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10 lines
315 B
10 lines
315 B
package com.example.datacollect.model;
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import java.util.List;
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// 定义数据访问接口，解耦 Command 和具体 List 实现
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public interface DataService {
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void saveArticle(Article article);
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List<Article> getAllArticles();
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void clear();
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//新增删除方法
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void removeArticle(int index);
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}
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