├── .classpath
├── .gitignore
├── .project
├── .settings
    ├── org.eclipse.core.resources.prefs
    ├── org.eclipse.jdt.core.prefs
    └── org.eclipse.m2e.core.prefs
├── pom.xml
├── springboot-csvfile-upload-mysql.postman_collection.json
├── src
    └── main
    │   ├── java
    │       └── com
    │       │   └── dot
    │       │       └── s3
    │       │           ├── SpringBootCSV.java
    │       │           ├── Student.java
    │       │           ├── controller
    │       │               └── UploadController.java
    │       │           ├── dao
    │       │               └── StudentDAO.java
    │       │           ├── repository
    │       │               └── StudentRepository.java
    │       │           └── service
    │       │               └── UploadService.java
    │   └── resources
    │       └── application.yml
└── students.csv


/.classpath:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <classpath>
 3 | 	<classpathentry kind="src" output="target/classes" path="src/main/java">
 4 | 		<attributes>
 5 | 			<attribute name="optional" value="true"/>
 6 | 			<attribute name="maven.pomderived" value="true"/>
 7 | 		</attributes>
 8 | 	</classpathentry>
 9 | 	<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
10 | 		<attributes>
11 | 			<attribute name="maven.pomderived" value="true"/>
12 | 		</attributes>
13 | 	</classpathentry>
14 | 	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
15 | 		<attributes>
16 | 			<attribute name="optional" value="true"/>
17 | 			<attribute name="maven.pomderived" value="true"/>
18 | 		</attributes>
19 | 	</classpathentry>
20 | 	<classpathentry exported="true" kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
21 | 		<attributes>
22 | 			<attribute name="maven.pomderived" value="true"/>
23 | 		</attributes>
24 | 	</classpathentry>
25 | 	<classpathentry exported="true" kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
26 | 		<attributes>
27 | 			<attribute name="maven.pomderived" value="true"/>
28 | 		</attributes>
29 | 	</classpathentry>
30 | 	<classpathentry kind="output" path="target/classes"/>
31 | </classpath>
32 | 


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/.gitignore:
--------------------------------------------------------------------------------
1 | /target/
2 | 


--------------------------------------------------------------------------------
/.project:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <projectDescription>
 3 | 	<name>Spring-boot-csvfileupload</name>
 4 | 	<comment></comment>
 5 | 	<projects>
 6 | 	</projects>
 7 | 	<buildSpec>
 8 | 		<buildCommand>
 9 | 			<name>org.eclipse.jdt.core.javabuilder</name>
10 | 			<arguments>
11 | 			</arguments>
12 | 		</buildCommand>
13 | 		<buildCommand>
14 | 			<name>org.eclipse.m2e.core.maven2Builder</name>
15 | 			<arguments>
16 | 			</arguments>
17 | 		</buildCommand>
18 | 	</buildSpec>
19 | 	<natures>
20 | 		<nature>org.eclipse.jdt.core.javanature</nature>
21 | 		<nature>org.eclipse.m2e.core.maven2Nature</nature>
22 | 	</natures>
23 | </projectDescription>
24 | 


--------------------------------------------------------------------------------
/.settings/org.eclipse.core.resources.prefs:
--------------------------------------------------------------------------------
1 | eclipse.preferences.version=1
2 | encoding//src/main/java=UTF-8
3 | encoding//src/main/resources=UTF-8
4 | encoding/<project>=UTF-8
5 | 


--------------------------------------------------------------------------------
/.settings/org.eclipse.jdt.core.prefs:
--------------------------------------------------------------------------------
1 | eclipse.preferences.version=1
2 | org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
3 | org.eclipse.jdt.core.compiler.compliance=1.8
4 | org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
5 | org.eclipse.jdt.core.compiler.source=1.8
6 | 


--------------------------------------------------------------------------------
/.settings/org.eclipse.m2e.core.prefs:
--------------------------------------------------------------------------------
1 | activeProfiles=
2 | eclipse.preferences.version=1
3 | resolveWorkspaceProjects=true
4 | version=1
5 | 


