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EJB - EAR, JAR and WAR

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What is the difference between EAR, JAR and WAR file?

Answer
Modules are packaged based on their functionality as EAR, JAR and WAR files.

  • • JAR files (.jar):Modules which contain EJB class files and EJB deployment descriptor are packed as JAR files. 
  • WAR Files (.war):Web modules which contain Servlet class files, JSP Files, supporting files, GIF and HTML files are packaged as JAR file. 
  • EAR Files (.ear):‘.jar’ & ‘.war’ files are packaged as JAR files. ‘Ear’ stands for enterprise archive. These files are deployed in the application server.      
NEXT>>


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