JAVA hogyan kellene egy egyszeru kereses metodust megirni?

hogyan kellene egy egyszeru kereses metodust megirni? (contain() felhasznalasaval??,pl hogy a "Johny",benne e talalhato az e1 ben,

e1:

public class Employee {

private String name;

public Employee(String name, String rodneCislo, int oddelenie){

this.name = name;

}

)

a programkod es a mainbol valo resz :

package bikeshop;

import java.util.ArrayList;

public class orej {

private ArrayList<Employee> emp;

public orej() {

this.emp = new ArrayList();

}

public boolean pridajEmp(Employee e) {

return this.emp.add(e);

}

public void displayZoznam() {

if (this.emp.isEmpty()) {

System.out.print("a lista ures");

} else {

for (Employee e : this.emp) {

e.display();

}

}

}

public Employee ziskajEmp(int index){

return this.emp.get(index);

}

public int vratIndex(Employee e){

for(int i=0;i<this.emp.size();i++){

Employee etemp = this.ziskajEmp(i);

if(e.equals(etemp)){

return i;

}

}

return -1;

}

////////////////////////////////////////////////kereses

public boolean hladajEmp(Employee e){

return this.emp.contains(e);

}

}

///////////////////////////////main////////////////////

Employee e1 = new Employee("Johny", "881105/4323", 1);

orej zamestnanec = new orej();

zamestnanec.pridajEmp(e1);