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Realm Japan meetup Ueda
zaki50
November 12, 2016
Technology
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Realm Japan meetup Ueda
zaki50
November 12, 2016
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Transcript
Realm meetup ্ా zaki@realm.io
#realm_jp zaki@realm.io
Makoto Yamazaki Realm Inc. / uPhyca Inc. zaki@realm.io
What is Realm? zaki@realm.io
ٌغ؎ٕرغ؎أ㼔欽ח倜׃ֻ⡲ر٦ةك٦أ 0CKFDUJWF$䎃剢։ +BWB䎃剢։ 4XJGU䎃剢։ ٌغ؎ٕ欽鷿ח剑黝⻉ׁגְ 鹼䒀ٗ٦س
ئٗ؝ؾ٦ ط؎ذ؍ـ٥ؙٔٝ Realm zaki@realm.io
Realm ˖ ؙٗأفٓحزؿؓ٦ي ˖ J04"OESPJE ˖ +BWB 4XJGU 0CKFDUJWF$ $
+BWB4DSJQU ˖ ؔ٦فٝا٦أ ˖ 杝荈%#ؒٝآٝ42-JUF⢪גְזְ zaki@realm.io
Realmͷಛ 넝鸞ז⹛⡲ 农〾⻉垥彊鄲⪒ 湫䠬涸דءٝفٕז"1* ♨㻝ז؟ه٦ز傈劤铂0, zaki@realm.io
public class Article extends RealmObject { @PrimaryKey private int id;
@Required private String title; private String contents; private Date creationDate; private Date modificationDate; private User user; private RealmList<Comment> comments; // getter, setter } Ϟσϧʢςʔϒϧʣఆٛ zaki@realm.io
class Article: Object { dynamic var id: Int = 0
dynamic var title: String = "" dynamic var contents: String = "" dynamic var creationDate: NSDate = NSDate() dynamic var modificationDate: NSDate = NSDate() dynamic var user: User? = nil let comments = List<Comment>() } Ϟσϧʢςʔϒϧʣఆٛ (iOS) zaki@realm.io
public class Article extends RealmObject { @PrimaryKey private int id;
@Required private String title; private String contents; private Date creationDate; private Date modificationDate; private User user; private RealmList<Comment> comments; // getter, setter } Ϟσϧʢςʔϒϧʣఆٛ RealmObjectΫϥεΛܧঝ zaki@realm.io
public class Article extends RealmObject { @PrimaryKey private int id;
@Required private String title; private String contents; private Date creationDate; private Date modificationDate; private User user; private RealmList<Comment> comments; // getter, setter } Ϟσϧʢςʔϒϧʣఆٛ ΧϥϜͱσʔλܕ zaki@realm.io
public class Article extends RealmObject { @PrimaryKey private int id;
@Required private String title; private String contents; private Date creationDate; private Date modificationDate; private User user; private RealmList<Comment> comments; // getter, setter } Ϟσϧʢςʔϒϧʣఆٛ nullͷՄʗෆՄ zaki@realm.io
public class Article extends RealmObject { @PrimaryKey private int id;
@Required private String title; private String contents; private Date creationDate; private Date modificationDate; private User user; private RealmList<Comment> comments; // getter, setter } Ϟσϧʢςʔϒϧʣఆٛ ̍ର̍ͷؔ࿈ zaki@realm.io
public class Article extends RealmObject { @PrimaryKey private int id;
@Required private String title; private String contents; private Date creationDate; private Date modificationDate; private User user; private RealmList<Comment> comments; // getter, setter } Ϟσϧʢςʔϒϧʣఆٛ ̍ରଟͷؔ࿈ zaki@realm.io
public final class RealmList<E extends RealmModel> extends java.util.AbstractList<E> implements io.realm.OrderedRealmCollection<E>
