- 技术人生
- 获得文件锁
//: c12:FileLocking.java
// {Clean: file.txt}
import java.io.FileOutputStream;
import java.nio.channels.*;
public class FileLocking {
public static void main(String[] args) throws Exception {
FileOutputStream fos= new FileOutputStream("file.txt");
FileLock fl = fos.getChannel().tryLock();
if(fl != null) {
System.out.println("Locked File");
Thread.sleep(100);
fl.release();
System.out.println("Released Lock");
}
fos.close();
}
} ///:~
