Spring Framework example source code file (web.xml)

This example Spring Framework source code file (web.xml) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

applied, axis, axis, dispatcher, http, http, log4j, log4j, servlet, spring, spring's, struts, struts, web

The Spring Framework web.xml source code

<?xml version="1.0" encoding="ISO-8859-1"?>

<!DOCTYPE web-app PUBLIC
	"-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
	"http://java.sun.com/dtd/web-app_2_3.dtd">

<web-app>

	<display-name>Spring JPetStore

	<description>Spring JPetStore sample application (JDK 1.5+ annotation version)
	
	<!--
	  - Key of the system property that should specify the root directory of this
	  - web app. Applied by WebAppRootListener or Log4jConfigListener.
	  -->
	<context-param>
		<param-name>webAppRootKey
		<param-value>petstore.root
	</context-param>

	<!--
	  - Location of the Log4J config file, for initialization and refresh checks.
	  - Applied by Log4jConfigListener.
	  -->
	<context-param>
		<param-name>log4jConfigLocation
		<param-value>/WEB-INF/log4j.properties
	</context-param>

	<!--
	  - Location of the XML file that defines the root application context
	  - Applied by ContextLoaderListener.
		-
		- Can include "/WEB-INF/dataAccessContext-local.xml" for a single-database
		- context, or "/WEB-INF/dataAccessContext-jta.xml" for a two-database context.
		- Here, we want the generic declarativeServices.xml file too, defining
		- transaction autoproxying as alternative to TransactionProxyFactoryBean.
	  -->
	<context-param>
		<param-name>contextConfigLocation
		<param-value>
			/WEB-INF/dataAccessContext-local.xml  /WEB-INF/applicationContext.xml
		</param-value>
		<!--
		<param-value>
			/WEB-INF/dataAccessContext-jta.xml  /WEB-INF/applicationContext.xml
		</param-value>
		-->
	</context-param>

	<!--
	  - Configures Log4J for this web app.
	  - As this context specifies a context-param "log4jConfigLocation", its file path
	  - is used to load the Log4J configuration, including periodic refresh checks.
	  -
	  - Would fall back to default Log4J initialization (non-refreshing) if no special
	  - context-params are given.
	  -
	  - Exports a "web app root key", i.e. a system property that specifies the root
	  - directory of this web app, for usage in log file paths.
	  - This web app specifies "petclinic.root" (see log4j.properties file).
	  -->
	<!-- Leave the listener commented-out if using JBoss -->
	<!--
	<listener>
		<listener-class>org.springframework.web.util.Log4jConfigListener
	</listener>
	-->

	<!--
	  - Loads the root application context of this web app at startup,
	  - by default from "/WEB-INF/applicationContext.xml".
		- Note that you need to fall back to Spring's ContextLoaderServlet for
		- J2EE servers that do not follow the Servlet 2.4 initialization order.
		-
	  - Use WebApplicationContextUtils.getWebApplicationContext(servletContext)
	  - to access it anywhere in the web application, outside of the framework.
	  -
	  - The root context is the parent of all servlet-specific contexts.
	  - This means that its beans are automatically available in these child contexts,
	  - both for getBean(name) calls and (external) bean references.
	  -->
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener
	</listener>

	<!--
	  - Spring web MVC servlet that dispatches requests to registered handlers.
	  - Has its own application context, by default defined in "{servlet-name}-servlet.xml",
	  - i.e. "petstore-servlet.xml" in this case.
	  -
	  - A web app can contain any number of such servlets.
	  - Note that this web app has a shared root application context, serving as parent
	  - of all DispatcherServlet contexts.
	  -->
	<servlet>
		<servlet-name>petstore
		<servlet-class>org.springframework.web.servlet.DispatcherServlet
		<load-on-startup>2
	</servlet>

	<!--
	  - Struts servlet that dispatches requests to registered actions.
		- Reads its configuration from "struts-config.xml".
		-
		- A web app can just contain one such servlet.
		- If you need multiple namespaces, use Struts' module mechanism.
    -->
	<servlet>
		<servlet-name>action
		<servlet-class>org.apache.struts.action.ActionServlet
		<load-on-startup>3
	</servlet>

	<!--
		- Dispatcher servlet definition for HTTP remoting via Hessian, Burlap, and
		- Spring's HTTP invoker (see remoting-servlet.xml for the controllers).
		-->
	<servlet>
		<servlet-name>remoting
		<servlet-class>org.springframework.web.servlet.DispatcherServlet
		<load-on-startup>4
	</servlet>

	<!--
		- Servlet definition for Web Service remoting via Apache Axis
		- (see server-config.wsdd for Axis configuration).
		-->
	<servlet>
		<servlet-name>axis
		<servlet-class>org.apache.axis.transport.http.AxisServlet
		<load-on-startup>5
	</servlet>

	<!--
		- Dispatcher servlet mapping for the main web user interface.
		- Either refering to "petstore" for the Spring web MVC dispatcher,
		- or to "action" for the Struts dispatcher.
		-
		- Simply comment out the "petstore" reference in favour of "action"
		- to switch from the Spring web tier to the Struts web tier.
		-->
	<servlet-mapping>
		<servlet-name>petstore
		<!--
		<servlet-name>action
		-->
		<url-pattern>*.do
	</servlet-mapping>

	<!--
		- Dispatcher servlet mapping for HTTP remoting via Hessian, Burlap, and
		- Spring's HTTP invoker (see remoting-servlet.xml for the controllers).
		-->
	<servlet-mapping>
		<servlet-name>remoting
		<url-pattern>/remoting/*
	</servlet-mapping>

	<!--
		- Servlet mapping for Web Service remoting via Apache Axis
		- (see server-config.wsdd for Axis configuration).
		-->
	<servlet-mapping>
		<servlet-name>axis
		<url-pattern>/axis/*
	</servlet-mapping>

	<welcome-file-list>
		<welcome-file>index.html
	</welcome-file-list>

	<!--
	  - Reference to main database.
		- Only needed for JTA (dataAccessContext-jta.xml).
		-->
	<!--
	<resource-ref>
		<res-ref-name>jdbc/jpetstore
		<res-type>javax.sql.DataSource
		<res-auth>Container
	</resource-ref>
	-->

	<!--
	  - Reference to order database.
		- Only needed for JTA (dataAccessContext-jta.xml).
		-->
	<!--
	<resource-ref>
		<res-ref-name>jdbc/jpetstore-order
		<res-type>javax.sql.DataSource
		<res-auth>Container
	</resource-ref>
	-->

</web-app>