Example usage for java.util StringTokenizer StringTokenizer

Introduction

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

Prototype

public StringTokenizer(String str, String delim)

Source Link

Document

Constructs a string tokenizer for the specified string.

Usage

From source file:com.github.walterfan.util.http.URLHelper.java

/**
 * Parsers the query string of the URI into a map of key-value pairs
 *//*from w w  w.j  a  v  a  2  s.  co  m*/
public static Map<String, String> parseQuery(String query) {
    Map<String, String> answer = new HashMap<String, String>();
    if (query != null) {
        StringTokenizer iter = new StringTokenizer(query, "&");
        while (iter.hasMoreTokens()) {
            String pair = iter.nextToken();
            addKeyValuePair(answer, pair);
        }
    }
    return answer;
}

From source file:Main.java

/**
 * Find an element using XPath-quotation expressions. Path must not including
 * the context element, path elements can be separated by / or .,
 * and namespace is NOT supported./*from  w  w  w  .  j  a v  a  2 s .  c o m*/
 * @param context Element to start the search from, cannot be null.
 * @param path XPath-quotation expression, cannot be null.
 * @return the first matched element if there are matches, otherwise
 * return null.
 */
public static Element getElementByPath(Element context, String path) {
    Element cur = context;
    StringTokenizer tokens = new StringTokenizer(path, "/");

    while (tokens.hasMoreTokens()) {
        String name = tokens.nextToken();

        cur = getChildElement(cur, name);
        if (cur == null) {
            return null;
        }
    }
    return cur;
}

From source file:gov.nih.nci.lv.util.LVUtils.java

/**
 * converts a ids seperated by a comma to a set.
 * @param ids ids/*from  www.jav a 2s. c o  m*/
 * @param delimiter delimiter
 * @return Set
 */
public static Set<Long> convertStringToSet(String ids, String delimiter) {
    Set<Long> labs = new HashSet<Long>();
    if (StringUtils.isEmpty(ids)) {
        return labs;
    }
    StringTokenizer st = new StringTokenizer(ids, delimiter);
    while (st.hasMoreTokens()) {
        labs.add(new Long(st.nextElement().toString()));
    }
    return labs;
}

From source file:IPAddress.java

/**
 * Check if the specified address is a valid numeric TCP/IP address and return as an integer value
 * /*  www.jav  a  2 s.c o m*/
 * @param ipaddr String
 * @return int
 */
public final static int parseNumericAddress(String ipaddr) {

    //   Check if the string is valid

    if (ipaddr == null || ipaddr.length() < 7 || ipaddr.length() > 15)
        return 0;

    //   Check the address string, should be n.n.n.n format

    StringTokenizer token = new StringTokenizer(ipaddr, ".");
    if (token.countTokens() != 4)
        return 0;

    int ipInt = 0;

    while (token.hasMoreTokens()) {

        //   Get the current token and convert to an integer value

        String ipNum = token.nextToken();

        try {

            //   Validate the current address part

            int ipVal = Integer.valueOf(ipNum).intValue();
            if (ipVal < 0 || ipVal > 255)
                return 0;

            //   Add to the integer address

            ipInt = (ipInt << 8) + ipVal;
        } catch (NumberFormatException ex) {
            return 0;
        }
    }

    //   Return the integer address

    return ipInt;
}

From source file:Main.java

/**
 * Remove leading a trailing whitespace characters from each line of input
 * @param input//w w w  . ja va 2 s . c o m
 * @return
 */
public static String trim(String input) {
    final String newlineDelimiters = "\n\r\f"; //$NON-NLS-1$

    StringBuilder ret = new StringBuilder();
    StringTokenizer st = new StringTokenizer(input, newlineDelimiters);
    while (st.hasMoreTokens()) {
        ret.append(st.nextToken().replaceAll("^\\s+", "").replaceAll("\\s+$", "")); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
        ret.append("\n"); //$NON-NLS-1$
    }
    return ret.toString();
}

