public float getProgress() {
QueryState state = getStateMachine().getCurrentState();
if (state == QueryState.QUERY_SUCCEEDED) {
return 1.0f;
} else {
int idx = 0;
List<SubQuery> tempSubQueries = new ArrayList<SubQuery>();
synchronized (subqueries) {
tempSubQueries.addAll(subqueries.values());
}
float[] subProgresses = new float[tempSubQueries.size()];
boolean finished = true;
for (SubQuery subquery : tempSubQueries) {
if (subquery.getState() != SubQueryState.NEW) {
subProgresses[idx] = subquery.getProgress();
if (finished && subquery.getState() != SubQueryState.SUCCEEDED) {
finished = false;
}
} else {
subProgresses[idx] = 0.0f;
}
idx++;
}
if (finished) {
return 1.0f;
}
float totalProgress = 0;
float proportion =
1.0f / (float) (getExecutionBlockCursor().size() - 1); // minus one is due to
for (int i = 0; i < subProgresses.length; i++) {
totalProgress += subProgresses[i] * proportion;
}
return totalProgress;
}
}
public void addSubQuery(SubQuery subquery) {
subqueries.put(subquery.getId(), subquery);
}