--------------------------------------------------------------------------------
/pom.xml:
--------------------------------------------------------------------------------
 1 | <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 2 | 	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
 3 |   http://maven.apache.org/maven-v4_0_0.xsd">
 4 | 	<modelVersion>4.0.0</modelVersion>
 5 | 
 6 | 	<groupId>com.360dot</groupId>
 7 | 	<artifactId>spring-boot-csv-file-upload</artifactId>
 8 | 	<packaging>jar</packaging>
 9 | 	<version>1.0</version>
10 | 
11 | 	<parent>
12 | 		<groupId>org.springframework.boot</groupId>
13 | 		<artifactId>spring-boot-starter-parent</artifactId>
14 | 		<version>1.4.3.RELEASE</version>
15 | 	</parent>
16 | 
17 | 	<properties>
18 | 		<java.version>1.8</java.version>
19 | 	</properties>
20 | 
21 | 	<dependencies>
22 | 
23 | 		<dependency>
24 | 			<groupId>org.springframework.boot</groupId>
25 | 			<artifactId>spring-boot-starter-web</artifactId>
26 | 		</dependency>
27 | 		<dependency>
28 | 			<groupId>org.springframework.boot</groupId>
29 | 			<artifactId>spring-boot-devtools</artifactId>
30 | 			<optional>true</optional>
31 | 		</dependency>
32 | 
33 | 		<dependency>
34 | 			<groupId>com.opencsv</groupId>
35 | 			<artifactId>opencsv</artifactId>
36 | 			<version>3.9</version>
37 | 		</dependency>
38 | 
39 | 		<dependency>
40 | 			<groupId>com.h2database</groupId>
41 | 			<artifactId>h2</artifactId>
42 | 			<scope>runtime</scope>
43 | 		</dependency>
44 | 
45 | 		<dependency>
46 | 			<groupId>org.springframework.boot</groupId>
47 | 			<artifactId>spring-boot-starter-data-jpa</artifactId>
48 | 		</dependency>
49 | 	</dependencies>
50 | 
51 | 	<build>
52 | 		<plugins>
53 | 			<!-- Package as an executable jar/war -->
54 | 			<plugin>
55 | 				<groupId>org.springframework.boot</groupId>
56 | 				<artifactId>spring-boot-maven-plugin</artifactId>
57 | 			</plugin>
58 | 		</plugins>
59 | 	</build>
60 | 
61 | </project>
62 | 


--------------------------------------------------------------------------------
/springboot-csvfile-upload-mysql.postman_collection.json:
--------------------------------------------------------------------------------
 1 | {
 2 | 	"id": "c24e8d09-7f84-5f86-7cd7-e28a5c77d43d",
 3 | 	"name": "springboot-csvfile-upload-mysql",
 4 | 	"description": "",
 5 | 	"order": [
 6 | 		"a39e9fc7-fc1c-a04b-b5e0-16bcc98e8fd0",
 7 | 		"23406c32-ce40-6001-f8f8-f758122c2ed1"
 8 | 	],
 9 | 	"folders": [],
10 | 	"folders_order": [],
11 | 	"timestamp": 1515471968750,
12 | 	"owner": "3426983",
13 | 	"public": false,
14 | 	"requests": [
15 | 		{
16 | 			"id": "23406c32-ce40-6001-f8f8-f758122c2ed1",
17 | 			"headers": "",
18 | 			"headerData": [],
19 | 			"url": "localhost:8080/students",
20 | 			"queryParams": [],
21 | 			"pathVariables": {},
22 | 			"pathVariableData": [],
23 | 			"preRequestScript": null,
24 | 			"method": "GET",
25 | 			"collectionId": "c24e8d09-7f84-5f86-7cd7-e28a5c77d43d",
26 | 			"data": null,
27 | 			"dataMode": "params",
28 | 			"name": "localhost:8080/students",
29 | 			"description": "",
30 | 			"descriptionFormat": "html",
31 | 			"time": 1515471987613,
32 | 			"version": 2,
33 | 			"responses": [],
34 | 			"tests": null,
35 | 			"currentHelper": "normal",
36 | 			"helperAttributes": {}
37 | 		},
38 | 		{
39 | 			"id": "a39e9fc7-fc1c-a04b-b5e0-16bcc98e8fd0",
40 | 			"headers": "",
41 | 			"headerData": [],
42 | 			"url": "localhost:8080/students/upload",
43 | 			"queryParams": [],
44 | 			"pathVariables": {},
45 | 			"pathVariableData": [],
46 | 			"preRequestScript": null,
47 | 			"method": "POST",
48 | 			"collectionId": "c24e8d09-7f84-5f86-7cd7-e28a5c77d43d",
49 | 			"data": [
50 | 				{
51 | 					"key": "file",
52 | 					"value": "",
53 | 					"description": "",
54 | 					"type": "file",
55 | 					"enabled": true
56 | 				}
57 | 			],
58 | 			"dataMode": "params",
59 | 			"name": "localhost:8080/students/upload",
60 | 			"description": "",
61 | 			"descriptionFormat": "html",
62 | 			"time": 1515471976385,
63 | 			"version": 2,
64 | 			"responses": [],
65 | 			"tests": null,
66 | 			"currentHelper": "normal",
67 | 			"helperAttributes": {}
68 | 		}
69 | 	]
70 | }


