Droidkaigi 2017

"OESPJEఆظ࣮ߦॲཧೖ໳ LB[Z LB[VLJZPTIJEB

ࣗݾ঺հ ࢯ໊٢ాສً  ॴଐDPPLQBE*OD  5XJUUFS!LB[  HJUIVCLB[Z  %SPJELBJHJͷൃදࢿྉ

ఆظ࣮ߦॲཧͱ͸ʜ Ϣʔβʔͷૢ࡞ͱ௚઀ؔ܎ͳ͘ɺ ҰఆͷִؒͰॲཧΛ࣮ߦ͢Δ ఆظ࣮ߦॲཧͷྫ ϑΟʔυͷߋ৽ ϩʔΧϧ͔Βͷ௨஌

ఆظ࣮ߦॲཧͷࣄྫ ʮྉཧ͖Ζ͘ʯ ྉཧࣸਅ͚ͩ͋ͭΊͯه࿥͢Δ

ྉཧ͖Ζ͘ͷ࢓૊Έ ୺຤ʹࣸਅ͕௥Ճ͞ΕΔ ҰఆִؒͰ৽نࣸਅΛ୳͢ ࣸਅΛྉཧ൑ఆ͢Δ ࣸਅΛΞοϓϩʔυ͢Δ ͜͜ʹఆظ࣮ߦॲཧ

༨ஊ   #SPBEDBTU3FDFJWFSͰ/&8@1*$563&ΠϕϯτΛ  ड͚औΕ͹͍͍ͷͰ͸ʁ w ॳظͷϓϩτλΠϓͰ͸͜ͷํ਑Ͱ࣮૷͍ͯͨ͠ w ఆظ࣮ߦॲཧ͕ෆཁͳͷͰ࣮૷͕γϯϓϧͰྑ͔ͬͨ w શͯͷΧϝϥΞϓϦ͕/&8@1*$563&ΠϕϯτΛૹͬͯ
͘ΕΔΘ͚Ͱ͸ͳ͍ w %FQSFDBUFEJO"1*MFWFMͳͷͰ࠾༻͠ʹ͍͘

ఆظ࣮ߦॲཧΛ͍ͨ͠৔߹ɺ  Έͳ͞ΜͲ͏ͯ͠·͔͢ʁ "MBSN.BOBHFS

"MBSN.BOBHFS "QJ-FWFM͔Βར༻Ͱ͖Δ ݹ͔͘Βར༻͞Ε͍ͯΔ"1*Ͱωοτ্ʹ஌ݟ΋ଟ͍ ΠϯλʔϑΣʔε͕γϯϓϧͰखܰʹ࢖͑Δ ʮ˓˓ͷ࣌ؒʹͳͬͨΒ˚˚Λىͯ͘͜͠Εʯ

"MBSN.BOBHFSαϯϓϧ #SPBEDBTU3FDFJWFS   public class AlarmReceiver extends BroadcastReceiver {   
private static Intent createIntent(Context context) {  return new Intent(context, AlarmReceiver.class);  }    public static PendingIntent createPendingIntent(Context context) {  return PendingIntent.getBroadcast(context, 0, createIntent(context), 0);  }    @Override  public void onReceive(Context context, Intent intent) {  // ͜͜ͰServiceΛىಈ͢ΔͳͲ..  }  } # AndroidManifest.xml  <receiver  android:name=".AlarmReceiver"  android:exported="false" />

"MBSN.BOBHFSαϯϓϧ εέδϡʔϧ   public class MainActivity extends AppCompatActivity {  @Override 
protected void onCreate(Bundle savedInstanceState) { //..  PendingIntent intent = AlarmReceiver.createPendingIntent(this);  AlarmManager alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);  alarmManager.set(AlarmManager.RTC_WAKEUP, fiveSecondsLater(), intent);  }  } 1FOEJOH*OUFOUͱىಈ࣌ؒΛ"MBSN.BOBHFSʹ౉͢

"MBSN.BOBHFS ͪΐͬͱඍົͳ఺! 04ʹΑͬͯڍಈ͕ҧ͏ ࠶ىಈ͢Δͱεέδϡʔϧ͕ফ͑ΔͷͰରԠ͕ඞཁ ࣌ؒҎ֎ͷ੍໿ʹ͸ରԠͰ͖ͳ͍
ωοτϫʔΫ͕ܨ͕͍ͬͯͳ͍࣌ όοςϦʔ͕ܨ͕͍ͬͯΔ࣌ ࣦഊ࣌ͷϦτϥΠॲཧ͕ͳ͍

