Which expression should complete the code for the compareTo method of the following Employee class so that objects of the Employee class in an ArrayList are arranged based on alphabetical ordering of the values of the name attributes if the sort method of the Collections class is used to sort the ArrayList. a. this.name.compareTo(another.getName()) b. toString().compareTo(another.toString()) c. this.compareTo(another) d. 1 e. 0

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Which expression should complete the code for the compareTo method of the following Employee class so that objects of the Employee class in an ArrayList are arranged based on alphabetical ordering of the values of the name attributes if the sort method of the Collections class is used to sort the ArrayList.

a. this.name.compareTo(another.getName())
b. toString().compareTo(another.toString())
c. this.compareTo(another)
d. 1
e. 0

 

public class Employee implements Comparable<Employee> {
private int empID;
private String name;
private double sal;
static public int i = 1;
public Employee (String name, double sal) {
empID = i++;
this.name = name;
this.sal = sal;
}
public String getName() {
return name;
}
public String toString() {
return (empID + ", " + name +
}
public int compareTo (Employee another) {
return
}
}
+ sal);
Transcribed Image Text:public class Employee implements Comparable<Employee> { private int empID; private String name; private double sal; static public int i = 1; public Employee (String name, double sal) { empID = i++; this.name = name; this.sal = sal; } public String getName() { return name; } public String toString() { return (empID + ", " + name + } public int compareTo (Employee another) { return } } + sal);
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