accptest.java

来自「关于java面向对象系统分析方面的课件」· Java 代码 · 共 20 行

/*
 * s2jsp.sg.ch04.AccpTest.java
 * 2007-5-29
 * 4u^j2JavaJavaL
 */
package s2Java.sg.ch03;

public class AccpTest {
	public static void main(String[] args) {
		//创建中心实例
		AccpSchool3 school = new AccpSchool3();
		//为该中心配备黑白打印机
		school.setPrinter(new BlackPrinter());
		school.print(school); 
		//为该中心配备彩色打印机
		school.setPrinter(new ColorPrinter());
		school.print(school);
	}
}