锘??xml version="1.0" encoding="utf-8" standalone="yes"?>国产91在线|亚洲,亚洲日本在线电影,国产精品亚洲视频http://m.tkk7.com/simonshen/category/48249.htmlzh-cnThu, 07 Apr 2011 16:33:19 GMTThu, 07 Apr 2011 16:33:19 GMT60瑙傚療鑰呮ā寮?/title><link>http://m.tkk7.com/simonshen/archive/2011/04/07/347745.html</link><dc:creator>simon.shen</dc:creator><author>simon.shen</author><pubDate>Thu, 07 Apr 2011 14:29:00 GMT</pubDate><guid>http://m.tkk7.com/simonshen/archive/2011/04/07/347745.html</guid><wfw:comment>http://m.tkk7.com/simonshen/comments/347745.html</wfw:comment><comments>http://m.tkk7.com/simonshen/archive/2011/04/07/347745.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/simonshen/comments/commentRss/347745.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/simonshen/services/trackbacks/347745.html</trackback:ping><description><![CDATA[     鎽樿:     姒傚康錛氳瀵熻呮ā寮忓畾涔変簡涓瀵瑰渚濊禆錛岃繖鏍蜂竴鏉ワ紝褰撲竴涓璞℃敼鍙樼姸鎬佹椂錛屽畠鐨勬墍鏈変緷璧栬呴兘浼氭敹鍒伴氱煡騫惰嚜鍔ㄦ洿鏂般?     涓句釜緗戜笂鍟嗗煄鐨勪緥瀛愶紝姣斿寰堝欏懼瀵規煇涓晢鍝佹劅鍏磋叮錛屾妸鍟嗗搧鏀惰棌錛屽綋璇ュ晢鍝侀檷浠楓佷績閿銆佹湁璐т簡絳変簨浠跺彂鐢熸椂錛屽氨浼氬彂Email閫氱煡欏懼銆?     UML鍥?..  <a href='http://m.tkk7.com/simonshen/archive/2011/04/07/347745.html'>闃呰鍏ㄦ枃</a><img src ="http://m.tkk7.com/simonshen/aggbug/347745.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/simonshen/" target="_blank">simon.shen</a> 2011-04-07 22:29 <a href="http://m.tkk7.com/simonshen/archive/2011/04/07/347745.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>絳栫暐妯″紡http://m.tkk7.com/simonshen/archive/2011/04/06/347744.htmlsimon.shensimon.shenWed, 06 Apr 2011 14:56:00 GMThttp://m.tkk7.com/simonshen/archive/2011/04/06/347744.htmlhttp://m.tkk7.com/simonshen/comments/347744.htmlhttp://m.tkk7.com/simonshen/archive/2011/04/06/347744.html#Feedback0http://m.tkk7.com/simonshen/comments/commentRss/347744.htmlhttp://m.tkk7.com/simonshen/services/trackbacks/347744.html    浠庝粖澶╁紑濮嬶紝鎶婂父鐢ㄧ殑璁捐妯″紡閮界畝鍗曠殑鏁寸悊涓閬嶏紝甯屾湜姣忎釜鏄熸湡鑳借嚦灝戞暣鐞?涓ā寮忓惂錛屽厛浠庣畝鍗曠殑絳栫暐妯″紡寮濮嬨?br />     
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    絳栫暐妯″紡寰堢畝鍗曪紝瀹為檯涓婂氨鏄疧O涓殑澶氭侊紝涓句釜渚嬪瓙錛屾煇鍟嗗満瑕佽繘琛屼績閿錛屽浜庢櫘閫氶【瀹㈡墦88鎶橈紝瀵逛簬閾跺崱瀹㈡埛鍦?8鎶樺熀紜涓婂啀婊?00鍑?60錛屽浜庨噾鍗″鎴峰湪88鎶樺熀紜涓婂啀婊?00鍑?00銆?br />     
    UML鍥懼涓嬫墍紺猴細
    

    鎺ュ彛DiscountStrategy浠ｇ爜濡備笅錛?br />     
public interface DiscountStrategy {
    public double discount(double sum);
}

    綾籊eneralDiscountStrategy綾諱唬鐮佸涓嬶細
    
public class GeneralDiscountStrategy implements DiscountStrategy {

    @Override
    public double discount(double sum) {
        return sum * 0.88;
    }

}

    綾籗ilverDiscountStrategy綾諱唬鐮佸涓嬶細
    
public class SilverDiscountStrategy implements DiscountStrategy {

    @Override
    public double discount(double sum) {
        sum = sum * 0.88;
        int t = (int) sum / 400;
        sum = sum - t * 160;
        return sum;
    }
}

    綾籊oldenDiscountStrategy浠ｇ爜濡備笅錛?br />     
public class GoldenDiscountStrategy implements DiscountStrategy {

    @Override
    public double discount(double sum) {
        sum = sum * 0.88;
        int t = (int) sum / 400;
        sum = sum - t * 200;
        return sum;
    }
}

    綾籆ashier浠ｇ爜濡備笅錛?br />     
public class Cashier {
    private DiscountStrategy discountStrategy = new GeneralDiscountStrategy();

    public void getDiscountStrategy(CustomerLevel customerLevel) {
        switch (customerLevel) {
            case GENERAL:
                discountStrategy = new GeneralDiscountStrategy();
                break;
            case SILVER:
                discountStrategy = new SilverDiscountStrategy();
                break;
            case GOLDEN:
                discountStrategy = new GeneralDiscountStrategy();
                break;
        }
    }

    public double calculate(double price, int num) {
        return discountStrategy.discount(price * num);
    }
}


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