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Categories / Java / File Input Output

 

Creating a File Lock on a File

import java.io.File; import java.io.RandomAccessFile; import java.nio.channels.FileChannel; import java.nio.channels.FileLock; public class Main {   public static void main(String[] argv) throws Exception {     File file = new File("filename");     FileChannel channel = new RandomAccessFile(file, "rw").getChannel();     FileLock lock = channel.lock();     lock = channel.tryLock();     lock.release();     channel.close();   } }