public String getVelocitiesFromLastSprints() {
StringBuilder sb = new StringBuilder();
List<Sprint> sprints = getCompletedSprintsInOrder();
float sum = 0;
int count = 0;
for (Sprint sprint : sprints) {
Float velocity = sprint.getVelocity();
if (velocity == null) continue;
String velocityString =
velocity < 1 ? velocity.toString() : String.valueOf(velocity.intValue());
sb.insert(0, velocityString + ", ");
sum += velocity;
count++;
if (count >= 12) break;
}
if (count > 0 && sum > 0) {
float avarage = sum / count;
String avarageString = String.valueOf(avarage);
int idx = avarageString.lastIndexOf('.');
if (idx > 0 && avarageString.length() > idx + 1) {
avarageString = avarageString.substring(0, idx + 2);
}
sb.append("[ ").append(avarageString).append(" avg. ]");
}
return sb.toString();
}
public List<Float> getVelocitiesFromPreviousSprints(int max) {
List<Float> velocities = new ArrayList<Float>(max);
int count = 0;
for (Sprint sprint : getCompletedSprintsInOrder()) {
Float velocity = sprint.getVelocity();
if (velocity == null) continue;
velocities.add(velocity);
count++;
if (count > max) break;
}
return velocities;
}
public Float getVelocityFromLastSprint() {
Sprint latest = getLatestCompletedSprint();
return latest == null ? null : latest.getVelocity();
}
