Java tutorial
/* * Copyright 2011 Daniel Kurka * * 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.googlecode.gwtphonegap.client.contacts.browser; import java.util.Date; import com.google.gwt.json.client.JSONArray; import com.google.gwt.json.client.JSONBoolean; import com.google.gwt.json.client.JSONNull; import com.google.gwt.json.client.JSONNumber; import com.google.gwt.json.client.JSONObject; import com.google.gwt.json.client.JSONString; import com.google.gwt.json.client.JSONValue; import com.googlecode.gwtphonegap.client.contacts.Contact; import com.googlecode.gwtphonegap.client.contacts.ContactAddress; import com.googlecode.gwtphonegap.client.contacts.ContactField; import com.googlecode.gwtphonegap.client.contacts.ContactName; import com.googlecode.gwtphonegap.client.contacts.ContactOrganisation; import com.googlecode.gwtphonegap.collection.shared.CollectionFactory; import com.googlecode.gwtphonegap.collection.shared.LightArray; public class ContactBrowserImpl implements Contact { private static final String CONTACT_FIELD_PREF = "pref"; private static final String CONTACT_FIELD_VALUE = "value"; private static final String CONTACT_FIELD_TYPE = "type"; private static final String NAME_SUFFIX = "suffix"; private static final String NAME_PREFIX = "prefix"; private static final String NAME_MIDDLE_NAME = "middleName"; private static final String NAME_GIVEN_NAME = "givenName"; private static final String NAME_FAMILY_NAME = "familyName"; private static final String NAME_FORMATTED = "formatted"; private static final String ADDRESS_COUNTRY = "country"; private static final String ADDRESS_POSTAL_CODE = "postalCode"; private static final String ADDRESS_REGION = "region"; private static final String ADDRESS_LOCALITY = "locality"; private static final String ADDRESS_STREET_ADDRESS = "streetAddress"; private static final String ADDRESS_FORMATTED = "formatted"; private static final String ORGANISATION_TITLE = "title"; private static final String ORGANISATION_DEPARTMENT = "department"; private static final String ORGANISATION_TYPE = "type"; private static final String ORGANISATION_PREF = "pref"; private static final String CONTACT_ORGANISATION = "organisation"; private static final String CONTACT_ADDRESSES = "addresses"; private static final String CONTACT_NAME = "name"; private static final String CONTACT_URLS = "urls"; private static final String CONTACT_CATEGORIES = "categories"; private static final String CONTACT_PHOTOS = "photos"; private static final String CONTACT_IMS = "ims"; private static final String CONTACT_EMAILS = "emails"; private static final String CONTACT_PHONE_NUMBERS = "phoneNumbers"; private static final String CONTACT_BIRTHDAY = "birthday"; private static final String CONTACT_NOTE = "note"; private static final String CONTACT_NICK_NAME = "nickName"; private static final String CONTACT_DISPLAY_NAME = "displayName"; private static final String FIELD_ID = "id"; private static final String ORGANISATION_NAME = "name"; private static final String ADDRESS_TYPE = "type"; private static final String ADDRESS_PREF = "pref"; private final ContactsBrowserImpl contactBrowserImpl; private String id; private String displayName; private String nickName; private Date birthday; private String note; private ContactName contactName; private LightArray<ContactField> phoneNumbers; private LightArray<ContactField> emails; private LightArray<ContactAddress> contactAddresses; private LightArray<ContactField> ims; private LightArray<ContactOrganisation> organisations; private LightArray<ContactField> photos; private LightArray<ContactField> categories; private LightArray<ContactField> urls; public ContactBrowserImpl(ContactsBrowserImpl contactBrowserImpl) { this.contactBrowserImpl = contactBrowserImpl; } public void setId(String id) { this.id = id; } @Override public String getId() { return id; } @Override public void setDisplayName(String displayName) { this.displayName = displayName; } @Override public String getDisplayName() { if (displayName == null || "".equals(displayName)) { String first = getName().getGivenName(); String lastName = getName().getGivenName(); String disp = ""; if (first != null) { disp += first + " "; } if (lastName != null) { disp += lastName; } displayName = disp; } return displayName; } @Override public void setName(ContactName contactName) { this.contactName = contactName; } @Override public ContactName getName() { if (contactName == null) { contactName = new ContactNameBrowserImpl(); } return contactName; } @Override public void setNickName(String name) { this.nickName = name; } @Override public String getNickName() { return nickName; } @Override public LightArray<ContactField> getPhoneNumbers() { if (phoneNumbers == null) { phoneNumbers = CollectionFactory.constructArray(); } return this.phoneNumbers; } @Override public void setPhoneNumbers(LightArray<ContactField> array) { this.phoneNumbers = array; } @Override public void setEmails(LightArray<ContactField> emails) { this.emails = emails; } @Override public LightArray<ContactField> getEmails() { if (emails == null) { emails = CollectionFactory.constructArray(); } return emails; } @Override public void setContactAddresses(LightArray<ContactAddress> contactAddresses) { this.contactAddresses = contactAddresses; } @Override public LightArray<ContactAddress> getContactAddresses() { if (contactAddresses == null) { contactAddresses = CollectionFactory.constructArray(); } return contactAddresses; } @Override public void setIms(LightArray<ContactField> ims) { this.ims = ims; } @Override public LightArray<ContactField> getIms() { if (ims == null) { ims = CollectionFactory.constructArray(); } return ims; } @Override public void setOrganisations(LightArray<ContactOrganisation> organisations) { this.organisations = organisations; } @Override public LightArray<ContactOrganisation> getOrganisations() { if (organisations == null) { organisations = CollectionFactory.constructArray(); } return this.organisations; } @Override public Date getBirthDay() { return birthday; } @Override public void setBirthDay(Date birthday) { this.birthday = birthday; } @Override public void setNote(String note) { this.note = note; } @Override public String getNote() { return note; } @Override public void setPhotos(LightArray<ContactField> photos) { this.photos = photos; } @Override public LightArray<ContactField> getPhotos() { if (photos == null) { photos = CollectionFactory.constructArray(); } return photos; } @Override public void setCategories(LightArray<ContactField> categories) { this.categories = categories; } @Override public LightArray<ContactField> getCategories() { if (categories == null) { categories = CollectionFactory.constructArray(); } return categories; } @Override public void setUrls(LightArray<ContactField> urls) { this.urls = urls; } @Override public LightArray<ContactField> getUrls() { if (urls == null) { urls = CollectionFactory.constructArray(); } return this.urls; } @Override public void remove() { contactBrowserImpl.remove(this); } @Override public void save() { contactBrowserImpl.save(this); } @Override public Contact cloneContact() { return contactBrowserImpl.cloneContact(this); } public static Contact fromJSON(ContactsBrowserImpl controller, JSONObject jsonContact) { ContactBrowserImpl contact = new ContactBrowserImpl(controller); // simple fields contact.setId(getFieldAsString(jsonContact.get(FIELD_ID))); contact.setDisplayName(getFieldAsString(jsonContact.get(CONTACT_DISPLAY_NAME))); contact.setNickName(getFieldAsString(jsonContact.get(CONTACT_NICK_NAME))); contact.setNote(getFieldAsString(jsonContact.get(CONTACT_NOTE))); // birthday JSONValue dateValue = jsonContact.get(CONTACT_BIRTHDAY); if (dateValue != null && dateValue.isNumber() != null) { contact.setBirthDay(new Date((long) dateValue.isNumber().doubleValue())); } // contact fields JSONArray phoneNumberArray = jsonContact.get(CONTACT_PHONE_NUMBERS).isArray(); LightArray<ContactField> phoneNumbers = getContactFieldsForArray(phoneNumberArray); contact.setPhoneNumbers(phoneNumbers); JSONArray emailsArray = jsonContact.get(CONTACT_EMAILS).isArray(); LightArray<ContactField> emails = getContactFieldsForArray(emailsArray); contact.setEmails(emails); JSONArray imsArray = jsonContact.get(CONTACT_IMS).isArray(); LightArray<ContactField> ims = getContactFieldsForArray(imsArray); contact.setIms(ims); JSONArray photosArray = jsonContact.get(CONTACT_PHOTOS).isArray(); LightArray<ContactField> photos = getContactFieldsForArray(photosArray); contact.setPhotos(photos); JSONArray categoriesArray = jsonContact.get(CONTACT_CATEGORIES).isArray(); LightArray<ContactField> categories = getContactFieldsForArray(categoriesArray); contact.setCategories(categories); JSONArray urlsArray = jsonContact.get(CONTACT_URLS).isArray(); LightArray<ContactField> urls = getContactFieldsForArray(urlsArray); contact.setUrls(urls); ContactName name = getName(jsonContact.get(CONTACT_NAME).isObject()); contact.setName(name); LightArray<ContactAddress> addresses = getAddressArray(jsonContact.get(CONTACT_ADDRESSES).isArray()); contact.setContactAddresses(addresses); LightArray<ContactOrganisation> organisations = getContactOrganisationArray( jsonContact.get(CONTACT_ORGANISATION).isArray()); contact.setOrganisations(organisations); return contact; } private static LightArray<ContactOrganisation> getContactOrganisationArray(JSONArray jsonArray) { LightArray<ContactOrganisation> array = CollectionFactory.constructArray(); if (jsonArray == null) { return array; } for (int i = 0; i < jsonArray.size(); i++) { array.push(getOrganisation(jsonArray.get(i).isObject())); } return array; } private static ContactOrganisation getOrganisation(JSONObject object) { ContactOrganisationBrowserImpl co = new ContactOrganisationBrowserImpl(); if (object == null) { return co; } String name = getFieldAsString(object.get(ORGANISATION_NAME)); String department = getFieldAsString(object.get(ORGANISATION_DEPARTMENT)); String title = getFieldAsString(object.get(ORGANISATION_TITLE)); String type = getFieldAsString(object.get(ORGANISATION_TYPE)); boolean pref = getFieldAsBoolean(object.get(ORGANISATION_PREF)); co.setDepartment(department); co.setName(name); co.setTitle(title); co.setType(type); co.setPref(pref); return co; } private static LightArray<ContactAddress> getAddressArray(JSONArray jsonArray) { LightArray<ContactAddress> array = CollectionFactory.constructArray(); if (jsonArray == null) { return array; } for (int i = 0; i < jsonArray.size(); i++) { array.push(getAddress(jsonArray.get(i).isObject())); } return array; } private static ContactAddress getAddress(JSONObject object) { ContactAddressBrowserImpl ca = new ContactAddressBrowserImpl(); if (object == null) { return ca; } String formatted = getFieldAsString(object.get(ADDRESS_FORMATTED)); String streetAddress = getFieldAsString(object.get(ADDRESS_STREET_ADDRESS)); String locality = getFieldAsString(object.get(ADDRESS_LOCALITY)); String region = getFieldAsString(object.get(ADDRESS_REGION)); String postalCode = getFieldAsString(object.get(ADDRESS_POSTAL_CODE)); String country = getFieldAsString(object.get(ADDRESS_COUNTRY)); String type = getFieldAsString(object.get(ADDRESS_TYPE)); boolean pref = getFieldAsBoolean(object.get(ADDRESS_PREF)); ca.setFormatted(formatted); ca.setStreetAddress(streetAddress); ca.setLocality(locality); ca.setRegion(region); ca.setPostalCode(postalCode); ca.setCountry(country); ca.setType(type); ca.setPref(pref); return ca; } private static ContactName getName(JSONObject object) { ContactNameBrowserImpl name = new ContactNameBrowserImpl(); if (object == null) { return name; } String formatted = getFieldAsString(object.get(NAME_FORMATTED)); String familyName = getFieldAsString(object.get(NAME_FAMILY_NAME)); String givenName = getFieldAsString(object.get(NAME_GIVEN_NAME)); String middleName = getFieldAsString(object.get(NAME_MIDDLE_NAME)); String prefix = getFieldAsString(object.get(NAME_PREFIX)); String suffix = getFieldAsString(object.get(NAME_SUFFIX)); name.setFormatted(formatted); name.setFamilyName(familyName); name.setGivenName(givenName); name.setMiddleName(middleName); name.setHonorificPrefix(prefix); name.setHonorificSuffix(suffix); return name; } private static LightArray<ContactField> getContactFieldsForArray(JSONArray jsonArray) { LightArray<ContactField> array = CollectionFactory.constructArray(); if (jsonArray == null) { return array; } for (int i = 0; i < jsonArray.size(); i++) { ContactFieldBrowserImpl cf = new ContactFieldBrowserImpl(); JSONObject object = jsonArray.get(i).isObject(); String type = getFieldAsString(object.get(CONTACT_FIELD_TYPE)); String value = getFieldAsString(object.get(CONTACT_FIELD_VALUE)); boolean