/* get/create device list entry */
public static GroupList getGroupList(User user, String groupID, boolean createOK)
throws DBException {
// does not return null, if 'createOK' is true
/* User specified? */
if (user == null) {
throw new DBException("User not specified.");
}
String accountID = user.getAccountID();
String userID = user.getUserID();
/* group exists? */
if (StringTools.isBlank(groupID)) {
throw new DBException("DeviceGroup ID not specified.");
} else if (!DeviceGroup.exists(accountID, groupID)) {
throw new DBException("DeviceGroup does not exist: " + accountID + "/" + groupID);
}
/* create/save record */
GroupList.Key grpListKey = new GroupList.Key(accountID, userID, groupID);
if (grpListKey.exists()) { // may throw DBException
// already exists
GroupList listItem = grpListKey.getDBRecord(true);
listItem.setUser(user);
return listItem;
} else if (createOK) {
GroupList listItem = grpListKey.getDBRecord();
listItem.setCreationDefaultValues();
listItem.setUser(user);
return listItem;
} else {
// record doesn't exist, and caller doesn't want us to create it
return null;
}
}
public static DBFactory<GroupList> getFactory() {
if (factory == null) {
factory =
DBFactory.createDBFactory(
GroupList.TABLE_NAME(),
GroupList.FieldInfo,
DBFactory.KeyType.PRIMARY,
GroupList.class,
GroupList.Key.class,
true /*editable*/,
true /*viewable*/);
factory.addParentTable(Account.TABLE_NAME());
factory.addParentTable(User.TABLE_NAME());
factory.addParentTable(DeviceGroup.TABLE_NAME());
}
return factory;
}