public void run() {
try {
if (LOG_ENGINE_TASKS) log.i("running task.work() " + task.getClass().getName());
if (!initialized) throw new IllegalStateException("Engine not initialized");
// run task
task.work();
if (LOG_ENGINE_TASKS) log.i("exited task.work() " + task.getClass().getName());
// post success callback
mBackgroundThread.postGUI(
new Runnable() {
public void run() {
if (LOG_ENGINE_TASKS)
log.i("running task.done() " + task.getClass().getName() + " in gui thread");
task.done();
}
});
// } catch ( final FatalError e ) {
// TODO:
// Handler h = view.getHandler();
//
// if ( h==null ) {
// View root = view.getRootView();
// h = root.getHandler();
// }
// if ( h==null ) {
// //
// e.handle();
// } else {
// h.postAtFrontOfQueue(new Runnable() {
// public void run() {
// e.handle();
// }
// });
// }
} catch (final Exception e) {
log.e("exception while running task " + task.getClass().getName(), e);
// post error callback
mBackgroundThread.postGUI(
new Runnable() {
public void run() {
log.e(
"running task.fail("
+ e.getMessage()
+ ") "
+ task.getClass().getSimpleName()
+ " in gui thread ");
task.fail(e);
}
});
}
}
public void cancel() {
super.cancel();
if (layoutEngine != null) {
layoutEngine.cancel();
}
}
/**
* Schedule task for execution in Engine thread
*
* @param task is task to execute
*/
public void post(final EngineTask task) {
if (LOG_ENGINE_TASKS) log.d("executing task " + task.getClass().getSimpleName());
TaskHandler taskHandler = new TaskHandler(task);
mBackgroundThread.postBackground(taskHandler);
}
public Object getValue(IResultIterator resultIterator) throws BirtException {
Object value = resultIterator.getValue(valueColumnName);
return EngineTask.convertParameterType(value, valueType);
}