{ .... } Ϟσϧʢςʔϒϧʣఆٛ RealmListΫϥε zaki@realm.io
byte/Byte short/Short int/Integer long/Long boolean/Boolean float/Float double/Double String Date byte[]
モデルクラス RealmList<モデルクラス> Ϟσϧʢςʔϒϧʣఆٛ ΧϥϜʹ༻Ͱ͖Δܕ zaki@realm.io
Article article = new Article(); article.setId(1); article.setTitle("Realm meetup"); Realm
realm = Realm.getDefaultInstance(); try { realm.executeTransaction(realm -> { realm.insert(article); }); } finally { realm.close(); } σʔλͷอଘ zaki@realm.io
Article article = new Article(); article.setId(1); article.setTitle("Realm meetup"); Realm
realm = Realm.getDefaultInstance(); try { realm.executeTransaction(realm -> { realm.insert(person); }); } finally { realm.close(); } σʔλͷอଘ ϞσϧΦϒδΣΫτͷ࡞ zaki@realm.io
Article article = new Article(); article.setId(1); article.setTitle("Realm meetup"); Realm
realm = Realm.getDefaultInstance(); try { realm.executeTransaction(realm -> { realm.insert(person); }); } finally { realm.close(); } σʔλͷอଘ RealmΠϯελϯεͷऔಘ zaki@realm.io
Article article = new Article(); article.setId(1); article.setTitle("Realm meetup"); Realm
realm = Realm.getDefaultInstance(); try { realm.executeTransaction(realm -> { realm.insert(person); }); } finally { realm.close(); } σʔλͷอଘ ςʔϒϧૠೖ zaki@realm.io
Realm realm = Realm.getDefaultInstance(); try { RealmResults<Article> articles = realm.where(Article.class)
.beginsWith("title", "Realm") .findAllSorted("creationDate", Sort.DESCENDING); } finally { realm.close(); } ΫΤϦ zaki@realm.io
Realm realm = Realm.getDefaultInstance(); try { RealmResults<Article> articles = realm.where(Article.class)
.beginsWith("title", "Realm") .findAllSorted("creationDate", Sort.DESCENDING); } finally { realm.close(); } ΫΤϦ RealmΠϯελϯεͷऔಘ zaki@realm.io
Realm realm = Realm.getDefaultInstance(); try { RealmResults<Article> articles = realm.where(Article.class)
.beginsWith("title", "Realm") .findAllSorted("creationDate", Sort.DESCENDING); } finally { realm.close(); } ΫΤϦ ݅ͷࢦఆͱ݁Ռͷऔಘ zaki@realm.io
Realm realm = Realm.getDefaultInstance(); try { RealmResults<Article> articles = realm.where(Article.class)
.equalTo("user.name", "Tim") .lessThan("user.age", 30) .findAllSorted("creationDate", Sort.DESCENDING); } finally { realm.close(); } ϦϯΫΫΤϦ zaki@realm.io
Realm realm = Realm.getDefaultInstance(); try { RealmResults<Article> articles = realm.where(Article.class)
.contains("comments.message", "Ueda") .contains("comments.message", "meetup") .findAllSorted("creationDate", Sort.DESCENDING); } finally { realm.close(); } ϦϯΫΫΤϦ ҙʂ zaki@realm.io
realm.where(Foo.class).equalTo(FooFields.AGE, 20); realm.where(Foo.class).equalTo("age", 20) http://bit.ly/RealmField realm.where(Foo::class.java).equalTo(Foo::age.name, 20); KotlinͷਓݩʑҎԼͷΑ͏ʹॻ͚ΔͷͰෆཁͰ͢ Realm Field
Names Helper zaki@realm.io
ΫΤϦϝιου isNull/isNotNull isEmpty/isNotEmpty equalTo/notEqualTo greaterThan greaterThanOrEqualTo lessThan lessThanOrEqualTo between contains
