jackson json 수정 및 xml 추가

pom.xml

 			<artifactId>jackson-databind</artifactId>
 			<version>${jackson.version}</version>
 		</dependency>
+		<!-- 파일 포맷 XML -->
+		<dependency>
+			<groupId>com.fasterxml.jackson.dataformat</groupId>
+			<artifactId>jackson-dataformat-xml</artifactId>
+			<version>${jackson.version}</version>
+		</dependency>
+		<!-- 파일 포맷 JSON -->
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>

src/main/java/kr/co/swh/lecture/opensource/jackson/JacksonMain.java

 package kr.co.swh.lecture.opensource.jackson;
 
 import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
 
+import com.fasterxml.jackson.annotation.JsonInclude.Include;
 import com.fasterxml.jackson.databind.ObjectMapper;
 
 /**
  * <pre>
  * kr.co.swh.lecture.opensource.jackson
- * JacksonMain.java
+ * JacksonJsonMain.java
  *
- * 설명 :Jackson 예제
+ * 설명 :Jackson Json 예제
  * </pre>
  * 
  * @since : 2018. 1. 29.
 	@SuppressWarnings("static-access")
 	public JacksonMain(){
 		is = Thread.currentThread().getContextClassLoader().getSystemResourceAsStream("json.json");
+		mapper.setSerializationInclusion(Include.NON_NULL);		//	Serialize 시에 무시, Deserialize 시에 초기값
 	}
 	
-	public void print() throws Exception{
+	public void deserialize() throws Exception{
 		StudentList value = mapper.readValue(is, StudentList.class);
 		System.out.println(value);
 	}
 	
-	public void write() throws Exception{
+	public void serialize() throws Exception{
+		StudentList list = new StudentList();
+		List<Student> studentList = new ArrayList<Student>();
+		
 		Student s1 = new Student();
 		s1.setName("돌쌤");
 		s1.setAge(18);
-		System.out.println(mapper.writeValueAsString(s1));
+		List<String> addressList = new ArrayList<String>();
+		addressList.add("안흥");
+		addressList.add("증포");
+		s1.setAddresses(addressList);
+		studentList.add(s1);
+		
+		Student s2 = new Student();
+		s2.setName("하마쌤");
+		s2.setAge(28);
+		studentList.add(s2);
+		
+		list.setStudents(studentList);
+		System.out.println(mapper.writeValueAsString(list));
 	}
 	
 	public static void main(String[] args) throws Exception  {
 		// TODO Auto-generated method stub
 		JacksonMain jackson = new JacksonMain();
-		jackson.print();
-		jackson.write();
+		jackson.deserialize();
+		jackson.serialize();
 	}
-
-}
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/Student.java

 public class Student {
 	private String name;
 	private int age;
-	private List<String> address;
-}
+	private List<String> addresses;
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/StudentList.java

 @Data
 public class StudentList {
 	private List<Student> students;
-}
+	private String academyName;
+	private String location;
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/architecture/IService.java

+package kr.co.swh.lecture.opensource.jackson.architecture; 
+
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.architecture 
+ * IService.java
+ *
+ * 설명 :
+ * </pre>
+ * 
+ * @since : 2019. 3. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+public interface IService {
+	public void deserialize() throws Exception;
+	public void serialize() throws Exception;
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/architecture/Jackson.java

