Convert 'yyyy-mm-dd' strings to date type variables for MySQL from Java

I am using JXL API for reading in the values from Excel File. I want to convert the above specified format into Date type Variable to load into MYSQL Database. Please Help me.

![Error Shown: Exception in thread "main" java.lang.Error: Unresolved compilation problem: 
Type mismatch: cannot convert from String to Date

at SoccerDatabase.read(SoccerDatabase.java:74)
at SoccerDatabase.main(SoccerDatabase.java:122)][1]


static Date[] dob=new Date[1000];
Cell cell5=sheet.getCell(4,i);
dob[i]=cell5.getContents();