Java tutorial
/** * Copyright 2002 Instituto Superior Tcnico * * This file is part of FenixEdu Core. * * FenixEdu Core is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * FenixEdu Core is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with FenixEdu Core. If not, see <http://www.gnu.org/licenses/>. */ package net.sourceforge.fenixedu.domain.candidacy; import java.util.Collections; import java.util.HashSet; import java.util.Map; import java.util.Set; import net.sourceforge.fenixedu.domain.Person; import net.sourceforge.fenixedu.domain.exceptions.DomainException; import net.sourceforge.fenixedu.domain.student.PrecedentDegreeInformation; import net.sourceforge.fenixedu.domain.util.workflow.IState; import net.sourceforge.fenixedu.domain.util.workflow.Operation; import org.apache.commons.beanutils.BeanComparator; import org.fenixedu.bennu.core.domain.Bennu; import org.joda.time.YearMonthDay; public abstract class Candidacy extends Candidacy_Base { protected Candidacy() { super(); setNumber(createCandidacyNumber()); setRootDomainObject(Bennu.getInstance()); setStartDate(new YearMonthDay()); } public Candidacy(CandidacySituation candidacySituation) { this(); if (candidacySituation == null) { throw new DomainException("candidacy situation cannot be null"); } this.addCandidacySituations(candidacySituation); } public final Integer createCandidacyNumber() { if (Bennu.getInstance().getCandidaciesSet().size() == 0) { return Integer.valueOf(1); } Candidacy candidacy = Collections.max(Bennu.getInstance().getCandidaciesSet(), new BeanComparator("number")); return candidacy.getNumber() + 1; } public CandidacySituation getActiveCandidacySituation() { return !getCandidacySituationsSet().isEmpty() ? Collections.max(getCandidacySituationsSet(), CandidacySituation.DATE_COMPARATOR) : null; } public CandidacySituationType getActiveCandidacySituationType() { final CandidacySituation situation = getActiveCandidacySituation(); return (situation != null) ? situation.getCandidacySituationType() : null; } private CandidacySituation getFirstCandidacySituation() { return Collections.min(getCandidacySituationsSet(), CandidacySituation.DATE_COMPARATOR); } // static methods public static Candidacy readByCandidacyNumber(Integer candidacyNumber) { for (Candidacy candidacy : Bennu.getInstance().getCandidaciesSet()) { if (candidacy.getNumber().equals(candidacyNumber)) { return candidacy; } } return null; } public static Set<Candidacy> readCandidaciesBetween(final Integer from, final Integer to) { final Set<Candidacy> result = new HashSet<Candidacy>(); for (final Candidacy candidacy : Bennu.getInstance().getCandidaciesSet()) { if (candidacy.getNumber() >= from && candidacy.getNumber() <= to) { result.add(candidacy); } } return result; } public static Set<Candidacy> readDegreeCandidaciesBetween(final Integer from, final Integer to) { final Set<Candidacy> result = new HashSet<Candidacy>(); for (final Candidacy candidacy : Bennu.getInstance().getCandidaciesSet()) { if (candidacy instanceof DegreeCandidacy) { if (candidacy.getNumber() >= from && candidacy.getNumber() <= to) { result.add(candidacy); } } } return result; } public static Set<Candidacy> readDFACandidaciesBetween(final Integer from, final Integer to) { final Set<Candidacy> result = new HashSet<Candidacy>(); for (final Candidacy candidacy : Bennu.getInstance().getCandidaciesSet()) { if (candidacy instanceof DFACandidacy) { if (candidacy.getNumber() >= from && candidacy.getNumber() <= to) { result.add(candidacy); } } } return result; } abstract public String getDescription(); abstract protected Set<Operation> getOperations(CandidacySituation candidacySituation); abstract protected void moveToNextState(CandidacyOperationType candidacyOperationType, Person person); abstract public boolean isConcluded(); @Override public YearMonthDay getStartDate() { return