package org.kodejava.example.nio;

import java.io.IOException;
import java.nio.file.*;

import static java.nio.file.StandardWatchEventKinds.*;

public class WatchServiceGetFilename {
    public static void main(String[] args) {
        try {
            //
            // Create a WatchService and register the logDir path with the
            // WatchService for ENTRY_CREATE.
            //
            WatchService watcher = FileSystems.getDefault().newWatchService();
            Path logDir = Paths.get("D:\Temp\logs");
            logDir.register(watcher, ENTRY_CREATE);

            while (true) {
                WatchKey key = watcher.take();
                for (WatchEvent event : key.pollEvents()) {
                    if (event.kind() == ENTRY_CREATE) {
                        //
                        // Get the name of created file.
                        //
                        WatchEvent ev = (WatchEvent) event;
                        Path filename = ev.context();

                        System.out.printf("A new file %s was created.%n",
                                filename.getFileName());
                    }
                }
            }
        } catch (IOException | InterruptedException e) {
            e.printStackTrace();
        }
    }
}

• About
• Latest Posts

Wayan Saryada

A programmer, runner, recreational diver, currently living in the island of Bali, Indonesia. Mostly programming in Java, creating web based application with Spring Framework, JPA, etc. If you need help on Java programming you can hire me on Fiverr.

Latest posts by Wayan Saryada (see all)

• How do I generate random string? - May 16, 2016
• How to check if an object reference is not null? - March 18, 2016
• How do I create a custom TemporalAdjuster? - March 10, 2016