beginsWith endsWith in and or not beginGroup endGroup zaki@realm.io
ूܭϝιου sum average min max maximumDate minimumDate count zaki@realm.io
Realm realm = Realm.getDefaultInstance(); try { RealmResults<Article> articles = ...;
Article article = articles.first(); article.isManaged(); // true Log.d("realm", article.getTitle()); Log.d("realm", article.getUser().getName()); Log.d("realm", article.getComments().get(0).getMessage()); } finally { realm.close(); } σʔλͷಡΈग़͠ zaki@realm.io
RealmResults<Article> articles = ...; articles.addChangeListener(results -> { // ArticleΫϥεʹ͍ͭͯมߋɾՃɾআͷࡍʹݺΕΔ });
Article article = articles.first(); article.addChangeListener(obj -> { // ArticleΫϥεʹ͍ͭͯมߋɾՃɾআͷࡍʹݺΕΔ }); มߋ௨ zaki@realm.io
࣮ࡍͷ͍ํ zaki@realm.io
࣮ࡍͷ͍ํ Activityฤ public class ArticleActivity extends AppCompatActivity { private Realm
realm; private Article article; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_article); int id = getIntent().getIntExtra("id", 0); realm = Realm.getDefaultInstance(); article = realm.where(Article.class).equalTo("id", id); } @Override public void onDestroy() { super.onDestroy(); realm.close(); } } zaki@realm.io
࣮ࡍͷ͍ํ Fragmentฤ public class ArticleFragment extends Fragment { private Realm
realm; private Article article; @Override public View onCreateView(...) { super.onCreateView(...); realm = Realm.getDefaultInstance(); int id = getIntent().getIntExtra("id", 0); article = realm.where(Article.class).equalTo("id", id); // Viewの作成 } @Override public void onDestroyView() { super.onDestroyView(); realm.close(); } } zaki@realm.io
࣮ࡍͷ͍ํ ඇLooperεϨουฤ public class MyThread extends Thread { @Override public
void run() { while(true) { // なんらかの処理 //結果を保存 Realm realm = Realm.getDefaultInstance(); try { realm.executeTransaction(realm -> { realm.insert(person); }); } finally { realm.close(); } } } } zaki@realm.io
࣮ࡍͷ͍ํ ඇLooperεϨουฤ public class MyThread extends Thread { @Override public
void run() { Realm realm = Realm.getDefaultInstance(); try { RealmResults<Article> articles = ...; while(true) { realm.waitForChange(); //articlesを読み出して必要な処理を実行 } } finally { realm.close(); } } } zaki@realm.io
public class MyApplication extends Application { @Override public void onCreate()
{ super.onCreate(); Realm.init(this); } } શମͷॳظԽ zaki@realm.io
ॏཁ֓೦ zaki@realm.io
unmanaged/managed Article unmanagedArticle = new Article(); unmanagedArticle.isManaged(); // false unmanagedArticle.setTitle("meetup");
// OK RealmResults<Article> articles = ...; final Article managedArticle = articles.first(); managedArticle.isManaged(); // true managedArticle.setTitle("meetup"); // τϥϯβΫγϣϯΤϥʔ realm.executeTransaction(realm -> { managedArticle.setTitle("meetup"); // OK }); zaki@realm.io
εϨουͷѻ͍ RealmΠϯελϯεͱ͔ͦ͜Βऔಘͨ͠ϥΠϒͳΦϒδΣΫτ εϨουؒͰͷड͚͠Λߦ͍͚ͬͯͳ͍ʂʂ zaki@realm.io
҉߸Խ zaki@realm.io
byte[] key = new byte[64]; new SecureRandom().nextBytes(key); final RealmConfiguration config
