refactoring as per suggestion

pom.xml

@@ -24,42 +24,48 @@
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-actuator</artifactId>
+			<version>3.0.0</version>
 		</dependency>
 
 		<!-- web development, including Tomcat and spring-webmvc -->
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>
+			<version>3.0.0</version>
 		</dependency>
 
 		<!-- Spring security -->
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-security</artifactId>
+			<version>3.0.0</version>
 		</dependency>
 
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-tomcat</artifactId>
+			<version>3.0.0</version>
 			<scope>provided</scope>
 		</dependency>
 
 		<!-- spring-data-jpa, spring-orm and Hibernate -->
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-data-jpa</artifactId>
+			<version>3.0.0</version>
 		</dependency>
 
 		<dependency>
 			<groupId>com.h2database</groupId>
 			<artifactId>h2</artifactId>
-			<version>1.4.193</version>
+			<version>2.1.214</version>
 		</dependency>
 
 		<!-- spring-test, hamcrest, ... -->
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-test</artifactId>
+			<version>3.0.0</version>
 			<scope>test</scope>
 		</dependency>
 
@@ -73,38 +79,104 @@
 		<dependency>
 			<groupId>com.jayway.jsonpath</groupId>
 			<artifactId>json-path</artifactId>
-			<version>2.4.0</version>
+			<version>2.7.0</version>
 		</dependency>
 		<dependency>
 			<groupId>com.jayway.jsonpath</groupId>
 			<artifactId>json-path-assert</artifactId>
-			<version>0.9.1</version>
+			<version>2.7.0</version>
 			<scope>test</scope>
 		</dependency>
 
 		<!-- integration with Swagger API doc generation http://goo.gl/J5FQDM -->
 		<dependency>
 			<groupId>io.springfox</groupId>
 			<artifactId>springfox-swagger2</artifactId>
-			<version>2.5.0</version>
+			<version>3.0.0</version>
 		</dependency>
 		<dependency>
 			<groupId>io.springfox</groupId>
 			<artifactId>springfox-swagger-ui</artifactId>
-			<version>2.5.0</version>
+			<version>3.0.0</version>
 		</dependency>
 
 		<dependency>
 			<groupId>org.hsqldb</groupId>
 			<artifactId>hsqldb</artifactId>
+			<version>2.7.1</version>
 			<scope>runtime</scope>
 		</dependency>
 
 		<!-- https://mvnrepository.com/artifact/javax.xml.bind/jaxb-api -->
 		<dependency>
 			<groupId>javax.xml.bind</groupId>
 			<artifactId>jaxb-api</artifactId>
-			<version>2.3.0</version>
+			<version>2.4.0-b180830.0359</version>
+		</dependency>
+        <dependency>
+            <groupId>com.khoubyari</groupId>
+            <artifactId>spring-boot-rest-example</artifactId>
+            <version>0.5.0</version>
+        </dependency>
+		<dependency>
+			<groupId>commons-io</groupId>
+			<artifactId>commons-io</artifactId>
+			<version>2.11.0</version>
+		</dependency>
+		<dependency>
+			<groupId>com.google.code.gson</groupId>
+			<artifactId>gson</artifactId>
+			<version>2.10</version>
+		</dependency>
+		<dependency>
+			<groupId>serializable-fn</groupId>
+			<artifactId>serializable-fn</artifactId>
+			<version>1.1.4</version>
+		</dependency>
+		<dependency>
+			<groupId>io.github.portlek</groupId>
+			<artifactId>serializable</artifactId>
+			<version>2.0.0</version>
+		</dependency>
+		<dependency>
+			<groupId>jp.co.ap-com</groupId>
+			<artifactId>spring-oauth2-serializable</artifactId>
+			<version>0.0.2</version>
+		</dependency>
+		<dependency>
+			<groupId>org.danekja</groupId>
+			<artifactId>jdk-serializable-functional</artifactId>
+			<version>1.9.0</version>
+		</dependency>
+		<dependency>
+			<groupId>org.aksw.commons</groupId>
+			<artifactId>aksw-commons-lambdas-serializable</artifactId>
+			<version>0.9.4</version>
+		</dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-actuator</artifactId>
+            <version>1.5.9.RELEASE</version>
+        </dependency>
+		<dependency>
+			<groupId>javax.validation</groupId>
+			<artifactId>validation-api</artifactId>
+			<version>1.1.0.Final</version>
+		</dependency>
+        <dependency>
+            <groupId>com.google.collections</groupId>
+            <artifactId>google-collections</artifactId>
+            <version>18.0</version>
+        </dependency>
+		<dependency>
+			<groupId>com.google.collections</groupId>
+			<artifactId>google-collections</artifactId>
+			<version>1.0</version>
 		</dependency>
 	</dependencies>
 
@@ -135,4 +207,11 @@
 			</plugin>
 		</plugins>
 	</build>
+	<repositories>
+		<repository>
+			<id>clojars</id>
+			<name>Clojars</name>
+			<url>https://repo.clojars.org/</url>
+		</repository>
+	</repositories>
 </project>

src/main/java/com/khoubyari/example/api/rest/docs/SwaggerConfig.java

@@ -1,17 +1,9 @@
 package com.khoubyari.example.api.rest.docs;
 
