Thanks Iyer!
On Oct 15, 8:04 am, Prakash Iyer <thei...@gmail.com> wrote:
> Your catching a NullPointerException in your
> inputConnection.getTextBeforeCursor call is unnecessary. You are already
> checking to see if inputConnection is null. It From the documentation of
> InputConnection, and I quote
>
> This method may fail either if the input connection has become invalid (such
> as its process crashing) or the client is taking too long to respond with
> the text (it is given a couple seconds to return). In either case, a null is
> returned.
>
> end quote. So I would guess your NullPointerException is possibly in the
> fact that the cSeq is null and you are calling the method length() on a
> possibly null object.
>
> In the future you will be better off reading and sending logcat output which
> would probably have told you the line no where the Exception was thrown and
> hence made it simpler...
>
> On Fri, Oct 15, 2010 at 10:53 AM, Saied <saie...@gmail.com> wrote:
> > Hello,
>
> > This is baffling me. It must be something that I am doing wrong
> > fundamentally, but for the life of me I can't see it
> > Can a good soul help me please?
>
> > I am (supposedly) catching NullPointerException and returning 0 if
> > that happens. But occasionally I get
> > NullPointerException failure anyway.
>
> > Is catching it this way no enough to prevent this failure?
>
> > Thanks for your help.
>
> > private char getCharBehindCursor (int offset){ // get a single char
> > behind cursor + offsett
> > CharSequence cSeq;
> > InputConnection inputConnection = getCurrentInputConnection();
> > if (inputConnection != null){
> > try {
> > cSeq = inputConnection.getTextBeforeCursor
> > (offset + 1, 0);
> > } catch (NullPointerException npe) {
> > /* failure*/
> > return (char)0;
> > }
>
> > if (cSeq.length() == offset+1){
> > return cSeq.charAt(0);
> > }
> > }
> > return (char)0;
> > }
>
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