= new RealmConfiguration.Builder() .encryptionKey(key) .build(); final Realm realm = Realm.getInstance(config); ҉߸Խ zaki@realm.io
byte[] key = new byte[64]; new SecureRandom().nextBytes(key); final RealmConfiguration config
= new RealmConfiguration.Builder() .encryptionKey(key) .build(); final Realm realm = Realm.getInstance(config); ҉߸Խ 伴64όΠτ zaki@realm.io
byte[] key = new byte[64]; new SecureRandom().nextBytes(key); final RealmConfiguration config
= new RealmConfiguration.Builder() .encryptionKey(key) .build(); final Realm realm = Realm.getInstance(config); ҉߸Խ 伴ͷੜͷҰྫ zaki@realm.io
byte[] key = new byte[64]; new SecureRandom().nextBytes(key); final RealmConfiguration config
= new RealmConfiguration.Builder() .encryptionKey(key) .build(); final Realm realm = Realm.getInstance(config); ҉߸Խ 伴Ληοτͨ͠ઃఆใͷ࡞ zaki@realm.io
byte[] key = new byte[64]; new SecureRandom().nextBytes(key); final RealmConfiguration config
= new RealmConfiguration.Builder() .encryptionKey(key) .build(); final Realm realm = Realm.getInstance(config); ҉߸Խ RealmΠϯελϯεͷऔಘ zaki@realm.io
˖ إٝءذ؍ـז䞔㜠ך⥂㶷 խ⦐➂䞔㜠ծ،ؕؐٝزز٦ؙٝזו ˖ 衼⡲埄זוד⥂隊ׁر٦ة ҉߸Խ zaki@realm.io
Realm Mobile Platform kk@realm.io zaki@realm.io
What is Realm Mobile Platform? zaki@realm.io
Realm Mobile Database ˖ 42-JUFך➿剏הזٌغ؎ٕرغ؎أ㼔欽ך ر٦ةك٦أ ˖ ؙٗأفٓحزؿؓ٦ي ˖ J04"OESPJE
˖ +BWB 4XJGU 0CKFDUJWF$ $ +BWB4DSJQU ˖ ؔ٦فٝا٦أ zaki@realm.io
Realm Mobile Platform zaki@realm.io
Realm Mobile Platform Realm Mobile Database zaki@realm.io
Realm Mobile Platform Realm Mobile Database Data Sync ٔ،ٕة؎يず劍 zaki@realm.io
Realm Mobile Platform Realm Mobile Database Data Sync User Identify
ٔ،ٕة؎يず劍 ِ٦ؠ٦陎ⴽ zaki@realm.io
Realm Mobile Platform Realm Mobile Database Data Sync Access Control
User Identify ٔ،ٕة؎يず劍 ِ٦ؠ٦陎ⴽ ر٦ةⰟ剣 zaki@realm.io
Realm Mobile Platform Realm Mobile Database Data Sync Access Control
User Identify Event Handling ٔ،ٕة؎يず劍 ِ٦ؠ٦陎ⴽ ر٦ةⰟ剣 ؽآطأٗآحؙ zaki@realm.io
Realm Mobile Platform Realm Mobile Database zaki@realm.io
Demo zaki@realm.io
ͬͯΈΔ zaki@realm.io
ηοτΞοϓ zaki@realm.io
Realm Object ServerΛىಈ͢Δ zaki@realm.io
AdminΞΧϯτΛ࡞Δ zaki@realm.io
ηοτΞοϓ zaki@realm.io
ηοτΞοϓ zaki@realm.io
μογϡϘʔυ zaki@realm.io
μογϡϘʔυ zaki@realm.io
Object Server্ͷσʔλΛݟΔ zaki@realm.io
Realm Browser zaki@realm.io
جຊతͳ͍ํ zaki@realm.io
ΞΫηετʔΫϯʢmacOSʣ zaki@realm.io
ΞΫηετʔΫϯʢCentOSʣ # cd /etc/realm/ # ls admin_token.base64 configuration.yml token- signature.key
token-signature.pub # cat admin_token.base64 ewoJImlkZW50a... zaki@realm.io
جຊతͳ͍ํ(Android) ηοτΞοϓ realm { syncEnabled = true } appͷbuild.gradeʹ zaki@realm.io
جຊతͳ͍ํ(Android) ೝূ Credentials creds = Credentials.usernamePassword(username, password, true); User.loginAsync(creds, "https://realm.example.com:9443/auth",
new User.Callback() { @Override public void onSuccess(User user) { // ログイン成功時の処理 } @Override public void onError(ObjectServerError error) { // エラー処理 } } ); zaki@realm.io
