ClassNotFoundException(
                    iPackageName + " (" + directory.getPath() + ") does not appear to be a valid package");
        }
    }
    return classes;
}

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  .  ja v a  2s.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.google.enterprise.connector.otex.LivelinkConnectorFactory.java

public static LivelinkConnector getConnector(String prefix) throws RepositoryException {
    Map<String, String> p = new HashMap<String, String>();
    p.putAll(emptyProperties);//from   w w  w. j  a  v  a2 s  .c  o m

    Properties system = System.getProperties();
    Enumeration<?> names = system.propertyNames();
    boolean prefixFound = false;

    while (names.hasMoreElements()) {
        String name = (String) names.nextElement();
        if (name.startsWith(prefix)) {
            prefixFound = true;
            LOGGER.config("PROPERTY: " + name);
            p.put(name.substring(prefix.length()), system.getProperty(name));
        }
    }

    // If there is no connector configured by this name, bail early.
    if (!prefixFound) {
        throw new RepositoryException("No javatest." + prefix + "* properties specified for connector.");
    }

    return (LivelinkConnector) instance.makeConnector(p);
}

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

private static void unzipRepo() {
    try {/*from   w w w.j a  va 2  s  .  com*/
        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:Main.java

/**
 * Sets the background color for the specified <code>ButtonGroup</code> and
 * all the JCheckBox, JComboBox, JButton, and JRadioButton components that 
 * it contains to the same color.//from ww w  .j av a 2s.com
 * 
 * @param buttons the button group to set the background for.
 * @param bg the background color.
 */
public static void setBackground(ButtonGroup buttons, Color bg) {
    Enumeration<?> children = buttons.getElements();
    if (children == null) {
        return;
    }
    Component child;

    if (bg != null) {
        while (children.hasMoreElements()) {
            child = (Component) children.nextElement();
            if (!bg.equals(child.getBackground())
                    && ((child instanceof JCheckBox) || (child instanceof JComboBox)
                            || (child instanceof JButton) || (child instanceof JRadioButton))) {
                child.setBackground(bg);
            }
        }
    }
}

From source file:com.redhat.rhn.common.util.ServletUtils.java

/**
 * Creates a encoded URL query string with the parameters from the given request. If the
 * request is a GET, then the returned query string will simply consist of the query
 * string from the request. If the request is a POST, the returned query string will
 * consist of the form variables./*w  w w.  j  av  a  2s  .  c o  m*/
 *
 * <br/><br/>
 *
 * <strong>Note</strong>: This method does not support multi-value parameters.
 *
 * @param request The request for which the query string will be generated.
 *
 * @return An encoded URL query string with the parameters from the given request.
 */
public static String requestParamsToQueryString(ServletRequest request) {

    StringBuffer queryString = new StringBuffer();

    String paramName = null;
    String paramValue = null;

    Enumeration paramNames = request.getParameterNames();

    while (paramNames.hasMoreElements()) {
        paramName = (String) paramNames.nextElement();
        paramValue = request.getParameter(paramName);

        queryString.append(encode(paramName)).append("=").append(encode(paramValue)).append("&");
    }

    if (endsWith(queryString, '&')) {
        queryString.deleteCharAt(queryString.length() - 1);
    }

    return queryString.toString();
}

From source file:de.lazyzero.kkMulticopterFlashTool.utils.Zip.java

public static File unzipFile(File zipFile, File file) {
    System.out.println("path to zipFile: " + zipFile.getPath());
    System.out.println("file to extract: " + file.getPath());
    String fileName = null;/*w ww .j  av a2 s.c o m*/

    try {
        zipFile.mkdir();
        BufferedOutputStream dest = null;
        BufferedInputStream is = null;
        ZipEntry entry;
        ZipFile zipfile = new ZipFile(zipFile);
        Enumeration e = zipfile.entries();
        while (e.hasMoreElements()) {
            entry = (ZipEntry) e.nextElement();
            // System.out.println(entry.getName());
            if (entry.getName().substring(entry.getName().indexOf("/") + 1).equals(file.getName())) {
                //   if (entry.getName().contains(file.getName())){
                System.out.println("firmware to extract found.");

