用网上的方法后端导出execl报错

不羁的风

1. java.lang.NoClassDefFoundError: org/apache/poi/hssf/usermodel/HSSFAnchor
   
2.         at java.lang.Class.getDeclaredMethods0(Native Method)
   
3.         at java.lang.Class.privateGetDeclaredMethods(Class.java:2701)
   
4.         at java.lang.Class.privateGetPublicMethods(Class.java:2902)
   
5.         at java.lang.Class.getMethods(Class.java:1615)
   
6.         at com.justep.model.impl.ModelImpl$DynamicClassManager.getDynamicMethod(Unknown Source)
   
7.         at com.justep.model.impl.ModelImpl.getModelMethod(Unknown Source)
   
8.         at com.justep.system.action.Engine.invokeActions(Native Method)
   
9.         at com.justep.system.action.Engine.invokeActions(Unknown Source)
   
10.         at com.justep.business.server.BusinessServer.doAction(Unknown Source)
    
11.         at com.justep.business.server.BusinessServer.doExcute(Unknown Source)
    
12.         at com.justep.business.server.BusinessServer.excute(Unknown Source)
    
13.         at com.justep.business.server.BusinessServer.excute(Unknown Source)
    
14.         at com.justep.business.server.BusinessServerServlet.execService(Unknown Source)
    
15.         at com.justep.business.server.BusinessServerServlet.service(Unknown Source)
    
16.         at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
    
17.         at com.justep.x.bs.BusinessServerServlet.service(Unknown Source)
    
18.         at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
    
19.         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
    
20.         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    
21.         at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
    
22.         at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
    
23.         at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
    
24.         at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
    
25.         at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    
26.         at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
    
27.         at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
    
28.         at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
    
29.         at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
    
30.         at java.lang.Thread.run(Thread.java:745)
    
31. Caused by: java.lang.ClassNotFoundException: 模块"/ceshi/ExportXlsx/logic/code"中找不到类"org.apache.poi.hssf.usermodel.HSSFAnchor"
    
32.         at com.justep.model.impl.ModelImpl$ModelClassLoader$1.findClass(Unknown Source)
    
33.         at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    
34.         at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    
35.         ... 29 more
    

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不羁的风

我去看了下，jar包的这个类下面是有这个方法的，不知道为何一直报错，包已经导进去了。编辑器上不会显示红色的报错提示，说明代码没问题？

jishuang

/ceshi/ExportXlsx/logic/code模块引用了jar包所在的模块了吗？

不羁的风

我已经把jar包放在这个lib目录下了，还需要引用的吗

不羁的风

1. import org.apache.poi.hssf.usermodel.HSSFCell;
   
2. import org.apache.poi.hssf.usermodel.HSSFCellStyle;
   
3. import org.apache.poi.hssf.usermodel.HSSFClientAnchor;
   
4. import org.apache.poi.hssf.usermodel.HSSFComment;
   
5. import org.apache.poi.hssf.usermodel.HSSFFont;
   
6. import org.apache.poi.hssf.usermodel.HSSFPatriarch;
   
7. import org.apache.poi.hssf.usermodel.HSSFRichTextString;
   
8. import org.apache.poi.hssf.usermodel.HSSFRow;
   
9. import org.apache.poi.hssf.usermodel.HSSFSheet;
   
10. import org.apache.poi.hssf.usermodel.HSSFWorkbook;
    
11. import org.apache.poi.hssf.util.HSSFColor;

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不羁的风

您说的是这个引用？已经引用了呀

jishuang

import中没有org.apache.poi.hssf.usermodel.HSSFAnchor 吧