final StringBuilder buf = new StringBuilder(searchWord.length());
        char prev = 0;
        for (final char c : searchWord.toCharArray()) {
            if (!Character.isWhitespace(c)) {
                buf.append(c);
            } else if (!Character.isWhitespace(prev)) {
                buf.append(' ');
            }
            prev = c;
        }
        final String[] words = buf.toString().trim().split(" ");

            boolean isBlankParentUrl = true;

            if (parentUrl != null) {
                for (int i = 0; i < parentUrl.length(); i++) {
                    if (!Character.isWhitespace(parentUrl.charAt(i))) {
                        isBlankParentUrl = false;
                    }
                }
            }

        for (int i = 0; i < pattern.length(); ++i) {
            final char ch = pattern.charAt(i);
            if (Character.isLetterOrDigit(ch) || Character.isWhitespace(ch)) {
                buf.append(ch);
            }
        }
        if (buf.indexOf("yy") == -1) {
            final int pos = buf.indexOf("y");
            if (pos != -1) {

    public static boolean isBlank(final String str) {
        if (str == null || str.length() == 0) {
            return true;
        }
        for (int i = 0; i < str.length(); i++) {
            if (!Character.isWhitespace(str.charAt(i))) {
                return false;
            }
        }
        return true;
    }

    /**
     * ブランクではないかどうか返します。
     *
     * @param str
     *            文字列

            String val = valueLines.get(i);
            valueLines.set(i, typed ? val : escapeJava(val) /*+ (i < lastLine? "\\": "")*/);
            while (!val.isEmpty() && Character.isWhitespace(val.charAt(0))) {
                val = val.substring(1);
            }
            sb.append(val);
        }
        String[] property = PropertiesReader.parseProperty(sb.toString());