Main.java Source code

Introduction

Here is the source code for Main.java

Source

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(0, Long.MAX_VALUE, true);

        lock = channel.tryLock(0, Long.MAX_VALUE, true);

        boolean isShared = lock.isShared();

        lock.release();

        channel.close();
    }
}