Example usage for java.util Collections list

List of usage examples for java.util Collections list

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Introduction

In this page you can find the example usage for java.util Collections list.

Prototype

public static <T> ArrayList<T> list(Enumeration<T> e)

Source Link

Document

Returns an array list containing the elements returned by the specified enumeration in the order they are returned by the enumeration.

Usage

From source file:javadepchecker.Main.java

/**
 * Check for orphaned class files not owned by any package in dependencies
 *
 * @param pkg Gentoo package name/*from  w  ww . j  a v a  2  s. co  m*/
 * @param deps collection of dependencies for the package
 * @return boolean if the dependency is found or not
 * @throws IOException
 */
private static boolean depsFound(Collection<String> pkgs, Collection<String> deps) throws IOException {
    boolean found = true;
    Collection<String> jars = new ArrayList<>();
    String[] bootClassPathJars = System.getProperty("sun.boot.class.path").split(":");
    // Do we need "java-config -r" here?
    for (String jar : bootClassPathJars) {
        File jarFile = new File(jar);
        if (jarFile.exists()) {
            jars.add(jar);
        }
    }
    pkgs.forEach((String pkg) -> {
        jars.addAll(getPackageJars(pkg));
    });

    if (jars.isEmpty()) {
        return false;
    }
    ArrayList<String> jarClasses = new ArrayList<>();
    jars.forEach((String jarName) -> {
        try {
            JarFile jar = new JarFile(jarName);
            Collections.list(jar.entries()).forEach((JarEntry entry) -> {
                jarClasses.add(entry.getName());
            });
        } catch (IOException ex) {
            Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
        }
    });
    for (String dep : deps) {
        if (!jarClasses.contains(dep)) {
            if (found) {
                System.out.println("Class files not found via DEPEND in package.env");
            }
            System.out.println("\t" + dep);
            found = false;
        }
    }
    return found;
}

From source file:com.hg.development.apps.messagenotifier_v1.Utils.Utility.java

/**
 *
 * @return adresse IP v4 actuelle du tlphone.
 * @throws SocketException/*  www  .j  a  v  a 2  s  .com*/
 */
private String getLocalIpAddress() throws SocketException {
    String ipv4 = null;
    try {
        List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());

        if (interfaces.size() > 0) {
            for (NetworkInterface ni : interfaces) {
                List<InetAddress> ialist = Collections.list(ni.getInetAddresses());

                if (ialist.size() > 0) {
                    for (InetAddress address : ialist) {
                        if (!address.isLoopbackAddress()
                                && InetAddressUtils.isIPv4Address(ipv4 = address.getHostAddress()))
                            ;
                    }
                }

            }
        }

    } catch (SocketException ex) {
        throw ex;
    } finally {
        return ipv4;
    }
}

From source file:com.buaa.cfs.net.DNS.java

/**
 * Returns all the IPs associated with the provided interface, if any, in textual form.
 *
 * @param strInterface        The name of the network interface or sub-interface to query (eg eth0 or eth0:0) or the
 *                            string "default"
 * @param returnSubinterfaces Whether to return IPs associated with subinterfaces of the given interface
 *
 * @return A string vector of all the IPs associated with the provided interface. The local host IP is returned if
 * the interface name "default" is specified or there is an I/O error looking for the given interface.
 *
 * @throws UnknownHostException If the given interface is invalid
 *///from  www  . ja  v a  2  s  . com
public static String[] getIPs(String strInterface, boolean returnSubinterfaces) throws UnknownHostException {
    if ("default".equals(strInterface)) {
        return new String[] { cachedHostAddress };
    }
    NetworkInterface netIf;
    try {
        netIf = NetworkInterface.getByName(strInterface);
        if (netIf == null) {
            netIf = getSubinterface(strInterface);
        }
    } catch (SocketException e) {
        LOG.warn("I/O error finding interface " + strInterface + ": " + e.getMessage());
        return new String[] { cachedHostAddress };
    }
    if (netIf == null) {
        throw new UnknownHostException("No such interface " + strInterface);
    }