"MBSN.BOBHFSͷ࢖͍ॴ ޲͍ͯΔέʔε ࣌ؒʹݫີͳλεΫͷ࣮૷ ޲͍͍ͯͳ͍έʔε ࠶ىಈ࣌ͷαϙʔτ ϦτϥΠػߏ͕΄͍͠৔߹
ిྗޮ཰Λҙࣝͨ͠ϋΠύϑΥʔϚϯεͳॲཧ

ύϑΥʔϚϯεΛҙࣝͨ͠  Ϟμϯͳδϣϒ؅ཧͷ࢓૊Έ +PC4DIFEVMFS

+PC4DIFEVMFS -PMMJQPQͰొ৔ͨ͠ൺֱత৽͍͠"1* 4FSWJDFΛ೚ҙͷλΠϛϯάͰɺىಈ͢Δ͜ͱ͕ग़དྷΔ  δϣϒεέδϡʔϥʔ DPPLQBEΞϓϦ ྉཧ͖Ζ͘ Ͱ͸+PC4DIFEVMFSΛ࠾༻ͨ͠

+PC4DIFEVMFSαϯϓϧ 4FSWJDFଆ public class MyJobService extends JobService {    @Override 
public boolean onStartJob(JobParameters job) { // ͜͜ʹॲཧΛهड़͢Δ  return false;  }    @Override  public boolean onStopJob(JobParameters job) {  return false;  }  } <service  android:name=".MyJobService"  android:exported="true"  android:permission="android.permission.BIND_JOB_SERVICE" />

+PC4DIFEVMFSαϯϓϧ 4FSWJDFଆ public class MyJobService extends JobService {  @Override  public
boolean onStartJob(JobParameters params) { // ͜͜͸ϝΠϯεϨου  tooHeavyJob()  .subscribeOn(Schedulers.io())  .subscribe(result -> {  // Կ͔ߋ৽ॲཧͳͲΛߦ͏  jobFinished(params, false);  // δϣϒ͕ࣦഊͨ͠৔߹͸trueΛ౉͢ͱ࠶εέδϡʔϧ  });  // ಉظॲཧͷ৔߹͸false/ඇಉظॲཧͷ৔߹͸trueΛฦ͢  return true;  }    @Override  public boolean onStopJob(JobParameters params) { // δϣϒ͕׬ྃ͢ΔલʹγεςϜ͕Ωϟϯηϧ͢Δͱݺ͹ΕΔ  return false;  }  }

+PC4DIFEVMFSαϯϓϧ εέδϡʔϧॲཧ   public class MyJobService extends JobService {   
private static final int PERIODIC_JOB_ID = 1;    public static void setPeriodicSchedule(Context context) {  JobScheduler scheduler = (JobScheduler) context.getSystemService(Context.JOB_SCHEDULER_SERVICE);    JobInfo jobInfo = new JobInfo.Builder(PERIODIC_JOB_ID,  new ComponentName(context, MyJobService.class))  .setPeriodic(TimeUnit.MINUTES.toMillis(30))  .setPersisted(true)  .setRequiredNetworkType(JobInfo.NETWORK_TYPE_ANY)  .build();  scheduler.schedule(jobInfo);  }    public static void cancelPeriodicSchedule(Context context) {  JobScheduler scheduler = (JobScheduler) context.getSystemService(Context.JOB_SCHEDULER_SERVICE);  scheduler.cancel(PERIODIC_JOB_ID);  } }

+PC4DIFEVMFSͰεέδϡʔϧʹར༻Ͱ͖Δ৚݅ ࠷େకΊ੾Γ࣌ؒ TFU0WFSSJEF%FBEMJOF ࠷௿஗Ԇ࣌ؒ TFU.JOJNVN-BUFODZ
όοΫΦϑϦτϥΠํ਑ TFU#BDLPGG$SJUFSJB ௨৴؀ڥͷ੍໿ TFU3FRVJSFE/FUXPSL5ZQF ॆి؀ڥͷ੍໿ TFU3FRVJSFT$IBSHJOH ΞΠυϧঢ়ଶͷ੍໿ TFU3FRVJSFT%FWJDF*EMF ܁Γฦ͠ͷεέδϡʔϦϯά TFU1FSJPEJD ࠶ىಈ࣌ͷӬଓԽ TFU1FSTJTUFE