+package kr.co.swh.lecture.opensource.jackson.architecture;
+
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.dataformat.xml.XmlMapper;
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.architecture
+ * Jackson.java
+ *
+ * 설명 :Jackson Json 예제
+ * </pre>
+ * 
+ * @since : 2018. 1. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+public class Jackson implements IService{
+	
+	private ObjectMapper mapper;
+	private InputStream is;
+	
+	@SuppressWarnings("static-access")
+	public Jackson(String fileName){
+		String suffixName = fileName.substring(fileName.length()-4, fileName.length());
+		if(suffixName.equalsIgnoreCase("json")) {
+			mapper = new ObjectMapper();
+		}else {
+			mapper = new XmlMapper();
+			mapper.enable(SerializationFeature.INDENT_OUTPUT);
+		}
+		is = Thread.currentThread().getContextClassLoader().getSystemResourceAsStream(fileName);
+	}
+	
+	@Override
+	public void deserialize() throws Exception {
+		// TODO Auto-generated method stub
+		StudentList value = mapper.readValue(is, StudentList.class);
+		System.out.println(value);
+	}
+	
+	@Override
+	public void serialize() throws Exception {
+		// TODO Auto-generated method stub
+		StudentList list = new StudentList();
+		List<Student> studentList = new ArrayList<Student>();
+		
+		Student s1 = new Student();
+		s1.setN("돌쌤");
+		s1.setAge(18);
+		List<String> addressList = new ArrayList<String>();
+		addressList.add("안흥");
+		addressList.add("증포");
+		s1.setAddresses(addressList);
+		studentList.add(s1);
+		
+		Student s2 = new Student();
+		s2.setN("하마쌤");
+		s2.setAge(28);
+		studentList.add(s2);
+		
+		list.setStudent(studentList);
+		System.out.println(mapper.writeValueAsString(list));
+	}
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/architecture/JacksonMain.java

+package kr.co.swh.lecture.opensource.jackson.architecture;
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.architecture
+ * JacksonJsonMain.java
+ *
+ * 설명 :Jackson Json 예제
+ * </pre>
+ * 
+ * @since : 2018. 1. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+public class JacksonMain {
+	
+	public static void main(String[] args) throws Exception  {
+		// TODO Auto-generated method stub
+		IService service = new Jackson("json.json");
+		
+		service = new Jackson("xml.xml");
+		service.deserialize();
+		service.serialize();
+	}
+
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/architecture/Student.java

+package kr.co.swh.lecture.opensource.jackson.architecture;
+
+import java.util.List;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
+
+import lombok.Data;
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.architecture 
+ * Student.java
+ *
+ * 설명 :Jackson 예제
+ * </pre>
+ * 
+ * @since : 2018. 1. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+@Data
+@JacksonXmlRootElement(localName = "student")	//	루트 엘리먼트 이름
+public class Student {
+	//	Serialize 에는 멤버변수 'n'이 JSON과 XML의 'name'으로 설정
+	//	Deserialize 에는 JSON과 XML의 'name'에 대한 값이 멤버변수 'n'으로 설정
+	@JsonProperty("name")
+	@JacksonXmlProperty(localName = "name")
+	private String n;
+	
+	@JsonIgnore		//	Serialize 시에 무시, Deserialize 시에 초기값
+	private int age;
+	
+	@JsonProperty("addresses")
+	@JsonInclude(JsonInclude.Include.NON_NULL)	//	Null이면 무시
+	private List<String> addresses;
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/architecture/StudentList.java

+package kr.co.swh.lecture.opensource.jackson.architecture;
+
+import java.util.List;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlElementWrapper;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
+
+import lombok.Data;
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.architecture 
+ * StudentList.java
+ *
+ * 설명 :StudentList 예제
+ * </pre>
+ * 
+ * @since : 2018. 1. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+@Data
+@JacksonXmlRootElement(localName = "students")
+@JsonIgnoreProperties({ "academyName", "location" })	//	Serializer/Deserialize 시 제외시킬 프로퍼티를 지정
+public class StudentList {
+	@JacksonXmlProperty		//	xml의 엘리먼트임을 명시, 엘리먼트 이름을 지정하지 않으면 멤버변수인 'student'로 지정
+    @JacksonXmlElementWrapper(useWrapping = false)	//	컬렉션에 요소가 없을 때 에러방지, 빈 엘리먼트 생성
+	@JsonProperty("students")
+	private List<Student> student;
+	private String academyName;
+	private String location;
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/json/JacksonMain.java

