basic model

app/src/main/java/chess/model/visitor/KingIdentifier.java

@@ -0,0 +1,45 @@
+package chess.model.visitor;
+
+import chess.model.Color;
+import chess.model.PieceVisitor;
+import chess.model.pieces.*;
+
+public class KingIdentifier implements PieceVisitor<Boolean> {
+
+	private final Color color;
+
+	public KingIdentifier(Color color) {
+		this.color = color;
+	}
+
+	@Override
+	public Boolean visitPiece(Bishop bishop) {
+		return false;
+	}
+
+	@Override
+	public Boolean visitPiece(King king) {
+		return king.getColor() == color;
+	}
+
+	@Override
+	public Boolean visitPiece(Knight knight) {
+		return false;
+	}
+
+	@Override
+	public Boolean visitPiece(Pawn pawn) {
+		return false;
+	}
+
+	@Override
+	public Boolean visitPiece(Queen queen) {
+		return false;
+	}
+
+	@Override
+	public Boolean visitPiece(Rook rook) {
+		return false;
+	}
+
+}