How do I fix the errors?
error 1
overloading constructor with invalid weight
ERROR: Couldn't correctly retrieve attributes of an Animal object created with invalid weight
error 2
overloading constructor with invalid gender
ERROR: Couldn't correctly retrieve attributes of an Animal object created with invalid gender
Code:
public class Animal {
private String name;
private char gender;
private int birthYear;
private double weight;
public Animal() {
birthYear = 1900;
name = "";
gender = 'u';
weight = 0.0;
}
public Animal(String name, int birthYear, double weight, char gender) {
this.birthYear = birthYear;
this.name = name;
this.gender = gender;
this.weight = weight;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getBirthYear() {
return birthYear;
}
public void setBirthYear(int birthYear) {
this.birthYear = birthYear;
}
public double getWeight() {
return weight;
}
public void setWeight(double weight) {
if (weight < 0="" )="">
this.weight = -1.0;
}
else {
this.weight = weight;
}
}
public char getGender() {
return gender;
}
public void setGender(char gender) {
if ( (gender == 'f') || (gender == 'm') || (gender == 'u') ) {
this.gender = gender;
}
else {
this.gender = 'u';
}
}
public int calculateAge(int currentYear) {
return(currentYear < this.getbirthyear()="" -1="" :="" (currentyear="" -="">
}
public boolean isMale() {
return(gender == 'm');
}
public boolean isFemale() {
return (gender == 'f');
}
// Specify the arguments in the String.format
public void printDetails() {
System.out.println(String.format("Name: %20s | Year of Birth: %4d | Weight: %10.2f | Gender: %c\n",name,birthYear,weight,gender));
}
public void gainWeight() {
weight += 1;
}
public void gainWeight(double amount) {
if (amount <=>
return;
weight += amount;
}
public void loseWeight() {
if ((weight - 1) >= 0) {
weight -= 1;
}
}
public void loseWeight(double amount) {
if ((weight - amount) >= 0)
weight -= amount;
}
}