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here is the erroe.sorry i could not enclose it in code.
Exception in thread "AWT-EventQueue-0" java.lang.RuntimeException: Uncompilable source code - unexpected type
required: value
found: ...

i need to write a code to enter only numerical keys. i am using key typed event.
here is my code,

char ch=evt.getKeyChar();
if(!((char>='0'&& char<='9')||ch ==...

sorry ,i dint get u.

how do i test if the item is shown .can you give me begining.

[QUOTE]how do i increase the quatity of an item when it is added again and again into my shopping cart table.there is only a button add to cart.there is no textfeild for quantitiy.
the code as of...

what do you mean.i dint understand

what do you mean?

can u tell me the syntax .because i dont no how to write it.

[QUOTE][i=0 gVA=class java.lang.String/QUOTE]
is the output.

are u sure wether my coding is correct.i am a newbie so it takes time.

this is the output plus the error which i got previously.

i=0 gVA= 178
Exception in thread "AWT-EventQueue-0" java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Integer
at HOMEPAGE.totalActionPerformed(HOMEPAGE.java:6692)
at...

i am doing a project in my school.
even i am amazed that i have so much of line.
it returns an int value.now what should i do.how can i display it in a label

can you tell me where i should this statement. i am realy confused.

Exception in thread "AWT-EventQueue-0" java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Integer
at HOMEPAGE.totalActionPerformed(HOMEPAGE.java:6691)
at...

DefaultTableModel tm = (DefaultTableModel)cartTBL.getModel();
int total=0;
int i;
int row=CARTtbl.getRowCount();
for ( i=0; i<row ; i++){
total = total+(Integer) ...

hi,
i need solution urgently for this problem.
i have a table cartTBL that has 2 columns name and price,i need to add all the values in the price column and display it in a label .the amount...