    // NB: Using a LinkedHashSet to preserve the order for callers
    // that depend on a particular element being 1st in the array.
    // For example, getDefaultIP always returns the first element.
    LinkedHashSet<InetAddress> allAddrs = new LinkedHashSet<InetAddress>();
    allAddrs.addAll(Collections.list(netIf.getInetAddresses()));
    if (!returnSubinterfaces) {
        allAddrs.removeAll(getSubinterfaceInetAddrs(netIf));
    }

    String ips[] = new String[allAddrs.size()];
    int i = 0;
    for (InetAddress addr : allAddrs) {
        ips[i++] = addr.getHostAddress();
    }
    return ips;
}

From source file:org.kei.android.phone.netcap.OutputFragment.java

@Override
public void onClick(final View v) {
    if (v.equals(refreshBT)) {
        adapter.clear();/*from   www  .ja v a  2 s .c o m*/
        try {
            final List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
            if (interfaces != null && interfaces.size() != 0)
                adapter.add(getResources().getText(R.string.any).toString());
            for (final NetworkInterface ni : interfaces)
                if (ni.isUp())
                    adapter.add(ni.getName());
        } catch (final Throwable e) {
            logException(e);
        }
    } else if (v.equals(browseOutputCaptureTV)) {
        final Map<String, String> extra = new HashMap<String, String>();
        extra.put(FileChooser.FILECHOOSER_TYPE_KEY, "" + FileChooser.FILECHOOSER_TYPE_DIRECTORY_ONLY);
        extra.put(FileChooser.FILECHOOSER_TITLE_KEY, "Save");
        extra.put(FileChooser.FILECHOOSER_MESSAGE_KEY, "Use this folder:? ");
        extra.put(FileChooser.FILECHOOSER_DEFAULT_DIR, browseOutputCaptureTV.getText().toString());
        extra.put(FileChooser.FILECHOOSER_SHOW_KEY, "" + FileChooser.FILECHOOSER_SHOW_DIRECTORY_ONLY);
        extra.put(FileChooser.FILECHOOSER_USER_MESSAGE, getClass().getSimpleName());
        Tools.switchToForResult(owner, FileChooserActivity.class, extra,
                FileChooserActivity.FILECHOOSER_SELECTION_TYPE_DIRECTORY);

    } else if (v.equals(captureBT)) {
        if (!captureBT.isChecked()) {
            captureBT.setChecked(true);
            delete();
        } else {
            String sdest = browseOutputCaptureTV.getText().toString();
            if (sdest.isEmpty()) {
                Tools.showAlertDialog(owner, "Error", "Empty destination folder!");
                captureBT.setChecked(false);
                return;
            }

            File legacy = new File(sdest.replaceFirst("emulated/([0-9]+)/", "emulated/legacy/"));
            File fdest = new File(sdest);
            Log.i(getClass().getSimpleName(), "Test directory '" + legacy + "'");
            if (legacy.isDirectory())
                fdest = legacy;
            if (!fdest.isDirectory()) {
                Tools.showAlertDialog(owner, "Error", "The destination folder is not a valid directory!");
                captureBT.setChecked(false);
                return;
            } else if (!fdest.canWrite()) {
                Tools.showAlertDialog(owner, "Error", "Unable to write into the destination folder!");
                captureBT.setChecked(false);
                return;
            }

            if (!RootTools.isAccessGiven()) {
                Resources r = getResources();
                Tools.toast(owner, R.drawable.ic_launcher, r.getString(R.string.root_toast_error));
                showResult.setText(" " + r.getString(R.string.root_error));
                captureBT.setChecked(false);
                return;
            }

            final PackageManager m = owner.getPackageManager();
            String s = owner.getPackageName();
            try {
                final PackageInfo p = m.getPackageInfo(s, 0);
                s = p.applicationInfo.dataDir;
            } catch (final PackageManager.NameNotFoundException e) {
            }
            s = s + "/netcap";
            copyFile(Build.SUPPORTED_ABIS[0] + "/netcap", s, owner);
            final File netcap = new File(s);
            if (!netcap.exists()) {
                Tools.showAlertDialog(owner, "Error",
                        "'netcap' for '" + Build.SUPPORTED_ABIS[0] + "' was not found!");
                return;
            }
            pname = netcap.getAbsolutePath();
            netcap.setExecutable(true);

