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package org.test;
import java.net.SocketException;
import java.nio.file.*;
import org.apache.commons.net.ftp.FTPClient;
import java.nio.file.FileSystem;
import static java.nio.file.StandardWatchEventKinds.*;
import static java.nio.file.LinkOption.*;
import java.nio.file.attribute.*;
import java.io.*;
import java.util.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import static java.nio.file.StandardCopyOption.*;
import static java.nio.file.StandardCopyOption.*;
public class WatchDir {
private final WatchService watcher;
private final Map<WatchKey,Path> keys;
private final boolean recursive;
private boolean trace = false;
FTPClient client;
FileInputStream fis;
@SuppressWarnings("unchecked")
static <T> WatchEvent<T> cast(WatchEvent<?> event) {
return (WatchEvent<T>)event;
}
//********************************************************************************************************************************************
private void register(Path dir) throws IOException {
WatchKey key = dir.register(watcher, ENTRY_CREATE);
if (trace) {
Path prev = keys.get(key);
if (prev == null) {
System.out.format("register: %s\n", dir);
} else {
if (!dir.equals(prev)) {
System.out.format("update: %s -> %s\n", prev, dir);
}
}
}
keys.put(key, dir);
}
//********************************************************************************************************************************************
private void registerAll(final Path start) throws IOException {
Files.walkFileTree(start, new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs)
throws IOException
{
register(dir);
return FileVisitResult.CONTINUE;
}
});
}
//********************************************************************************************************************************************
WatchDir(Path dir, boolean recursive) throws IOException {
this.watcher = FileSystems.getDefault().newWatchService();
this.keys = new HashMap<WatchKey,Path>();
this.recursive = recursive;
client = new FTPClient();
client.connect("***.***.***.***");
client.login("wejdi.gharibi","gharibi***");
fis = null;
if (recursive) {
System.out.format("Scanning %s ...\n", dir);
registerAll(dir);
System.out.println("Done.");
} else {
register(dir);
}
this.trace = true;
}
//********************************************************************************************************************************************
String fichier(String a,String b,char c )
{
int d;
String ch="";
File repertoire = new File(a);
File[] fichiers = repertoire.listFiles();
for(File fichier : fichiers)
{
if (fichier.getName().startsWith(b)) {
d=fichier.getName().lastIndexOf('.');
if(fichier.getName().charAt(d-1)==c){
ch= fichier.getName().toString();
}
}
}
return ch;
}
//********************************************************************************************************************************************
void Transfert (String ch , String ch1) {
try {
fis = new FileInputStream(ch);
client.storeFile(ch1, fis);
fis.close();
} catch (SocketException ex) {
Logger.getLogger(WatchDir.class.getName()).log(Level.SEVERE, null, ex);
} catch (IOException ex) {
Logger.getLogger(WatchDir.class.getName()).log(Level.SEVERE, null, ex);
}
}
//********************************************************************************************************************************************
char precident (char ch){
char [] a1 =new char[] { '-','A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'};
char ch1='-';
for ( int i =0;i<a1.length;i++){
if (a1[i]==ch)
{
ch1=a1[i-1];
}
}
return ch1;
}
//********************************************************************************************************************************************
void processEvents() throws IOException {
FileSystem fs = FileSystems.getDefault();
while(true) {
WatchKey key;
try {
key = watcher.take();
} catch (InterruptedException x) {
return;
}
Path dir = keys.get(key);
if (dir == null) {
System.err.println("WatchKey not recognized!!");
continue;
}
for (WatchEvent<?> event: key.pollEvents()) {
WatchEvent.Kind kind = event.kind();
if (kind == OVERFLOW) {
continue;
}
WatchEvent<Path> ev = cast(event);
Path name = ev.context();
Path child = dir.resolve(name);
//**************************************************************************************************************************************************
//System.out.format("%s: %s\n", event.kind().name(), child);
Path PathTemp = ev.context();
File FileChange = new File(PathTemp.toAbsolutePath().toString());
Path path = fs.getPath(key.watchable().toString(), event.context().toString());
int c=FileChange.getName().lastIndexOf('.');
if(c!=(-1) &&!FileChange.getName().equalsIgnoreCase("Thumbs.db") && FileChange.getName().charAt(c-1)>= 'A' &&FileChange.getName().charAt(c-1)<='Z')
{
int ind=FileChange.getName().indexOf("_");
String seq=FileChange.getName().substring(0, ind);
char d=FileChange.getName().charAt(c-1);
String fh=path.toString().substring(0, path.toString().lastIndexOf("\\"));
System.out.println("a"+fh);
String nom=fichier(fh,seq,precident(d)) ;
// System.out.println(d);
// System.out.println(precident(d));
String ch4=FileChange.getName().replace(d+".", precident(d)+".");
//Path path1 = fs.getPath("\\\\***.***.***.***\\tmp\\wajdi\\"+ch4);
String dh1=path.toString().replace(FileChange.getName(),nom);
Path path2 = fs.getPath(dh1);
System.out.println("La nouvelle valeur de la chaine est : "+ch4+"\n le path est :"+dh1);
// Transfert (dh1,ch4);
try {
Files.delete(path2);
} catch (NoSuchFileException x) {
System.err.format("%s: no such" + " file or directory%n", path2);
} catch (DirectoryNotEmptyException x) {
System.err.format("%s not empty%n", path2);
} catch (IOException x) {
// File permission problems are caught here.
System.err.println(x);
}
}
//Files.move(path2, path1,REPLACE_EXISTING);
//**********************************************************************************************************************************************
if (recursive && (kind == ENTRY_CREATE)) {
try {
if (Files.isDirectory(child, NOFOLLOW_LINKS)) {
registerAll(child);
}
} catch (IOException x) {
// ignore to keep sample readbale
}
}
}
boolean valid = key.reset();
if (!valid) {
keys.remove(key);
if (keys.isEmpty()) {
break;
}
}
}
client.logout();
}
public static void main(String[] args) throws IOException {
boolean recursive = true;
Path dir = Paths.get("C:\\Users\\wejdi.gharibi\\Desktop\\SS");
new WatchDir(dir, recursive).processEvents();
}
} |
Java Watch Service Api Problème
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