Project Metro

Metro is a high-performance, extensible, easy-to-use web service stack and is a part of the GlassFish Application Server. Metro incorporates JAXB 2.x RI and JAX-WS 2.x Web services standards, along with other XML-related Java standards. Metro also includes added nonstandard components to support both basic JAX-WS service definition and usage and a variety of WS-* extensions to SOAP message exchange.[2]

Project Metro
Developer(s)Oracle Corporation
Stable release
2.3 / 29 Apr 2013[1]
Operating systemCross-platform
Available inJava 6 or Higher
TypeWeb Services Framework
LicenseCDDL version 1.0 and GPL v2 license
Websitehttp://metro.java.net/

Metro augments the JAX-WS environment with advanced features such as trusted, end-to-end security; optimized transport (MTOM, Fast Infoset), reliable messaging, and transactional behavior for SOAP web services.

Overview

Metro includes JAXB RI, JAX-WS RI, SAAJ RI, SJSXP, and WSIT, along with libraries that those components depend on, such as xmlstreambuffer, mimepull, etc. [3]

Features
  • Basic Profile 1.1 Compliant
  • Easily Create Services from POJOs
  • RPC-Encoding
  • Spring Support
  • REST Support
  • Soap 1.1/1.2
  • Streaming XML (StAX based)
  • WSDL 1.1 ->Code (Client)/(Server)
  • Server and Client-side Asynchrony[4]

Supported WS-* Standards[5]

WS-Addressing WS-Atomic Transaction WS-Coordination
WS-Metadata Exchange WS-ReliableMessaging WS-Policy
WS-Secure Conversation WS-Security Policy WS-Security
WS-Trust WSDL 1.1 Support

Supported Transport protocols include:

  • HTTP
  • JMS
  • SMTP/POP3
  • TCP
  • In-VM

References
  1. https://metro.java.net/2.3/
  2. http://www.ibm.com/developerworks/java/library/j-jws9/index.html#toggle
  3. https://metro.java.net/discover/faq.html
  4. "Archived copy". Archived from the original on 2010-02-01. Retrieved 2013-09-23.CS1 maint: archived copy as title (link)
  5. "Archived copy". Archived from the original on 2010-02-01. Retrieved 2013-09-23.CS1 maint: archived copy as title (link)
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