build.xml

<?xml version="1.0"?>

<project name="joycrawler" default="jar" basedir=".">
	<description>
        Joycrawler, A web spider for hadoop application
    </description>

	<property name="name" value="joycrawler" />
	<property name="version" value="0.13.3" />
	<property name="final.name" value="${name}-${version}" />

	<property name="lib" value="lib" />
	<property name="src" value="src" />
	<property name="dist" value="./" />
	<property name="dest" value="build" />

	<!-- The compilation classpath -->
	<path id="classpath">
		<fileset dir="${lib}">
			<include name="*.jar" />
		</fileset>
	</path>


	<!-- ================================= 
          target: jar              
         ================================= -->
	<target name="jar" depends=" compile" description="make joycrawler jar">
		<mkdir dir="${dist}" />
		<jar jarfile="${dist}/${final.name}.jar" basedir="${dest}">
			<manifest>
				<section name="joycrawler">
					<attribute name="Implementation-Title" value="joycrawler" />
					<attribute name="Implementation-Version" value="${version}" />
					<attribute name="Implementation-Vendor" value="Jeremy Chow(coderplay@gmail.com)" />
				</section>
			</manifest>
		</jar>
	</target>
	
	<!-- - - - - - - - - - - - - - - - - - 
          target: rank                      
         - - - - - - - - - - - - - - - - - -->
	<target name="rank" depends="compile">
       <java classname="org.joy.pagerank.RankDriver" maxmemory="1000m" fork="true">
         <classpath>
           <pathelement location="./build/"/>
		   <pathelement location="./conf/"/>
           <path refid="classpath"/>
         </classpath>
       </java>
	</target>

	<!-- - - - - - - - - - - - - - - - - - 
          target: crawler                      
         - - - - - - - - - - - - - - - - - -->
	<target name="crawler" depends="compile">
       <java classname="org.joy.crawler.Crawler" maxmemory="1000m" fork="true">
         <arg value="seeds.txt"/>
		 <arg value="15"/>
         <classpath>
           <pathelement location="./build/"/>
		   <pathelement location="./conf/"/>
           <path refid="classpath"/>
         </classpath>
       </java>
	</target>
	
	<!-- - - - - - - - - - - - - - - - - - 
        target: example                      
    - - - - - - - - - - - - - - - - - -->
	<target name="example" depends="compile">
       <java classname="org.joy.crawler.example.ExtractorDriver" maxmemory="1000m" fork="true">
         <classpath>
           <pathelement location="./build/"/>
		   <pathelement location="./conf/"/>
           <path refid="classpath"/>
         </classpath>
       </java>
	</target>
	
	<!-- - - - - - - - - - - - - - - - - - 
          target: run                      
         - - - - - - - - - - - - - - - - - -->
	<target name="run" depends="compile">
        <java classname="org.joy.crawler.Crawler" maxmemory="1000m" fork="true">
         <arg value="seeds.txt"/>
		 <arg value="15"/>
         <classpath>
           <pathelement location="./build/"/>
		   <pathelement location="./conf/"/>
           <path refid="classpath"/>
         </classpath>
        </java>
	   
	    <java classname="org.joy.pagerank.RankDriver" maxmemory="1000m" fork="true">
         <classpath>
           <pathelement location="./build/"/>
		   <pathelement location="./conf/"/>
           <path refid="classpath"/>
         </classpath>
       </java>
	</target>

	
	<!-- - - - - - - - - - - - - - - - - - 
          target: compile                      
         - - - - - - - - - - - - - - - - - -->
	<target name="compile">
		<mkdir dir="${dest}" />
		<javac srcdir="${src}" destdir="${dest}" encoding="utf-8" debug="true">
			<classpath refid="classpath" />
		</javac>
	</target>

	<!-- - - - - - - - - - - - - - - - - - 
          target: clean                      
         - - - - - - - - - - - - - - - - - -->
	<target name="clean">
		<delete dir="${dest}" />
		<delete dir="${dist}" />
	</target>
</project>