org.apache.jasper.JasperException: Unable to compile class for JSP: 

An error occurred at line: [52] in the generated java file: [D:\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp0\work\Catalina\localhost\logTest\org\apache\jsp\index_jsp.java]

The method getJspApplicationContext(ServletContext) is undefined for the type JspFactory

Stacktrace:

	org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:102)

	org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:198)

	org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:450)

	org.apache.jasper.compiler.Compiler.compile(Compiler.java:361)

	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:580)

	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:356)

	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.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)

	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)

跟踪java代码发现：

原因是由于我在Maven中引入了servlet的jar包，又在工程中引入了tomcat的所有Jar包，导致冲突。