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3FBMNΛ ਖ਼͘͠࢖͏ʹ͸ "OESPJEฤ !OVNB SFBMN@KQ

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!OVNB IUUQOVNBIBUFCMPKQ

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DPWFMMJOF --$ GFBUIFSܰշͳUXJUUFSΫϥΠΞϯτ

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3FBMNΛਖ਼͘͠࢖͏ʹ͸ 3FBMN͸ߴ଎ͳ%#.4Ͱ͋Δ 3FBMN͸ଞͷ%#.4ͱൺֱͯ͠ѹ౗తʹߴ଎Ͱ͋Δɻ ͔͠͠ɺଞͷ%#.4ʹ͸ແ੍͍໿΍஫ҙ఺͕͋Δɻ εϨουؒ௨৴ɺίϯϙʔωϯτؒ௨৴ɺςετFUDʜ "OESPJEͰ3FBMNΛ࢖ͬͨ࿩ͷ঺հ UXJUUFSΫϥΠΞϯτGFBUIFSͰ3FBMNΛ࢖ͬͨɻ πΠʔτͷಡΈࠐΈɺදࣔؔ࿈ʹ͍ͭͯϋϚͬͨ఺Λ঺հɻ

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ΞδΣϯμ ઃܭ w ࠓͷઃܭ w ੲͷઃܭ w ੲͷઃܭͷࣦഊ఺ ςετ w ςετͷ5JQT

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ࠓͷઃܭ

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ੲͷઃܭ

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πΠʔτͷ؅ཧΦϒδΣΫτ ࠓ ੲ class Tweet extends RealmObject { String text; Date createAt; String userName; public Tweet(){} public Tweet(String text, Date createAt, String userName) { this.text = text; this.createAt = createAt; this.userName = userName; } } class Tweet implements Content { String text; Date createAt; String userName; // RealmTweet extends RealmObject public Tweet(RealmTweet obj){ this.text = obj.getText(); this.createAt = obj.getCreateAt(); this.userName = obj.getUserName(); } }

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ੲͷઃܭ ޓ׵ੑ͕ཉ͔ͬͨ͠ 3FBMNҎ֎ͷ%#.4΍03.ͷ࠾༻΋ݕ౼͍ͯͨ͠ɻ ͍ͭͰ΋৐Γ׵͑ΒΕΔΑ͏ʹɺޓ׵ੑΛҙ͍ࣝͯͨ͠ɻ

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ੲͷઃܭͷμϝͳ఺ ϝϞϦ࢖͍͗͢໰୊ ͔ͳΓେྔͷΦϒδΣΫτΛϝϞϦ্ʹల։͢ΔͷͰɺ ޻෉͕ٻΊΒΕͨɻ 3FBMNͷϝϦοτΛ׆͔ͤͯͳ͍໰୊ ಠࣗΦϒδΣΫτͷల։ʹΑͬͯɺಈ࡞͕஗͘ͳͬͨɻ ஗Ԇϩʔυ΍($Λར༻͠ͳ͍ͷͰɺແҙຯͳϝϞϦফඅʹܨ͕ͬͨɻ ޓ׵ੑΛࣺͯͯ3FBMNΛ࢖͏ํࣜʹํ޲స׵

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εϨουؒ௨৴ ੲ ࠓ ಡΈࠐΈ όοΫάϥ΢ϯυͰ࣮ߦ ॻ͖ࠐΈ όοΫάϥ΢ϯυͰ࣮ߦ εϨουؒ௨৴ ಠࣗΦϒδΣΫτʹల։ ಡΈࠐΈ 6*εϨουͰ࣮ߦ ॻ͖ࠐΈ όοΫάϥ΢ϯυͰ࣮ߦ εϨουؒ௨৴ ࣝผࢠɺΫΤϦΛ΍ΓͱΓɻ ࣍ͷεϨουͰΫΤϦΛ࣮ߦɻ

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ίϯϙʔωϯτؒ௨৴ ੲ ࠓ ίϯϙʔωϯτؒ௨৴ ಠࣗͷ1BSDFMBCMFͳΦϒδΣΫτʹ ల։ ίϯϙʔωϯτؒ௨৴ ࣝผࢠɺΫΤϦΛ΍ΓͱΓɻ ࣍ͷίϯϙʔωϯτͰΫΤϦ࣮ߦɻ

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ςετͷ࿩ ઃܭ w +7.Ͱ͸ςετ͕Ͱ͖ͳ͍ w ϑΝΠϧ࡟আ࣌ͷ஫ҙࣄ߲ w 6*εϨουςετͷ஫ҙࣄ߲ εϨουؒ௨৴ɺίϯϙʔωϯτؒ௨৴ͷ੍ݶ΋͋ͬͯɺςετ࣮ߦ΋஫ҙ͕ඞཁ ͱͳΔɻ

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ςετͷ࿩ +7.্Ͱ͸ςετ͕Ͱ͖ͳ͍ +7.্ͷςετͰ͸ωΟςΟϒϥΠϒϥϦ͕ಡΈࠐΊͳ͍ͷͰɺ3FBMNΠϯελϯ ε΁ΞΫηεͰ͖ͳ͍ɻ *OTUSVNFOUBUJPO5FTUͰ͋Δඞཁ͕͋Δɻ ิ଍ɹ 3FBMN0CKFDUͷαϒΫϥεΛΠϯελϯεԽ͢Δͷ͸ɺ+7.্Ͱ΋Մೳɻ ίϯετϥΫλͷςετ΍ɺ3FBMN΁ͷಡΈॻ͖ͷແ͍ςετͳΒେৎ෉ɻ

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ςετͷ࿩ ϑΝΠϧ࡟আ࣌ͷ஫ҙࣄ߲ 3FBMNͷ%#ϑΝΠϧ͸શͯͷίωΫγϣϯ͕DMPTF͞Ε͍ͯͳ͍ͱ࡟আͰ͖ͣɺ ྫ֎͕ඈͿɻ !"GUFSͰ࡟আΛ͢Δ৔߹ʹɺ࣮֬ʹDMPTF͕ݺ͹ΕΔΑ͏ʹ͢Δඞཁ͕͋Δɻ ςετʹࣦഊͯ͠DMPTF͠๨Εͯ!"GUFS͕ݺ͹ΕΔͱྫ֎͕ݟ೉͘ͳΔɻ w ςετϝιουͰUSZpOBMMZ USZXJUISFTPVSDFT Λ࢖ͬͯDMPTF͢Δ w !"GUFSͰDMPTF͔ͯ͠Β࡟আΛ͢Δ

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ςετͷ࿩ !6*5ISFBE5FTUͷ஫ҙ఺ !6*5ISFBE5FTU͸!#FGPSF !"GUFSͱ͸ҧ͏εϨουͰ࣮ߦ͞ΕΔɻ ͦͷͨΊɺ3FBMNΠϯελϯεͳͲ͸ɺςετϝιου಺Ͱ༻ҙɺ ࡟আ͢Δඞཁ͕͋Δɻ