Wa gwan

src/main/java/io/zipcoder/crudapp/Person.java

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+package io.zipcoder.crudapp;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+
+@Entity
+public class Person {
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Integer id;
+     private String firstName;
+    private String lastName;
+
+
+    public Person() {
+    }
+
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public void setFirstName(String firstName) {
+        this.firstName = firstName;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public void setLastName(String lastName) {
+        this.lastName = lastName;
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+}

src/main/java/io/zipcoder/crudapp/PersonController.java

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+package io.zipcoder.crudapp;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+public class PersonController {
+    @Autowired
+    private PersonRepository personRepository;
+
+    @PostMapping("/people")
+    Person createPerson(@RequestBody Person p){
+        personRepository.save(p);
+        return p;
+    }
+
+    @GetMapping("/people/{id}")
+    Person getPerson(@PathVariable int id){
+       return personRepository.findOne(id);
+
+
+    }
+    @GetMapping("/people")
+    Iterable<Person> getPersonList(){
+        return personRepository.findAll();
+
+    }
+    @PutMapping("/people/{id}")
+    Person updatePerson(@PathVariable int id,@RequestBody Person p){
+        Person personToBeUpdated = getPerson(id);
+        personToBeUpdated.setFirstName(p.getFirstName());
+        personToBeUpdated.setLastName(p.getLastName());
+        personRepository.save(personToBeUpdated);
+        return personToBeUpdated;
+
+    }
+    @DeleteMapping("/people/{id}")
+    void DeletePerson(@PathVariable int id){
+//        Person personToBeDeleted = getPerson(id);
+//        personRepository.delete(personToBeDeleted);
+
+        personRepository.delete(id);
+
+    }
+
+
+}

src/main/java/io/zipcoder/crudapp/PersonRepository.java

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+package io.zipcoder.crudapp;
+
+import org.springframework.data.repository.CrudRepository;
+
+public interface PersonRepository extends CrudRepository<Person, Integer> {
+}