Forget to add new Group file :)

src/be/jeffcheasey88/peeratcode/model/Group.java

@@ -0,0 +1,47 @@
+package be.jeffcheasey88.peeratcode.model;
+
+import org.json.simple.JSONObject;
+
+public class Group {
+	private String name;
+	private int linkToChapter;
+	private int linkToPuzzle;
+	
+	public Group(String name, int initChap, int initPuzz) {
+		this.name = name;
+		this.linkToChapter = initChap;
+		this.linkToPuzzle = initPuzz;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public int getLinkToChapter() {
+		return linkToChapter;
+	}
+
+	public void setLinkToChapter(int linkToChapter) {
+		this.linkToChapter = linkToChapter;
+	}
+
+	public int getLinkToPuzzle() {
+		return linkToPuzzle;
+	}
+
+	public void setLinkToPuzzle(int linkToPuzzle) {
+		this.linkToPuzzle = linkToPuzzle;
+	}
+
+	public JSONObject getJson() {
+		JSONObject groupJSON = new JSONObject();
+		groupJSON.put("name", name);
+		if (linkToChapter > 0) groupJSON.put("chapter", linkToChapter);
+		if (linkToPuzzle > 0) groupJSON.put("puzzle", linkToPuzzle);
+		return groupJSON;
+	}
+}