Java tutorial
/* * Copyright 2013 McEvoy Software Ltd. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.bandstand.web; import com.bandstand.domain.Musician; import com.bandstand.domain.SessionManager; import io.milton.annotations.AddressBooks; import io.milton.annotations.ChildrenOf; import io.milton.annotations.ContactData; import io.milton.annotations.Get; import io.milton.annotations.ModifiedDate; import io.milton.annotations.PrincipalSearch; import io.milton.annotations.PutChild; import io.milton.annotations.ResourceController; import io.milton.common.ModelAndView; import io.milton.http.exceptions.BadRequestException; import io.milton.principal.PrincipalSearchCriteria; import java.io.IOException; import java.util.ArrayList; import java.util.Date; import java.util.Iterator; import java.util.List; import java.util.UUID; import net.sourceforge.cardme.engine.VCardEngine; import net.sourceforge.cardme.io.VCardWriter; import net.sourceforge.cardme.vcard.VCard; import net.sourceforge.cardme.vcard.VCardImpl; import net.sourceforge.cardme.vcard.features.EmailFeature; import net.sourceforge.cardme.vcard.features.TelephoneFeature; import net.sourceforge.cardme.vcard.types.BeginType; import net.sourceforge.cardme.vcard.types.EmailType; import net.sourceforge.cardme.vcard.types.EndType; import net.sourceforge.cardme.vcard.types.FormattedNameType; import net.sourceforge.cardme.vcard.types.NameType; import net.sourceforge.cardme.vcard.types.TelephoneType; import net.sourceforge.cardme.vcard.types.UIDType; import org.apache.commons.lang.StringUtils; import org.hibernate.Criteria; import org.hibernate.Transaction; import org.hibernate.criterion.Criterion; import org.hibernate.criterion.Disjunction; import org.hibernate.criterion.Junction; import org.hibernate.criterion.Restrictions; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * For accessing other musicians as contacts via carddav * * @author brad */ @ResourceController public class ContactsController { private static final Logger log = LoggerFactory.getLogger(ContactsController.class); @ChildrenOf public MusicianAddressBooksHome getAddressBookHome(Musician m) { return new MusicianAddressBooksHome(m); } @ChildrenOf @AddressBooks public MusicianAddressBook getAddressBook(MusicianAddressBooksHome m) { return new MusicianAddressBook(m.musician); } @ChildrenOf public List<MusicianContact> getMusicianContacts(MusicianAddressBook addressBook) { List<MusicianContact> list = new ArrayList<MusicianContact>(); for (Musician m : Musician.findAll(SessionManager.session())) { list.add(new MusicianContact(m)); } return list; } @PrincipalSearch public List<MusicianContact> searchMusicianContacts(MusicianAddressBook addressBook, PrincipalSearchCriteria crit) { if (crit.getCuType().equals(PrincipalSearchCriteria.CU_TYPE_INDIVIDUAL)) { Criteria c = SessionManager.session().createCriteria(MusicianContact.class); Junction combine; if (crit.getTest().equals(PrincipalSearchCriteria.TestType.ALL)) { combine = Restrictions.disjunction(); } else { combine = Restrictions.conjunction(); } for (PrincipalSearchCriteria.SearchItem searchItem : crit.getSearchItems()) { Criterion r = newCriterion(searchItem); if (r != null) { combine.add(r); } } c.add(combine); } return null; } private Criterion newCriterion(PrincipalSearchCriteria.SearchItem searchItem) { switch (searchItem.getMatchType()) { case CONTAINS: return Restrictions.like(searchItem.getField(), "%" + searchItem.getValue() + "%"); case ENDSWITH: return Restrictions.like(searchItem.getField(), "%" + searchItem.getValue()); case EXACT: return Restrictions.eq(searchItem.getField(), searchItem.getValue()); case STARTSWITH: return Restrictions.like(searchItem.getField(), searchItem.getValue() + "%"); } return null; } @ContactData @Get public byte[] getContactData(MusicianContact c) { Musician m = c.contact; try { VCardImpl vcard = new VCardImpl(); vcard.setBegin(new BeginType()); vcard.setID(m.getContactUid()); String uid = m.getContactUid(); if (uid == null || uid.length() == 0) { uid = m.getName(); } vcard.setUID(new UIDType(uid)); vcard.setFormattedName(new