@Override
public boolean equals(Object o)
{
- // TODO should also override hashCode to ensure equal objects have equal
- // hashcodes
if (o == null || !(o instanceof MapList))
{
return false;
}
/**
+ * Returns a hashcode made from the fromRatio, toRatio, and from/to ranges
+ */
+ @Override
+ public int hashCode()
+ {
+ int hashCode = 31 * fromRatio;
+ hashCode = 31 * hashCode + toRatio;
+ hashCode = 31 * hashCode + fromShifts.toArray().hashCode();
+ hashCode = 31 * hashCode + toShifts.toArray().hashCode();
+ return hashCode;
+ }
+
+ /**
* Returns the 'from' ranges as {[start1, end1], [start2, end2], ...}
*
* @return
{
/*
* note lowest and highest values - bearing in mind the
- * direction may be revesed
+ * direction may be reversed
*/
fromLowest = Math.min(fromLowest, Math.min(from[i], from[i + 1]));
fromHighest = Math.max(fromHighest, Math.max(from[i], from[i + 1]));
*/
public static List<int[]> coalesceRanges(final List<int[]> ranges)
{
- if (ranges == null || ranges.size() < 2) {
+ if (ranges == null || ranges.size() < 2)
+ {
return ranges;
}
lastRange = new int[] { lastRange[0], lastRange[1] };
merged.add(lastRange);
boolean first = true;
-
+
for (final int[] range : ranges)
{
if (first)
* if next range is in the same direction as last and contiguous,
* just update the end position of the last range
*/
- boolean sameDirection = range[1] == range[0] || direction == lastDirection;
+ boolean sameDirection = range[1] == range[0]
+ || direction == lastDirection;
boolean extending = range[0] == lastRange[1] + lastDirection;
boolean overlapping = (lastDirection == 1 && range[0] >= lastRange[0] && range[0] <= lastRange[1])
|| (lastDirection == -1 && range[0] <= lastRange[0] && range[0] >= lastRange[1]);
lastDirection = (range[1] == range[0]) ? lastDirection : direction;
}
}
-
+
return changed ? merged : ranges;
}
*/
public void addMapList(MapList map)
{
+ if (this.equals(map))
+ {
+ return;
+ }
this.fromLowest = Math.min(fromLowest, map.fromLowest);
this.toLowest = Math.min(toLowest, map.toLowest);
this.fromHighest = Math.max(fromHighest, map.fromHighest);
}
return forwardStrand;
}
+
+ /**
+ *
+ * @return true if from, or to is a three to 1 mapping
+ */
+ public boolean isTripletMap()
+ {
+ return (toRatio == 3 && fromRatio == 1)
+ || (fromRatio == 3 && toRatio == 1);
+ }
+
}