/*
 * Created on 18/Set/2003, 18:17:51
 *
 *By Goncalo Luiz gedl [AT] rnl [DOT] ist [DOT] utl [DOT] pt
 */
package net.sourceforge.fenixedu.applicationTier.Servico.teacher;

import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;

import net.sourceforge.fenixedu.applicationTier.FenixService;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.FenixServiceException;
import net.sourceforge.fenixedu.dataTransferObject.InfoStudent;
import net.sourceforge.fenixedu.domain.Attends;
import net.sourceforge.fenixedu.domain.StudentGroup;
import net.sourceforge.fenixedu.domain.student.Registration;
import pt.ist.fenixWebFramework.services.Service;

/**
 * @author Goncalo Luiz gedl [AT] rnl [DOT] ist [DOT] utl [DOT] pt
 * 
 * 
 *         Created at 18/Set/2003, 18:17:51
 * 
 */
public class ReadStudentsByStudentGroupID extends FenixService {

    @Service
    public static List run(Integer executionCourseId, Integer groupId) throws FenixServiceException {

	List infoStudents = new LinkedList();

	StudentGroup studentGroup = rootDomainObject.readStudentGroupByOID(groupId);

	Iterator iter = studentGroup.getAttends().iterator();

	while (iter.hasNext()) {
	    Attends attend = (Attends) iter.next();
	    Integer studentID = attend.getRegistration().getIdInternal();
	    Registration registration = rootDomainObject.readRegistrationByOID(studentID);
	    infoStudents.add(InfoStudent.newInfoFromDomain(registration));
	}
	return infoStudents;
    }
}