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Tag: apache-poi

Conditional formatting highlight only invalid cells

I am creating below conditional formatting rule in Apache POI. Issue Expected: The formula should highlight only invalid values in column ‘J’. Actual: But all values of the entire column ‘J’ get highlighted, even for valid values. Formula Full Code Required manual post-production in Excel Now I did the below steps Add three values in column ‘J’ named “State”. All

Excel file gets corrupted after launching an executable jar

I have an Eclipse project with the following code that uses Apache POI. When I launch it from Eclipse, it works properly. Since I created the executable jar, when I use it, the Excel input file passes from 9 to 1 kB and it won’t open anymore. [EDIT: since I was asked: the file is only read, I never write

APACHE POI set formula by column name format

Have small problem when I want to set formula to cell by column name format. Let me show example: In excel file I can do something like this =[Name] So value from colmn B is copied to column A But when I try to do something like this in Apache POI I get exception: Parse error near char 0 ‘[‘

How to get SignatureLines excel apache poi

Good morning, I created an excel with signature lines. I’m trying to obtain signature lines in a excel document with apache poi library. XSSFWorkbook w = new XSSFWorkbook(mp.getInputStream()); w.get……? Any suggestion? Thanks in advance, Pablo I see there is a class called XSSFSignatureLine but i don’t see any example to use it. Answer To get/set a signature line from/into an

Java Apache POI Bug

While working with the Apache POI Implementation I ran into a strange behaviour. I cannot explain the cause, so if anybody can give some hints, I would love to hear them. It is not even a big blocker for the problem that I was solving – at this point it is more a curiosity thing. So here it goes: As

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