Java run > System.getProperties() param list

{
    java.runtime.name = Java(TM) SE Runtime Environment, 
    sun.boot.library.path = /home/qingmang / program / jdk / jre / lib / amd64, 
    java.vm.version = 25.171 - b11, 
    java.vm.vendor = Oracle Corporation,
    java.vendor.url = http: //java.oracle.com/, 
    path.separator=:,
    java.vm.name=Java HotSpot(TM) 64-Bit Server VM,
    file.encoding.pkg=sun.io,
    user.country=CN,
    sun.java.launcher=SUN_STANDARD,
    sun.os.patch.level=unknown,
    java.vm.specification.name=Java Virtual Machine Specification,
    user.dir=/home/qingmang/javacode,
    java.runtime.version=1.8.0_171-b11,
    java.awt.graphicsenv=sun.awt.X11GraphicsEnvironment,
    java.endorsed.dirs=/home/qingmang/program/jdk/jre/lib/endorsed,
    os.arch=amd64,
    java.io.tmpdir=/tmp,
    line.separator=,
    java.vm.specification.vendor = Oracle Corporation,
    os.name = Linux,
    sun.jnu.encoding = UTF - 8,
    java.library.path = /usr/java / packages / lib / amd64: /usr/lib 64: /lib64:/lib: /usr/lib,
    java.specification.name = Java Platform API Specification,
    java.class.version = 52.0,
    sun.management.compiler = HotSpot 64 - Bit Tiered Compilers,
    os.version = 4.15 .0 - 20 - generic,
    user.home = /home/qingmang,
    user.timezone = ,
    java.awt.printerjob = sun.print.PSPrinterJob,
    file.encoding = UTF - 8,
    java.specification.version = 1.8,
    java.class.path = .,
    user.name = qingmang,
    java.vm.specification.version = 1.8,
    sun.java.command = Demo,
    java.home = /home/qingmang / program / jdk / jre,
    sun.arch.data.model = 64,
    user.language = zh,
    java.specification.vendor = Oracle Corporation,
    awt.toolkit = sun.awt.X11.XToolkit,
    java.vm.info = mixed mode,
    java.version = 1.8 .0 _171,
    java.ext.dirs = /home/qingmang / program / jdk / jre / lib / ext: /usr/java / packages / lib / ext,
    sun.boot.class.path = /home/qingmang / program / jdk / jre / lib / resources.jar: /home/qingmang / program / jdk / jre / lib / rt.jar: /home/qingmang / program / jdk / jre / lib / sunrsasign.jar: /home/qingmang / program / jdk / jre / lib / jsse.jar: /home/qingmang / program / jdk / jre / lib / jce.jar: /home/qingmang / program / jdk / jre / lib / charsets.jar: /home/qingmang / program / jdk / jre / lib / jfr.jar: /home/qingmang / program / jdk / jre / classes,
    java.vendor = Oracle Corporation,
    file.separator = /,
    java.vendor.url.bug=http:/ / bugreport.sun.com / bugreport / ,
    sun.io.unicode.encoding = UnicodeLittle,
    sun.cpu.endian = little,
    sun.desktop = gnome,
    sun.cpu.isalist =
}