FormattedNameType(m.getGivenName() + " " + m.getSurName())); vcard.setName(new NameType(m.getSurName(), m.getGivenName())); if (!StringUtils.isBlank(m.getTelephonenumber())) { vcard.addTelephoneNumber(new TelephoneType(m.getTelephonenumber())); } if (!StringUtils.isBlank(m.getMail())) { vcard.addEmail(new EmailType(m.getMail())); } vcard.setEnd(new EndType()); VCardWriter writer = new VCardWriter(); writer.setVCard(vcard); return writer.buildVCardString().getBytes("UTF-8"); } catch (IOException ex) { throw new RuntimeException(ex); } } @PutChild public MusicianContact createMusicianContact(MusicianAddressBook abook, String newName, byte[] vcardData) throws BadRequestException { Transaction tx = SessionManager.session().beginTransaction(); try { VCardEngine cardEngine = new VCardEngine(); String vc = new String(vcardData); System.out.println("---- contact ----"); System.out.println(vc); System.out.println("-------"); VCard vcard = cardEngine.parse(vc); Musician m = new Musician(); if (vcard.getUID() != null) { m.setContactUid(vcard.getUID().getUID()); } else { m.setContactUid(UUID.randomUUID().toString()); } m.setName(newName); m.setCreatedDate(new Date()); m.setGivenName(vcard.getName().getGivenName()); m.setSurName(vcard.getName().getFamilyName()); m.setModifiedDate(new Date()); { Iterator<TelephoneFeature> it = vcard.getTelephoneNumbers(); while (it.hasNext()) { m.setTelephonenumber(it.next().getTelephone()); } } { Iterator<EmailFeature> itEmails = vcard.getEmails(); while (itEmails.hasNext()) { m.setMail(itEmails.next().getEmail()); } } SessionManager.session().save(m); SessionManager.session().flush(); tx.commit(); return new MusicianContact(m); } catch (Exception e) { tx.rollback(); log.error("exception uploading musician contact", e); throw new BadRequestException(e.getMessage()); } } @PutChild public MusicianContact updateMusicianContact(MusicianContact contact, byte[] vcardData) throws BadRequestException { log.info("updateMusicianContact"); Transaction tx = SessionManager.session().beginTransaction(); try { Musician m = contact.getMusician(); VCardEngine cardEngine = new VCardEngine(); String vc = new String(vcardData); System.out.println("---- contact ----"); System.out.println(vc); System.out.println("-------"); VCard vcard = cardEngine.parse(vc); if (vcard.getUID() != null) { m.setContactUid(vcard.getUID().getUID()); } if (vcard.getName() != null) { m.setGivenName(vcard.getName().getGivenName()); m.setSurName(vcard.getName().getFamilyName()); } else { log.warn("No name feature in supplied vcard: " + vc); } m.setModifiedDate(new Date()); { Iterator<TelephoneFeature> it = vcard.getTelephoneNumbers(); while (it.hasNext()) { m.setTelephonenumber(it.next().getTelephone()); } } { Iterator<EmailFeature> itEmails = vcard.getEmails(); while (itEmails.hasNext()) { m.setMail(itEmails.next().getEmail()); } } m.setModifiedDate(new Date()); SessionManager.session().save(m); SessionManager.session().flush(); tx.commit(); return contact; } catch (Exception e) { tx.rollback(); log.error("exception uploading musician contact", e); throw new BadRequestException(e.getMessage()); } } @ModifiedDate public Date getContactModDate(MusicianContact c) { return c.getMusician().getModifiedDate(); } @Get public ModelAndView renderAddressBookPage(MusicianAddressBook addressBook) { return new ModelAndView("addressBook", addressBook, "abook"); } public class MusicianContact { private final Musician contact; public MusicianContact(Musician contact) { this.contact = contact; } public String getId() { return contact.getId() + ""; } public String getName() { return contact.getName(); } public Musician getMusician() { return contact; } } public class MusicianAddressBooksHome { private final Musician musician; public MusicianAddressBooksHome(Musician musician) { this.musician = musician; } public String getName() { return "abooks"; } } public class MusicianAddressBook { private final Musician musician; public MusicianAddressBook(Musician musician) { this.musician = musician; } public String getName() { return "default"; } } }