+package kr.co.swh.lecture.opensource.jackson.json;
+
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.json
+ * JacksonMain.java
+ *
+ * 설명 :Jackson Json 예제
+ * </pre>
+ * 
+ * @since : 2018. 1. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+public class JacksonMain {
+	
+	private ObjectMapper mapper = new ObjectMapper();
+	private InputStream is;
+	
+	@SuppressWarnings("static-access")
+	public JacksonMain(){
+		is = Thread.currentThread().getContextClassLoader().getSystemResourceAsStream("json.json");
+	}
+	
+	public void deserialize() throws Exception{
+		StudentList value = mapper.readValue(is, StudentList.class);
+		System.out.println(value);
+	}
+	
+	public void serialize() throws Exception{
+		StudentList list = new StudentList();
+		List<Student> studentList = new ArrayList<Student>();
+		
+		Student s1 = new Student();
+		s1.setN("돌쌤");
+		s1.setAge(18);
+		List<String> addressList = new ArrayList<String>();
+		addressList.add("안흥");
+		addressList.add("증포");
+		s1.setAddresses(addressList);
+		studentList.add(s1);
+		
+		Student s2 = new Student();
+		s2.setN("하마쌤");
+		s2.setAge(28);
+		studentList.add(s2);
+		
+		list.setStudent(studentList);
+		System.out.println(mapper.writeValueAsString(list));
+	}
+	
+	public static void main(String[] args) throws Exception  {
+		// TODO Auto-generated method stub
+		JacksonMain jackson = new JacksonMain();
+		jackson.deserialize();
+		jackson.serialize();
+	}
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/json/Student.java

+package kr.co.swh.lecture.opensource.jackson.json;
+
+import java.util.List;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import lombok.Data;
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.json
+ * Student.java
+ *
+ * 설명 :Jackson 예제
+ * </pre>
+ * 
+ * @since : 2018. 1. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+@Data
+public class Student {
+	//	Serialize 에는 멤버변수 'n'이 JSON의 'name'키로 설정
+	//	Deserialize 에는 'name'키에 대한 값이 멤버변수 'n'으로 설정
+	@JsonProperty("name")
+	private String n;
+	
+	@JsonIgnore		//	Serialize 시에 무시, Deserialize 시에 초기값
+	private int age;
+	
+	@JsonInclude(JsonInclude.Include.NON_NULL)	//	Null이면 무시
+	@JsonProperty("addresses")	//	멤버변수와 같으면 생략가능
+	private List<String> addresses;
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/json/StudentList.java

+package kr.co.swh.lecture.opensource.jackson.json;
+
+import java.util.List;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import lombok.Data;
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.json
+ * StudentList.java
+ *
+ * 설명 :StudentList 예제
+ * </pre>
+ * 
+ * @since : 2018. 1. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+@Data
+@JsonIgnoreProperties({ "academyName", "location" })	//	Serialize 시에 제외, Deserialize 시에 초기값
+public class StudentList {
+	@JsonProperty("students")
+	private List<Student> student;
+	private String academyName;
+	private String location;
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/xml/JacksonMain.java

