Examples of java.text.CharacterIterator.first()

java.text.CharacterIterator.first()
Sets the position to getBeginIndex() and returns the character at that position. @return the first character in the text, or DONE if the text is empty @see #getBeginIndex()

        String label = "";
        if (o instanceof CharacterIterator) {
            CharacterIterator iter = (CharacterIterator) o;
            char[] cbuff = new char[iter.getEndIndex()-iter.getBeginIndex()];
            if (cbuff.length > 0) {
                cbuff[0] = iter.first();
            }
            for (int i=1; i<cbuff.length;++i) {
                cbuff[i] = iter.next();
            }
            label = new String(cbuff);

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        if (uri.indexOf('%') == -1) {
            return uri;
        }
        ByteArrayOutputStream sb = new ByteArrayOutputStream(uri.length());
        CharacterIterator iter = new StringCharacterIterator(uri);
        for (char c = iter.first(); c != CharacterIterator.DONE;
             c = iter.next()) {
            if (c == '%') {
                char c1 = iter.next();
                if (c1 != CharacterIterator.DONE) {
                    int i1 = Character.digit(c1, WORD);

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      uri= uri.substring(1);
    }


    StringBuffer sb= new StringBuffer();
    CharacterIterator iter= new StringCharacterIterator(uri);
    for(char c= iter.first(); c != CharacterIterator.DONE; c= iter.next()) {
      if(c == '%') {
        char c1= iter.next();
        if(c1 != CharacterIterator.DONE) {
          int i1= Character.digit(c1, 16);
          char c2= iter.next();

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   * @param string text to encode
   * @return number of UTF-8 bytes required to encode
   */
  public static int utf8Length(String string) {
    CharacterIterator iter = new StringCharacterIterator(string);
    char ch = iter.first();
    int size = 0;
    while (ch != CharacterIterator.DONE) {
      if ((ch >= 0xD800) && (ch < 0xDC00)) {
        // surrogate pair?
        char trail = iter.next();

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        if (uri.indexOf('%') == -1) {
            return uri;
        }
        ByteArrayOutputStream sb = new ByteArrayOutputStream(uri.length());
        CharacterIterator iter = new StringCharacterIterator(uri);
        for (char c = iter.first(); c != CharacterIterator.DONE;
             c = iter.next()) {
            if (c == '%') {
                char c1 = iter.next();
                if (c1 != CharacterIterator.DONE) {
                    int i1 = Character.digit(c1, WORD);

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        }


        path = path.replace('\\', '/');


        CharacterIterator iter = new StringCharacterIterator(path);
        for (char c = iter.first(); c != CharacterIterator.DONE;
             c = iter.next()) {
            if (c < 256 && isSpecial[c]) {
                sb.append('%');
                sb.append(escapedChar1[c]);
                sb.append(escapedChar2[c]);

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        {
            return uri;
        }
        StringBuffer sb = new StringBuffer();
        CharacterIterator iter = new StringCharacterIterator(uri);
        for (char c = iter.first(); c != CharacterIterator.DONE;
             c = iter.next()) {
            if (c == '%') {
                char c1 = iter.next();
                if (c1 != CharacterIterator.DONE) {
                    int i1 = Character.digit(c1, 16);

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      uri= uri.substring(1);
    }


    StringBuffer sb= new StringBuffer();
    CharacterIterator iter= new StringCharacterIterator(uri);
    for(char c= iter.first(); c != CharacterIterator.DONE; c= iter.next()) {
      if(c == '%') {
        char c1= iter.next();
        if(c1 != CharacterIterator.DONE) {
          int i1= Character.digit(c1, 16);
          char c2= iter.next();

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      uri= uri.substring(1);
    }


    StringBuffer sb= new StringBuffer();
    CharacterIterator iter= new StringCharacterIterator(uri);
    for(char c= iter.first(); c != CharacterIterator.DONE; c= iter.next()) {
      if(c == '%') {
        char c1= iter.next();
        if(c1 != CharacterIterator.DONE) {
          int i1= Character.digit(c1, 16);
          char c2= iter.next();

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                CharacterIterator ci = textNode.getCharacterIterator(start);


                float lineWidth = 0;
                int lastWhitespaceIndex = -1;


                char c = ci.first();
                while (c != CharacterIterator.DONE
                    && lineWidth < breakWidth) {
                    if (Character.isWhitespace(c)) {
                        lastWhitespaceIndex = ci.getIndex();
                    }

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