Need for query about arraylist compiling error

dear authors,please help to solve the problem .When i am compile the program using arraylist to add the strings using add() methos ,it gives the unchecked or unsafe operations errors. is there any solution please send me soonwith regardssathiya
[294 byte] By [sat_hiyaa] at [2007-10-2 10:44:34]
# 1
I guess you're using Java1.5.Have you defined the ArrayList with a common supertype: ArrayList<supertype>.Even ArrayList<Object> will do and should resolve the warning.
killerCodingNinjaMonkeya at 2007-7-13 2:55:47 > top of Java-index,Developer Tools,Java Compiler...