refractoring

app/src/main/java/sudoku/MutableCell.java

@@ -5,38 +5,38 @@ import java.util.List;
 
 public class MutableCell extends Cell{
 
-	private final List<Integer> hintsSymbolIndex;
+	private final List<Integer> possibleSymbols;
 
 	public MutableCell() {
 		super();
-		this.hintsSymbolIndex = new ArrayList<>();
+		this.possibleSymbols = new ArrayList<>();
 	}
 
-	public MutableCell(int symboleIndex) {
-		super(symboleIndex);
-		this.hintsSymbolIndex = new ArrayList<>();
+	public MutableCell(int symbolIndex) {
+		super(symbolIndex);
+		this.possibleSymbols = new ArrayList<>();
 	}
 
-	public void setSymboleIndex(int symboleIndex) {
-		this.symboleIndex = symboleIndex;
+	public void setSymbolIndex(int symbolIndex) {
+		this.symbolIndex = symbolIndex;
 	}
 
 	/**
-	 * Remove the current symboleIndex and returns it
-	 * @return integer symboleIndex cleared
+	 * Remove the current symbolIndex and returns it
+	 * @return integer symbolIndex cleared
 	 */
-	public int clear() {
-		int i = this.symboleIndex;
-		setSymboleIndex(NOSYMBOLE);
+	public int clearCurrentSymbol() {
+		int i = this.symbolIndex;
+		setSymbolIndex(NOSYMBOLE);
 		return i;
 	}
 
-	public void removeHint(int indexSymbol) {
-		hintsSymbolIndex.remove(indexSymbol);
+	public void removeSymbolFromPossibilities(int indexSymbol) {
+		possibleSymbols.remove(indexSymbol);
 	}
 
-	public List<Integer> getHints() {
-		return this.hintsSymbolIndex;
+	public List<Integer> getPossibleSymbols() {
+		return this.possibleSymbols;
 	}
 
 }