super.getStartDate() != null ? super.getStartDate() : getFirstCandidacySituation().getSituationDate().toYearMonthDay(); } public void delete() { setPerson(null); for (; !getCandidacySituationsSet().isEmpty(); getCandidacySituationsSet().iterator().next().delete()) { ; } setRootDomainObject(null); deleteDomainObject(); } public abstract Map<String, Set<String>> getStateMapping(); public abstract String getDefaultState(); public CandidacySituation nextState(String nextState) { CandidacySituationType situationType = CandidacySituationType.valueOf(nextState); if (!situationType.equals(this.getActiveCandidacySituation().getCandidacySituationType()) && getValidNextStates().contains(nextState)) { switch (situationType) { case CANCELLED: return new CancelledCandidacySituation(this); case PRE_CANDIDACY: return new PreCandidacySituation(this); case STAND_BY: return new StandByCandidacySituation(this); case STAND_BY_CONFIRMED_DATA: return new StandByConfirmedDataCandidacySituation(this); case STAND_BY_FILLED_DATA: return new StandByFilledDataCandidacySituation(this); case REGISTERED: return new RegisteredCandidacySituation(this); case ADMITTED: return new AdmittedCandidacySituation(this); case NOT_ADMITTED: return new NotAdmittedCandidacySituation(this); case SUBSTITUTE: return new SubstituteCandidacySituation(this); default: break; } } return null; } public IState nextState() { return nextState(getDefaultState()); } public void checkConditionsToForward() { checkConditionsToForward(getDefaultState()); } public void checkConditionsToForward(String nextState) { switch (this.getActiveCandidacySituation().getCandidacySituationType()) { case CANCELLED: throw new DomainException("error.impossible.to.forward.from.cancelled"); case ADMITTED: break; case STAND_BY: if (isCancelling(nextState)) { break; } if (!checkIfDataIsFilled()) { throw new DomainException("error.mandatory.data.not.filled.yet"); } if (this instanceof DFACandidacy) { if (!checkIfPrecedenceDataIsFilled()) { throw new DomainException("error.mandatory.data.not.filled.yet"); } } break; default: break; } } private boolean isCancelling(final String nextState) { return CandidacySituationType.valueOf(nextState) == CandidacySituationType.CANCELLED; } public Set<String> getValidNextStates() { return getStateMapping().get(getActiveCandidacySituation().getCandidacySituationType().toString()); } private boolean checkIfPrecedenceDataIsFilled() { if (!(this instanceof DFACandidacy)) { return false; } PrecedentDegreeInformation precedentDegreeInformation = ((DFACandidacy) this) .getPrecedentDegreeInformation(); return (precedentDegreeInformation.getConclusionGrade() != null && precedentDegreeInformation.getConclusionYear() != null && precedentDegreeInformation.getCountry() != null && precedentDegreeInformation.getDegreeDesignation() != null && precedentDegreeInformation.getInstitution() != null); } protected boolean checkIfDataIsFilled() { Person person = getPerson(); return (person.getGender() != null && person.getEmissionDateOfDocumentIdYearMonthDay() != null && person.getEmissionLocationOfDocumentId() != null && person.getExpirationDateOfDocumentIdYearMonthDay() != null && person.getSocialSecurityNumber() != null && person.getProfession() != null && person.getMaritalStatus() != null && person.getDateOfBirthYearMonthDay() != null && person.getCountry() != null && person.getParishOfBirth() != null && person.getDistrictSubdivisionOfBirth() != null && person.getDistrictOfBirth() != null && person.getCountryOfBirth() != null && person.getNameOfFather() != null && person.getNameOfMother() != null && person.hasDefaultPhysicalAddress() && person.getInstitutionalOrDefaultEmailAddressValue() != null); } public boolean isActive() { final CandidacySituationType situationType = getActiveCandidacySituationType(); return situationType != null && situationType.isActive(); } }