need help w annotation spring core

package ru.alishev.springcourse;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;
import javax.annotation.*;

/**
 * @author Neil Alishev
 */
@Component
public class ClassicalMusic implements Music {
    String[] arrClass = {"Hungarian Rhapsody", "Mass in B Minor", "3. Symphony No. 9 in D Minor, Op. 125"};

    @PostConstruct
    public void doMyInit(){
        System.out.println("Doing my init");
    }
    @PreDestroy
    public void doMyDestroy(){
        System.out.println("Doing my destroy");
    }

    @Override
    public String[] getSong() {
        return arrClass;
    }
}