ï»??xml version="1.0" encoding="utf-8" standalone="yes"?>国产精品乱码一区二区三区软件,欧美日韩国产中文,日韩一二三四区http://www.aygfsteel.com/codehong1982/codehong's worldzh-cnFri, 16 May 2025 00:26:36 GMTFri, 16 May 2025 00:26:36 GMT60- 设计模å¼çš„å…大原åˆ?/title><link>http://www.aygfsteel.com/codehong1982/archive/2012/08/20/385889.html</link><dc:creator>å»–å®</dc:creator><author>å»–å®</author><pubDate>Mon, 20 Aug 2012 15:09:00 GMT</pubDate><guid>http://www.aygfsteel.com/codehong1982/archive/2012/08/20/385889.html</guid><wfw:comment>http://www.aygfsteel.com/codehong1982/comments/385889.html</wfw:comment><comments>http://www.aygfsteel.com/codehong1982/archive/2012/08/20/385889.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/codehong1982/comments/commentRss/385889.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/codehong1982/services/trackbacks/385889.html</trackback:ping><description><![CDATA[<p><font face="Verdana">single responsibility principleå•ä¸€èŒè´£åŽŸåˆ™<br />open close principleå¼€é—原åˆ?br />liskov substitution principle里æ°æ›¿æ¢åŽŸåˆ™<br />Low of Demete˜qªç±³ç‰ÒŽ³•åˆ?br />interface segregation principle接å£éš”离原则<br />dependence inversion principleä¾èµ–倒置原则</font></p>
<p><font face="Verdana">SOLID<br /><br /></p>
<p>å¼€é—原则：</p>
<p>public interface IBook{<br /> public String getName();<br /> public int getPrice();<br /> public String getAuthor();</p>
<p>}<br />===================================================<br />ž®è¯´ä¹¦ç±çš„æºä»£ç 如下åQ?br />public class NovelBook implements IBook{<br />private String name;</p>
<p>private int price;</p>
<p>private String author;</p>
<p>public NovelBook(String _name,int _price,String _author){</p>
<p>this.name=_name;<br />this.price=_price;<br />this.author=_author;<br />}</p>
<p>public String getAuthor(){<br />return this.author;}</p>
<p>public String getName(){<br />return this.name;}</p>
<p>public int getPrice(){<br />return this.price;}<br />}</p>
<p>}<br />========================================================</p>
<p>销售书¾c：</p>
<p><br />public class BookStore{<br />private final static ArrayList<IBook> bookList= new ArrayList<IBook>();</p>
<p>static{<br />bookList.add(new NovelBook("天龙八部1",3200,"金庸"))åQ?br />bookList.add(new NovelBook("天龙八部2",3200,"金庸"))åQ?br />bookList.add(new NovelBook("天龙八部3",3200,"金庸"))åQ?br />bookList.add(new NovelBook("天龙八部4",3200,"金庸"))åQ?/p>
<p> </p>
<p>}</p>
<p>public static void main(Sting() args){<br /> NumberFormat formatter=NumberFormat2.getCurrencyInstance();<br /> formatter.setMaximunFractionDigits(2);<br /> System.out.println("--------------书店买出åŽÈš„书ç±å¦‚下")åQ?br /> for(IBook book:bookList){</p>
<p>book.getName();<br />book.getAuthor();<br />book.getPrice();<br />}</p>
<p>}<br /><br /></p>
<p><br />}<br /><br /><br /></p>
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