Lock file for writing? [duplicate]

This question already has answers here: Closed 11 years ago. 开发者_开发技巧

Possible Duplicate:

How can I lock a file using java (if possible)

Is it possible to lock file so that other apps cannot write to file but can still run it normally? My target platform is windows.

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File yourFile = new File("yourFile.txt");

yourFile.setWritable(false);

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Look at FileChannel's lock() API.