public long calculateAccumulatedSize() {
long sum = size;
for (CategoryStatistics cs : children) {
sum += cs.calculateAccumulatedSize();
}
accumulatedSize = sum;
return sum;
}
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
CategoryStatistics that = (CategoryStatistics) o;
if (!categoryKey.equals(that.getCategoryKey())) {
return false;
}
return true;
}