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Firebaseを使ってみた
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Katsuya Kato
February 24, 2016
Technology
0
47
Firebaseを使ってみた
関西モバイルアプリ研究会 #11 資料
Katsuya Kato
February 24, 2016
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Transcript
'JSFCBTFΛͬͯΈͨ ,BUTVZB,BUP
ࣗݾհ w Ճ౻উ w ΈࠐΈۀք͔ΒϞόΠϧۀքʹ ͖ͬͯͯ w ڈʹຊग़͠·ͨ͠
'JSFCBTFΛ ͬͯΈͨΛ͠·͢
'JSFCBTFͱ w ݄ʹ(PPHMFʹങऩ͞Εͨ#BB4ʢ#BDLFOEBTB 4FSWJDFʣ w ετϨʔδɺϢʔβʔཧͳͲΞϓϦέʔγϣϯͷόοΫΤϯ υͱͯ͠ඞཁͱͳΔػೳΛαʔϏεΛఏڙͯ͘͠ΕΔ w νϟοτΞϓϦͷΑ͏ͳϦΞϧλΠϜʹσʔλΛಉظ͢Δඞཁ ͕͋ΔαʔϏεʹద͍ͯ͠Δ
w /P42-ɻ+40/ΦϒδΣΫτͱͯ͠อ࣋͞ΕΔ w ΦϑϥΠϯͷॲཧ͍͍ײ͡ʹͬͯ͘ΕΔʢΒ͍͠ʣ
ͳͥ'JSFCBTF͔
ͳͥ'JSFCBTFͳͷ͔ w J04"OESPJEͰखܰʹ͏͜ͱ͕Ͱ͖ΔͷΛ ୳ͯͨ͠ w ಥવͷ1BSTFDPNऴྃͷ͓Βͤ w ͪΐͬͱ͏͚ͩͳΒֶशίετ͕ͯ͘ࡁΉ ͷͷΛɾɾɾ
ͬͯΈΔ
ΞΧϯτొ w IUUQTXXXpSFCBTFDPN
ཧը໘
ཧը໘ Ճ͞Εͨσʔλ͕ ͜͜ʹදࣔ͞Ε͍ͯ͘
νϟοτΞϓϦΛ ࡞ͬͯΈΔ
None
4%,ͷಋೖ
$PDPB1PET
pod 'Firebase'
ॳظઃఆˍಡΈॻ͖
ॳظઃఆ firebaseRef = Firebase(url:"https:// kanmoba.firebaseio.com/chat/message")
σʔλͷॻ͖ࠐΈ let messageData = ["name":nameTextField.text!, "message": messageTextField.text!] firebaseRef.childByAutoId().setValue(messageData) /4%JDUJPOBSZͰॻ͖ࠐΉσʔλΛ४උ *%ΛϥϯμϜͰੜ͢Δϝιου
σʔλͷॻ͖ࠐΈʢૹ৴ʣ
ཧը໘ͰݟͯΈΔ
σʔλͷಡΈग़͠ firebaseRef.observeEventType(.ChildAdded, withBlock: { snapshot in if let name =
snapshot.value.objectForKey("name") as? String, message = snapshot.value.objectForKey("message") as? String { self.textView.text = "\(self.textView.text)\n\(name) : \(message)" } }) ࢹ͢ΔΠϕϯτΛొ ࢠ͕Ճ͞Εͨͱ͖Λࢹ͢Δ LFZΛࢦఆͯ͠ΛಘΔ
σϞ
None
͘Β͍Ͱ Ͱ͖ͯ͠·ͬͨͷͰ
"OESPJEɾɾɾ
4%,
(SBEMF
HSBEMFCVMJE dependencies { compile fileTree(dir: 'libs', include: ['*.jar']) testCompile 'junit:junit:4.12'
compile 'com.android.support:appcompat-v7:23.1.1' compile 'com.firebase:firebase-client-android:2.5.2+' }
HSBEMFCVMJE packagingOptions { exclude 'META-INF/LICENSE' exclude 'META-INF/LICENSE-FIREBASE.txt' exclude 'META-INF/NOTICE' }
ॳظઃఆˍಡΈॻ͖
ͦͷલʹ1FSNJTTJPO <uses-permission android:name="android.permission.INTERNET" />
ॳظઃఆ Firebase.setAndroidContext(this); firebaseRef = new Firebase("https://kanmoba.firebaseio.com/ chat/message");
σʔλͷॻ͖ࠐΈ HashMap<String, String> post = ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹnew HashMap<String, String>(); post.put("name", nameEditText.getText().toString());
post.put("message", messageEditText.getText().toString()); firebaseRef.push().setValue(post) DIJME#Z"VUP*Eϝιου͕ ແ͔ͬͨɾɾɾ
σʔλͷಡΈग़͠ firebaseRef.addChildEventListener(new ChildEventListener() { @Override public void onChildAdded(DataSnapshot dataSnapshot, String
s) { HashMap hash = (HashMap)dataSnapshot.getValue(); textView.setText(textView.getText() + ɹɹɹɹɹɹɹɹɹɹ ɹɹɹɹ"\n" + hash.get("name") + " : " + ɹɹɹɹɹɹɹɹɹɹɹɹɹɹ hash.get("message")); } } ϦεφʔΛొ
σϞ
None
ͦͷଞؾʹͳΔͱ͜ΖΛ
όΠφϦʁ w #"4&Τϯίʔυ͢Ε0,
Ձ֨
ηΩϡϦςΟ w ʮ3VMFTʯΛઃఆ͢Δ͜ͱͰΞΫηε੍ݶ͕Ͱ͖Δ
σʔλͷαΠζΛ੍ݶ
ϩάΠϯ͍ͯ͠ΔਓͷΈڐՄ
ؾʹͳΔ͜ͱ w σʔλ͕૿͑ͨ࣌ʹ͕͘ͳΒͳ͍͔ʁ w 'JSFCBTFʹ164)৴ػೳ͕ແ͍ w 1FSTFΛϗεςΟϯάͨ͠ํ͕ͬͺΓྑ͍ʁ w Φεεϝͷ#BB4͕Γ͍ͨ
͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