--------------------------------------------------------------------------------
/src/main/java/com/dot/s3/SpringBootCSV.java:
--------------------------------------------------------------------------------
 1 | package com.dot.s3;
 2 | 
 3 | import org.springframework.boot.SpringApplication;
 4 | import org.springframework.boot.autoconfigure.SpringBootApplication;
 5 | 
 6 | @SpringBootApplication
 7 | public class SpringBootCSV {
 8 | 
 9 | 	public static void main(String[] args) {
10 | 		SpringApplication.run(SpringBootCSV.class, args);
11 | 	}
12 | }
13 | 


--------------------------------------------------------------------------------
/src/main/java/com/dot/s3/Student.java:
--------------------------------------------------------------------------------
  1 | package com.dot.s3;
  2 | 
  3 | import java.util.Date;
  4 | 
  5 | import javax.persistence.Entity;
  6 | import javax.persistence.GeneratedValue;
  7 | import javax.persistence.GenerationType;
  8 | import javax.persistence.Id;
  9 | 
 10 | import com.fasterxml.jackson.annotation.JsonInclude;
 11 | import com.fasterxml.jackson.annotation.JsonInclude.Include;
 12 | import com.opencsv.bean.CsvBindByName;
 13 | 
 14 | @Entity
 15 | @JsonInclude(Include.NON_EMPTY)
 16 | public class Student {
 17 | 
 18 | 	@Id
 19 | 	@GeneratedValue(strategy = GenerationType.AUTO)
 20 | 	private int studentId;
 21 | 
 22 | 	@CsvBindByName
 23 | 	private String firstName;
 24 | 
 25 | 	@CsvBindByName
 26 | 	private String middleName;
 27 | 
 28 | 	@CsvBindByName
 29 | 	private String lastName;
 30 | 
 31 | 	private String email;
 32 | 
 33 | 	@CsvBindByName
 34 | 	private String phoneNumber;
 35 | 
 36 | 	@CsvBindByName
 37 | 	private Character gender;
 38 | 
 39 | 	@CsvBindByName
 40 | 	private String information;
 41 | 
 42 | 	@CsvBindByName
 43 | 	private Date dob;
 44 | 
 45 | 	public int getStudentId() {
 46 | 		return studentId;
 47 | 	}
 48 | 
 49 | 	public void setStudentId(int studentId) {
 50 | 		this.studentId = studentId;
 51 | 	}
 52 | 
 53 | 	public String getFirstName() {
 54 | 		return firstName;
 55 | 	}
 56 | 
 57 | 	public void setFirstName(String firstName) {
 58 | 		this.firstName = firstName;
 59 | 	}
 60 | 
 61 | 	public String getMiddleName() {
 62 | 		return middleName;
 63 | 	}
 64 | 
 65 | 	public void setMiddleName(String middleName) {
 66 | 		this.middleName = middleName;
 67 | 	}
 68 | 
 69 | 	public String getLastName() {
 70 | 		return lastName;
 71 | 	}
 72 | 
 73 | 	public void setLastName(String lastName) {
 74 | 		this.lastName = lastName;
 75 | 	}
 76 | 
 77 | 	public String getEmail() {
 78 | 		return email;
 79 | 	}
 80 | 
 81 | 	public void setEmail(String email) {
 82 | 		this.email = email;
 83 | 	}
 84 | 
 85 | 	public String getPhoneNumber() {
 86 | 		return phoneNumber;
 87 | 	}
 88 | 
 89 | 	public void setPhoneNumber(String phoneNumber) {
 90 | 		this.phoneNumber = phoneNumber;
 91 | 	}
 92 | 
 93 | 	public Character getGender() {
 94 | 		return gender;
 95 | 	}
 96 | 
 97 | 	public void setGender(Character gender) {
 98 | 		this.gender = gender;
 99 | 	}
100 | 
101 | 	public String getInformation() {
102 | 		return information;
103 | 	}
104 | 
105 | 	public void setInformation(String information) {
106 | 		this.information = information;
107 | 	}
108 | 
109 | 	public Date getDob() {
110 | 		return dob;
111 | 	}
112 | 
113 | 	public void setDob(Date dob) {
114 | 		this.dob = dob;
115 | 	}
116 | }
117 | 