+PC4DIFEVMFSʹύϥϝʔλΛ౉͢ +PC*OGP#VJMEFSTFU&YUSBT 1FSTJTUBCMF#VOEMFFYUSBT   PersistableBundle bundle = new PersistableBundle(); 
JobInfo jobInfo = new JobInfo.Builder(JOB_TAG,  new ComponentName(this, MyJobService.class))  .setExtras(bundle)  .build(); public class MyJobService extends JobService {  @Override  public boolean onStartJob(JobParameters params) {  PersistableBundle bundle = params.getExtras();  // PersistableBundle͸εέδϡʔϧ࣌ʹӬଓԽ͞ΕΔͷͰɺ  // ͜͜Ͱॻ͖׵͑ͯ΋࣍ճͷjobʹ͸൓ө͞Εͳ͍  return false;  }  } +PC1BSBNFUFSTHFU&YUSBT

εέδϡʔϧঢ়گΛίʔυͰ֬ೝ͢Δ +PC4DIFEVMFSHFU"MM1FEJOH+PCT εέδϡʔϧ͞Ε͍ͯΔKPC*OGPϦετ͕ड͚औΕΔ εέδϡʔϧͨ͠ࡍʹ౉ͨ͠*%Λൺֱ͢Δ   public static
boolean isPending(Context context, int serviceId) {  JobScheduler scheduler = (JobScheduler) context.getSystemService(Context.JOB_SCHEDULER_SERVICE);  List<JobInfo> pendingJobList = scheduler.getAllPendingJobs();  for (JobInfo jobInfo : pendingJobList) {  if (serviceId == jobInfo.getId()) {  return true;  }  }  return false;  }

BECίϚϯυͰ+PC4DIFEVMFSͷঢ়ଶΛ֬ೝ͢Δ δϣϒεέδϡʔϥʔʹొ࿥͞ΕͯΔλεΫҰཡ ࣮ߦ଴ͪͷλεΫҰཡ ࣮ߦ͞ΕͨλεΫͷώετϦʔҰཡ 04όʔδϣϯʹΑͬͯද͕ࣔ΍΍ҧ͏  
adb shell dumpsys jobscheduler 

EVNQTZTKPCTDIFEVMFS 04ͷ৔߹   Settings: <୺຤ͷઃఆ> Started users: [0]  Registered 48
jobs:  JOB #1000/800 : com.android.server.pm.BackgroundDexOptService <JobInfoʹ౉ͨ͠εέδϡʔϧ৚݅> JOB #1000/20536: com.android.server.backup.FullBackupJob  <JobInfoʹ౉ͨ͠εέδϡʔϧ৚݅>  [த൫͸লུ]  Job history: -5m54s389ms STOP: u0a69 com.example.BackgroundService -5m51s543ms STOP: u0a83 com.example.AuthService  -21s184ms START: u0a15 com.example.ServiceName -20s940ms STOP: u0a15 com.example.ServiceName 

+PC4DIFEVMFS ྑ͍఺" 04ඪ४ͳͷͰ৴པ౓͸ߴ͍ ࡉ͔͍εέδϡʔϧ৚͕݅ࢦఆͰ͖Δ ࠶ىಈͯ͠΋ӬଓԽ͞ΕΔ࢓૊Έ͕͋Δ
ϚϧνϢʔβʔʹରԠ ϖϯσΟϯάதͷ+PCҰཡ͕औಘͰ͖Δ ࠷ߴ

+PC4DIFEVMFS ඍົͳ఺! ཁٻ͞ΕΔ"QJϨϕϧ Ҏ্ ͕ߴ͍ ϓϩμΫγϣϯͰͷར༻࣮੷͕গͳ͍
ଟগͷ᠘͕͋Δ ޙड़

+PC4DIEVMFS։ൃͰ  ؾΛ͚͍ͭͨ᠘ͷ࿩

ҙਤͤͣεέδϡʔϧ͕ফ͍͑ͯΔ ݱ৅ ઃఆͨ͠εέδϡʔϧ͕ಥવফ͍͑ͯΔ ࠶ݱ৚݅ ܥͷ୺຤ͰΞϓϦΛߋ৽͢ΔͱϦηοτ͞ΕΔ
ରԠࡦ ύοέʔδͷߋ৽Λݕ஌ͯ͠࠶ઃఆ͢Δ

