refactor/#368 : 팩토리 메서드 패턴을 사용하여 각 분석 도메인을 생성하는 팩토리 클래스 생성

BE/exceed/src/main/java/com/gaebaljip/exceed/application/domain/nutritionist/AbstractAnalyzerFactory.java

@@ -0,0 +1,8 @@
+package com.gaebaljip.exceed.application.domain.nutritionist;
+
+import com.gaebaljip.exceed.application.domain.meal.DailyMeal;
+import com.gaebaljip.exceed.application.domain.member.Member;
+
+public abstract class AbstractAnalyzerFactory {
+    public abstract Analyzer createAnalyzer(DailyMeal dailyMeal, Member member);
+}

BE/exceed/src/main/java/com/gaebaljip/exceed/application/domain/nutritionist/CalorieAnalyzerFactory.java

@@ -0,0 +1,22 @@
+package com.gaebaljip.exceed.application.domain.nutritionist;
+
+import com.gaebaljip.exceed.application.domain.meal.DailyMeal;
+import com.gaebaljip.exceed.application.domain.member.Member;
+
+public class CalorieAnalyzerFactory extends AbstractAnalyzerFactory {
+
+    private CalorieAnalyzerFactory() {
+    }
+
+    private static class SingletonHolder{
+        private static final CalorieAnalyzerFactory INSTANCE = new CalorieAnalyzerFactory();
+    }
+
+    public static CalorieAnalyzerFactory getInstance() {
+        return SingletonHolder.INSTANCE;
+    }
+    @Override
+    public CalorieAnalyzer createAnalyzer(DailyMeal dailyMeal, Member member) {
+        return new CalorieAnalyzer(dailyMeal, member);
+    }
+}

BE/exceed/src/main/java/com/gaebaljip/exceed/application/domain/nutritionist/CarbohydrateAnalyzerFactory.java

@@ -0,0 +1,22 @@
+package com.gaebaljip.exceed.application.domain.nutritionist;
+
+import com.gaebaljip.exceed.application.domain.meal.DailyMeal;
+import com.gaebaljip.exceed.application.domain.member.Member;
+
+public class CarbohydrateAnalyzerFactory extends AbstractAnalyzerFactory {
+
+    private CarbohydrateAnalyzerFactory() {
+    }
+
+    private static class SingletonHolder{
+        private static final CarbohydrateAnalyzerFactory INSTANCE = new CarbohydrateAnalyzerFactory();
+    }
+
+    public static CarbohydrateAnalyzerFactory getInstance() {
+        return SingletonHolder.INSTANCE;
+    }
+    @Override
+    public CarbohydrateAnalyzer createAnalyzer(DailyMeal dailyMeal, Member member) {
+        return new CarbohydrateAnalyzer(dailyMeal, member);
+    }
+}

BE/exceed/src/main/java/com/gaebaljip/exceed/application/domain/nutritionist/FatAnalyzerFactory.java

@@ -0,0 +1,23 @@
+package com.gaebaljip.exceed.application.domain.nutritionist;
+
+import com.gaebaljip.exceed.application.domain.meal.DailyMeal;
+import com.gaebaljip.exceed.application.domain.member.Member;
+
+public class FatAnalyzerFactory extends AbstractAnalyzerFactory {
+
+    private FatAnalyzerFactory() {
+    }
+
+    private static class SingletonHolder{
+        private static final FatAnalyzerFactory INSTANCE = new FatAnalyzerFactory();
+    }
+
+    public static FatAnalyzerFactory getInstance() {
+        return SingletonHolder.INSTANCE;
+    }
+
+    @Override
+    public FatAnalyzer createAnalyzer(DailyMeal dailyMeal, Member member) {
+        return new FatAnalyzer(dailyMeal, member);
+    }
+}

BE/exceed/src/main/java/com/gaebaljip/exceed/application/domain/nutritionist/ProteinAnalyzerFactory.java

@@ -0,0 +1,22 @@
+package com.gaebaljip.exceed.application.domain.nutritionist;
+
+import com.gaebaljip.exceed.application.domain.meal.DailyMeal;
+import com.gaebaljip.exceed.application.domain.member.Member;
+
+public class ProteinAnalyzerFactory extends AbstractAnalyzerFactory {
+
+    private ProteinAnalyzerFactory() {
+    }
+
+    private static class SingletonHolder{
+        private static final ProteinAnalyzerFactory INSTANCE = new ProteinAnalyzerFactory();
+    }
+
+    public static ProteinAnalyzerFactory getInstance() {
+        return SingletonHolder.INSTANCE;
+    }
+    @Override
+    public ProteinAnalyzer createAnalyzer(DailyMeal dailyMeal, Member member) {
+        return new ProteinAnalyzer(dailyMeal, member);
+    }
+}