* @return persistent model context
*/
public IPersistentModelContext createModelContext(String packagePrefix,
String persistenceType) {
TextHandler textHandler = new TextHandler();
String appShortName = textHandler.dropBegin(packagePrefix, ".");
String appShortNameFirstCapitalLetter = textHandler
.firstLetterToUpper(appShortName);
String modelContextClassName = packagePrefix + ".model.";
if (persistenceType.equalsIgnoreCase("xml")) {
modelContextClassName = modelContextClassName + "xml."