Example usage for java.net IDN toUnicode

Introduction

In this page you can find the example usage for java.net IDN toUnicode.

Prototype

public static String toUnicode(String input) 

Source Link

Document

Translates a string from ASCII Compatible Encoding (ACE) to Unicode, as defined by the ToUnicode operation of <a href="http://www.ietf.org/rfc/rfc3490.txt">RFC 3490</a>.

Usage

From source file:IDNConverter.java

public static void main(String[] args) {
    IDN.toASCII("");
    IDN.toUnicode("");
}

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From source file:IDNDemo.java

public static void main(String[] args) {
    String input = "www.yourName.com";
    String ascii = IDN.toASCII(input);
    String unicode = IDN.toUnicode(input);

    System.out.println("Input:" + input);
    System.out.println("toAscii (input):" + ascii);
    System.out.println("toUnicode (input):" + unicode);
}

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From source file:Main.java

/**
 * Converts an internationalized domain name (IDN) in an URL to and from ASCII/Unicode.
 * @param url the URL where the domain name should be converted
 * @param toASCII if true converts from Unicode to ASCII, if false converts from ASCII to Unicode
 * @return the URL containing the converted domain name
 *//*from  w  w w.j  a  v a  2s . c o m*/
@TargetApi(Build.VERSION_CODES.GINGERBREAD)
public static String convertIdn(String url, boolean toASCII) {

    String urlNoDots = url;
    String dots = "";
    while (urlNoDots.startsWith(".")) {
        urlNoDots = url.substring(1);
        dots = dots + ".";
    }

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
        // Find host name after '//' or '@'
        int hostStart = 0;
        if (urlNoDots.indexOf("//") != -1) {
            hostStart = url.indexOf("//") + "//".length();
        } else if (url.indexOf("@") != -1) {
            hostStart = url.indexOf("@") + "@".length();
        }

        int hostEnd = url.substring(hostStart).indexOf("/");
        // Handle URL which doesn't have a path (path is implicitly '/')
        hostEnd = (hostEnd == -1 ? urlNoDots.length() : hostStart + hostEnd);

        String host = urlNoDots.substring(hostStart, hostEnd);
        host = (toASCII ? IDN.toASCII(host) : IDN.toUnicode(host));

        return dots + urlNoDots.substring(0, hostStart) + host + urlNoDots.substring(hostEnd);
    } else {
        return dots + url;
    }
}

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From source file:org.apache.metron.common.typosquat.HomoglyphStrategy.java

@Override
public Set<String> generateCandidates(String originalString) {
    Set<String> result = new HashSet<>();
    String domain = originalString;
    if (StringUtils.isEmpty(domain)) {
        return result;
    }// www .  ja  v a 2  s  . c  o m
    if (isAce(domain)) {
        //this is an ace domain.
        domain = IDN.toUnicode(domain);
    }
    for (int ws = 0; ws < domain.length(); ws++) {
        for (int i = 0; i < domain.length() - ws + 1; ++i) {
            String win = domain.substring(i, i + ws);
            for (int j = 0; j < ws; j++) {
                char c = win.charAt(j);
                if (glyphs.containsKey(c)) {
                    for (String g : glyphs.get(c)) {
                        String winNew = win.replaceAll("" + c, g);
                        String d = domain.substring(0, i) + winNew + domain.substring(i + ws);
                        result.add(d);
                        if (!isAce(d)) {
                            try {
                                String dAscii = IDN.toASCII(d, IDN.ALLOW_UNASSIGNED);
                                if (!d.equals(dAscii)) {
                                    result.add(dAscii);
                                }
                            } catch (IllegalArgumentException iae) {
                                LOG.debug("Unable to parse " + d + ": " + iae.getMessage(), iae);
                            }
                        }
                    }
                }
            }
        }
    }
    return result;
}

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From source file:com.synox.android.utils.DisplayUtils.java

/**
 * Converts an internationalized domain name (IDN) in an URL to and from ASCII/Unicode.
 * @param url the URL where the domain name should be converted
 * @param toASCII if true converts from Unicode to ASCII, if false converts from ASCII to Unicode
 * @return the URL containing the converted domain name
 *//*from ww  w .j a v  a  2s .  c o m*/
@TargetApi(Build.VERSION_CODES.GINGERBREAD)
public static String convertIdn(String url, boolean toASCII) {

    String urlNoDots = url;
    String dots = "";
    while (urlNoDots.startsWith(".")) {
        urlNoDots = url.substring(1);
        dots = dots + ".";
    }

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
        // Find host name after '//' or '@'
        int hostStart = 0;
        if (urlNoDots.contains("//")) {
            hostStart = url.indexOf("//") + "//".length();
        } else if (url.contains("@")) {
            hostStart = url.indexOf("@") + "@".length();
        }

        int hostEnd = url.substring(hostStart).indexOf("/");
        // Handle URL which doesn't have a path (path is implicitly '/')
        hostEnd = (hostEnd == -1 ? urlNoDots.length() : hostStart + hostEnd);

        String host = urlNoDots.substring(hostStart, hostEnd);
        host = (toASCII ? IDN.toASCII(host) : IDN.toUnicode(host));

        return dots + urlNoDots.substring(0, hostStart) + host + urlNoDots.substring(hostEnd);
    } else {
        return dots + url;
    }
}

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From source file:com.redhat.rhn.frontend.dto.SystemSearchResult.java

/**
  * @return the hostname in IDN encoding
  */
public String getDecodedHostname() {
    return (hostname == null) ? null : IDN.toUnicode(hostname);
}

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From source file:com.redhat.rhn.domain.server.Server.java

/**
 * Get the primary hostname for this server
 * If hostname is IDN, it is decoded from Pune encoding
 * @return Returns the primary hostname for this server
 *//*from  w w w  .j  a  v a  2  s  . c  o  m*/
public String getDecodedHostname() {
    String hostname = getHostname();
    return (hostname == null) ? null : IDN.toUnicode(hostname);
}

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From source file:com.redhat.rhn.domain.server.Server.java

/**
 * Get the hostname aliases (cname records) for this server
 * If hostname is IDN, it is decoded from Pune encoding
 * @return Returns the primary hostname for this server
 *//*from  w w  w.  ja v a 2s.  c o m*/
public List<String> getDecodedCnames() {
    List<String> result = new ArrayList<String>();
    for (String hostname : getCnames()) {
        result.add(IDN.toUnicode(hostname));
    }
    return result;
}

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From source file:com.redhat.rhn.manager.system.SystemManager.java

/**
 * List duplicate systems by hostname/*  ww w  .  j av  a  2s .c  o  m*/
 * @param user the user doing the search
 * @param inactiveHours the number of hours a system hasn't checked in
 *          to consider it inactive
 * @return List of DuplicateSystemBucket objects
 */
public static List<DuplicateSystemGrouping> listDuplicatesByHostname(User user, Long inactiveHours) {
    List<DuplicateSystemGrouping> duplicateSystems = listDuplicates(user, "duplicate_system_ids_hostname",
            new ArrayList<String>(), inactiveHours);
    ListIterator<DuplicateSystemGrouping> litr = duplicateSystems.listIterator();
    while (litr.hasNext()) {
        DuplicateSystemGrouping element = litr.next();
        element.setKey(IDN.toUnicode(element.getKey()));
    }
    return duplicateSystems;
}

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