Java建造者模式，Android建造者模式的AlertDialog

16lz 2021-12-04

在java中的类图：

package com.panda.pattern;/*** * 模拟Android弹出框 * @author hp * */public class AlertDialog {public static class Builder {public Builder() {}public Builder setTitle(String title) {System.out.println("这是标题："+title);return this;}public Builder setIcon(String title) {System.out.println("这是图标："+title);return this;}public AlertDialog show() {return   new AlertDialog();}}}

package com.panda.pattern;import com.sina.build.AlertDialog.Builder;public class Test {public static void main(String[] args) {new AlertDialog.Builder().setTitle("这是标题").setIcon("这是图标").show();}}

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