Interview Question
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package com.test.corejava;
- Anonymous March 02, 2013import java.util.TreeSet;
public class Employee implements Comparable<Employee> {
private int enployeeId;
private String employeeName;
private String deptName;
public Employee(final int empId,final String empName)
{
this.enployeeId=empId;
this.employeeName=empName;
}
public int getEnployeeId() {
return enployeeId;
}
public void setEnployeeId(int enployeeId) {
this.enployeeId = enployeeId;
}
public String getEmployeeName() {
return employeeName;
}
public void setEmployeeName(String employeeName) {
this.employeeName = employeeName;
}
@Override
public int compareTo(Employee e) {
int nameOrder = this.getEmployeeName().compareTo(e.getEmployeeName());
return nameOrder;
}
public static void main(String[] args) {
TreeSet<Employee> employeeSet = new TreeSet<Employee>();
employeeSet.add(new Employee(23, "TOM"));
employeeSet.add(new Employee(28, "Jerry"));
employeeSet.add(new Employee(1, "Frunk"));
//collection.sort()
//Collections.sort(employeeSet);
for(Employee emp:employeeSet) {
System.out.println(emp.getEnployeeId()+""+emp.getEmployeeName());
}
}
}