April 2016
Beginner to intermediate
308 pages
7h 21m
Korean
Content preview from 안드로이드 멀티스레딩: 비동기 메커니즘으로 날렵하고 안정적인 앱 만들기
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120
1
부
-
기초
서비스는 메시지를 받고 액티비티로 새로운 메시지를 보낸다.
public void run
()
{
Looper
.
prepare
();
mWorkerHandler
=
new Handler
()
{
@
Override
public void handleMessage
(
Message msg
)
{
switch
(
msg
.
what
)
{
case 1
:
try
{
msg
.
replyTo
.
send
(
Message
.
obtain
(
null
,
msg
.
what
,
0
,
0
));
}
catch
(
RemoteException e
)
{
Log
.
e
(
TAG
,
e
.
getMessage
());
}
break
;
case 2
:
Log
.
d
(
TAG
,
"
Message received
");
break
;
}
}
};
onWorkerPrepared
();
Looper
.
loop
();
}
NOTE
_
메신저는 그것이 소유한 스레드에서 메시지를 처리하는 핸들러와 연결된다. 따라서 바인더 스레드
에서 동시에 태스크를 실행할 수 있는
AIDL
과는 달리, 메신저는 설계상 차례대로 태스크를 실행한다.
5.4
마치며
응용프로그램에서 프로세스 간 통신 대부분은 고수준의 구성요소에 의해 내부적으로 처리된다.
그러나 필요한 경우, 바인더의 저수준 메커니즘(
RPC
와
Messenger
)으로 내려갈 수 있다. 동시
에 들어오는 요청을
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.