<?xml version="1.0"  encoding="GB2312" ?>
<!--
    =======================================================================
      hello-ant 項目 ,學習ant工具的第2個build file.

      參照ant的jakarta-ant-1.6alpha的build.xml

      Copyright (c) 2002 The Neusoft Software Foundation.  All rights
      reserved.

    =======================================================================
-->

<!--
    文檔結構為:
    <project>
        <property/>               全局變量的定義
        <property/>...

        <target name="1">         任務組(tasks)
            <javac></javac>       一項javac任務
            ...
            <oneTask></ontTask>   一項其它任務
        </target>

        <target name="2">
            <javac></javac>
            ...
            <oneTask></ontTask>
        </target>
    </project>

    project代表一個項目，
    default:運行到名稱為"dist"的target(任務組)
    basedir:基準路徑。
-->
<project default="dist" basedir=".">

<!--
    ===================================================================
      定義屬性（property tasks）
      最好把用到的路徑呀，名稱呀都在這里定義成全局變量
      例：定義
          <property name="a" value="hello"/>
      以后就可以這樣用它：
          <property name="b" value="${a}/b"/>
      現在:b=="hello/b"
    ===================================================================
-->

    <!--主要的系統環境屬性-->
    <property environment="env"/><!--取window,unix...的環境變量-->
    <property name="java.home" value="${env.JAVA_HOME}"/>
    <property name="ant.home"  value="${env.ANT_HOME}"/>

    <!--主要的app環境屬性-->
    <property name="app.name"      value="hello-ant"/>
    <property name="app.jar"       value="${app.name}.jar"/>
    <property name="app.copyright" value=" Copyright (c) 2002 The Neusoft Software Foundation.  All rights reserved."/>


    <!--app中src的屬性-->
    <property name="src.dir"    value="src" />
    <property name="src.main"   value="${src.dir}/main"/>
    <property name="src.main.hello" value="${src.dir}/main/hello"/>
	<property name="src.main.hello.ant" value="${src.dir}/main/hello/ant"/>
	<property name="src.script" value="${src.dir}/script"/>
	<property name="docs.dir"    value="docs" />
	<property name="lib.dir"    value="lib" />
	

    <!--app用到的lib-->
    <property name="lib.dir" value="lib"/>

    <!--app的build目錄中-->
    <property name="build.dir"      value="build" />
    <property name="build.classes"  value="${build.dir}/classes"/>
    <property name="build.docs"     value="${build.dir}/docs"/>
    <property name="build.docs.api" value="${build.docs}/api"/>
    <property name="build.lib"      value="${build.dir}/lib"/>

    <!--app的dist (distribution) 目錄中-->
    <property name="dist.dir"      value="dist"/>
    <property name="dist.bin"      value="${dist.dir}/bin"/>
    <property name="dist.docs"     value="${dist.dir}/docs"/>
    <property name="dist.lib"      value="${dist.dir}/lib"/>

    <!--app的docs目錄中-->
    <property name="docs.dir"      value="docs"/>

    <!--
    定義一組路徑以后可以通過id重用這組路徑 ，例：
    <javac srcdir="src/main" destdir="build/classes">
            <classpath refid="classpath"/>
    </javac>
    -->
    <path id="classpath">
        <!--本項目只有一個java，用不上classpath，這里只是做個例子-->
        <pathelement location="${build.classes}"/>
        <pathelement path="${java.home}/lib/tools.jar"/>
    </path>
	<!--
	    ===================================================================
	      create 準備目錄(File Tasks)
	      主要的目錄結構通常是不會變的，一起生成他們
	    ===================================================================
	-->
	    <target name="create">
	        <!--清除以前目錄
	        <delete dir="${build.dir}" failonerror="false" />
	        <delete dir="${dist.dir}"  failonerror="false"/>
	-->
	        <!--準備目錄-->
	        <mkdir dir="${src.dir}"/>
	    	<mkdir dir="${docs.dir}"/>
	    	<mkdir dir="${lib.dir}"/>
	    </target>
<!--
    ===================================================================
      init 準備目錄(File Tasks)
      主要的目錄結構通常是不會變的，一起生成他們
    ===================================================================
-->
    <target name="init">
        <!--清除以前目錄-->
        <delete dir="${build.dir}" failonerror="false" />
        <delete dir="${dist.dir}"  failonerror="false"/>

        <!--準備目錄-->
        <mkdir dir="${build.dir}"/>
        <mkdir dir="${build.classes}"/>
        <mkdir dir="${build.docs}"/>
        <mkdir dir="${build.docs.api}"/>
        <mkdir dir="${build.lib}"/>

        <mkdir dir="${dist.dir}"/>
        <mkdir dir="${dist.bin}"/>
        <mkdir dir="${dist.lib}"/>

    </target>

<!--
    ===================================================================
      Build the code (Compile Tasks,File Tasks)
    ===================================================================
-->
    <target name="build" depends="init">
        <!--編譯-->
        <javac srcdir="${src.main}" destdir="${build.classes}">
            <classpath refid="classpath"/>
        </javac>
    </target>

<!--
    ===================================================================
      打包文檔(Archive Tasks)
      Create the project jars: xxx1.jar and xxx2.jar
    ===================================================================
-->
   <target name="jars" depends="build">
        <jar basedir="${build.classes}" jarfile="${build.lib}/${app.jar}"/>
    </target>

<!--
     ===================================================================
       Creates the API documentation
     ===================================================================
-->
    <target name="javadocs"
            depends="jars"
            description="--> creates the API documentation">
        <!--copy docs 手冊... -->
        <copy todir="${build.docs}">
            <fileset dir="${docs.dir}"/>
        </copy>

        <javadoc packagenames="hello.ant.*"
                 sourcepath="${src.main}"
                 defaultexcludes="yes"
                 destdir="${build.docs.api}"
                 author="true"
                 version="true"
                 use="true"
                 windowtitle="Docs API">
             <doctitle><![CDATA[<h1>hello ant Docs API</h1>]]></doctitle>
             <bottom><![CDATA[<i>${app.copyright}</i>]]></bottom>
             <tag name="todo" scope="all" description="To do:" />
         </javadoc>
    </target>

<!--
     ===================================================================
       Create the distribution that can run (Archive Tasks)
       主要是從各目錄中把該copy的copy上
     ===================================================================
-->
   <target name="dist" depends="javadocs">
        <!--copy bin 執行文件 -->
        <copy todir="${dist.bin}">
            <fileset dir="${src.script}/"/>
        </copy>
        <copy todir="${dist.docs}">
            <fileset dir="${build.docs}/"/>
        </copy>
        <!-- copy lib 文件 -->
        <copy todir="${dist.lib}">
            <fileset dir="${build.lib}/"/>
        </copy>

    </target>
<!--
     ===================================================================
      Cleans everything(File Tasks)
      例如可以刪除build中的文件，留給你發揮吧
     ===================================================================
-->
	<target name="clean"
	        description="clean up" >
	    <!-- Delete the ${build} and ${dist} directory trees -->
	    <delete dir="${build.dir}"/>
	    <delete dir="${dist.dir}"/>
	  </target>

</project>