@@ -0,0 +1,318 @@
+package quadTree;%0A%0Apublic class DataException extends Exception %7B%0A%09private static final long serialVersionUID = 1L;%0A%0A%09public DataException(String description, Exception e) %7B%0A%09%09super(description, e);%0A%09%7D%0A%0A%09public DataException(String format) %7B%0A%09%09super(format);%0A%09%7D%0A%0A%09public DataException(Exception e) %7B%0A%09%09super(e);%0A%09%7D%0A%0A%7D%0A

Create DataException.java