java.lang.ClassNotFoundException: org.apache.poi.POIXMLTypeLoader

java.lang.ClassNotFoundException: org.apache.poi.POIXMLTypeLoader
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1892)
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1735)
at org.openxmlformats.schemas.wordprocessingml.x2006.main.CTDocument1$Factory.newInstance(Unknown Source)
at org.apache.poi.xwpf.usermodel.XWPFDocument.onDocumentCreate(XWPFDocument.java:279)
at org.apache.poi.xwpf.usermodel.XWPFDocument.<init>(XWPFDocument.java:131)
at com.hundsun.hsbpm.common.action.PrintReportAction.report(PrintReportAction.java:52)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:180)

解决办法：

引入poi的3.15以上的版本。

<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.15</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml-schemas</artifactId>
<version>3.15</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>3.15</version>
</dependency>