From source file:architecture.common.util.LocaleUtils.java

/**
 * Converts a locale string like "en", "en_US" or "en_US_win" to a Java
 * locale object. If the conversion fails, null is returned.
 *
 * @param localeCode/*w  w  w.java2 s.c om*/
 *            the locale code for a Java locale. See the
 *            {@link java.util.Locale} class for more details.
 * @return The Java Locale that matches the locale code, or <tt>null</tt>.
 */
public static Locale localeCodeToLocale(String localeCode) {
    Locale locale = null;
    if (localeCode != null) {
        String language = null;
        String country = null;
        String variant = null;
        StringTokenizer tokenizer = new StringTokenizer(localeCode, "_");
        if (tokenizer.hasMoreTokens()) {
            language = tokenizer.nextToken();
            if (tokenizer.hasMoreTokens()) {
                country = tokenizer.nextToken();
                if (tokenizer.hasMoreTokens()) {
                    variant = tokenizer.nextToken();
                }
            }
        }
        locale = new Locale(language, ((country != null) ? country : ""), ((variant != null) ? variant : ""));
    }
    return locale;
}

From source file:Main.java

/**
 * Given an {@link NNTPClient} instance, and an integer range of messages, return 
 * an array of {@link Article} instances.
 * @param client /* www  .  j a v  a 2s. co m*/
 * @param lowArticleNumber
 * @param highArticleNumber
 * @return Article[] An array of Article
 * @throws IOException
 */
public static Article[] getArticleInfo(NNTPClient client, int lowArticleNumber, int highArticleNumber)
        throws IOException {
    Reader reader = null;
    Article[] articles = null;
    reader = (DotTerminatedMessageReader) client.retrieveArticleInfo(lowArticleNumber, highArticleNumber);

    if (reader != null) {
        String theInfo = readerToString(reader);
        StringTokenizer st = new StringTokenizer(theInfo, "\n");

        // Extract the article information
        // Mandatory format (from NNTP RFC 2980) is :
        // Subject\tAuthor\tDate\tID\tReference(s)\tByte Count\tLine Count

        int count = st.countTokens();
        articles = new Article[count];
        int index = 0;

        while (st.hasMoreTokens()) {
            StringTokenizer stt = new StringTokenizer(st.nextToken(), "\t");
            Article article = new Article();
            article.setArticleNumber(Integer.parseInt(stt.nextToken()));
            article.setSubject(stt.nextToken());
            article.setFrom(stt.nextToken());
            article.setDate(stt.nextToken());
            article.setArticleId(stt.nextToken());
            article.addHeaderField("References", stt.nextToken());
            articles[index++] = article;
        }
    } else {
        return null;
    }

    return articles;
}

From source file:Main.java

/**
 * Splits a string around matches of the given delimiter character.
 *
 * Where applicable, this method can be used as a substitute for
 * <code>String.split(String regex)</code>, which is not available
 * on a JSR169/Java ME platform.// w  w  w  .  ja v  a  2  s.co  m
 *
 * @param str the string to be split
 * @param delim the delimiter
 * @throws NullPointerException if str is null
 */
static public String[] split(String str, char delim) {
    if (str == null) {
        throw new NullPointerException("str can't be null");
    }

    // Note the javadoc on StringTokenizer:
    //     StringTokenizer is a legacy class that is retained for
    //     compatibility reasons although its use is discouraged in
    //     new code.
    // In other words, if StringTokenizer is ever removed from the JDK,
    // we need to have a look at String.split() (or java.util.regex)
    // if it is supported on a JSR169/Java ME platform by then.
    StringTokenizer st = new StringTokenizer(str, String.valueOf(delim));
    int n = st.countTokens();
    String[] s = new String[n];
    for (int i = 0; i < n; i++) {
        s[i] = st.nextToken();
    }
    return s;
}

From source file:StringUtils.java

public static List<String> explode(String s, String sep) {
    StringTokenizer st = new StringTokenizer(s, sep);
    List<String> v = new ArrayList<String>();
    for (; st.hasMoreTokens();) {
        v.add(st.nextToken());/*from   ww  w . ja v a  2  s .  com*/
    }
    return v;
}

From source file:com.salesmanager.core.util.StringUtil.java

public static Map parseTokenLine(String line, String delimiter) {

    BidiMap returnMap = new TreeBidiMap();

    if (StringUtils.isBlank(line) || StringUtils.isBlank(delimiter)) {
        return returnMap;
    }/*from  w w  w . j  a v a  2  s .  com*/

    StringTokenizer st = new StringTokenizer(line, delimiter);

    int count = 0;
    while (st.hasMoreTokens()) {
        String value = st.nextToken();
        returnMap.put(value, count);
        count++;
    }

    return returnMap;

}