--------------------------------------------------------------------------------
/src/main/java/com/dot/s3/controller/UploadController.java:
--------------------------------------------------------------------------------
 1 | package com.dot.s3.controller;
 2 | 
 3 | import java.io.IOException;
 4 | import java.util.List;
 5 | 
 6 | import org.springframework.beans.factory.annotation.Autowired;
 7 | import org.springframework.web.bind.annotation.RequestMapping;
 8 | import org.springframework.web.bind.annotation.RequestMethod;
 9 | import org.springframework.web.bind.annotation.RequestPart;
10 | import org.springframework.web.bind.annotation.RestController;
11 | import org.springframework.web.multipart.MultipartFile;
12 | 
13 | import com.dot.s3.Student;
14 | import com.dot.s3.service.UploadService;
15 | 
16 | /**
17 |  * 
18 |  * File upload to S3 bucket
19 |  * 
20 |  * Reference Blog:
21 |  * 
22 |  * @author Kirankumar Garaddi
23 |  *
24 |  * @Created 04 January 2018 21:45:16 +0530
25 |  *
26 |  */
27 | @RestController
28 | @RequestMapping("/students")
29 | public class UploadController {
30 | 
31 | 	@Autowired
32 | 	private UploadService uploadService;
33 | 
34 | 	@Autowired
35 | 	UploadController(UploadService uploadService) {
36 | 		this.uploadService = uploadService;
37 | 	}
38 | 
39 | 	@RequestMapping(value = "/upload", method = RequestMethod.POST)
40 | 	public List<Student> uploadFile(@RequestPart(value = "file") MultipartFile multiPartFile) throws IOException {
41 | 		return uploadService.uploadFile(multiPartFile);
42 | 	}
43 | 	
44 | 	@RequestMapping
45 | 	public List<Student> getStudents(){
46 | 		return uploadService.getStudents();
47 | 	}
48 | }


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/src/main/java/com/dot/s3/dao/StudentDAO.java:
--------------------------------------------------------------------------------
 1 | package com.dot.s3.dao;
 2 | 
 3 | import java.util.List;
 4 | 
 5 | import org.springframework.beans.factory.annotation.Autowired;
 6 | import org.springframework.stereotype.Repository;
 7 | 
 8 | import com.dot.s3.Student;
 9 | import com.dot.s3.repository.StudentRepository;
10 | 
11 | @Repository
12 | public class StudentDAO {
13 | 
14 | 	@Autowired
15 | 	private StudentRepository studentRepository;
16 | 
17 | 	public void batchStore(List<Student> studentList) {
18 | 		studentRepository.save(studentList);
19 | 	}
20 | 
21 | 	public List<Student> getStudents() {
22 | 		return studentRepository.findAll();
23 | 	}
24 | 
25 | }
26 | 


