My Build.xml code is :
<?xml version="1.0"?>
<project name="springapp" basedir="." default="usage">
<property file="build.properties"/>
<property name="src.dir" value="src"/>
<property name="web.dir" value="war"/>
<property name="build.dir" value="${web.dir}/WEB-INF/classes"/>
<property name="name" value="springapp"/>
<path id="master-classpath">
<fileset dir="${web.dir}/WEB-INF/lib">
<include name="*.jar"/>
</fileset>
<!-- We need the
servlet API classes: -->
<!-- * for
Tomcat 5/6 use servlet-api.jar -->
<!-- * for other app servers - check the docs -->
<fileset dir="${appserver.lib}">
<include name="servlet*.jar"/>
</fileset>
<pathelement path="${build.dir}"/>
</path>
<target name="usage">
<echo message=""/>
<echo message="${name} build file"/>
<echo message="-----------------------------------"/>
<echo message=""/>
<echo message="Available targets are:"/>
<echo message=""/>
<echo message="build --> Build the application"/>
<echo message="deploy --> Deploy application as directory"/>
<echo message="deploywar --> Deploy application as a WAR file"/>
<echo message="install --> Install application in Tomcat"/>
<echo message="reload --> Reload application in Tomcat"/>
<echo message="start --> Start Tomcat application"/>
<echo message="stop --> Stop Tomcat application"/>
<echo message="list --> List Tomcat applications"/>
<echo message=""/>
</target>
<target name="build" description="Compile main source tree
java files">
<mkdir dir="${build.dir}"/>
<javac destdir="${build.dir}" source="1.5" target="1.5" debug="true"
deprecation="false" optimize="false" failonerror="true">
<src path="${src.dir}"/>
<classpath refid="master-classpath"/>
</javac>
</target>
<target name="deploy" depends="build" description="Deploy application">
<copy todir="${deploy.path}/${name}" preservelastmodified="true">
<fileset dir="${web.dir}">
<include name="**/*.*"/>
</fileset>
</copy>
</target>
<target name="deploywar" depends="build" description="Deploy application as a WAR file">
<war destfile="${name}.war"
webxml="${web.dir}/WEB-INF/web.xml">
<fileset dir="${web.dir}">
<include name="**/*.*"/>
</fileset>
</war>
<copy todir="${deploy.path}" preservelastmodified="true">
<fileset dir=".">
<include name="*.war"/>
</fileset>
</copy>
</target>
<!-- ============================================================== -->
<!-- Tomcat tasks - remove these if you don't have Tomcat installed -->
<!-- ============================================================== -->
<path id="catalina-ant-classpath">
<!-- We need the Catalina jars for Tomcat -->
<!-- * for other app servers - check the docs -->
<fileset dir="${appserver.lib}">
<include name="catalina-ant.jar"/>
</fileset>
</path>
<taskdef name="install" classname="org.apache.catalina.ant.InstallTask">
<classpath refid="catalina-ant-classpath"/>
</taskdef>
<taskdef name="reload" classname="org.apache.catalina.ant.ReloadTask">
<classpath refid="catalina-ant-classpath"/>
</taskdef>
<taskdef name="list" classname="org.apache.catalina.ant.ListTask">
<classpath refid="catalina-ant-classpath"/>
</taskdef>
<taskdef name="start" classname="org.apache.catalina.ant.StartTask">
<classpath refid="catalina-ant-classpath"/>
</taskdef>
<taskdef name="stop" classname="org.apache.catalina.ant.StopTask">
<classpath refid="catalina-ant-classpath"/>
</taskdef>
<target name="install" description="Install application in Tomcat">
<install url="${tomcat.manager.url}"
username="${tomcat.manager.username}"
password="${tomcat.manager.password}"
path="/${name}"
war="${name}"/>
</target>
<target name="reload" description="Reload application in Tomcat">
<reload url="${tomcat.manager.url}"
username="${tomcat.manager.username}"
password="${tomcat.manager.password}"
path="/${name}"/>
</target>
<target name="start" description="Start Tomcat application">
<start url="${tomcat.manager.url}"
username="${tomcat.manager.username}"
password="${tomcat.manager.password}"
path="/${name}"/>
</target>
<target name="stop" description="Stop Tomcat application">
<stop url="${tomcat.manager.url}"
username="${tomcat.manager.username}"
password="${tomcat.manager.password}"
path="/${name}"/>
</target>
<target name="list" description="List Tomcat applications">
<list url="${tomcat.manager.url}"
username="${tomcat.manager.username}"
password="${tomcat.manager.password}"/>
</target>
<!-- End Tomcat tasks -->
</project>