            ifaces = "";
            String ni = (String) devicesSp.getSelectedItem();
            if (ni.equals(getResources().getText(R.string.any).toString())) {
                for (int i = 0; i < adapter.getCount(); i++) {
                    ni = adapter.getItem(i);
                    if (ni.equals(getResources().getText(R.string.any).toString()))
                        continue;
                    ifaces += ni;
                    if (i < adapter.getCount() - 1)
                        ifaces += ",";
                }
            } else
                ifaces = ni;

            final File outputFile = new File(fdest,
                    new SimpleDateFormat("yyyyMMdd_hhmmssa'_netcap.pcap'", Locale.US).format(new Date()));
            buffer.clear();
            new Thread(new Runnable() {
                public void run() {
                    try {
                        String cmd = netcap.getAbsolutePath() + " -i " + ifaces + " -f "
                                + outputFile.getAbsolutePath() + " -d";
                        if (promiscuousCB.isChecked())
                            cmd += " -p";
                        cmd += " 2>&1";
                        command = new Command(0, cmd) {
                            @Override
                            public void commandOutput(int id, String line) {
                                super.commandOutput(id, line);
                                if (line.startsWith(NETCAP_READY))
                                    pid = line.substring(NETCAP_READY.length());
                                buffer.add(line);
                                owner.runOnUiThread(new Runnable() {
                                    @SuppressWarnings("unchecked")
                                    @Override
                                    public void run() {
                                        final String[] lines = (String[]) buffer.toArray(new String[] {});
                                        final StringBuilder sb = new StringBuilder();
                                        for (final String s : lines)
                                            sb.append(" ").append(s).append("\n");
                                        showResult.setText(sb.toString());
                                    }
                                });
                            }

                            public void commandCompleted(int id, int exitcode) {
                                super.commandCompleted(id, exitcode);
                                owner.runOnUiThread(new Runnable() {
                                    @Override
                                    public void run() {
                                        captureBT.setChecked(false);
                                    }
                                });
                            }

                            public void commandTerminated(int id, String reason) {
                                super.commandTerminated(id, reason);
                            }
                        };
                        RootTools.getShell(true).add(command);
                    } catch (final Exception e) {
                        logException(e);
                    }
                }
            }).start();
        }
    }
}

From source file:eu.planets_project.tb.gui.backing.ListExp.java

public Collection<Experiment> getAllExpAwaitingAuth() {
    // Get the experiments-to-approve list:
    TestbedManager testbedMan = (TestbedManager) JSFUtil.getManagedObject("TestbedManager");
    Collection<Experiment> myExps = testbedMan.getAllExperimentsAwaitingApproval();
    currExps = Collections.list(Collections.enumeration(myExps));
    sort(getSort(), isAscending());/*from w w  w .j av a  2s  .  com*/
    return currExps;
}

From source file:org.pentaho.hadoop.PropertiesConfigurationPropertiesTest.java

@Test
public void testKeys() {
    HashSet<String> names = new HashSet<>(Arrays.asList("a", "b", "c"));
    mockKeys(names);/*from   w w  w.  j a  v  a 2  s  . c  om*/
    assertEquals(names, new HashSet<>(Collections.list(propertiesConfigurationProperties.keys())));
}

From source file:org.apache.hadoop.hdfs.server.datanode.TestDataNodeMetricsLogger.java

private void addAppender(Log log, Appender appender) {
    org.apache.log4j.Logger logger = ((Log4JLogger) log).getLogger();
    @SuppressWarnings("unchecked")
    List<Appender> appenders = Collections.list(logger.getAllAppenders());
    ((AsyncAppender) appenders.get(0)).addAppender(appender);
}

From source file:org.springframework.boot.actuate.trace.WebRequestTraceFilter.java

private Map<String, Object> getRequestHeaders(HttpServletRequest request) {
    Map<String, Object> headers = new LinkedHashMap<String, Object>();
    Enumeration<String> names = request.getHeaderNames();
    while (names.hasMoreElements()) {
        String name = names.nextElement();
        List<String> values = Collections.list(request.getHeaders(name));
        Object value = values;//from ww w  . j a v a2s  .com
        if (values.size() == 1) {
            value = values.get(0);
        } else if (values.isEmpty()) {
            value = "";
        }
        headers.put(name, value);
    }
    return headers;
}