+package kr.co.swh.lecture.opensource.jackson.xml;
+
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.dataformat.xml.XmlMapper;
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.xml
+ * JacksonXmlMain.java
+ *
+ * 설명 :Jackson 예제
+ * </pre>
+ * 
+ * @since : 2018. 1. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+public class JacksonMain {
+	
+	private ObjectMapper mapper = new XmlMapper();
+	private InputStream is;
+	
+	@SuppressWarnings("static-access")
+	public JacksonMain(){
+		mapper.enable(SerializationFeature.INDENT_OUTPUT);
+		/**
+		 * 	SerializationFeature.INDENT_OUTPUT 옵션은,
+		 * <Student>
+  				<name>돌쌤</name>
+  				<age>18</age>
+			</Student>
+			형태로 출력
+		 * */
+		is = Thread.currentThread().getContextClassLoader().getSystemResourceAsStream("xml.xml");
+	}
+	
+	public void deserialize() throws Exception{
+		StudentList value = mapper.readValue(is, StudentList.class);
+		System.out.println(value);
+	}
+	
+	public void serialize() throws Exception{
+		StudentList list = new StudentList();
+		List<Student> studentList = new ArrayList<Student>();
+		
+		Student s1 = new Student();
+		s1.setN("돌쌤");
+		s1.setAge(18);
+		List<String> addressList = new ArrayList<String>();
+		addressList.add("안흥");
+		addressList.add("증포");
+		s1.setAddresses(addressList);
+		studentList.add(s1);
+		
+		Student s2 = new Student();
+		s2.setN("하마쌤");
+		s2.setAge(28);
+		studentList.add(s2);
+		
+		list.setStudent(studentList);
+		System.out.println(mapper.writeValueAsString(list));
+	}
+	
+	public static void main(String[] args) throws Exception  {
+		// TODO Auto-generated method stub
+		JacksonMain jackson = new JacksonMain();
+		jackson.deserialize();
+		jackson.serialize();
+	}
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/xml/Student.java

+package kr.co.swh.lecture.opensource.jackson.xml;
+
+import java.util.List;
+
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
+
+import lombok.Data;
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.xml
+ * Student.java
+ *
+ * 설명 :Jackson 예제
+ * </pre>
+ * 
+ * @since : 2018. 1. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+@Data
+@JacksonXmlRootElement(localName = "student")	//	루트 엘리먼트 이름
+public class Student {
+	//	Serialize 에는 멤버변수 'n'이 XML의 'name'엘리먼트로 설정
+	//	Deserialize 에는 'name'엘리먼트에 대한 값이 멤버변수 'n'으로 설정
+	@JacksonXmlProperty(localName = "name")
+	private String n;
+	private int age;
+	private List<String> addresses;
+}

src/main/java/kr/co/swh/lecture/opensource/jackson/xml/StudentList.java

+package kr.co.swh.lecture.opensource.jackson.xml;
+
+import java.util.List;
+
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlElementWrapper;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
+
+import lombok.Data;
+
+/**
+ * <pre>
+ * kr.co.swh.lecture.opensource.jackson.xml
+ * StudentList.java
+ *
+ * 설명 :StudentList 예제
+ * </pre>
+ * 
+ * @since : 2018. 1. 29.
+ * @author : tobby48
+ * @version : v1.0
+ */
+@Data
+@JacksonXmlRootElement(localName = "students")	//	루트 엘리먼트 이름
+public class StudentList {
+	@JacksonXmlProperty		//	xml의 엘리먼트임을 명시, 엘리먼트 이름을 지정하지 않으면 멤버변수인 'student'로 지정
+    @JacksonXmlElementWrapper(useWrapping = false)	//	컬렉션에 요소가 없을 때 에러방지, 빈 엘리먼트 생성
+	private List<Student> student;
+}

src/main/resources/json.json

 	    {
 	        "name": "tobby48",
 			"age": 32,
-			"address": ["안흥동", "증포동"]
+			"addresses": ["안흥동", "증포동"]
 	    },
 	    {
 	        "name": "hama",
 			"age": 30,
-			"address": ["안흥동", "증포동"]
+			"addresses": ["백사면", "부발읍"]
 	    }
-    ]
+    ],
+    "academyName":"swhacademy"
 }

src/main/resources/xml.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<students>
+	<student>
+		<name>tobby48</name>
+		<age>32</age>
+		<addresses>
+			<address>안흥동</address>
+			<address>증포동</address>
+		</addresses>
+	</student>
+	<student>
+		<name>hama</name>
+		<age>30</age>
+		<addresses>
+			<address>백사면</address>
+			<address>부발읍</address>
+		</addresses>
+	</student>
+</students>