java.lang.ClassNotFoundException: org.apache.poi.ss.formula.udf.IndexedUDFFinder
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java.lang.ClassNotFoundException: org.apache.poi.ss.formula.udf.IndexedUDFFinder
提问by ansioncai
I was running:
我之前在跑步：
Workbook workbook = new XSSFWorkbook([from a FileInputStream]);
I get the error:
我收到错误：
java.lang.ClassNotFoundException: org.apache.poi.ss.formula.udf.IndexedUDFFinder
I have imported these packages:
我已经导入了这些包：
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
They depend on Maven pom.xml like this:
他们像这样依赖于 Maven pom.xml：
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>3.10-FINAL</version>
</dependency>
回答by pupik
I got this error because of version difference between poi(3.9) and poi-ooxml(3.10). Check your versions. The correct one for me:
由于 poi(3.9) 和 poi-ooxml(3.10) 之间的版本差异，我收到此错误。检查您的版本。对我来说正确的：
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.10-FINAL</version>
<type>jar</type>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>3.10-FINAL</version>
<type>jar</type>
</dependency>
回答by Eyal Sooliman
I am using the following and it works just fine:
我正在使用以下内容并且效果很好：
import org.apache.poi.xssf.usermodel.XSSFCell;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
InputStream myxls = new FileInputStream(fileName);
XSSFWorkbook wb = new XSSFWorkbook(myxls);
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.15</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>3.15</version>
</dependency>
回答by Moegamat
This annoying problem is resolved by rebuilding the project to get the jars in the classpath
这个烦人的问题是通过重新构建项目以获取类路径中的 jars 来解决的
回答by Ashesh pratap Singh
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.15</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>3.15</version>
</dependency>
