一个完整的打包jar的ant文件

<?xml version="1.0"?>
<project default="publish" basedir=".">
	
	 <property name="jar.name" value="posclient.jar" />
	 <!-- base directory for distribution target -->
	 <property name="dist.home" value="dist" />
	 <!-- base directory for compilation targets -->
	 <property name="build.home" value="target" />
	 <!-- The base directory for all libraries (jar) files -->
	 <property name="lib.home" value="lib" />      
	 <property name="publishdir" value="d:/posclient" />    
	 <property name="mainclass" value="datasync.win.MainWin" />      
	
	<path id="project.class.path">
	  <fileset dir="${lib.home}">
	  <include name="*.jar"/>
	  </fileset>
	</path>

	
	<target name="clean" >                  
		<delete dir="${build.home}"/>	     
		<delete dir="${dist.home}"/>    
		<delete dir="${publishdir}/*"/>
	</target>
	
	<target name="compile" depends="clean">                  
		 <mkdir dir="${build.home}"/>                 
		 <mkdir dir="${dist.home}"/>           
		 <mkdir dir="${publishdir}"/>         
		 <javac srcdir="src" destdir="${build.home}">
		 	<classpath refid="project.class.path" />
		 </javac>
		<copy todir="${build.home}" >
			<fileset dir="src" >
			    <exclude name="**/*.java"/>
			</fileset>
		</copy>
	</target>
	
	
	<target name="jar" depends="compile" description="Create jar and MANIFEST.MF">                  
	   <!-- create a property containing all .jar files, prefix lib/, and seperated with a space -->
	   <pathconvert property="libs.project" pathsep=" ">                                            
	     <mapper>                                                                                   
	       <chainedmapper>                                                                          
	         <!-- remove absolute path -->                                                          
	         <flattenmapper />                                                                      
	         <!-- add lib/ prefix -->                                                               
	         <globmapper from="*" to="*" />                                                     
	       </chainedmapper>                                                                         
	     </mapper>                                                                                  
	     <path>                                                                                     
	       <!-- lib.home contains all jar files, in several subdirectories -->                      
	       <fileset dir="${lib.home}">                                                              
	         <include name="*.jar" />                                                            
	       </fileset>                                                                               
	     </path>                                                                                    
	   </pathconvert>                                                                               
	   <!-- create the jar -->                                                                      
	   <jar jarfile="${dist.home}/${jar.name}" basedir="${build.home}">                    
	     <!-- define MANIFEST.MF -->                                                                
	     <manifest>                                                                                 
	       <attribute name="Built-By" value="${user.name}" />                                       
	       <attribute name="Main-Class" value="${mainclass}" />                  
	       <section name="common">                                                                  
	         <attribute name="Specification-Title" value="${component.name}" />                     
	         <attribute name="Specification-Version" value="${component.version}" />                
	         <attribute name="Specification-Vendor" value="${component.vendor}" />                  
	         <attribute name="Implementation-Title" value="${component.name}" />                    
	         <attribute name="Implementation-Version" value="${component.version} ${TODAY}" />      
	         <attribute name="Implementation-Vendor" value="${component.vendor}" />                 
	       </section>                                                                               
	       <!-- finally, use the magically generated libs path -->                                  
	       <attribute name="Class-Path" value="${libs.project}" />                                  
	     </manifest> 
	   			<exclude name="conf/client.properties"/>
	   			<exclude name="log4j.properties"/>
	   </jar>    
		
	 </target>                                                                                      
	        
	<target name="publish" depends="jar" >
		<copy todir="${publishdir}/lib" >
			<fileset dir="${lib.home}" >
			    <include name="*.jar"/>
			</fileset>
		</copy>
		<copy todir="${publishdir}/dist"  file="${dist.home}/${jar.name}"/>
		<copy todir="${publishdir}/dist/conf"  file="${build.home}/conf/client.properties"/>
		<copy todir="${publishdir}/dist/conf"  file="${build.home}/log4j.properties"/>
		<copy todir="${publishdir}/lib"  file="${dist.home}/${jar.name}"/>
		<copy todir="${publishdir}/lib/conf"  file="${build.home}/conf/client.properties"/>
		<copy todir="${publishdir}/lib/conf"  file="${build.home}/log4j.properties"/>
	</target>
	
	
	
</project>