diff --git a/src/FileManager.java b/src/FileManager.java
new file mode 100644
index 0000000..925feb2
--- /dev/null
+++ b/src/FileManager.java
@@ -0,0 +1,56 @@
+import java.io.*;
+
+public class FileManager {
+    public static Grid importGrid(File file) throws Exception {
+        Grid grid;
+        try {
+            FileInputStream fs = new FileInputStream(file);
+            DataInputStream ds = new DataInputStream(fs);
+            try {
+                grid = new Grid(ds.readByte());
+                grid.getThesee().setSquare(grid.getSquare(ds.readByte(), ds.readByte()));
+                grid.getSquare(ds.readByte(), ds.readByte()).setExit();
+
+                int bit = 8;
+                byte value = 0;
+                for (int i = 0; i < grid.getSize(); i++) {
+                    for (int j = 0; j < grid.getSize(); j++) {
+                        if (bit == 8) {
+                            value = ds.readByte();
+                            bit = 0;
+                        }
+                        if (((value >> (7 - bit)) & 1) == 1) grid.getSquare(i, j).setWall();
+                        bit++;
+                    }
+                }
+                ds.close();
+            } catch (ArrayIndexOutOfBoundsException e) {
+                throw new Exception("Le fichier est corrompu.");
+            } catch (IOException e) {
+                throw new Exception("Une erreur est survenue lors de la lecture du fichier.");
+            }
+            return grid;
+        } catch (FileNotFoundException e){
+            throw new Exception("Fichier non trouvé.");
+        }
+    }
+
+    public static void exportGrid(Grid grid, File file) throws Exception {
+        // TODO: Export de la grille
+    }
+
+    // Test (à retirer)
+    public static void main(String[] args) throws Exception {
+        Grid grid = importGrid(new File("./src/petit.lab"));
+
+        System.out.println("Grille " + grid.getSize() + "x" + grid.getSize() + " :");
+        for (int i = 0; i < grid.getSize(); i++) {
+            for (int j = 0; j < grid.getSize(); j++) {
+                Square square = grid.getSquare(i, j);
+                System.out.println("\tCase " + i + "x" + j + " : isEmpty:" + square.isEmpty() + ", isWall:" + square.isWall() + ", isExit:" + square.isExit() + ", isThesee:" + square.isThesee());
+            }
+        }
+
+        exportGrid(grid, new File("./src/petit2.lab"));
+    }
+}
diff --git a/src/Square.java b/src/Square.java
index 5e7de4c..3096ae3 100644
--- a/src/Square.java
+++ b/src/Square.java
@@ -34,6 +34,10 @@ public class Square {
         return this.type == 0;
     }
 
+    public boolean isThesee() {
+        return this.gridModel.getThesee().getSquare() == this;
+    }
+
     /**
      * Sets the current square as a wall
      */