جຊతͳ͍ํ(Android) RealmΠϯελϯεͷऔಘ // ユーザーとURLから設定を作成 SyncConfiguration config = new SyncConfiguration.Builder(user, "realm://realm.example.com/~/userRealm").build();
// 同期されるRealm Realm realm = Realm.getInstance(config); zaki@realm.io
جຊతͳ͍ํ(iOS) User.authenticate(with: Credential.usernamePassword(username: "username", password: "password", actions: []), server: URL(string:
"http://128.199.141.202:9080")!, onCompletion: { user, error in guard let user = user else { fatalError(String(describing: error)) } let configuration = Realm.Configuration( syncConfiguration: (user, URL(string: "realm://128.199.141.202:9080/~/realmtasks")!) ) self.realm = try! Realm(configuration: configuration) }) zaki@realm.io
FacebookϩάΠϯ zaki@realm.io
FacebookϩάΠϯ facebookAuth = new FacebookAuth(loginButton) { @Override public void onRegistrationComplete(LoginResult
loginResult) { SyncCredentials credentials = SyncCredentials.facebook( loginResult.getAccessToken().getToken()); SyncUser.loginAsync(credentials, AUTH_URL, LoginActivity.this); } }; zaki@realm.io
FacebookϩάΠϯ developers.facebook.com/docs/facebook-login/ android zaki@realm.io
Typical Application Data Flow Native object JSON Native object SQL
Native object JSON Native object SQLite/CoreData SQLite/CoreData zaki@realm.io
w/ Realm Mobile Platform zaki@realm.io
Data Sync ر٦ةず劍 zaki@realm.io
User Identify ر٦ةず劍 ِ٦ؠ٦陎ⴽ zaki@realm.io
Access Control ر٦ةず劍 ِ٦ؠ٦陎ⴽ ،ؙإأ؝ٝزٗ٦ٕ zaki@realm.io
Event Handling ؎كٝزعٝسؚٔٝ zaki@realm.io
ΠϕϯτϋϯυϦϯά var Realm = require('realm'); var filter_callback = function(realm_name) {
... }; var change_notification_callback = function(realm_name, realm) { var channels = realm.objects('Channel'); for (var i = 0; i < channels.length; ++i) { var channel = channels[i]; ... } }; Realm.setGlobalSyncListener(local_root_dir, server_base_url, access_token, filter_callback, change_notification_callback); zaki@realm.io
zaki@realm.io
Realm Mobile Platform ˖ .PCJMF%BUBCBTF ˖ 倯ぢךر٦ةず劍 ˖ ٔ،ٕة؎ي ˖
ء٦يٖأ ˖ ؝ٝؿؙٔزך荈⹛鍑寸 ˖ ِ٦ؠ٦陎ⴽ ˖ ؎كٝزعٝسؚٔٝ • αʔόʔϓογϡ • σʔλڞ༗ • ΞΫηείϯτϩʔϧ zaki@realm.io
ίϯϑϦΫτͷղܾ • جຊޙউͪ • ಉ͡ΞΠςϜʹผͷมߋΛՃ͑ͨ߹ɺޙʹىͬͨ͜มߋ͕࠾༻ ͞Ε·͢ɻ • ಉ͡ΠϯσοΫεͷૠೖ࣌ؒॱʹͳΔ • আͯ͢ʹউͭ
• ͋ΔΞΠςϜ͕আ͞ΕͯɺผͷσόΠεͰಉ͡ΞΠςϜΛมߋ ͨ͠ɺͱ͍͏߹ɺআ͚͕ͩى͜Γ·͢ɻ zaki@realm.io
Demo github.com/realm/RealmTasks zaki@realm.io
Recent Updates zaki@realm.io
Recent Updates • Realm Objective-C/Swift 2.0.3 • Realm Java 2.2.0
• Realm React Native 0.14.0 • Realm Xamarin 0.78 zaki@realm.io
Where to find us • $ Realm Japan User Group:
facebook.com/groups/realmjp • $ Twitter: twitter.com/realmJapan • GitHub: github.com/realm • $ StackOverflow: ja.stackoverflow.com/questions/tagged/realm • $ Email: help@realm.io • $ Slack: slack.realm.io/ zaki@realm.io
Realm Japan User Group Facebook zaki@realm.io
Support Chat Slack http://slack.realm.io/ zaki@realm.io
Ξϯέʔτ http://bit.ly/RealmJP_Ueda zaki@realm.io
Questions? Makoto Yamazaki zaki@realm.io www.realm.io/jp @zaki50 zaki@realm.io