Examples with StrBuilder org.apache.commons.lang.text.StrBuilder used on opensource projects

Example 6 with StrBuilder

use of org.apache.commons.lang.text.StrBuilder in project midpoint by Evolveum.

the class StringPolicyUtils method collectCharacterClass.

/**
	 * Prepare usable list of strings for generator
	 * 
	 */
public static String collectCharacterClass(CharacterClassType cc, QName ref) {
    StrBuilder l = new StrBuilder();
    if (null == cc) {
        throw new IllegalArgumentException("Character class cannot be null");
    }
    if (null != cc.getValue() && (null == ref || ref.equals(cc.getName()))) {
        l.append(cc.getValue());
    } else if (null != cc.getCharacterClass() && !cc.getCharacterClass().isEmpty()) {
        // Process all sub lists
        for (CharacterClassType subClass : cc.getCharacterClass()) {
            // If we found requested name or no name defined
            if (null == ref || ref.equals(cc.getName())) {
                l.append(collectCharacterClass(subClass, null));
            } else {
                l.append(collectCharacterClass(subClass, ref));
            }
        }
    }
    // Remove duplicity in return;
    HashSet<String> h = new HashSet<String>();
    for (String s : l.toString().split("")) {
        h.add(s);
    }
    return new StrBuilder().appendAll(h).toString();
}