I have the "Client" class that extends abstract class "User":
public abstract class User {
private Long id;
private String firstName;
private String lastName;
private String email;
//getters and setters
}
public class Client extends User{
private List<Account> accountList;
//getters and setters
}
I have written the builder for the "Client" class, but I can't have access to the User's fields (id, firstName, lastName, email) for use it all in building. How to do it?
public class Client extends User {
private List<Account> accountList;
public static Builder builder() {
return new Client().new Builder();
}
public class Builder {
private Builder() {
}
public Builder setAccountList(List<Account> accountList) {
Client.this.accountList = accountList;
return this;
}
public Client build() {
return Client.this;
}
}
}
This is the solving:
public final class Client extends User {
private List<Account> accountList;
public List<Account> getAccountList() {
return accountList;
}
public void setAccountList(List<Account> accountList) {
this.accountList = accountList;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Client client = (Client) o;
return Objects.equals(accountList, client.accountList);
}
@Override
public int hashCode() {
return Objects.hash(accountList);
}
public static Builder builder() {
return new Client().new Builder();
}
public class Builder {
private Builder() {
}
public Builder accountList(List<Account> accountList) {
Client.this.accountList = accountList;
return this;
}
public Builder id(Long id) {
Client.this.setId(id);
return this;
}
public Builder firstName(String firstName) {
Client.this.setFirstName(firstName);
return this;
}
public Builder lastName(String lastName) {
Client.this.setLastName(lastName);
return this;
}
public Builder email(String email) {
Client.this.setEmail(email);
return this;
}
public Builder password(String password) {
Client.this.setPassword(password);
return this;
}
public Builder role(User.Role role) {
Client.this.setRole(role);
return this;
}
public Builder dateOfBirth(LocalDate dateOfBirth) {
Client.this.setDateOfBirth(dateOfBirth);
return this;
}
public Client build() {
return Client.this;
}
}
}
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