Gist

CreatedBy.java

package me.testlikeit.Objects;

public class CreatedBy {
    private int id;
    private String username;
    private String email;
    private String first_name;
    private String last_name;

    public CreatedBy(int id, String username, String email, String first_name, String last_name) {
        this.id = id;
        this.username = username;
        this.email = email;
        this.first_name = first_name;
        this.last_name = last_name;
    }

    public CreatedBy(String username) {
        this.username = username;
    }

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }

    public String getFirst_name() {
        return first_name;
    }

    public void setFirst_name(String first_name) {
        this.first_name = first_name;
    }

    public String getLast_name() {
        return last_name;
    }

    public void setLast_name(String last_name) {
        this.last_name = last_name;
    }

    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }
}

Rate.java

package me.testlikeit.Objects;

public class Rate {
    int rate;
    String text;
    int review_id;
    int product;

    public int getProduct() {
        return product;
    }

    public void setProduct(int product) {
        this.product = product;
    }

    public int getRate() {
        return rate;
    }

    public void setRate(int rate) {
        this.rate = rate;
    }

    public String getText() {
        return text;
    }

    public void setText(String text) {
        this.text = text;
    }

    public int getReview_id() {
        return review_id;
    }

    public void setReview_id(int review_id) {
        this.review_id = review_id;
    }

    public Rate(int rate, String text, CreatedBy createdBy) {
        this.rate = rate;
        this.text = text;
    }
}