-import com.google.common.base.Predicates;
-
-import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
-
 import springfox.documentation.builders.ApiInfoBuilder;
-import springfox.documentation.builders.PathSelectors;
-import springfox.documentation.builders.RequestHandlerSelectors;
 import springfox.documentation.service.ApiInfo;
-import springfox.documentation.spi.DocumentationType;
-import springfox.documentation.spring.web.plugins.Docket;
 import springfox.documentation.swagger2.annotations.EnableSwagger2;
 
 
@@ -20,16 +12,16 @@
 @ComponentScan("com.khoubyari.example.api.rest")
 public class SwaggerConfig {
 
-
-    @Bean
-    public Docket api() {
-        return new Docket(DocumentationType.SWAGGER_2)
-                .select()
-                        .apis(RequestHandlerSelectors.any())
-                .paths(Predicates.not(PathSelectors.regex("/error")))
-                .build()
-                .apiInfo(apiInfo());
-    }
+//
+//    @Bean
+//    public Docket api() {
+//        return new Docket(DocumentationType.SWAGGER_2)
+//                .select()
+//                        .apis(RequestHandlerSelectors.any())
+//                .paths(Predicates.not(PathSelectors.regex("/error")))
+//                .build()
+//                .apiInfo(apiInfo());
+//    }
 
 
     private ApiInfo apiInfo() {

src/main/java/com/khoubyari/example/domain/Hotel.java

@@ -1,7 +1,10 @@
 package com.khoubyari.example.domain;
 
-import javax.persistence.*;
-import javax.xml.bind.annotation.*;
+import jakarta.persistence.*;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlRootElement;
 
 /*
  * a simple domain entity doubling as a DTO

src/main/java/com/khoubyari/example/model/CardholderName.java

@@ -0,0 +1,20 @@
+package com.khoubyari.example.model;
+
+import org.codehaus.jackson.annotate.JsonProperty;
+
+public class CardholderName<T> {
+
+    @JsonProperty("key")
+    public T key;
+
+    public T getKey(){
+        return key;
+    }
+
+    @Override
+    public String toString() {
+        return "CardholderName{" +
+                "key=" + key +
+                '}';
+    }
+}

src/main/java/com/khoubyari/example/model/NotificationData.java

@@ -0,0 +1,48 @@
+package com.khoubyari.example.model;
+
+import javax.annotation.Nullable;
+import java.io.Serializable;
+import java.util.Optional;
+
+public class NotificationData implements Serializable {
+
+    private String key;
+
+    private String value;
+
+    private String valueType;
+
+    public String getKey() {
+        return key;
+    }
+
+    public void setKey(String key) {
+        this.key = key;
+    }
+
+    public String getValue() {
+        return value;
+    }
+
+    public void setValue(String value) {
+        this.value = value;
+    }
+
+    @Nullable
+    public Optional<String> getValueType() {
+        return Optional.ofNullable(valueType);
+    }
+
+    public void setValueType(String valueType) {
+        this.valueType = valueType;
+    }
+
+    @Override
+    public String toString() {
+        return "NotificationData{" +
+                "key='" + key + '\'' +
+                ", value='" + value + '\'' +
+                ", valueType='" + valueType + '\'' +
+                '}';
+    }
+}

src/main/java/com/khoubyari/example/model/NotificationDataMap.java

@@ -0,0 +1,45 @@
+package com.khoubyari.example.model;
+
+import java.util.List;
+
+public class NotificationDataMap {
+
+    private String templateCode;
+
+    private String templateId;
+
+    private List<NotificationData> notificationDataList;
+
+    public String getTemplateCode() {
+        return templateCode;
+    }
+
+    public void setTemplateCode(String templateCode) {
+        this.templateCode = templateCode;
+    }
+
+    public String getTemplateId() {
+        return templateId;
+    }
+
+    public void setTemplateId(String templateId) {
+        this.templateId = templateId;
+    }
+
+    public List<NotificationData> getNotificationDataList() {
+        return notificationDataList;
+    }
+
+    public void setNotificationDataList(List<NotificationData> notificationDataList) {
+        this.notificationDataList = notificationDataList;
+    }
+
+    @Override
+    public String toString() {
+        return "NotificationDataMap{" +
+                "templateCode='" + templateCode + '\'' +
+                ", templateId='" + templateId + '\'' +
+                ", notificationDataList=" + notificationDataList +
+                '}';
+    }
+}

src/main/java/com/khoubyari/example/model/TableTestItem.java

@@ -0,0 +1,36 @@
+package com.khoubyari.example.model;
+
+import org.codehaus.jackson.annotate.JsonProperty;
+
+public class TableTestItem {
+
+    @JsonProperty("desc")
+    private String description;
+
+    @JsonProperty("no")
+    private String number;
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public String getNumber() {
+        return number;
+    }
+
+    public void setNumber(String number) {
+        this.number = number;
+    }
+
+    @Override
+    public String toString() {
+        return "TableTestItem{" +
+                "description='" + description + '\'' +
+                ", number='" + number + '\'' +
+                '}';
+    }
+}