ImportData

src/main/java/fr/myny/data/DataCsv.java

@@ -19,7 +19,7 @@ public class DataCsv {
      * La methode de recuperation dun fichier csv
      */
     public void getCsv(String fileZip) throws IOException{
-
+        //"src/main/resources/loto_201911.zip"
         File desDir = new File("src/main/resources/");
         byte[] buffer = new byte[1024];
         ZipInputStream zis = new ZipInputStream(new FileInputStream(fileZip));

src/main/java/fr/myny/data/ImportData.java

@@ -1,14 +1,20 @@
 package fr.myny.data;
 
+import java.io.*;
+import java.net.URL;
+import java.net.MalformedURLException;
+
 public class ImportData {
-    String url;
+
+    protected String url;
 
     /**
      * Le constructeur de ImportData
      */
-    public ImportData(){
-
+    ImportData(){
+        this.url = "https://www.fdj.fr/jeux-de-tirage/loto/statistiques";
     }
+
     /**
      * Le constructeur de ImportData
      * @param url string contenant l URL dou recuperer les fichiers csv
@@ -17,13 +23,76 @@ public class ImportData {
         this.url=url;
     }
 
-    /**
-     * La methode de recuperation de l URL
-     */
-    public void getUrl(){
+    private boolean UrlExist() {
+        try {
+            URL site = new URL(url);
+            try {
+                site.openStream();
+                return true;
+            } catch (IOException e) {
+                return false;
+            }
+        } catch (MalformedURLException e) {
+            return false;
+        }
     }
 
-    public void unzip() {
-
+    private boolean ZipNotExist(String filename) {
+        File directory = new File("src/main/java/resources/");
+        File[] files = directory.listFiles();
+        for (File f : files) {
+            if (f.getName().equals(filename))
+                return false;
+        }
+        return true;
     }
+
+    public void DownloadCsvZip() {
+        if (UrlExist()) {
+            BufferedReader in = null;
+
+            try {
+                URL site = new URL(url);
+                in = new BufferedReader(new InputStreamReader(site.openStream()));
+
+                String test = "loto_";
+                String nameZip;
+                String urlZipLink;
+                while ((urlZipLink = in.readLine()) != null) {
+                    if (urlZipLink.length() > 128) {
+                        if (test.equals(urlZipLink.substring(50, 55))) {
+                            nameZip = urlZipLink.substring(50,65);
+                            urlZipLink = urlZipLink.substring(13,65);
+                            if (ZipNotExist(nameZip)) {
+                                try (BufferedInputStream bis = new BufferedInputStream(new URL(urlZipLink).openStream());
+                                     FileOutputStream fos = new FileOutputStream("src/main/java/resources/" + nameZip)) {
+                                    byte data[] = new byte[1024];
+                                    int byteContent;
+                                    while ((byteContent = bis.read(data, 0, 1024)) != -1) {
+                                        fos.write(data, 0, byteContent);
+                                    }
+                                } catch (IOException e) {
+                                    e.printStackTrace(System.out);
+                                }
+                            }
+
+                        }
+                    }
+                }
+                in.close();
+            } catch (IOException e) {
+                System.out.println("Error URL can't open : " + e);
+            }
+            finally {
+                try {
+                    in.close();
+                } catch (IOException e) {
+                    System.out.println("Error close buffer : " + e);
+                }
+            }
+        }
+        else
+            System.out.println("Web sit don't exist");
+    }
+
 }