--------------------------------------------------------------------------------
/src/main/java/com/dot/s3/repository/StudentRepository.java:
--------------------------------------------------------------------------------
 1 | package com.dot.s3.repository;
 2 | 
 3 | import org.springframework.data.jpa.repository.JpaRepository;
 4 | import org.springframework.stereotype.Repository;
 5 | 
 6 | import com.dot.s3.Student;
 7 | 
 8 | @Repository
 9 | public interface StudentRepository extends JpaRepository<Student, Integer> {
10 | 
11 | }
12 | 


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/src/main/java/com/dot/s3/service/UploadService.java:
--------------------------------------------------------------------------------
 1 | package com.dot.s3.service;
 2 | 
 3 | import java.io.File;
 4 | import java.io.FileOutputStream;
 5 | import java.io.FileReader;
 6 | import java.io.IOException;
 7 | import java.io.Reader;
 8 | import java.util.ArrayList;
 9 | import java.util.Iterator;
10 | import java.util.List;
11 | 
12 | import org.springframework.beans.factory.annotation.Autowired;
13 | import org.springframework.stereotype.Service;
14 | import org.springframework.web.multipart.MultipartFile;
15 | 
16 | import com.dot.s3.Student;
17 | import com.dot.s3.dao.StudentDAO;
18 | import com.opencsv.bean.CsvToBean;
19 | import com.opencsv.bean.CsvToBeanBuilder;
20 | 
21 | @Service
22 | public class UploadService {
23 | 
24 | 	@Autowired
25 | 	private StudentDAO studentDAO;
26 | 
27 | 	public List<Student> uploadFile(MultipartFile multipartFile) throws IOException {
28 | 
29 | 		File file = convertMultiPartToFile(multipartFile);
30 | 
31 | 		List<Student> mandatoryMissedList = new ArrayList<Student>();
32 | 
33 | 		try (Reader reader = new FileReader(file);) {
34 | 			@SuppressWarnings("unchecked")
35 | 			CsvToBean<Student> csvToBean = new CsvToBeanBuilder<Student>(reader).withType(Student.class)
36 | 					.withIgnoreLeadingWhiteSpace(true).build();
37 | 			List<Student> studentList = csvToBean.parse();
38 | 
39 | 			Iterator<Student> studentListClone = studentList.iterator();
40 | 
41 | 			while (studentListClone.hasNext()) {
42 | 
43 | 				Student student = studentListClone.next();
44 | 
45 | 				if (student.getPhoneNumber() == null || student.getPhoneNumber().isEmpty()
46 | 						|| student.getFirstName() == null || student.getFirstName().isEmpty()) {
47 | 					mandatoryMissedList.add(student);
48 | 					studentListClone.remove();
49 | 				}
50 | 			}
51 | 
52 | 			studentDAO.batchStore(studentList);
53 | 		}
54 | 		return mandatoryMissedList;
55 | 	}
56 | 
57 | 	private File convertMultiPartToFile(MultipartFile file) throws IOException {
58 | 		File convFile = new File(file.getOriginalFilename());
59 | 		FileOutputStream fos = new FileOutputStream(convFile);
60 | 		fos.write(file.getBytes());
61 | 		fos.close();
62 | 		return convFile;
63 | 	}
64 | 
65 | 	public List<Student> getStudents() {
66 | 		return studentDAO.getStudents();
67 | 	}
68 | }


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/src/main/resources/application.yml:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/Garaddik/Springboot-CSVfileupload-mysql/41f41959352d9d020b93483c1d87100d2a220d85/src/main/resources/application.yml


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/students.csv:
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1 | firstName,middleName,lastName,email,phoneNumber,gender,information
2 | Kirankumar,F,Garaddi,kg@gmail.com,85538897424,M,some info
3 | Vinay ,J,Gadagi,vinay@gmail.com,12345678,M,some info
4 | Vikram,,Mahisi,vikram@gmail.com,996662233,M,some info
5 | mahesh,d,d,d,,M,some info
6 | 


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