pref = getFieldAsBoolean(object.get(CONTACT_FIELD_PREF)); cf.setPref(pref); cf.setType(type); cf.setValue(value); array.push(cf); } return array; } private static boolean getFieldAsBoolean(JSONValue field) { return field.isBoolean() != null ? field.isBoolean().booleanValue() : false; } private static String getFieldAsString(JSONValue field) { return (field != null && field.isString() != null) ? field.isString().stringValue() : ""; } public JSONObject serializeContact() { JSONObject root = new JSONObject(); // simple values root.put(FIELD_ID, getAsJSONString(this.getId())); root.put(CONTACT_DISPLAY_NAME, getAsJSONString(this.getDisplayName())); root.put(CONTACT_NICK_NAME, getAsJSONString(this.getNickName())); if (this.getBirthDay() != null) { double value = this.getBirthDay().getTime(); root.put(CONTACT_BIRTHDAY, new JSONNumber(value)); } root.put(CONTACT_PHONE_NUMBERS, toJSONArray(this.getPhoneNumbers())); root.put(CONTACT_EMAILS, toJSONArray(this.getEmails())); root.put(CONTACT_IMS, toJSONArray(this.getIms())); root.put(CONTACT_PHOTOS, toJSONArray(this.getPhotos())); root.put(CONTACT_CATEGORIES, toJSONArray(this.getCategories())); root.put(CONTACT_URLS, toJSONArray(this.getUrls())); root.put(CONTACT_NAME, createContact(this.getName())); root.put(CONTACT_ADDRESSES, createAddresses(this.getContactAddresses())); root.put(CONTACT_ORGANISATION, createOrganisation(this.getOrganisations())); return root; } private JSONArray createOrganisation(LightArray<ContactOrganisation> organisations) { JSONArray jsonArray = new JSONArray(); for (int i = 0; i < organisations.length(); i++) { ContactOrganisation co = organisations.get(i); JSONObject orga = new JSONObject(); orga.put(ORGANISATION_NAME, getAsJSONString(co.getName())); orga.put(ORGANISATION_DEPARTMENT, getAsJSONString(co.getDepartment())); orga.put(ORGANISATION_TITLE, getAsJSONString(co.getTitle())); orga.put(ORGANISATION_TYPE, getAsJSONString(co.getType())); orga.put(ORGANISATION_PREF, JSONBoolean.getInstance(co.isPref())); jsonArray.set(i, orga); } return jsonArray; } private JSONArray createAddresses(LightArray<ContactAddress> addresses) { JSONArray jsonArray = new JSONArray(); for (int i = 0; i < addresses.length(); i++) { ContactAddress contactAddress = addresses.get(i); JSONObject address = new JSONObject(); address.put(ADDRESS_FORMATTED, getAsJSONString(contactAddress.getFormatted())); address.put(ADDRESS_STREET_ADDRESS, getAsJSONString(contactAddress.getStreetAddress())); address.put(ADDRESS_LOCALITY, getAsJSONString(contactAddress.getLocality())); address.put(ADDRESS_REGION, getAsJSONString(contactAddress.getRegion())); address.put(ADDRESS_POSTAL_CODE, getAsJSONString(contactAddress.getPostalCode())); address.put(ADDRESS_COUNTRY, getAsJSONString(contactAddress.getCountry())); address.put(ADDRESS_TYPE, getAsJSONString(contactAddress.getType())); address.put(ADDRESS_PREF, JSONBoolean.getInstance(contactAddress.isPref())); jsonArray.set(i, address); } return jsonArray; } private JSONObject createContact(ContactName contactName) { JSONObject jsonName = new JSONObject(); jsonName.put(NAME_FORMATTED, getAsJSONString(contactName.getFormatted())); jsonName.put(NAME_FAMILY_NAME, getAsJSONString(contactName.getFamilyName())); jsonName.put(NAME_GIVEN_NAME, getAsJSONString(contactName.getGivenName())); jsonName.put(NAME_MIDDLE_NAME, getAsJSONString(contactName.getMiddleName())); jsonName.put(NAME_PREFIX, getAsJSONString(contactName.getHonorificPrefix())); jsonName.put(NAME_SUFFIX, getAsJSONString(contactName.getHonorificSuffix())); return jsonName; } private JSONValue toJSONArray(LightArray<ContactField> contactField) { JSONArray jsonArray = new JSONArray(); for (int i = 0; i < contactField.length(); i++) { ContactField field = contactField.get(i); JSONObject jsonField = new JSONObject(); jsonField.put(CONTACT_FIELD_TYPE, getAsJSONString(field.getType())); jsonField.put(CONTACT_FIELD_VALUE, getAsJSONString(field.getValue())); jsonField.put(CONTACT_FIELD_PREF, JSONBoolean.getInstance(field.isPref())); jsonArray.set(i, jsonField); } return jsonArray; } private static JSONValue getAsJSONString(String id) { if (id == null) { return JSONNull.getInstance(); } return new JSONString(id); } }