<portlet-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd"
xsi:schemaLocation="http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd
http://java.sun.com/xml/ns/portlet/portlet-app_3_0.xsd"
version="3.0">
<portlet>
<portlet-name>HelloWorldPortlet</portlet-name>
<portlet-class>com.example.HelloWorldPortlet</portlet-class>
<init-param>
<name>javax.portlet.security-role-ref</name>
<value>administrator</value>
</init-param>
</portlet>
<portlet>
</portlet>
</portlet-app>
package com.example;
import javax.portlet.GenericPortlet;
import javax.portlet.PortletException;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;
import java.io.IOException;
public class HelloWorldPortlet extends GenericPortlet {
@Override
protected void doView(RenderRequest request, RenderResponse response) throws PortletException, IOException {
response.getWriter().write("Hello, World!");
}
}