ύοέʔδߋ৽ΠϕϯτΛϋϯυϦϯά͢Δ <receiver android:name=".receiver.PackageReplacedBroadcastReceiver">  <intent-filter>  <action android:name="android.intent.action.MY_PACKAGE_REPLACED" />  </intent-filter>  </receiver> @Override 
public void onReceive(Context context, Intent intent) {  super.onReceive(context, intent);  String action = intent.getAction();  if (Intent.ACTION_MY_PACKAGE_REPLACED.equals(action)) {  // εέδϡʔϧ͞Ε͍ͯΔ͔֬ೝ͢Δɻ  }  }

୹͗͢Δ%FBE-JOF ݱ৅ %FBE-JOFͷ੍໿͕ҙਤ௨Γಈ͔ͳ͍ ࠶ݱ৚݅ %FBE-JOFʹͱͯ΋୹͍࣌ؒΛઃఆ͢Δ T͘Β͍
Ұ෦ͷ୺຤ͰKPCͷىಈʹ਺෼͔͔Δ ରࡦ +PC4DIFEVMFSΛଈ࣌ੑΛٻΊͯ࢖ͬͯ͸͍͚ͳ͍#

Ұ౓͖Γͷδϣϒ͕ճىಈ͢Δ ݱ৅ Ұ౓͖Γͷεέδϡʔϧͷ͸͕ͣෳ਺ճىಈ͢Δ ࠶ݱ৚݅ /ະຬͷશͯͷ୺຤
+PCͷ࣮ߦ࣌ؒΑΓ%FBEMJOF͕୹͍ͱෳ਺ճىಈ͢Δ ରԠࡦ %FBEMJOFΛ৳͹͢ɺνΣοΫػߏΛ༻ҙ͢Δ IUUQTUBDLPWFSGMPXDPNRVFTUJPOTKPCTDIFEVMFSQPTUJOHKPCTUXJDFOPUFYQFDUFE

ա৒ʹαʔϏεΛىಈ͢Δ୺຤ ݱ৅ Ұ෦ͷ୺຤Ͱ૝ఆͷ਺ेഒͷδϣϒىಈ͢Δ ࠶ݱ৚݅ ෆ໌ 04
ػछͳͲʹภΓ͕ͳ͍ ରԠࡦ νΣοΫػߏ༻ҙ͢ΔPS΂͖౳ͳ࣮૷Λҙࣝ͢Δ

ΠέͯΔ࢓૊Έ͕ཉ͍͕͠ɺ  ະຬʹ΋ରԠ͍ͨ͠ (DN/FUXPSL.BOBHFS

(DN/FUXPSL.BOBHFS (PPHMF1MBZTFSWJDFTͰ௥Ճ͞Εͨ +PC4DIFEVMFSʹඇৗʹΑ͘ࣅͨεέδϡʔϥʔ ࣮૷͕ผBQL ։ൃऀαʔϏε ʹ͋ΔͨΊɺδϣϒͷొ࿥  ΍Ωϟϯηϧ͸JOUFOUΛ௨্ͯ͡ख͘΍͍ͬͯΔ
IUUQTBOESPJEEFWFMPQFSTHPPHMFCMPHDPNBDMPTFSMPPLBUHPPHMFQMBZTFSWJDFTIUNM

($./FUXPSL.BOBHFSαϯϓϧ αʔϏεଆ public class MyTaskService extends GcmTaskService {  @Override  public
void onInitializeTasks() {  // ΞϓϦ͕࡟আ͞ΕͨΓɺߋ৽͞Εͨ৔߹͸εέδϡʔϧ͕࡟আ͞ΕΔͷͰɺ  // ͜͜ʹ࠶εέδϡʔϧ͢ΔίʔυΛॻ͘(ॳճ͸ݺ͹Εͳ͍)  }    @Override  public int onRunTask(TaskParams taskParams) {  // ͜͜ʹॲཧΛهड़͢Δ(ϫʔΧʔεϨου಺)  return GcmNetworkManager.RESULT_SUCCESS;  }  } <service  android:name=".MyTaskService"  android:exported="true"  android:permission="com.google.android.gms.permission.BIND_NETWORK_TASK_SERVICE">  <intent-filter>  <action android:name="com.google.android.gms.gcm.ACTION_TASK_READY" />  </intent-filter>  </service>

