接口使用泛型使其看到响应属性字段

ruoyi-common/src/main/java/com/ruoyi/common/core/domain/R.java

@@ -0,0 +1,104 @@
+package com.ruoyi.common.core.domain;
+
+import java.io.Serializable;
+
+/**
+ * 响应信息主体
+ *
+ * @author ruoyi
+ */
+public class R<T> implements Serializable
+{
+    private static final long serialVersionUID = 1L;
+
+    /** 成功 */
+    public static final int SUCCESS = 0;
+
+    /** 失败 */
+    public static final int FAIL = 500;
+
+    private int code;
+
+    private String msg;
+
+    private T data;
+
+    public static <T> R<T> ok()
+    {
+        return restResult(null, SUCCESS, "操作成功");
+    }
+
+    public static <T> R<T> ok(T data)
+    {
+        return restResult(data, SUCCESS, "操作成功");
+    }
+
+    public static <T> R<T> ok(T data, String msg)
+    {
+        return restResult(data, SUCCESS, msg);
+    }
+
+    public static <T> R<T> fail()
+    {
+        return restResult(null, FAIL, "操作失败");
+    }
+
+    public static <T> R<T> fail(String msg)
+    {
+        return restResult(null, FAIL, msg);
+    }
+
+    public static <T> R<T> fail(T data)
+    {
+        return restResult(data, FAIL, "操作失败");
+    }
+
+    public static <T> R<T> fail(T data, String msg)
+    {
+        return restResult(data, FAIL, msg);
+    }
+
+    public static <T> R<T> fail(int code, String msg)
+    {
+        return restResult(null, code, msg);
+    }
+
+    private static <T> R<T> restResult(T data, int code, String msg)
+    {
+        R<T> apiResult = new R<>();
+        apiResult.setCode(code);
+        apiResult.setData(data);
+        apiResult.setMsg(msg);
+        return apiResult;
+    }
+
+    public int getCode()
+    {
+        return code;
+    }
+
+    public void setCode(int code)
+    {
+        this.code = code;
+    }
+
+    public String getMsg()
+    {
+        return msg;
+    }
+
+    public void setMsg(String msg)
+    {
+        this.msg = msg;
+    }
+
+    public T getData()
+    {
+        return data;
+    }
+
+    public void setData(T data)
+    {
+        this.data = data;
+    }
+}