Question
Draw a UML class diagram for PetRecord, CatRecord, DogRecord and BirdRecord in the following code: //start of PetRecord class public class PetRecord { private String
Draw a UML class diagram for PetRecord, CatRecord, DogRecord and BirdRecord in the following code:
//start of PetRecord class
public class PetRecord {
private String name;
private int age;
private double weight;
public String toString() {
return ("Name: " + name + " Age: " + age + " years" + " Weight: " + weight + " pounds");
}
public PetRecord(String initialName, int initialAge, double initialWeight) {
name = initialName;
if ((initialAge < 0) || (initialWeight < 0)) {
System.out.println("Error: Negative age or weight.");
System.exit(0);
} else {
age = initialAge;
weight = initialWeight;
}
}
public void set(String newName, int newAge, double newWeight) {
name = newName;
if ((newAge < 0) || (newWeight < 0)) {
System.out.println("Error: Negative age or weight.");
System.exit(0);
} else {
age = newAge;
weight = newWeight;
}
}
public PetRecord(String initialName) {
name = initialName;
age = 0;
weight = 0;
}
public void setName(String newName) {
name = newName;
}
public PetRecord(int initialAge) {
name = "No name yet.";
weight = 0;
if (initialAge < 0) {
System.out.println("Error: Negative age.");
System.exit(0);
} else
age = initialAge;
}
public void setAge(int newAge) {
if (newAge < 0) {
System.out.println("Error: Negative age.");
System.exit(0);
} else
age = newAge;
}
public PetRecord(double initialWeight) {
name = "No name yet";
age = 0;
if (initialWeight < 0) {
System.out.println("Error: Negative weight.");
System.exit(0);
} else
weight = initialWeight;
}
public void setWeight(double newWeight) {
if (newWeight < 0) {
System.out.println("Error: Negative weight.");
System.exit(0);
} else
weight = newWeight;
}
public PetRecord() {
name = "No name yet.";
age = 0;
weight = 0;
}
public String getName() {
return name;
}
public int getAge() {
return age;
}
public double getWeight() {
return weight;
}
public void print() {
System.out.println("Name: " + name + " Age: " + age + " years" + " Weight: " + weight + " pounds");
}
}
//end of PetRecord class
//start of DogRecord class
public class DogRecord extends PetRecord
{
private boolean hasLongHair;
public DogRecord()
{
}
public DogRecord(String initialName, double initialWeight, int intitialAge, boolean hasLongHair)
{
super(initialName, intitialAge, initialWeight);
this.hasLongHair = hasLongHair;
}
public void setHasLongHair(boolean hasLongHair)
{
hasLongHair = hasLongHair;
}
public boolean getHasLongHair()
{
return hasLongHair;
}
public void print()
{
super.print();
System.out.println("hasLongHair: " + hasLongHair);
}
}
//end of DogRecord class
//start of CatRecord class
public class CatRecord extends PetRecord
{
private boolean hasLongHair;
public CatRecord()
{
}
public CatRecord(String initialName, double initialWeight, int intitialAge, boolean hasLongHair)
{
super(initialName, intitialAge, initialWeight);
this.hasLongHair = hasLongHair;
}
public void sethasLongHair(boolean hasLongHair)
{
hasLongHair = hasLongHair;
}
public boolean gethasLongHair()
{
return hasLongHair;
}
public void print()
{
super.print();
System.out.println("hasLongHair: " + hasLongHair);
}
}
//end of CatRecord class
//start of BirdRecord class
public class BirdRecord extends PetRecord
{
private int numFeathers;
public BirdRecord()
{
}
public BirdRecord(String initialName, double initialWeight, int intitialAge, int numFeathers)
{
super(initialName, intitialAge, initialWeight);
this.numFeathers = numFeathers;
}
public void setnumFeathers(int numFeathers)
{
numFeathers = numFeathers;
}
public int getnumFeathers()
{
return numFeathers;
}
public void print()
{
super.print();
System.out.println("numFeathers: " + numFeathers);
}
}
//end of BirdRecord class
//Start of PetRecordMain (main) class
public class PetRecordMain {
public static void main(String[] args) {
PetRecord[] petArr = new PetRecord[3];
petArr[0] = new DogRecord("Sparky", 30.4, 6, true);
petArr[1] = new CatRecord("Kitty", 10.3, 8, true);
petArr[2] = new BirdRecord("Tweety", 3.4, 5, 56);
petArr[0].print();
System.out.println();
petArr[1].print();
System.out.println();
petArr[2].print();
System.out.println();
}
}
//end of PetRecordMain class
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Machine Learning And Knowledge Discovery In Databases European Conference Ecml Pkdd 2010 Barcelona Spain September 2010 Proceedings Part 1 Lnai 6321
Authors: Jose L. Balcazar ,Francesco Bonchi ,Aristides Gionis ,Michele Sebag
2010th Edition
364215879X, 978-3642158797
