* @return if <code>data</code> can be used to obtain an instance of
* <code>MemoryType</code> then a <code>MemoryType</code>,
* otherwise <code>null</code>.
*/
private static MemoryType convertStringToMemoryType(String data) {
MemoryType result = null;
try {
result = MemoryType.valueOf(data);
} catch (IllegalArgumentException e) {
if (ManagementUtils.VERBOSE_MODE) {
e.printStackTrace(System.err);