修改响应的Category的articles字段类型

src/main/java/cn/celess/blog/entity/model/CategoryModel.java

@@ -0,0 +1,43 @@
+package cn.celess.blog.entity.model;
+
+import cn.celess.blog.entity.Category;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * @Author: 小海
+ * @Date: 2020-03-29 12:18
+ * @Desc:
+ */
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class CategoryModel {
+    private Long id;
+
+    private String name;
+
+    private List<Integer> articles;
+
+
+    public CategoryModel(Category category) {
+        this.id = category.getId();
+        this.name = category.getName();
+        if (category.getArticles() == null || category.getArticles().length() == 0) {
+            articles = null;
+        } else {
+            articles = new ArrayList<>();
+            for (String s : category.getArticles().split(",")) {
+                if ("".equals(s)) {
+                    return;
+                }
+                articles.add(Integer.parseInt(s));
+            }
+        }
+    }
+}