From 04ef2b8b1f517e7c4a00e7d5c9bc18b30cf0cddd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=93=A6=E3=80=80=E6=98=B4=E4=B8=96?=
 <26-k-kawara-rootship@it-college.co.jp>
Date: Wed, 21 Oct 2026 12:59:39 +0900
Subject: [PATCH] Basedata

---
 em_oop_kawara/BaseData.java | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 em_oop_kawara/BaseData.java

diff --git a/em_oop_kawara/BaseData.java b/em_oop_kawara/BaseData.java
new file mode 100644
index 0000000..4a5fd0a
--- /dev/null
+++ b/em_oop_kawara/BaseData.java
@@ -0,0 +1,9 @@
+
+public abstract class BaseData{
+	public abstract String toString();
+	public abstract String toCSV();
+	public abstract String getPrimaryKeyValue();
+	
+	
+
+}