Template method Pattern

gabi2/src/main/kotlin/templateMethodPattern/MathTeacher.kt

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+package templateMethodPattern
+
+class MathTeacher : Teacher() {
+    override fun teach() {
+        println("수학을 가르침니당")
+    }
+}

gabi2/src/main/kotlin/templateMethodPattern/ScienceTeacher.kt

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+package templateMethodPattern
+
+class ScienceTeacher:Teacher() {
+    override fun teach() {
+        println("과학 가르칩니당")
+    }
+}

gabi2/src/main/kotlin/templateMethodPattern/Teacher.kt

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+package templateMethodPattern
+
+abstract class Teacher {
+    fun startClass() {
+        enterClass()
+        attendance()
+        teach()
+        outside()
+    }
+
+    // 공통 메서드
+    private fun enterClass() {
+        println("선생님이 강의실로 들어오심니당.")
+    }
+
+    private fun attendance() {
+        println("선생님이 출석을 부르고 있어용.")
+    }
+
+    private fun outside() {
+        println("수업 끗.")
+    }
+
+    // 추상 메서드
+    abstract fun teach()
+}

gabi2/src/test/kotlin/TeacherTemplateTest.kt

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+import org.junit.jupiter.api.Test
+import templateMethodPattern.MathTeacher
+import templateMethodPattern.ScienceTeacher
+
+@Suppress("NonAsciiCharacters")
+class TeacherTemplateTest {
+    val math = MathTeacher()
+    val science = ScienceTeacher()
+
+    @Test
+    fun `수학수업시간`() {
+        math.startClass()
+        println("======================")
+        science.startClass()
+    }
+
+}