My name is Philipp C. Heckel and I write about nerdy things.
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Posts Tagged / Watch Service


  • Jun 17 / 2014
  • 7
Code Snippets, Programming

Snippet 0x03: Recursively watch folders on Java (using the Java 7 WatchService)

The “new” Java 7 WatchService provides a mechanism to easily monitor a single folder for file system events. Java uses the underlying OS mechanisms to realize that (inotifiy on Linux, and ReadDirectoryChanges* on Windows). What the WatchService cannot do, however, is monitor a folder recursively — meaning monitoring all sub-folders and register new folders if created. This tiny code snippet article shows you how.

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