From 1b829fba1e146424bf764914e92ebf803c2d4d21 Mon Sep 17 00:00:00 2001
From: rxbn_ <git@rxbn.de>
Date: Mon, 30 Dec 2019 16:04:19 +0100
Subject: [PATCH] BreakOut 4.* Vorgabe

---
 src/break_out/controller/JSONReader.java | 111 +++++++++++++++++++++++
 src/break_out/model/IBall.java           |   6 ++
 src/break_out/model/ILevel.java          |   5 +
 3 files changed, 122 insertions(+)
 create mode 100644 src/break_out/controller/JSONReader.java

diff --git a/src/break_out/controller/JSONReader.java b/src/break_out/controller/JSONReader.java
new file mode 100644
index 0000000..1c2279e
--- /dev/null
+++ b/src/break_out/controller/JSONReader.java
@@ -0,0 +1,111 @@
+package break_out.controller;
+
+
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.json.simple.JSONObject;
+import org.json.simple.JSONValue;
+import org.json.simple.parser.JSONParser;
+import org.json.simple.parser.ParseException;
+
+import break_out.Constants;
+
+/**
+ * The <code>JSONReader</code> reads the content of an json file.
+ *
+ * @author dmlux, modified by I.Schumacher
+ *
+ */
+public class JSONReader {
+
+	/**
+	 * The project path to the JSON file
+	 */
+	private String path;
+
+	/**
+	 * The stones stored as List<List<Long>>
+	 */
+	private List<List<Long>> rects = new ArrayList<List<Long>>();
+
+	/**
+	 * The stones stored as 2D-int-array
+	 */
+	private int[][] stones = new int[Constants.SQUARES_Y][Constants.SQUARES_X];
+
+	/**
+	 * The counter with the number of trials that are allowed to break out the stones of the level
+	 */
+	private Long lifecount = null;
+
+	/**
+	 * The constructor needs an path to create the JSONReader
+	 *
+	 * @param path
+	 *            The absolute path to the JSON file
+	 */
+	public JSONReader(String path) {
+		this.path = path;
+		loadJsonValues();
+	}
+
+	/**
+	 * Getter for the stones of the JSON file
+	 *
+	 * @return The List<List<Long>> of stones
+	 */
+	public List<List<Long>> getStonesListOfLists() {
+		return rects;
+	}
+
+	/**
+	 * Getter for the stones of the JSON file
+	 *
+	 * @return The stones as 2D-Array
+	 */
+	public int[][] getStones2DArray() {
+		for (int i = 0; i < rects.size(); i++) {
+			for (int j = 0; j < rects.get(i).size(); j++) {
+				stones[i][j] = (int)rects.get(i).get(j).longValue();
+			}
+		}
+		return stones;
+	}
+
+	/**
+	 * Getter for the lifeCounter of the JSON file
+	 *
+	 * @return The lifeCounter
+	 */
+	public int getLifeCounter() {
+		return (int)lifecount.longValue();
+	}
+
+	/**
+	 * Loader for the both values "fields" and "maxDrops" of the JSON file
+	 *
+	 */
+	@SuppressWarnings("unchecked")
+	private void loadJsonValues() {
+		JSONParser parser = new JSONParser();
+		try {
+			Object obj = parser.parse(new FileReader(path));
+
+			String jsonStr = obj.toString();
+			JSONObject json = (JSONObject) JSONValue.parse(jsonStr);
+			rects = (List<List<Long>>) json.get("field");
+			lifecount = (Long)json.get("maxLives");
+
+		} catch (ParseException ex) {
+			ex.printStackTrace();
+		} catch (FileNotFoundException ex) {
+			ex.printStackTrace();
+		} catch (IOException ex) {
+			ex.printStackTrace();
+		}
+	}
+}
\ No newline at end of file
diff --git a/src/break_out/model/IBall.java b/src/break_out/model/IBall.java
index 8474dec..b2078ce 100644
--- a/src/break_out/model/IBall.java
+++ b/src/break_out/model/IBall.java
@@ -1,5 +1,7 @@
 package break_out.model;
 
+import java.util.ArrayList;
+
 public interface IBall {
 
 	// Exercise 1
@@ -11,4 +13,8 @@ public interface IBall {
 	// Exercise 2
 	public boolean hitsPaddle(Paddle paddle);
 	public void reflectOnPaddle(Paddle paddle);
+
+	// Exercise 4
+	public boolean hitsStone(ArrayList<Stone> stones);
+	public Stone getHitStone();
 }
\ No newline at end of file
diff --git a/src/break_out/model/ILevel.java b/src/break_out/model/ILevel.java
index d3e55b5..f3fc306 100644
--- a/src/break_out/model/ILevel.java
+++ b/src/break_out/model/ILevel.java
@@ -1,5 +1,7 @@
 package break_out.model;
 
+import java.util.ArrayList;
+
 public interface ILevel {
 	// Exercise 1
 	public Ball getBall();
@@ -10,4 +12,7 @@ public interface ILevel {
 
 	// Exercise 3
 	public void setFinished(boolean finished);
+
+	// Exercise 4
+	public ArrayList<Stone> getStones();
 }
\ No newline at end of file