ça part

app/src/main/java/sudoku/Sudoku.java

@@ -2,7 +2,6 @@ package sudoku;
 
 import sudoku.constraint.IConstraint;
 
-import javax.swing.*;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -49,4 +48,17 @@ public class Sudoku {
 		}
 		return mutableCells;
 	}
+
+
+	// only used by the serializer
+
+	public List<Block> getBlocks() {
+		return blocks;
+	}
+
+	public List<Cell> getCells() {
+		return cells;
+	}
+
+	
 }