<project name="admin" default="build-main" basedir=".">


  <!-- ===================== Initialize Property Values =================== -->

  <!-- See "build.properties.sample" in the top level directory for all     -->
  <!-- property values you must customize for successful building!!!        -->
  <property file="build.properties"/>
  <property file="../build.properties"/>
  <property file="../../build.properties"/>
  <property file="${user.home}/build.properties"/>

  <!-- Build Defaults -->
  <property name="build.compiler"  value="modern"/>
  <property name="webapps.build"   value="${basedir}/../build"/>
  <property name="webapps.dist"    value="${basedir}/../dist"/>
  <property name="webapp.name"     value="admin"/>

  <!-- Dependent JARs and files -->
  <property name="servlet-api.jar" value="${api.home}/jsr154/dist/lib/servlet-api.jar"/>
  <property name="jsp-api.jar"     value="${api.home}/jsr152/dist/lib/jsp-api.jar"/>
  <property name="struts-core.jar" value="${struts.jar}" />
  <property name="struts-taglib.jar" value="${struts.jar}" />

  <!-- Construct Admin classpath -->
  <path id="admin.classpath">
    <pathelement location="${commons-modeler.jar}"/>
    <pathelement location="${jmx.jar}"/>
    <pathelement location="${servlet-api.jar}"/>
    <pathelement location="${jsp-api.jar}"/>
    <pathelement location="${struts-core.jar}"/>
    <pathelement location="${commons-beanutils.jar}"/>
    <pathelement location="${commons-collections.jar}"/>
    <pathelement location="${commons-digester.jar}"/>
  </path>


  <!-- =================== BUILD: Set compile flags ======================= -->
  <target name="flags">

    <!-- JDK flags -->
    <available property="jdk.1.2.present" classname="java.util.HashMap" />
    <available property="jdk.1.3.present"
     classname="java.lang.reflect.Proxy" />
    <available property="jdk.1.4.present" classname="java.nio.Buffer" />

    <!-- Ant flags -->
    <available property="style.available"
     classname="org.apache.tools.ant.taskdefs.optional.TraXLiaison" />

    <!-- Class availability flags -->
    <condition property="jaxp.present">
      <and>
        <available classname="javax.xml.parsers.SAXParser"
         classpath="${xerces.jar}" />
        <available classname="org.xml.sax.ContentHandler"
         classpath="${xerces.jar}" />
      </and>
    </condition>
    <available property="jmx.present"
     classname="javax.management.MBeanServer"
     classpath="${jmx.jar}" />
    <available property="modeler.present"
     classname="org.apache.commons.modeler.Registry"
     classpath="${commons-modeler.jar}:${jmx.jar}"/>
    <available property="servlet.present"
     classname="javax.servlet.Servlet"
     classpath="${servlet-api.jar}" />
    <available property="jsp.present"
     classname="javax.servlet.jsp.JspPage"
     classpath="${jsp-api.jar}" />
    <available property="struts.present"
     classname="org.apache.struts.action.ActionForm"
     classpath="${struts-core.jar}" />
    <available property="beanutils.present"
     classname="org.apache.commons.beanutils.PropertyUtils"
     classpath="${commons-beanutils.jar}" />


    <!-- JAR files availability flags -->
    <available property="jmx.jar.present"   file="${jmx.jar}" />
    <available property="modeler.jar.present" file="${commons-modeler.jar}" />
    <available property="servlet-api.jar.present" file="${servlet-api.jar}" />
    <available property="jsp-api.jar.present" file="${jsp-api.jar}" />
    <available property="struts.jar.present"  file="${struts-core.jar}" />
    <available property="beanutils.jar.present" file="${commons-beanutils.jar}" />

    <!-- Conditional compilation flags (determined from the flags above) -->
    <condition property="compile.admin">
      <or>
        <equals arg1="${full.dist}" arg2="on" />
        <and>
          <equals arg1="${struts.present}" arg2="true" />
          <equals arg1="${jmx.present}" arg2="true" />
          <equals arg1="${modeler.present}" arg2="true" />
        </and>
      </or>
    </condition>

    <!-- Conditional copy flags (determined from the flags above) -->
    <condition property="copy.struts.jar">
      <or>
        <equals arg1="${full.dist}" arg2="on" />
        <equals arg1="${struts.jar.present}" arg2="true" />
      </or>
    </condition>

  </target>


  <!-- =================== BUILD: Set compile flags ======================= -->
  <target name="flags.display" depends="flags" unless="flags.hide">

    <echo message="--- Build environment for Tomcat Server Configuration Application ---" />

    <echo message="If ${property_name} is displayed, then the property is not set)" />

    <echo message="--- Build options ---" />
    <echo message="full.dist=${full.dist}" />
    <echo message="build.sysclasspath=${build.sysclasspath}" />
    <echo message="compile.debug=${compile.debug}" />
    <echo message="compile.deprecation=${compile.deprecation}" />
    <echo message="compile.optimize=${compile.optimize}" />

