package cn.li.test; public class Test{ public static void main(String[] args){ System.out.println("Test start..."); String testId = System.getProperty("test.id"); System.out.println(testId); System.out.println("Test end..."); } }
[编译]javac -d . Test.java [运行]java -Dtest.id=T00001 -Xms128M -Xmx256M -cp ./ cn.li.test.Test