out.println((String)AccessController.doPrivileged (
new GetPropertyAction("file.encoding")
));
out.println("------<br/>");
Properties p=System.getProperties();
Set keys=p.keySet();
Iterator iterator=keys.iterator();
out.println("---"+keys.size()+"---<br/>");
for(;iterator.hasNext();){
String key=(String)iterator.next();
out.println(key+"***"+p.getProperty(key)+"--<br/>");
}
%>
===========<br/>
通過(guò)系統(tǒng)的屬性獲取文件系統(tǒng)的編碼：
GBK ------
---65---
java.runtime.name***Java(TM) SE Runtime Environment--
sun.boot.library.path***D:\javatools\Java\jdk1.6.0\jre\bin--
java.vm.version***0.2-b02-internal, 19.0-b04-internal--
shared.loader***${catalina.base}/shared/classes,${catalina.base}/shared/lib/*.jar--
java.vm.vendor***Sun Microsystems Inc.--
java.vendor.url***http://java.sun.com/--
path.separator***;--
tomcat.util.buf.StringCache.byte.enabled***true--
java.vm.name***Dynamic Code Evolution Client VM--
file.encoding.pkg***sun.io--
sun.java.launcher***SUN_STANDARD--
user.country***CN--
sun.os.patch.level***Service Pack 3--
java.vm.specification.name***Java Virtual Machine Specification--
user.dir***D:\web_development\apache-tomcat-5.5.31\bin--
java.runtime.version***1.6.0-b105--
java.awt.graphicsenv***sun.awt.Win32GraphicsEnvironment--
java.endorsed.dirs***D:\web_development\apache-tomcat-5.5.31/common/endorsed--
os.arch***x86--
java.io.tmpdir***D:\web_development\apache-tomcat-5.5.31\temp--
line.separator*** --
java.vm.specification.vendor***Sun Microsystems Inc.--
java.naming.factory.url.pkgs***org.apache.naming--
user.variant***--
os.name***Windows XP--
sun.jnu.encoding***GBK--
java.library.path***D:\javatools\Java\jdk1.6.0\bin;D:\web_development\apache-tomcat-5.5.31\bin--
java.specification.name***Java Platform API Specification--
java.class.version***50.0--
sun.management.compiler***HotSpot Client Compiler--
sun.io.useCanonCaches***false--
os.version***5.1--
gsomo.root***D:\web_development\apache-tomcat-5.5.31\webapps\gsomoOA\--
user.home***C:\Documents and Settings\Administrator--
catalina.useNaming***true--
user.timezone***Asia/Shanghai--
java.awt.printerjob***sun.awt.windows.WPrinterJob--
file.encoding***GBK--
java.specification.version***1.6--
catalina.home***D:\web_development\apache-tomcat-5.5.31--
java.class.path***D:\web_development\apache-tomcat-5.5.31/bin/bootstrap.jar;D:\javatools\Java\jdk1.6.0/lib/tools.jar--
user.name***Administrator--
java.naming.factory.initial***org.apache.naming.java.javaURLContextFactory--
package.definition***sun.,java.,org.apache.catalina.,org.apache.coyote.,org.apache.tomcat.,org.apache.jasper.--
java.vm.specification.version***1.0--
java.home***D:\javatools\Java\jdk1.6.0\jre--
sun.arch.data.model***32--
user.language***zh--
java.specification.vendor***Sun Microsystems Inc.--
awt.toolkit***sun.awt.windows.WToolkit--
java.vm.info***mixed mode--
java.version***1.6.0--
java.ext.dirs***D:\javatools\Java\jdk1.6.0\jre\lib\ext;C:\WINDOWS\Sun\Java\lib\ext--
sun.boot.class.path***D:\javatools\Java\jdk1.6.0\jre\lib\resources.jar;D:\javatools\Java\jdk1.6.0\jre\lib\rt.jar;D:\javatools\Java\jdk1.6.0\jre\lib\sunrsasign.jar;D:\javatools\Java\jdk1.6.0\jre\lib\jsse.jar;D:\javatools\Java\jdk1.6.0\jre\lib\jce.jar;D:\javatools\Java\jdk1.6.0\jre\lib\charsets.jar;D:\javatools\Java\jdk1.6.0\jre\lib\modules\jdk.boot.jar;D:\javatools\Java\jdk1.6.0\jre\classes--
server.loader***${catalina.home}/server/classes,${catalina.home}/server/lib/*.jar--
java.vendor***Sun Microsystems Inc.--
catalina.base***D:\web_development\apache-tomcat-5.5.31--
file.separator***\--
java.vendor.url.bug***http://java.sun.com/cgi-bin/bugreport.cgi--
common.loader***${catalina.home}/common/classes,${catalina.home}/common/i18n/*.jar,${catalina.home}/common/endorsed/*.jar,${catalina.home}/common/lib/*.jar--
sun.io.unicode.encoding***UnicodeLittle--
sun.cpu.endian***little--
package.access***sun.,org.apache.catalina.,org.apache.coyote.,org.apache.tomcat.,org.apache.jasper.,sun.beans.--
sun.desktop***windows--
sun.cpu.isalist***pentium_pro+mmx pentium_pro pentium+mmx pentium i486 i386 i86--
===========
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