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follow on to r1295058 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1295063 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Yegor Kozlov 2012-02-29 10:54:50 +00:00
parent c2d898c25a
commit e8368bedf1
1 changed files with 32 additions and 1 deletions
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33
src/ooxml/java/org/apache/poi/xssf/streaming/SXSSFSheet.java
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@ -1033,6 +1033,37 @@ public class SXSSFSheet implements Sheet, Cloneable
/**
* Tie a range of rows together so that they can be collapsed or expanded
*
* <p>
* Please note the rows being grouped <em>must</em> be in the current window,
* if the rows are already flushed then groupRow has no effect.
* </p>
* <p>
* Correct code:
* <pre><code>
* Workbook wb = new SXSSFWorkbook(100); // keep 100 rows in memory
* Sheet sh = wb.createSheet();
* for (int rownum = 0; rownum &lt; 1000; rownum++) {
* Row row = sh.createRow(rownum);
* if(rownum == 200) {
* sh.groupRow(100, 200);
* }
* }
*
* </code></pre>
* </p>
* <p>
* Incorrect code:
* <pre><code>
* Workbook wb = new SXSSFWorkbook(100); // keep 100 rows in memory
* Sheet sh = wb.createSheet();
* for (int rownum = 0; rownum &lt; 1000; rownum++) {
* Row row = sh.createRow(rownum);
* }
* sh.groupRow(100, 200); // the rows in the range [100, 200] are already flushed and groupRows has no effect
*
* </code></pre>
* </p>
*
* @param fromRow start row (0-based)
* @param toRow end row (0-based)
*/
@ -1049,7 +1080,7 @@ public class SXSSFSheet implements Sheet, Cloneable
CTSheetFormatPr pr = ct.isSetSheetFormatPr() ?
ct.getSheetFormatPr() :
ct.addNewSheetFormatPr();
pr.setOutlineLevelRow((short)outlineLevelRow);
if(outlineLevelRow > 0) pr.setOutlineLevelRow((short)outlineLevelRow);
}
/**