($./FUXPSL.BOBHFSαϯϓϧ εέδϡʔϧ   public class MainActivity extends AppCompatActivity {  @Override 
protected void onCreate(Bundle savedInstanceState) { // do something.. GcmNetworkManager gcmNetworkManager = GcmNetworkManager.getInstance(this);  OneoffTask task = new OneoffTask.Builder()  .setService(MyTaskService.class)  .setTag(TASK_TAG)  .setExecutionWindow(0L, 3600L)  .setPersisted(true)  .build();  gcmNetworkManager.schedule(task); }  } 0OFPGG5BTL 1FSJPEJD5BTLͷ#VJMEFSΛ࢖ͬͯ5BTLΛ࡞੒͠ɺ (DN/FUXPSL.BOBHFSʹεέδϡʔϧ͢Δ

($./FUXPSL.BOBHFS ྑ͍఺" (PPHMF1MBZTFSWJDFT ͔Βར༻Ͱ͖Δ ࠶ىಈͯ͠΋εέδϡʔϧ͕อ࣋͞ΕΔ ࡉ͔͍εέδϡʔϧ৚͕݅ࢦఆͰ͖Δ
-PMMJQPQҎ߱Ͱ͸+PC4DIFEVMFSΛར༻͢Δ Β͍͠

($./FUXPSL.BOBHFS ඍົͳ఺! ؔ܎ੑͷബ͍QMBZTFSWJDFTHDN͕ґଘʹඞཁ QMBZTFSWJDFT͕ೖ͍ͬͯͳ͍୺຤Ͱ͸ར༻Ͱ͖ͳ͍ ೔ຊࠃ಺ࢢ৔Ͱ͸ͦ͜·Ͱؾʹ͢Δඞཁແͦ͞͏
কདྷੑ͕Α͘Θ͔Βͳ͍

($./FUXPSL.BOBHFSͷ  ୅ସϥΠϒϥϦ 'JSFCBTF+PC%JTQBUDIFS

'JSFCBTF+PC%JTQBUDIFS GJSFCBTFGJSFCBTFKPCEJTQBUDIFSBOESPJE (PPHMF*0ͷলిྗলϝϞϦԽͷηογϣϯͰ  +PC4DIFEVMFSͱڞʹ঺հ͞Εͨ ($./FUXPSL.BOBHFSͷ୅ସͱͯ͠ར༻Ͱ͖Δ

'JSFCBTF+PC%JTQBUDIFSαϯϓϧ αʔϏεଆ public class MyJobService extends JobService {    @Override 
public boolean onStartJob(JobParameters job) {  Log.d("MyJobService", "onStartJob");  return false;  }    @Override  public boolean onStopJob(JobParameters job) {  return false;  }  } <service  android:name=".MyJobService"  android:exported="false">  <intent-filter>  <action android:name="com.firebase.jobdispatcher.ACTION_EXECUTE" />  </intent-filter>  </service>

͂ 'JSFCBTF+PC%JTQBUDIFSαϯϓϧ εέδϡʔϧ   public class MainActivity extends AppCompatActivity { 
  @Override  protected void onCreate(Bundle savedInstanceState) {  super.onCreate(savedInstanceState);  setContentView(R.layout.activity_main);  FirebaseJobDispatcher dispatcher = new FirebaseJobDispatcher(new GooglePlayDriver(this));  Job myJob = dispatcher.newJobBuilder()  .addConstraint(Constraint.ON_ANY_NETWORK)  .setService(MyJobService.class)  .setTag("my-unique-tag")  .setLifetime(Lifetime.FOREVER)  .build();  dispatcher.mustSchedule(myJob);  }  } 'JSFCBTF+PC%JTQBUDIFSOFX+PC#VJMEFSͰɺ+PCΛ࡞੒͠  NVTU4DIFEVMFPSTDIFEVMFͰεέδϡʔϧ͢Δ

'JSFCBTF+PC%JTQBUDIFS ྑ͍఺" 04Ҏ্ͷ୺຤Ͱར༻Մೳ ࠶ىಈͯ͠΋εέδϡʔϧ͕อ࣋͞ΕΔ ࡉ͔͍εέδϡʔϧ৚͕݅ࢦఆͰ͖Δ
044Ͱެ։͞Ε͍ͯͯɺίʔυ͕ಡΊΔ