    <echo message="--- Ant Flags ---" />
    <echo message="&lt;style&gt; task available (required)=${style.available}" />

    <echo message="--- JDK ---" />
    <echo message="jdk.1.2.present=${jdk.1.2.present}" />
    <echo message="jdk.1.3.present=${jdk.1.3.present}" />
    <echo message="jdk.1.4.present=${jdk.1.4.present}" />

    <echo message="--- Required Libraries ---" />
    <echo message="jaxp.present=${jaxp.present}" />
    <echo message="jmx.present=${jmx.present}" />
    <echo message="modeler.present=${modeler.present}" />
    <echo message="servlet.present=${servlet.present}" />
    <echo message="jsp.present=${jsp.present}" />

    <echo message="--- Required JARs ---" />
    <echo message="jmx.jar.present=${jmx.jar.present}" />
    <echo message="modeler.jar.present=${modeler.jar.present}" />
    <echo message="servlet-api.jar.present=${servlet-api.jar.present}" />
    <echo message="jsp-api.jar.present=${jsp-api.jar.present}" />
    <echo message="struts.jar.present=${struts.jar.present}" />
    <echo message="beanutils.jar.present=${beanutils.jar.present}" />

    <echo message="--- Optional JARs ---" />

    <echo message="--- Conditional compilation flags ---" />
    <echo message="compile.admin=${compile.admin}" />

    <echo message="--- Distribution flags ---" />
    <echo message="copy.struts.jar=${copy.struts.jar}" />

  </target>


  <!-- ======================== BUILD: Copy JARs ========================== -->
  <target name="copy-struts.jar" if="struts.present">
    <copy todir="${webapps.build}/${webapp.name}/WEB-INF/lib" file="${struts-core.jar}"/>
    <copy todir="${webapps.build}/${webapp.name}/WEB-INF/lib" file="${struts-taglib.jar}" />
  </target>


  <!-- =================== BUILD: Create Directories ====================== -->
  <target name="build-prepare">
    <mkdir dir="${webapps.build}"/>
    <mkdir dir="${webapps.build}/${webapp.name}"/>
    <mkdir dir="${webapps.build}/${webapp.name}/WEB-INF"/>
    <mkdir dir="${webapps.build}/${webapp.name}/WEB-INF/classes"/>
    <mkdir dir="${webapps.build}/${webapp.name}/WEB-INF/lib"/>
  </target>


  <!-- ================ BUILD: Copy Static Files ========================== -->
  <target name="build-static" depends="flags,flags.display,build-prepare,copy-struts.jar">
    <copy todir="${webapps.build}/${webapp.name}/WEB-INF/lib" file="${commons-beanutils.jar}"/>
    <copy tofile="${webapps.build}/${webapp.name}/WEB-INF/lib/commons-collections.jar" 
    	file="${commons-collections.jar}"/>
    <copy todir="${webapps.build}/${webapp.name}/WEB-INF/lib" file="${commons-digester.jar}"/>
    <copy todir="${webapps.build}/${webapp.name}">
      <fileset dir=".">
        <exclude name="build.*"/>
        <exclude name="**/*.java"/>
      </fileset>
    </copy>
  </target>


  <!-- ================= BUILD: Compile Server Components ================= -->
  <target name="build-main" depends="build-static" if="compile.admin">
  
    <javac   srcdir="WEB-INF/classes"
             destdir="${webapps.build}/${webapp.name}/WEB-INF/classes"
             debug="${compile.debug}" deprecation="${compile.deprecation}"
             optimize="${compile.optimize}"
             excludes="**/CVS/**">
      <classpath refid="admin.classpath" />
    </javac>

  </target>


  <!-- ==================== BUILD: Rebuild Everything ===================== -->
  <target name="all" depends="build-clean,build-main"
   description="Clean and build admin webapp"/>


  <!-- ======================= BUILD: Clean Directory ===================== -->
  <target name="build-clean">
    <delete dir="${webapps.build}"/>
  </target>


  <!-- ======================= DIST: Create Directories =================== -->
  <target name="dist-prepare">
    <mkdir dir="${webapps.dist}"/>
  </target>


  <!-- ======================= DIST: Create Distribution Files ============ -->
  <target name="dist" depends="build-main,dist-prepare"
   description="Create admin webapp binary distribution">
      <jar   jarfile="${webapps.dist}/${webapp.name}.war"
             basedir="${webapps.build}/${webapp.name}" includes="**"/>
  </target>


  <!-- ======================= DIST: Clean Directory ====================== -->
  <target name="dist-clean">
    <deltree dir="${dist.dir}"/>
  </target>


  <!-- ====================== Convenient Synonyms ========================= -->
  <target name="clean" depends="build-clean,dist-clean"
   description="Clean build and dist directories"/>


</project>