Bug 13170 Missing description on preference pages
Build 20020409 Java preference pages have a description (ended by .) Java -> Refactoring Java -> Junit don't. They start directly with the preferences. Note: Filed separate PR for Java -> Debug
org.eclipse.jdt.junit/src/org/eclipse/jdt/internal/junit/ui/JUnitPreferencePage.java
* Parses the comma separated string into an array of strings
	 * 
	 * @return list
	 */
	private static String[] parseList(String listString) {
		List list= new ArrayList(10);
		StringTokenizer tokenizer= new StringTokenizer(listString, ","); 
		while (tokenizer.hasMoreTokens())
			list.add(tokenizer.nextToken());
		return (String[]) list.toArray(new String[list.size()]);
	}
	/**
	 * Serializes the array of strings into one comma
	 * separated string.
	 * 
	 * @param list array of strings
	 * @return a single string composed of the given list
	 */
	private static String serializeList(String[] list) {
		if (list == null)
			return ""; 
		StringBuffer buffer= new StringBuffer();
		for (int i= 0; i < list.length; i++) {
			if (i > 0)
				buffer.append(',');
			buffer.append(list[i]);
		}
		return buffer.toString();
	}
}