build/resources/deployer/build.xml

<project name="Deployer" default="compile" basedir=".">

  <property file="deployer.properties"/>

  <!-- Configure the directory into which the web application is built -->
  <property name="build"    value="${basedir}/build"/>

  <!-- Configure the folder and context path for this application -->
  <property name="webapp"   value="myapp"/>
  <property name="path"     value="/myapp"/>

  <!-- Configure properties to access the Manager application -->
  <property name="url"      value="http://localhost:8080/manager"/>
  <property name="username" value="tomcat"/>
  <property name="password" value="tomcat"/>

  <property name="webapp.path"     value="${build}/webapp${path}"/>

  <path id="deployer.classpath">
    <fileset dir="${basedir}/lib">
      <include name="*.jar"/>
    </fileset>
  </path>

  <!-- Configure the custom Ant tasks for the Manager application -->
  <taskdef resource="org/apache/catalina/ant/catalina.tasks"
           classpathref="deployer.classpath"/>

  <!-- Executable Targets -->
  <target name="clean" description="Removes build directory">
    <delete dir="${build}" />
  </target>

  <target name="compile" description="Compile web application"
          depends="clean">

    <copy todir="${webapp.path}">
      <fileset dir="${webapp}" />
    </copy>

    <jasper2 validateXml="false" 
             uriroot="${webapp.path}" 
             webXmlFragment="${webapp.path}/WEB-INF/generated_web.xml"
             addWebXmlMappings="true"
             outputDir="${webapp.path}/WEB-INF/classes" /> 

    <validator path="${webapp.path}" />

    <mkdir dir="${webapp.path}/WEB-INF/classes"/>
    <mkdir dir="${webapp.path}/WEB-INF/lib"/>

    <javac destdir="${webapp.path}/WEB-INF/classes"
           optimize="off"
           debug="${compile.debug}"
           deprecation="${compile.deprecation}"
           failonerror="false"
           srcdir="${webapp.path}/WEB-INF/classes"
           encoding="UTF-8"
	   excludes="**/*.smap">
      <classpath>
        <fileset dir="${webapp.path}/WEB-INF/lib">
          <include name="*.jar"/>
        </fileset>
        <fileset dir="${basedir}/lib">
          <include name="*.jar"/>
        </fileset>
      </classpath>
      <include name="**" />
      <exclude name="tags/**" />
    </javac>

    <jar destfile="${webapp.path}.war"
         basedir="${webapp.path}" />

  </target>

  <target name="deploy" description="Deploy web application">
    <deploy url="${url}" username="${username}" password="${password}"
            path="${path}" war="${webapp.path}.war" update="true" />
  </target>

  <target name="undeploy" description="Undeploy web application">
    <undeploy url="${url}" username="${username}" password="${password}"
              path="${path}"/>
  </target>

  <!-- Webapp lifecycle control -->
  <target name="start" description="Start web application">
    <start url="${url}" username="${username}" password="${password}"
           path="${path}"/>
  </target>
  <target name="reload" description="Reload web application">
    <reload url="${url}" username="${username}" password="${password}"
            path="${path}"/>
  </target>
  <target name="stop" description="Stop web application">
    <stop url="${url}" username="${username}" password="${password}"
          path="${path}"/>
  </target>

</project>