From ed972eb8071600379ee09f67dc2b2d147fe15d05 Mon Sep 17 00:00:00 2001
From: haerong22 <haerong22@naver.com>
Date: Sat, 5 Mar 2022 15:00:55 +0900
Subject: [PATCH] refactoring : global data - encapsulate variable

---
 .../_05_global_data/_00_before/Home.java      | 10 ++++
 .../_00_before/Thermostats.java               | 15 ++++++
 .../_17_encapsulate_variable/Home.java        | 10 ++++
 .../_17_encapsulate_variable/Thermostats.java | 46 +++++++++++++++++++
 4 files changed, 81 insertions(+)
 create mode 100644 refactoring/src/main/java/com/example/refactoring/_05_global_data/_00_before/Home.java
 create mode 100644 refactoring/src/main/java/com/example/refactoring/_05_global_data/_00_before/Thermostats.java
 create mode 100644 refactoring/src/main/java/com/example/refactoring/_05_global_data/_17_encapsulate_variable/Home.java
 create mode 100644 refactoring/src/main/java/com/example/refactoring/_05_global_data/_17_encapsulate_variable/Thermostats.java

diff --git a/refactoring/src/main/java/com/example/refactoring/_05_global_data/_00_before/Home.java b/refactoring/src/main/java/com/example/refactoring/_05_global_data/_00_before/Home.java
new file mode 100644
index 00000000..f7b130e7
--- /dev/null
+++ b/refactoring/src/main/java/com/example/refactoring/_05_global_data/_00_before/Home.java
@@ -0,0 +1,10 @@
+package com.example.refactoring._05_global_data._00_before;
+
+public class Home {
+
+    public static void main(String[] args) {
+        System.out.println(Thermostats.targetTemperature);
+        Thermostats.targetTemperature = -1111600;
+        Thermostats.fahrenheit = false;
+    }
+}
diff --git a/refactoring/src/main/java/com/example/refactoring/_05_global_data/_00_before/Thermostats.java b/refactoring/src/main/java/com/example/refactoring/_05_global_data/_00_before/Thermostats.java
new file mode 100644
index 00000000..b14872b7
--- /dev/null
+++ b/refactoring/src/main/java/com/example/refactoring/_05_global_data/_00_before/Thermostats.java
@@ -0,0 +1,15 @@
+package com.example.refactoring._05_global_data._00_before;
+
+public class Thermostats {
+
+    public static Integer targetTemperature = 70;
+
+    public static Boolean heating = true;
+
+    public static Boolean cooling = false;
+
+    public static Boolean fahrenheit = true;
+
+
+
+}
diff --git a/refactoring/src/main/java/com/example/refactoring/_05_global_data/_17_encapsulate_variable/Home.java b/refactoring/src/main/java/com/example/refactoring/_05_global_data/_17_encapsulate_variable/Home.java
new file mode 100644
index 00000000..ea64cb43
--- /dev/null
+++ b/refactoring/src/main/java/com/example/refactoring/_05_global_data/_17_encapsulate_variable/Home.java
@@ -0,0 +1,10 @@
+package com.example.refactoring._05_global_data._17_encapsulate_variable;
+
+public class Home {
+
+    public static void main(String[] args) {
+        System.out.println(Thermostats.getTargetTemperature());
+        Thermostats.setTargetTemperature(68);
+        Thermostats.setFahrenheit(false);
+    }
+}
diff --git a/refactoring/src/main/java/com/example/refactoring/_05_global_data/_17_encapsulate_variable/Thermostats.java b/refactoring/src/main/java/com/example/refactoring/_05_global_data/_17_encapsulate_variable/Thermostats.java
new file mode 100644
index 00000000..97f1cf47
--- /dev/null
+++ b/refactoring/src/main/java/com/example/refactoring/_05_global_data/_17_encapsulate_variable/Thermostats.java
@@ -0,0 +1,46 @@
+package com.example.refactoring._05_global_data._17_encapsulate_variable;
+
+public class Thermostats {
+
+    private static Integer targetTemperature = 70;
+
+    private static Boolean heating = true;
+
+    private static Boolean cooling = false;
+
+    private static Boolean fahrenheit = true;
+
+
+    public static Integer getTargetTemperature() {
+        return targetTemperature;
+    }
+
+    public static void setTargetTemperature(Integer targetTemperature) {
+        // TODO validation ....
+        Thermostats.targetTemperature = targetTemperature;
+    }
+
+    public static Boolean getHeating() {
+        return heating;
+    }
+
+    public static void setHeating(Boolean heating) {
+        Thermostats.heating = heating;
+    }
+
+    public static Boolean getCooling() {
+        return cooling;
+    }
+
+    public static void setCooling(Boolean cooling) {
+        Thermostats.cooling = cooling;
+    }
+
+    public static Boolean getFahrenheit() {
+        return fahrenheit;
+    }
+
+    public static void setFahrenheit(Boolean fahrenheit) {
+        Thermostats.fahrenheit = fahrenheit;
+    }
+}