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SaurabhjavaSaurabhjava
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RestCrudExample
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‎java/org/capg/bean/Employee.java‎

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package org.capg.bean;
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import java.time.LocalDate;
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import java.util.Date;
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import com.fasterxml.jackson.annotation.JsonFormat;
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public class Employee {
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private int empid;
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private String name;
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private double salary;
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@JsonFormat(pattern="dd-MMM-yyyy")
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private LocalDate dob;
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public Employee() {
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}
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public Employee(int empid, String name, double salary, LocalDate dob) {
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super();
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this.empid = empid;
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this.name = name;
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this.salary = salary;
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this.dob=dob;
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}
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public LocalDate getDob() {
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return dob;
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}
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public void setDob(LocalDate dob) {
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this.dob = dob;
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}
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public int getEmpid() {
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return empid;
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}
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public void setEmpid(int empid) {
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this.empid = empid;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public double getSalary() {
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return salary;
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}
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public void setSalary(double salary) {
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this.salary = salary;
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}
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}

‎java/org/capg/controller/MyController.java‎

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package org.capg.controller;
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import java.util.List;
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import org.capg.bean.Employee;
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import org.capg.service.EmployeeService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.MediaType;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.DeleteMapping;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.bind.annotation.PutMapping;
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import org.springframework.web.bind.annotation.RequestBody;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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@RestController
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@RequestMapping("/employee")
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public class MyController {
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@Autowired
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EmployeeService eservice;
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@GetMapping
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public List<Employee> printAllEmployee() {
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return eservice.printAllEmployee();
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}
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@GetMapping("/{empid}")
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public ResponseEntity<Employee> findEmployee(@PathVariable int empid) {
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Employee e=eservice.findEmployee(empid);
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if(e!=null)
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return new ResponseEntity<Employee>(e,HttpStatus.OK);
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else
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return new ResponseEntity<Employee>(HttpStatus.NOT_FOUND);
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}
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//@PostMapping(value="/create", consumes=MediaType.APPLICATION_JSON_VALUE)
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@PostMapping
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public List<Employee> saveEmployee(@RequestBody Employee emp) {
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return eservice.createEmployee(emp);
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}
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@DeleteMapping("/{empid}")
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public List<Employee> deleteEmployee(@PathVariable int empid){
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return eservice.removeEmployee(empid);
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}
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@PutMapping
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public List<Employee> updateEmployee(@RequestBody Employee emp){
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return eservice.updateEmployee(emp);
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}
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}

‎java/org/capg/dao/EmployeeDao.java‎

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package org.capg.dao;
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import java.util.List;
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import org.capg.bean.Employee;
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public interface EmployeeDao {
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public List<Employee> getAllEmployee();
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public Employee findEmployee(int empid);
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public List<Employee> createEmployee(Employee emp);
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public List<Employee> deleteEmployee(int empid);
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public List<Employee> updateEmployee(Employee emp);
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}

‎java/org/capg/dao/EmployeeDaoImpl.java‎

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package org.capg.dao;
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import java.time.LocalDate;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.List;
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import java.util.stream.Collectors;
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import org.capg.bean.Employee;
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import org.springframework.stereotype.Repository;
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@Repository
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public class EmployeeDaoImpl implements EmployeeDao {
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private static List<Employee> empList;
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static {
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empList=new ArrayList<Employee>();
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empList.add(new Employee(101, "Umar", 56000,LocalDate.parse("1990-02-01")));
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empList.add(new Employee(102, "Harshita", 66000,LocalDate.parse("1992-10-12")));
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empList.add(new Employee(103, "Vidya", 76000,LocalDate.parse("1995-09-25")));
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empList.add(new Employee(104, "Hari Babu", 96000,LocalDate.parse("1996-02-14")));
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}
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@Override
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public List<Employee> getAllEmployee() {
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return empList;
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}
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@Override
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public Employee findEmployee(int empid) {
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for(Employee e:empList) {
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if(e.getEmpid()==empid)
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return e;
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}
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return null; //empList.stream().filter(e->e.getEmpid()==empid).collect(Collectors.toList()).get(0);
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}
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@Override
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public List<Employee> createEmployee(Employee emp) {
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empList.add(emp);
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return empList;
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}
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@Override
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public List<Employee> deleteEmployee(int empid) {
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Employee e=findEmployee(empid);
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if(e!=null) {
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empList.remove(e);
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return empList;
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}
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return null;
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}
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@Override
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public List<Employee> updateEmployee(Employee emp) {
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int counter=0;
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for(Employee e:empList) {
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if(e.getEmpid()==emp.getEmpid()) {
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empList.set(counter, emp);
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return empList;
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}
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counter++;
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}
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return null;
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}
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}

‎java/org/capg/demo/ServletInitializer.java‎

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package org.capg.demo;
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import org.springframework.boot.builder.SpringApplicationBuilder;
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import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
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public class ServletInitializer extends SpringBootServletInitializer {
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@Override
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protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
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return application.sources(SpringBootWebProjectDay3Application.class);
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}
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}

‎java/org/capg/demo/SpringBootWebProjectDay3Application.java‎

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package org.capg.demo;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.context.annotation.ComponentScan;
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@SpringBootApplication
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@ComponentScan("org.capg")
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public class SpringBootWebProjectDay3Application {
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public static void main(String[] args) {
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SpringApplication.run(SpringBootWebProjectDay3Application.class, args);
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}
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}

‎java/org/capg/service/EmployeeService.java‎

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package org.capg.service;
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import java.util.List;
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import org.capg.bean.Employee;
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public interface EmployeeService {
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public List<Employee> printAllEmployee();
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public Employee findEmployee(int empid) ;
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public List<Employee> createEmployee(Employee emp);
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public List<Employee> removeEmployee(int empid);
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public List<Employee> updateEmployee(Employee emp) ;
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}

‎java/org/capg/service/EmployeeServiceImpl.java‎

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package org.capg.service;
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import java.util.List;
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import org.apache.catalina.valves.rewrite.InternalRewriteMap.Escape;
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import org.capg.bean.Employee;
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import org.capg.dao.EmployeeDao;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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@Service
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public class EmployeeServiceImpl implements EmployeeService {
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@Autowired
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EmployeeDao edao;
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@Override
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public List<Employee> printAllEmployee() {
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// TODO Auto-generated method stub
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return edao.getAllEmployee();
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}
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@Override
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public Employee findEmployee(int empid) {
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return edao.findEmployee(empid);
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}
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@Override
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public List<Employee> createEmployee(Employee emp) {
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if(emp.getEmpid()==0 || emp.getName()==null)
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return null;
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else
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return edao.createEmployee(emp);
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}
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@Override
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public List<Employee> removeEmployee(int empid) {
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return edao.deleteEmployee(empid);
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}
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@Override
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public List<Employee> updateEmployee(Employee emp) {
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if(emp.getEmpid()==0)
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return null;
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else
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return edao.updateEmployee(emp);
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}
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}

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