Runtime类

  Runtime run = Runtime.getRuntime();  // 单例设计
    Process pro = run.exec( "freecell.exe"); // 执行程序
    Thread.sleep(2000);  // 看2秒
    pro.destroy();  // 销毁

Runtime run = Runtime.getRuntime();  // 单例设计
    System.out.println( "** 最大的可用内存：" + run.maxMemory());
    System.out.println( "** 总共内存空间：" + run.totalMemory());
    System.out.println( "计算前的空闲的内存空间：" + run.freeMemory());
    String str = "";
     for ( int i = 0; i < 10000; i++) {
      str += i;  // 会产生大量的垃圾
    }
    System.out.println( "计算后的空闲的内存空间：" + run.freeMemory());
    run.gc();  // 进行垃圾收集
    System.out.println( "垃圾收集之后的空闲的内存空间：" + run.freeMemory());

<!--  rapid generator -->
     < dependency >
       < groupId >com.googlecode.rapid-framework </ groupId >
       < artifactId >rapid-generator </ artifactId >
       < version >4.0.5 </ version >
     </ dependency >

GeneratorProperties.load("config.xml");

Runtime.getRuntime().exec(
                                 "cmd.exe /c start " + GeneratorProperties.getRequiredProperty( "outRoot"));