Added example of SimpleFileVisitor usage

1 files changed, 21 insertions, 11 deletions

diff --git a/src/main/java/io/skas/melbjvm/nio2/App.java b/src/main/java/io/skas/melbjvm/nio2/App.java
index a586247..f6b986a 100644
--- a/src/main/java/io/skas/melbjvm/nio2/App.java
+++ b/src/main/java/io/skas/melbjvm/nio2/App.java
@@ -4,6 +4,8 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.LinkOption;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 
@@ -16,20 +18,28 @@ public class App {
 
     public static void main(String[] args) throws IOException {
 
-        final Path path = Paths.get("/tmp", "doit");
+        final Path path = Paths.get("/tmp", "monkeys");
 
-        Nio2MetaDataLoggingUtils.logFileStoreAttributes(path);
-        Nio2MetaDataLoggingUtils.logBasicFileAttributes(path);
-        Nio2MetaDataLoggingUtils.logDosFileAttributes(path);
-        Nio2MetaDataLoggingUtils.logPosixFileAttributes(path);
-        Nio2MetaDataLoggingUtils.logFileOwnerAttributes(path);
+        if (Files.exists(path, LinkOption.NOFOLLOW_LINKS)) {
 
-        Watcher watcher = new Watcher();
+            Nio2MetaDataLoggingUtils.logFileStoreAttributes(path);
+            Nio2MetaDataLoggingUtils.logBasicFileAttributes(path);
+            Nio2MetaDataLoggingUtils.logDosFileAttributes(path);
+            Nio2MetaDataLoggingUtils.logPosixFileAttributes(path);
+            Nio2MetaDataLoggingUtils.logFileOwnerAttributes(path);
+
+            Watcher watcher = new Watcher();
+
+            try {
+                watcher.watchDirectory(path);
+            } catch (IOException | InterruptedException ex) {
+                LOG.error(ex.getMessage());
+            }
+
+        } else {
+
+            LOG.error("Path {} doesn't exist. Exiting", path);
 
-        try {
-            watcher.watchDirectory(path);
-        } catch (IOException | InterruptedException ex) {
-            LOG.error(ex.getMessage());
         }
     }
 }