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restlet

How do I configure the web.xml for multiple restlet applications?


I want to create a servlet to act as the container for a bunch of restlet applications. I have done servlet for one restlet application but I don't see how I can revise the web.xml to accommodate many applications. Here is web.xml for a single restlet: (taken almost verbatim from "Restlet in Action MEAP"):

<?xml version="1.0" encoding="UTF-8"?>
...
<display-name>Servlet engine as a container of Restlet applications</display-name>
<servlet>
<servlet-name>CompanyServerApplication</servlet-name>
<servlet-class>org.restlet.ext.servlet.ServerServlet</servlet-class>
<init-param>
  <param-name>org.restlet.application</param-name>
  <param-value>server.CompanyServerApplication</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>CompanyServerApplication</servlet-name>
<url-pattern>/*</url-pattern>
</servlet-mapping>
</web-app>

Solution

  • Simply add additional <servlet> and <servlet-mapping> blocks to your web.xml. For example, I've got separate Restlet applications for user requests and admin requests. My web.xml looks like this:

    <!-- user servlet -->
    <servlet>
      <servlet-name>user</servlet-name>
      <servlet-class>org.restlet.ext.servlet.ServerServlet</servlet-class>
      <init-param>
        <param-name>org.restlet.application</param-name>
        <param-value>com.myapp.server.resource.user.UserApplication</param-value>
      </init-param>
      <init-param>
        <param-name>org.restlet.clients</param-name>
        <param-value>HTTP HTTPS</param-value>
      </init-param>
    </servlet>
    
    <servlet-mapping>
      <servlet-name>user</servlet-name>
      <url-pattern>/user/*</url-pattern>
    </servlet-mapping>
    
    <!-- admin servlet -->
    <servlet>
      <servlet-name>admin</servlet-name>
      <servlet-class>org.restlet.ext.servlet.ServerServlet</servlet-class>
      <init-param>
        <param-name>org.restlet.application</param-name>
        <param-value>com.myapp.server.resource.admin.AdminApplication</param-value>
      </init-param>
      <init-param>
        <param-name>org.restlet.clients</param-name>
        <param-value>HTTP HTTPS</param-value>
      </init-param>
    </servlet>
    
    <servlet-mapping>
      <servlet-name>admin</servlet-name>
      <url-pattern>/admin/*</url-pattern>
    </servlet-mapping>