Ant 脚本打印系统属性变量、ant内置属性

Ant 脚本打印系统属性变量、ant内置属性

作用

编写ant脚本的时候，经常会引用到系统属性，本脚本用于打印系统常用属性（System.getProperties）与环境变量（Environment）等，供编写脚本的时候参考。

脚本

脚本参考了：

• Ant学习笔记
• 不会用ant打包、部署项目的工程师，不是一个好程序员（测试）

代码内容如下：

	<?xml version="1.0" encoding="UTF-8"?>
	<project name="print_properties" default="print" basedir=".">
		<property environment="env"/>
		<target name="print">

			<!-- ================== Ant's built-in properties ============================ -->
			<echo message="|-- Ant's built-in properties:"/>
			<echo message="|"/>

			<!-- The absolute path of the project’s basedir. -->
			<echo message="|basedir=${basedir}"/>

			<!-- The absolute path of the buildfile. -->
			<echo message="|ant.file=${ant.file}"/>

			<!-- The version of Ant. -->
			<echo message="|ant.version=${ant.version}"/>

			<!-- The name of the project that is currently executing. -->
			<echo message="|ant.project.name=${ant.project.name}"/>

			<!-- The name of the currently executing project’s default target. -->
			<echo message="|ant.project.default-target=${ant.project.default-target}"/>

			<!-- A comma separated list of the targets that have been specified on the command line when invoking the current.  -->
			<echo message="|ant.project.invoked-targets=${ant.project.invoked-targets}"/>

			<!-- The JVM version Ant detected. -->
			<echo message="|ant.java.version=${ant.java.version}"/>

			<!-- The absolute path of the ant.jar file. -->
			<echo message="|ant.core.lib=${ant.core.lib}"/>

			<!-- =============================== System properties ==================================== -->

			<echo message="|-- System properties:"/>
			<echo message="|"/>

			<echo message="|sun.boot.library.path=${sun.boot.library.path}"/>
			<echo message="|file.encoding=${file.encoding}"/>
			<echo message="|user.language=${user.language}"/>
			<echo message="|user.region=${user.region}"/>

			<!-- Java Runtime Environment version -->
			<echo message="|java.version=${java.version}"/>

			<!-- Java Runtime Environment vendor -->
			<echo message="|java.vendor=${java.vendor}"/>

			<!-- Java vendor URL -->
			<echo message="|java.vendor.url=${java.vendor.url}"/>

			<!-- Java installation directory -->
			<echo message="|java.home=${java.home}"/>

			<!-- Java Virtual Machine specification version -->
			<echo message="|java.vm.specification.version=${java.vm.specification.version}"/>

			<!-- Java Virtual Machine specification vendor -->
			<echo message="|java.vm.specification.vendor=${java.vm.specification.vendor}"/>

			<!-- Java Virtual Machine specification name -->
			<echo message="|java.vm.specification.name=${java.vm.specification.name}"/>

			<!-- Java Virtual Machine implementation version -->
			<echo message="|java.vm.version=${java.vm.version}"/>

			<!-- Java Virtual Machine implementation vendor -->
			<echo message="|java.vm.vendor=${java.vm.vendor}"/>

			<!-- Java Virtual Machine implementation name -->
			<echo message="|java.vm.name=${java.vm.name}"/>

			<!-- Java Runtime Environment specification version -->
			<echo message="|java.specification.version=${java.specification.version}"/>

			<!-- Java Runtime Environment specification vendor -->
			<echo message="|java.specification.vendor=${java.specification.vendor}"/>

			<!-- Java Runtime Environment specification name -->
			<echo message="|java.specification.name=${java.specification.name}"/>

			<!-- Java class format version number -->
			<echo message="|java.class.version=${java.class.version}"/>

			<!-- Java class path -->
			<echo message="|java.class.path=${java.class.path}"/>

			<!-- List of paths to search when loading libraries -->
			<echo message="|java.library.path=${java.library.path}"/>

			<!-- Default temp file path -->
			<echo message="|java.io.tmpdir=${java.io.tmpdir}"/>

			<!-- Name of JIT compiler to use -->
			<echo message="|java.compiler=${java.compiler}"/>

			<!-- Path of extension directory or directories -->
			<echo message="|java.ext.dirs=${java.ext.dirs}"/>

			<!-- Operating system name -->
			<echo message="|os.name=${os.name}"/>

			<!-- Operating system architecture -->
			<echo message="|os.arch=${os.arch}"/>

			<!-- Operating system version -->
			<echo message="|os.version=${os.version}"/>

			<!-- File separator ("/" on UNIX) -->
			<echo message="|file.separator=${file.separator}"/>

			<!-- Path separator (":" on UNIX) -->
			<echo message="|path.separator=${path.separator}"/>

			<!-- Line separator ("\n" on UNIX) -->
			<echo message="|line.separator=${line.separator}"/>

			<!-- User's account name -->
			<echo message="|user.name=${user.name}"/>

			<!-- User's home directory -->
			<echo message="|user.home=${user.home}"/>

			<!-- User's current working directory -->
			<echo message="|user.dir=${user.dir}"/>

			<!-- =============================== Environment 环境变量 ================================== -->
			<property environment="env"/>
			<echo message="|-- Environment:"/>
			<echo message="|"/>

			<echo message="|PATH={env.PATH}"/>

		</target>
	</project>