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Norman Maurer 00ae6274c0 Introduce ObjectCleaner and use it in FastThreadLocal to ensure FastThreadLocal.onRemoval(...) is called
Motivation:

There is no guarantee that FastThreadLocal.onRemoval(...) is called if the FastThreadLocal is used by "non" FastThreacLocalThreads. This can lead to all sort of problems, like for example memory leaks as direct memory is not correctly cleaned up etc.

Beside this we use ThreadDeathWatcher to check if we need to release buffers back to the pool when thread local caches are collected. In the past ThreadDeathWatcher was used which will need to "wakeup" every second to check if the registered Threads are still alive. If we can ensure FastThreadLocal.onRemoval(...) is called we do not need this anymore.

Modifications:

- Introduce ObjectCleaner and use it to ensure FastThreadLocal.onRemoval(...) is always called when a Thread is collected.
- Deprecate ThreadDeathWatcher
- Add unit tests.

Result:

Consistent way of cleanup FastThreadLocals when a Thread is collected.
2017-12-21 07:35:13 +01:00
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common Introduce ObjectCleaner and use it in FastThreadLocal to ensure FastThreadLocal.onRemoval(...) is called 2017-12-21 07:35:13 +01:00
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.fbprefs Updated Find Bugs configuration 2009-03-04 10:33:09 +00:00
.gitignore Use shaded dependency on JCTools instead of copy and paste 2016-06-10 13:53:28 +02:00
.travis.yml Travis CI branch whitelisting 2013-03-11 09:55:43 +09:00
CONTRIBUTING.md Move the pull request guide to the developer guide 2014-03-12 13:18:14 +09:00
LICENSE.txt Relicensed to Apache License v2 2009-08-28 07:15:49 +00:00
NOTICE.txt Remove reference to akka code and ArrayDeque which is not part of netty anymore 2017-03-07 21:32:36 +01:00
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README.md Updating Branches to look section to match the current branching structure of the project 2016-03-10 22:09:30 +01:00
run-example.sh Add UptimeServer and adjust UptimeClient's code style. 2017-04-28 07:50:53 +02:00

Netty Project

Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients.

How to build

For the detailed information about building and developing Netty, please visit the developer guide. This page only gives very basic information.

You require the following to build Netty:

Note that this is build-time requirement. JDK 5 (for 3.x) or 6 (for 4.0+) is enough to run your Netty-based application.

Branches to look

Development of all versions takes place in each branch whose name is identical to <majorVersion>.<minorVersion>. For example, the development of 3.9 and 4.0 resides in the branch '3.9' and the branch '4.0' respectively.