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get mad and throw a runtime error if users specify columns > 255 

(more than Excel will allow)
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git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352821 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andrew C. Oliver 2002-08-01 18:18:16 +00:00
parent dced0383e1
commit 50609a09c9
1 changed files with 12 additions and 0 deletions
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12
src/java/org/apache/poi/hssf/usermodel/HSSFCell.java
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@ -182,6 +182,7 @@ public class HSSFCell
//protected HSSFCell(Workbook book, Sheet sheet, short row, short col)
protected HSSFCell(Workbook book, Sheet sheet, int row, short col)
{
checkBounds(col);
cellNum = col;
this.row = row;
cellStyle = null;
@ -221,6 +222,7 @@ public class HSSFCell
protected HSSFCell(Workbook book, Sheet sheet, int row, short col,
int type)
{
checkBounds(col);
cellNum = col;
this.row = row;
cellType = type;
@ -953,4 +955,14 @@ public class HSSFCell
{
return record;
}
/**
* @throws RuntimeException if the bounds are exceeded.
*/
private void checkBounds(int cellNum) {
if (cellNum > 255) {
throw new RuntimeException("You cannot have more than 255 columns "+
"in a given row (IV). Because Excel can't handle it");
}
}
}