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This is a reference page that provides links to specifications, implemented by Apache Tomcat.
Web Application Specifications
Overview
This section provides a list of API specifications which are implemented by Apache Tomcat.
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Different Tomcat versions implement different versions of the specifications (see main site, wiki).
Java Servlet Specifications
Servlet 4.0 specification is JSR 369.
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Servlet 2.5 is a maintenance release of Servlet 2.4. Both are JSR 154.
Spec versions: | Servlet 4.0 |
Main page: | |
Java.net project: | servlet-spec |
Stable: | Final Release |
Date: | 05 Sept, 2017 |
Download Page: | |
Online Javadoc: | Java EE 8 (A javaee.github.io link. Not available at docs.oracle.com?) |
Minimum Tomcat version: | 9.0.0 |
Spec versions: | Servlet 3.1 |
Main page: | |
Java.net project: | |
Stable: | Final Release |
Date: | 28 May, 2013 |
Download Page: | |
Online Javadoc: | |
Minimum Tomcat version: | 8.0.0 |
Spec versions: | Servlet 3.0 | |
Main page: | ||
Stable: | Final Release | Maintenance Release (Version 3.0 Rev a) |
Date: | 10 Dec, 2009 | 6 Feb, 2011 |
Download Page: | ||
Online Javadoc: | ||
Minimum Tomcat version: | 7.0.0 | 7.0.25 |
Spec versions: | Servlet 2.5 | |
Main page: | ||
Stable: | Maintenance Release | Maintenance Release 2 |
Date: | 11 May, 2006 | 11 Sep, 2007 |
Download Page: | ||
Online Javadoc: | ||
Minimum Tomcat version: | 6.0.0 | 6.0.44 (bug 57703) |
Spec versions: | Servlet 2.4 |
Main page: | |
Stable: | Final Release |
Date: | 24 Nov, 2003 |
Download Page: | |
Online Javadoc: | |
Minimum Tomcat version: | 5.0.0 |
JavaServer Pages and Expression Language Specifications
JSP 2.3 is the second maintenance release of JSP 2.1 (JSR 245). Expression Language 3.0 is JSR 341.
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Expression Language was covered by JSP 2.0 and JSP 2.1 specifications, but became a separate document starting with JSP 2.2.
Spec versions: | JSP 2.3 | EL 3.0 |
Main page: | ||
Java.net project: | ||
Stable: | Maintenance Release 2 | Final Release |
Date: | 12 Jun, 2013 | 22 May, 2013 |
Download Page: | ||
Online Javadoc: | ||
Minimum Tomcat version: | 8.0.0 |
Spec versions: | JSP 2.2, EL 2.2 |
Main page: | |
Stable: | Maintenance Release |
Date: | 10 Dec, 2009 |
Download Page: | |
Online Javadoc: | |
Minimum Tomcat version: | 7.0.0 |
Spec versions: | JSP 2.1 |
Main page: | |
Stable: | Final Release |
Date: | 11 May, 2006 |
Download Page: | |
Online Javadoc: | |
Minimum Tomcat version: | 6.0.0 |
Spec versions: | JSP 2.0 |
Main page: | |
Stable: | Final Release |
Date: | 24 November, 2003 |
Download Page: | |
Online Javadoc: | |
Minimum Tomcat version: | 5.0.0 |
Java API for WebSocket
Java API for WebSocket is JSR 356. An implementation is to be included in Tomcat 8. See also Bug 51181.
Since Tomcat 7.0.47 this implementation is included with Tomcat 7, but it is only available if Tomcat is run with Java 7 or later.
Spec versions: | Java API for WebSocket 1.0 | Java API for WebSocket 1.1 |
Main page: | ||
Java.net project: | ||
Stable: | Final Release | Maintenance Release |
Date: | 22 May, 2013 | 5 August, 2014 |
Download Page: | ||
Online Javadoc: | ||
Minimum Tomcat version: | 7.0.47, 8.0.0 | 7.0.56, 8.0.13 |
Java Authentication Service Provider Interface for Containers Specification
JASPIC 1.1 is the second maintenance release, Maintenance Release B, of JASPIC 1.0 (JSR 196).
Spec versions: | JASPIC 1.0 | JASPIC 1.1 |
Main page: | ||
Java.net project: | ||
Stable: | Final Release | Maintenance Release B |
Date: | 10 Oct, 2007 | 12 Jun, 2013 |
Download Page: | ||
Online Javadoc: | ||
Minimum Tomcat version: | 8.5.0 |
See Also
Protocol Specifications
The following are specifications for the web protocols supported by Tomcat.
HTTP, HTTP/2
HTTP 0.9 | The Original HTTP as defined in 1991 at W3.org |
HTTP/1.0 | |
HTTP/1.1 | RFC 2068 (January 1997) - obsolete, replaced by 2616 |
RFC 7230 (June 2014) - Message Syntax and Routing
RFC 7231 (June 2014) - Semantics and Content
RFC 7232 (June 2014) - Conditional Requests
RFC 7233 (June 2014) - Range Requests
RFC 7234 (June 2014) - Caching
RFC 7235 (June 2014) - Authentication |
HTTP/2 | RFC 7540 (May 2015) - Hypertext Transfer Protocol Version 2 (HTTP/2) |
HTTP/2 home page, maintained by the IETF HTTPbis Working Group |
Related Specifications
"HTTP Authentication: Basic and Digest Access Authentication" |
It was updated by RFC 7235. |
"HTTP State Management Mechanism" |
Obsolete specifications: RFC2109, RFC 2965. |
"Use of the Content-Disposition Header Field in the Hypertext Transfer Protocol (HTTP)" |
AJP
The AJP protocol specification lives on the Apache Tomcat Connector web site.
WebSocket
WebSocket protocol is specified by RFC 6455.
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