import java.util.HashMap;
import java.util.Map;
import java.util.Set;
public class HashMapStoreObject {
public static void main(String[] args) {
Map<Integer,Emp> hm = new HashMap<Integer, Emp>();
hm.put(1, new Emp(100, “dk”) );
hm.put(2, new Emp(102, “kapil”) );
hm.put(3, new Emp(105, “anup”) );
hm.put(4, new Emp(205, “kapil”) );
hm.put(5, new Emp(110, “pk”) );
Set<Integer> keys = hm.keySet();
for (Integer key : keys) {
Emp emp = hm.get(key);
System.out.println(” Id = “+emp.getId()+” name = “+emp.getName());
}
}
}
class Emp{
private int id;
private String name;
public Emp(int id, String name) {
this.id = id;
this.name = name;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
Output:
Id = 100 name = dk
Id = 102 name = kapil
Id = 105 name = anup
Id = 205 name = kapil
Id = 110 name = pk