adapter

Author: laileon

src/com/blankj/custom/desingn_pattern/adapter/Adapter.java

@@ -0,0 +1,47 @@
+package com.blankj.custom.desingn_pattern.adapter;
+
+public class Adapter {
+//    public class Scanner{
+//        public void read(Readable material){
+//            material.read();
+//        }
+//    }
+//
+//    public interface Readable{
+//        void read();
+//    }
+//    public class TXT implements Readable{
+//        ...
+//        public void read(){
+//            //读取txt文件
+//        }
+//        ...
+//    }
+//
+//    public class HTML{
+//        public void toReadableFormat(){
+//            //html文件也可以被读取，但是它并没有继承Readable接口，所以无法被Scanner
+//            识别
+//        }
+//    }
+//
+//    //这里才是适配器模式
+//    public class HTMLAdapter implements Readable{
+//        ...
+//        private HTML html;
+//        public HTMLAdapter(HTML html){this.html = html}
+//        public void read(){
+//            html.toReadableFormat();
+//        }
+//        ...
+//    }
+//
+//    //这时候两个文件都可以被读取了
+//    public class Test{
+//        public static void main(String[] args){
+//            Scanner s = new Scanner();
+//            s.read(new TXT());
+//            s.read(new HTMLAdapter(new HTML()));
+//        }
+//    }
+}