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frq2
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package com.nighthawk.spring_portfolio.mvc.person;
import java.time.LocalDate;
import java.time.Period;
import java.time.ZoneId;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.validation.constraints.Email;
import javax.validation.constraints.NotEmpty;
import javax.validation.constraints.Size;
import org.hibernate.annotations.Type;
import org.hibernate.annotations.TypeDef;
import org.springframework.format.annotation.DateTimeFormat;
import com.vladmihalcea.hibernate.type.json.JsonType;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import lombok.NonNull;
/*
Person is a POJO, Plain Old Java Object.
First set of annotations add functionality to POJO
--- @Setter @Getter @ToString @NoArgsConstructor @RequiredArgsConstructor
The last annotation connect to database
--- @Entity
*/
@Data
@AllArgsConstructor
@NoArgsConstructor
@Entity
@TypeDef(name="json", typeClass = JsonType.class)
public class Person {
// automatic unique identifier for Person record
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
// email, password, roles are key attributes to login and authentication
@NotEmpty
@Size(min=5)
@Column(unique=true)
@Email
private String email;
@NotEmpty
private String password;
// @NonNull, etc placed in params of constructor: "@NonNull @Size(min = 2, max = 30, message = "Name (2 to 30 chars)") String name"
@NonNull
@Size(min = 2, max = 30, message = "Name (2 to 30 chars)")
private String name;
@DateTimeFormat(pattern = "yyyy-MM-dd")
private Date dob;
/* HashMap is used to store JSON for daily "stats"
"stats": {
"2022-11-13": {
"calories": 2200,
"steps": 8000
}
}
*/
@Type(type="json")
@Column(columnDefinition = "jsonb")
private Map<String,Map<String, Object>> stats = new HashMap<>();
// Constructor used when building object from an API
public Person(String email, String password, String name, Date dob) {
this.email = email;
this.password = password;
this.name = name;
this.dob = dob;
}
// A custom getter to return age from dob attribute
public int getAge() {
if (this.dob != null) {
LocalDate birthDay = this.dob.toInstant().atZone(ZoneId.systemDefault()).toLocalDate();
return Period.between(birthDay, LocalDate.now()).getYears(); }
return -1;
}
public String toString() {
return ("{ \"name\": " + this.name + ", " + "\"password\": + this.password + "," +\"height\": + this.height + ", " +\"dob\": + this.dob + ", "})
}
public static void main(String[] args) {
LocalDate dob = LocalDate.of(2005,03,15)
Date date = Dte.from(dob.atStartOfDay())
Person person1 = new Person();
Person allArgsPerson = new Person(email:"vaishavi2005@gmail.com", password: "password100", name: "Vaishavi Jayashankar, ")
SYstem.out.print1n(noArgsPerson);
System.out.print1n(allArgsPerson);
}
}