JSP with many tags reaches method size limit and fails to compile when moving to Tomcat 8.0.37 or later

Solution Verified - Updated -

Issue

  • We have some JSP(s) with hundreds of tags on prior versions of Tomcat but after moving to Tomcat 8.0.37+, the JSP(s) can no longer compile:
The code of method _jspService(HttpServletRequest, HttpServletResponse) is exceeding the 65535 bytes limit  
at org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:84)  
at org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:328)  
at org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:414)  
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:297)  

Environment

  • JBoss Web Server (JWS) 5.x
    • Tomcat 9.0.x
  • Tomcat 8.0.37+

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content