Activiti6.0项目部署出现异常，EL包冲突

最新推荐文章于 2021-11-09 22:16:56 发布

原创最新推荐文章于 2021-11-09 22:16:56 发布 · 790 阅读

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#Acitivi6.0 #工作流

本文介绍了一种在使用Activiti6.0时遇到的与EL表达式冲突的问题，并提供了解决方案，即通过修改pom.xml文件排除特定依赖。

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工作流和系统结合，使用了Activiti6.0。

后台报以下错误：

 
javax.servlet.ServletException: java.lang.ExceptionInInitializerError
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:349)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:168)
	org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303)
	org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1286)
	org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1041)
	org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:984)
	org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)
	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:861)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:622)
	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
	org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
	org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
	org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
	org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
	org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)
	org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
	org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
	org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262)
root cause
 
java.lang.ExceptionInInitializerError
	org.apache.jasper.compiler.Validator$ValidateVisitor.prepareExpression(Validator.java:1617)
	org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:750)
	org.apache.jasper.compiler.Node$ELExpression.accept(Node.java:950)
	org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2376)
	org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2428)
	org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2434)
	org.apache.jasper.compiler.Node$Root.accept(Node.java:464)
	org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2376)
	org.apache.jasper.compiler.Validator.validateExDirectives(Validator.java:1853)
	org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:217)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:356)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:336)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:323)
	org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:585)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:363)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:168)
	org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303)
	org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1286)
	org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1041)
	org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:984)
	org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)
	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:861)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:622)
	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
	org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
	org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
	org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
	org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
	org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)
	org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
	org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
	org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262)
root cause

经检查发现是Activit6.0相关依赖中跟页面中EL表达式冲突。

将pom.xml的依赖进行修改

<dependency>
    <groupId>org.activiti</groupId>
    <artifactId>activiti-engine</artifactId>
    <version>6.0.0</version>
    <exclusions>
        <exclusion>
            <groupId>de.odysseus.juel</groupId>
            <artifactId>juel-spi</artifactId>
        </exclusion>
    </exclusions>
</dependency>