Read all files from a directory

pom.xml

@@ -14,8 +14,8 @@
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <maven.compiler.source>1.7</maven.compiler.source>
-    <maven.compiler.target>1.7</maven.compiler.target>
+    <maven.compiler.source>1.8</maven.compiler.source>
+    <maven.compiler.target>1.8</maven.compiler.target>
   </properties>
 
   <dependencies>

src/main/java/org/RI/P1/AnalyzeDirectory.java

@@ -0,0 +1,32 @@
+package org.RI.P1;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.apache.tika.exception.TikaException;
+import org.xml.sax.SAXException;
+
+public class AnalyzeDirectory {
+    private static List<File> files;
+
+    private static void readFiles(String directory) throws IOException {
+        files = Files.walk(Paths.get(directory)).filter(Files::isRegularFile).map(Path::toFile)
+                .collect(Collectors.toList());
+    }
+
+    public static void main(String[] args) throws IOException, TikaException, SAXException {
+        String directory = args[0];
+        readFiles(directory);
+        for (File file : files) {
+            FileData data = new FileData(file);
+            System.out.println(data);
+            System.out.println("--------------------------------------------------------------------------");
+        }
+    }
+
+}

src/main/java/org/RI/P1/FileData.java

@@ -30,13 +30,14 @@ public class FileData {
     FileData() {
     }
 
-    FileData(File file) throws FileNotFoundException {
+    FileData(File file) throws IOException, TikaException, SAXException {
         inputStream = new FileInputStream(file);
         metadata = new Metadata();
         parser = new AutoDetectParser();
         contentHandler = new BodyContentHandler(-1);
         parseContext = new ParseContext();
         langIdentifier = new OptimaizeLangDetector().loadModels();
+        setMetadata();
     }
 
     private void setMetadata() throws IOException, TikaException, SAXException {
@@ -53,14 +54,4 @@ public class FileData {
                 + language.getLanguage() + "\n";
     }
 
-    public static void main(String[] args) throws IOException, TikaException, SAXException {
-        try {
-            File file = new File(args[0]);
-            FileData data = new FileData(file);
-            data.setMetadata();
-            System.out.println(data);
-        } catch (FileNotFoundException exp) {
-            System.out.println("The file " + args[0] + " could not be found");
-        }
-    }
 }