* @param addressbookName Address book name
*/
public void setAddressbookName(final String addressbookName);
+
+ /**
+ * Checks if the given address book name is already used by the user.
+ * <p>
+ * @param addressbookName Address book name to check
+ * <p>
+ * @return Whether the name has already been used by the user
+ */
+ public boolean isAddressbookNameUsed(final String addressbookName);
}