From source file:net.dataforte.commons.resources.ClassUtils.java

/**
 * Returns all classes within the specified package. Supports filesystem, JARs and JBoss VFS
 * /*  w w  w .  j  a v a 2  s.  co m*/
 * @param folder
 * @return
 * @throws IOException
 */
public static Class<?>[] getClassesForPackage(String pckgname) 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 {
        ClassLoader cld = Thread.currentThread().getContextClassLoader();
        if (cld == null) {
            throw new ClassNotFoundException("Can't get class loader.");
        }
        // Ask for all resources for the path
        Enumeration<URL> resources = cld.getResources(pckgname.replace('.', '/'));
        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(pckgname.replace('.', '/')) && e.getName().endsWith(".class")
                            && !e.getName().contains("$")) {
                        String className = e.getName().replace("/", ".").substring(0, e.getName().length() - 6);
                        classes.add(Class.forName(className, true, cld));
                    }
                }
            } else if (res.getProtocol().equalsIgnoreCase("vfszip")) { // JBoss 5+
                try {
                    Object content = res.getContent();
                    Method getChildren = content.getClass().getMethod("getChildren");
                    List<?> files = (List<?>) getChildren.invoke(res.getContent());
                    Method getPathName = null;
                    for (Object o : files) {
                        if (getPathName == null) {
                            getPathName = o.getClass().getMethod("getPathName");
                        }
                        String pathName = (String) getPathName.invoke(o);
                        if (pathName.endsWith(".class")) {
                            String className = pathName.replace("/", ".").substring(0, pathName.length() - 6);
                            classes.add(Class.forName(className, true, cld));
                        }
                    }
                } catch (Exception e) {
                    throw new IOException("Error while scanning " + res.toString(), e);
                }
            } else {
                directories.add(new File(URLDecoder.decode(res.getPath(), "UTF-8")));
            }
        }
    } catch (NullPointerException x) {
        throw new ClassNotFoundException(
                pckgname + " does not appear to be a valid package (Null pointer exception)", x);
    } catch (UnsupportedEncodingException encex) {
        throw new ClassNotFoundException(
                pckgname + " does not appear to be a valid package (Unsupported encoding)", encex);
    } catch (IOException ioex) {
        throw new ClassNotFoundException(
                "IOException was thrown when trying to get all resources for " + pckgname, ioex);
    }

    // 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
            String[] files = directory.list();
            for (String file : files) {
                // we are only interested in .class files
                if (file.endsWith(".class")) {
                    // removes the .class extension
                    classes.add(Class.forName(pckgname + '.' + file.substring(0, file.length() - 6)));
                }
            }
        } else {
            throw new ClassNotFoundException(
                    pckgname + " (" + directory.getPath() + ") does not appear to be a valid package");
        }
    }
    Class<?>[] classesA = new Class[classes.size()];
    classes.toArray(classesA);
    return classesA;
}

From source file:com.rincliu.library.util.RLNetUtil.java

/**
 * Get IP address from first non-localhost interface
 * //from w  w w.java2  s  .co  m
 * @param ipv4 true=return ipv4, false=return ipv6
 * @return address or empty string
 */
public static String getIPAddress(boolean useIPv4) {
    try {
        List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
        for (NetworkInterface intf : interfaces) {
            List<InetAddress> addrs = Collections.list(intf.getInetAddresses());
            for (InetAddress addr : addrs) {
                if (!addr.isLoopbackAddress()) {
                    String sAddr = addr.getHostAddress().toUpperCase();
                    boolean isIPv4 = InetAddressUtils.isIPv4Address(sAddr);
                    if (useIPv4) {
                        if (isIPv4)
                            return sAddr;
                    } else {
                        if (!isIPv4) {
                            int delim = sAddr.indexOf('%'); // drop ip6
                                                            // port suffix
                            return delim < 0 ? sAddr : sAddr.substring(0, delim);
                        }
                    }
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return "";
}