You can save yourself the trouble of writing serializing and deserializing
code using a library such as XStream which will do all that for you using
reflection. Just don't try to send big objects that way.
Doug
On Sunday, March 11, 2012 6:45:20 PM UTC-7, kahou wrote:
>
> Hi,
>
> I would like to pass an object from one activity to another activity.
> Everything looks fine except it can't pass the ArrayList inside that
> object.
>
> Suppose I have such class
>
> public class A implements Parcelable {
> public ArrayList<B> bList;
>
> /** Implement the rest of the Parcelable methods **/
> }
>
> In the main activity, I do this:
>
> A m_a = new A();
>
> private View.OnClickListener m_AddTaskListener = new
> View.OnClickListener() {
> @Override
> public void onClick(View v) {
> Intent intent1= new Intent(MainActivity.this,
> TempActivity.class);
>
> Bundle bundle = new Bundle();
> bundle.putParcelable("ROOT", m_a); // Assume some
> b objects are
> added
>
> taskInfoIntent.putExtras(bundle);
>
> startActivity(intent1);
> }
> };
>
> And in the TempActivity, I try to retrieve the object A but B is
> empty:
>
> private View.OnClickListener m_SetTaskListener = new
> View.OnClickListener() {
>
> @Override
> public void onClick(View v) {
> Bundle bundle = getIntent().getExtras();
> Root a = bundle.getParcelable("ROOT");
>
> B b = a.bList.GetAt(0); // This function crash
> because bList is
> empty
>
> }
> };
>
>
> Do I miss something here?
>
> Thanks
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