Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Assign courseStudent's name with Smith, age with 20, and ID with 9999. Use the printAll() member method and a separate println() statement to output courseStudents's data. Sample output from the given program:

 

Name: Smith, Age: 20, ID: 9999

 

// ===== Code from file PersonData.java =====
public class PersonData {
private int ageYears;
private String lastName;

public void setName(String userName) {
lastName = userName;
}

public void setAge(int numYears) {
ageYears = numYears;
}

// Other parts omitted

public void printAll() {
System.out.print("Name: " + lastName);
System.out.print(", Age: " + ageYears);
}
}
// ===== end =====

// ===== Code from file StudentData.java =====
public class StudentData extends PersonData {
private int idNum;

public void setID(int studentId) {
idNum = studentId;
}

public int getID() {
return idNum;
}
}
// ===== end =====

// ===== Code from file StudentDerivationFromPerson.java =====
public class StudentDerivationFromPerson {
public static void main(String[] args) {
StudentData courseStudent = new StudentData();

/* Your solution goes here */

}
}
// ===== end =====

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