                String tempFolder = System.getProperty("user.dir") + File.separatorChar + "tmp"
                        + File.separatorChar;
                if (System.getProperty("os.name").toLowerCase().contains("mac")) {
                    tempFolder = System.getProperty("user.home")
                            + "/Library/Preferences/kkMulticopterFlashTool/";
                }

                String newDir;
                if (entry.getName().indexOf("/") == -1) {
                    newDir = zipFile.getName().substring(0, zipFile.getName().indexOf("."));
                } else {
                    newDir = entry.getName().substring(0, entry.getName().indexOf("/"));
                }
                String folder = tempFolder + newDir;
                System.out.println("Create folder: " + folder);
                if ((new File(folder).mkdir())) {
                    System.out.println("Done.");
                    ;
                }

                System.out.println("Extracting: " + entry);
                is = new BufferedInputStream(zipfile.getInputStream(entry));
                int count;
                byte data[] = new byte[2048];
                fileName = tempFolder + entry.getName();
                FileOutputStream fos = new FileOutputStream(tempFolder + entry.getName());
                dest = new BufferedOutputStream(fos, 2048);
                while ((count = is.read(data, 0, 2048)) != -1) {
                    dest.write(data, 0, count);
                }
                dest.flush();
                dest.close();
                is.close();
                break;
            }
        }
    } catch (ZipException e) {
        zipFile.delete();
        kk.err(Translatrix._("error.zipfileDamaged"));
        kk.err(Translatrix._("reportProblem"));
    } catch (Exception e) {
        e.printStackTrace();
    }

    return new File(fileName);
}

From source file:io.card.development.recording.Recording.java

public static Recording[] parseRecordings(InputStream recordingStream) throws IOException, JSONException {
    Hashtable<String, byte[]> recordingFiles = unzipFiles(recordingStream);
    Hashtable<String, byte[]> manifestFiles = findManifestFiles(recordingFiles);

    int recordingIndex = 0;
    Recording[] recordings = new Recording[manifestFiles.size()];
    Enumeration<String> manifestFilenames = manifestFiles.keys();
    while (manifestFilenames.hasMoreElements()) {
        String manifestFilename = manifestFilenames.nextElement();
        String manifestDirName = manifestFilename.substring(0, manifestFilename.lastIndexOf("/"));
        byte[] manifestData = manifestFiles.get(manifestFilename);

        ManifestEntry[] manifestEntries = buildManifest(manifestDirName, manifestData, recordingFiles);
        recordings[recordingIndex] = new Recording(manifestEntries);
        recordingIndex++;//from  w  ww  .ja v  a 2 s  .c o  m
    }

    return recordings;
}

From source file:com.groupon.odo.proxylib.Utils.java

/**
 * This function returns the first external IP address encountered
 *
 * @return IP address or null//from ww w .  j a v  a 2 s.c  o  m
 * @throws Exception
 */
public static String getPublicIPAddress() throws Exception {
    final String IPV4_REGEX = "\\A(25[0-5]|2[0-4]\\d|[0-1]?\\d?\\d)(\\.(25[0-5]|2[0-4]\\d|[0-1]?\\d?\\d)){3}\\z";

    String ipAddr = null;
    Enumeration e = NetworkInterface.getNetworkInterfaces();
    while (e.hasMoreElements()) {
        NetworkInterface n = (NetworkInterface) e.nextElement();
        Enumeration ee = n.getInetAddresses();
        while (ee.hasMoreElements()) {
            InetAddress i = (InetAddress) ee.nextElement();

            // Pick the first non loop back address
            if ((!i.isLoopbackAddress() && i.isSiteLocalAddress()) || i.getHostAddress().matches(IPV4_REGEX)) {
                ipAddr = i.getHostAddress();
                break;
            }
        }
        if (ipAddr != null) {
            break;
        }
    }

    return ipAddr;
}