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TreeSet without JDK 6 method usages

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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1561511 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andreas Beeker 2014-01-26 16:26:59 +00:00
parent e790281425
commit bd3cd2243e
1 changed files with 23 additions and 7 deletions
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24
src/ooxml/java/org/apache/poi/xssf/usermodel/helpers/ColumnHelper.java
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@ -123,15 +123,31 @@ public class ColumnHelper {
if (col.equals(overrideColumn)) haveOverrideColumn = overrideColumn;
while (currentIndex <= nextIndex && !currentElements.isEmpty()) {
Set<CTCol> currentIndexElements = new HashSet<CTCol>();
long currentElemIndex;
{
// narrow scope of currentElem
CTCol currentElem = currentElements.first();
long currentElemIndex = currentElem.getMax();
currentIndexElements.add(currentElem);
while (currentElements.higher(currentElem) != null && currentElements.higher(currentElem).getMax() == currentElemIndex) {
currentElem = currentElements.higher(currentElem);
currentElemIndex = currentElem.getMax();
currentIndexElements.add(currentElem);
for (CTCol cc : currentElements.tailSet(currentElem)) {
if (cc == null || cc.getMax() == currentElemIndex) break;
currentIndexElements.add(cc);
if (col.getMax() > currentMax) currentMax = col.getMax();
if (col.equals(overrideColumn)) haveOverrideColumn = overrideColumn;
}
// JDK 6 code
// while (currentElements.higher(currentElem) != null && currentElements.higher(currentElem).getMax() == currentElemIndex) {
// currentElem = currentElements.higher(currentElem);
// currentIndexElements.add(currentElem);
// if (col.getMax() > currentMax) currentMax = col.getMax();
// if (col.equals(overrideColumn)) haveOverrideColumn = overrideColumn;
// }
}
if (currentElemIndex < nextIndex || !flIter.hasNext()) {
insertCol(cols, currentIndex, currentElemIndex, currentElements.toArray(new CTCol[]{}), true, haveOverrideColumn);
if (flIter.hasNext()) {