'JSFCBTF+PC%JTQBUDIFS ඍົͳ఺! ϝϯςφϯεੑ͕ͪΐͬͱո͍͠ JTTVF͕์ஔ͞Ε͕ͪ ΍ͬͱ࠷ۙNBWFOϨϙδτϦʹެ։͞Εͨ
࣮࣭1MBZ4FSWJDFT͕ඞਢͳঢ়ଶ ޙड़ ίʔυ͸ಡΊΔ͕શ༰Λ೺ѲͰ͖ΔΘ͚Ͱ͸ͳ͍

+PC%JTQBUDIFSͱ  /FUXPSL.BOBHFS  ͲͪΒΛ࢖͏΂͖͔

($./FUXPSL.BOBHFSͷߏ଄ ΞϓϦଆ QMBZTFSWJDFT DPNHPPHMFBOESPJEHNTHDN"$5*0/@5"4,@3&"%: JOUFOUGJMUFSΛ௨ͯ͡ݺͼग़͢ +PCͷىಈ৚݅Λ*OUFOUʹ٧ΊͯૹΔ

'JSFCBTF+PC%JTQBUDIFSͷߏ଄ ΞϓϦଆ JOUFOUGJMUFSΛ௨ͯ͡ݺͼग़͢ +PCͷىಈ৚݅Λ%SJWFSʹ఻͑Δ DPNGJSFCBTFKPCEJTQBUDIFS"$5*0/@&9&$65& %SJWFS

(PPHMF1MBZ%SJWFSͷߏ଄ ΞϓϦଆ (PPHMF1MBZ%SJWFS QMBZTFSWJDFT

(PPHMF1MBZ%SJWFSͷߏ଄ QMBZTFSWJDFT JOUFOUGJMUFSΛ௨ͯ͡ݺͼग़͢ +PCͷىಈ৚݅Λ*OUFOUʹ٧ΊͯૹΔ (PPHMF1MBZ%SJWFS DPNHPPHMFBOESPJEHNTHDN"$5*0/@5"4,@3&"%:

'JSFCBTF+PC%JTQBUDIFSͷॴײ %SJWFSͱ͍͏ந৅ߏ଄͕͋ΓɺόοΫΤϯυͷ࢓૊Έ͸  ೚ҙͷ΋ͷʹஔ͖׵͑Δ͜ͱ͕Մೳ" ݱࡏ Ͱ͸ɺ(PPMF1MBZ%SJWFSͷΈΛఏڙ "MBSN.BOBHFS΍ɺ+PC4DIFEVMFSϕʔεͷόοΫΤϯυ 
Λ࣮૷͢Δܭը͸͋ΔΒ͍͠ IUUQTHJUIVCDPNGJSFCBTFGJSFCBTFKPCEJTQBUDIFSBOESPJEJTTVFT

($./FUXPSL.BOBHFSΛ࢖͏ͷ͕͓͢͢Ί ެࣜυΩϡϝϯτͰ΋௿͍όʔδϣϯͷαϙʔτ͕  ඞཁͳ৔߹͸ɺ(DN/FUXPSL.BOBHFS͕ਪ঑͞Ε͍ͯΔ ࣌఺Ͱ໎͍ͬͯΔͳΒ IUUQTEFWFMPQFSBOESPJEDPNUPQJDQFSGPSNBODFCBDLHSPVOEPQUJNJ[BUJPOIUNM

͜ͷηογϣϯͷ·ͱΊ "MBSN.BOBHFS Ћ ࣌ؒʹݫີͳεέδϡʔϦϯά͕͍ͨ͠ +PC4DIFEVMFS όοςϦʔύϑΥʔϚϯεΛҙ͍ࣝͨ͠
ଟগ஗Εͯ΋໰୊ͳ͍όονॲཧ ($.OFUXPSL.BOBHFS 04ҎԼ΋αϙʔτ͍ͨ͠ 1MBZ4FSWJDFT͕ೖ͍ͬͯΔ୺຤͚ͩαϙʔτͰ͖Ε͹Α͍

ͦͷଞͷબ୒ࢶ  &WFSOPUFBOESPJEKPC 4ZOD"EBQUFS

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