java.runtime.name=Java(TM) 2 Runtime Environment, Stand...
sun.boot.library.path=D:\j2sdk1.4.1_03\jre\bin
java.vm.version=1.4.1_03-b02
java.vm.vendor=Sun Microsystems Inc.
java.vendor.url=http://java.sun.com/
path.separator=;
java.vm.name=Java HotSpot(TM) Client VM
file.encoding.pkg=sun.io
user.country=CN
sun.os.patch.level=Service Pack 3
java.vm.specification.name=Java Virtual Machine Specification
java.runtime.version=1.4.1_03-b02
java.awt.graphicsenv=sun.awt.Win32GraphicsEnvironment
java.endorsed.dirs=D:\j2sdk1.4.1_03\jre\lib\endorsed
os.arch=x86
line.separator=
java.vm.specification.vendor=Sun Microsystems Inc.
user.variant=
java.naming.factory.url.pkgs=org.apache.naming
os.name=Windows 2000
sun.java2d.fontpath=
java.library.path=D:\j2sdk1.4.1_03\bin;.;D:\WINNT\Syste...
java.specification.name=Java Platform API Specification
java.class.version=48.0
java.util.prefs.PreferencesFactory=java.util.prefs.WindowsPreferencesFac...
os.version=5.0
user.home=D:\Documents and Settings\administrator
user.timezone=Asia/Shanghai
catalina.useNaming=true
java.awt.printerjob=sun.awt.windows.WPrinterJob
file.encoding=GBK
java.specification.version=1.4
catalina.home=E:/Program Files/JBuilder7/jakarta-to...
user.name=chenyan
java.class.path=D:\Program Files\Apache Tomcat 4.0\bi...
java.naming.factory.initial=org.apache.naming.java.javaURLContext...
axis.enableListQuery=true
java.vm.specification.version=1.0
sun.arch.data.model=32
java.home=D:\j2sdk1.4.1_03\jre
java.specification.vendor=Sun Microsystems Inc.
user.language=zh
awt.toolkit=sun.awt.windows.WToolkit
java.vm.info=mixed mode
java.version=1.4.1_03
java.ext.dirs=D:\j2sdk1.4.1_03\jre\lib\ext
sun.boot.class.path=D:\j2sdk1.4.1_03\jre\lib\rt.jar;D:\j2...
java.vendor=Sun Microsystems Inc.
如果想插入信息，如編寫JavaMail時需要插入props.pout( “ mail.smtp.host ” ,"smtp.163.com");