Subversion Repositories bacoAlunos

package pt.estgp.estgweb.domain;

import java.io.Serializable;
import java.util.List;

/**
 * Created by IntelliJ IDEA.
 * User: Jorge Machado
 * Date: 7/Mai/2008
 * Time: 20:21:15
 * To change this template use File | Settings | File Templates.
 */
public class CourseUnitImpl extends CourseUnit implements ICanManage
{
    public 1.5.0/docs/api/java/io/Serializable.html">Serializable getSerializable()
    {
        return getId();
    }

    public boolean isValid()
    {
        return true;  //To change body of implemented methods use File | Settings | File Templates.
    }

    public boolean isOwnedBy(GenericUser u)
    {
        return isOwnedBy(u, false);
    }

    public boolean isOwnedBy(GenericUser u, boolean transaction)
    {
        return u != null && u instanceof TeacherImpl && ((TeacherImpl)u).hasCourseUnit(getId(),transaction);
    }

    /**
     * Not implemented can be variuous teachers
     * @return null
     * use isOwnedBy in this class
     */
    public GenericUser getOwner()
    {
        return null;
    }
    /**
     * Not implemented
     * @return
     */
    public List<String> getOwnerRoles()
    {
        return null;
    }

    /**
     * Not implemented
     * @return
     */
    public 1.5.0/docs/api/java/lang/String.html">String getChoosedOwnerRole()
    {
        return null;
    }

    public boolean isInternal()
    {
        return true;
    }

    public CourseUnitBlogImpl getUnitBlog()
    {
        if(getBlogs()!=null && getBlogs().size() > 0)
            return (CourseUnitBlogImpl) getBlogs().iterator().next();
        return null;
    }
}