• Portlet Guide
  • Quick tutorial: deploying the portlet test suite
  • Deployment
    • What is a portlet preparation? Why do I need it?
    • Deploying through the administration user interface
    • Deploying directly through the file system
  • Using in a Jahia page
    • Portlet instances
    • Portlet roles and Jahia permissions
  • Hello world portlet
    • Requirements
    • Project structure
    • Maven project descriptor
    • Portlet Java code
    • Portlet descriptor
    • Web application descriptor
    • The Tomcat deployment descriptor
    • Building and deploying
    • Redeployment
    • Troubleshooting deployment
    • Learning more
  • Support for Bridges
  • How to share portlet objects?
    • Public Render Parameters
    • Portlet Events
    • Jahia Shared Map
      • How to share a simple object?
      • How to read a simple object?
      • How to share a bean?
  • Performance
  • Using portlets on other application servers
  • Additional resources

Project structure

Here is the Hello World directory structure:

HelloWorldPortlet (top level directory)
|- pom.xml (the pom file)
|- src (Subdir containing main subdirectory)
|- main (Subdir containing java, resources and webapp subdirs)
|- java (java source code goes under here)
| `- com
| `- mycompany
| `- portlet
| `- HelloWorldPortlet.java (portlet source)
|- webapp (webapp resources (jsp, css, images) go under here)
`- jsp
`- HelloWorldPortletView.jsp (for view mode)
`- HelloWorldPortletEdit.jsp (for edit mode)
`- META-INF
`- HelloWorldPortlet.xml (Tomcat context deployment descriptor)
`- WEB-INF
`- portlet.xml (JSR-168 deployment descriptor)
`- web.xml (This will be modified by maven-pluto-plugin)