1b: combine fields title and topic

ueb05_news_example/src/model/AuthoredItem.java

@@ -1,7 +1,6 @@
 package model;
 
 public abstract class AuthoredItem extends Item{
-    protected String title;
     protected String author;
     protected String content;
 
@@ -12,17 +11,6 @@ public abstract class AuthoredItem extends Item{
                 + "\n\n";
     }
 
-    //=================================
-
-    /**
-     * Get the title of the AuthoredItem.
-     *
-     * @return title
-     */
-    public String getTitle() {
-        return title;
-    }
-
     /**
      * Get the author of the AuthoredItem.
      *

ueb05_news_example/src/model/Item.java

@@ -1,6 +1,17 @@
 package model;
 
 public abstract class Item {
+    protected String title;
+
     public abstract String getOverview();
     public abstract String getDetails();
+
+    /**
+     * Get the title of the item.
+     *
+     * @return title
+     */
+    public String getTitle() {
+        return title;
+    }
 }

ueb05_news_example/src/model/NewsCollection.java

@@ -5,11 +5,10 @@ import java.util.List;
 
 public class NewsCollection extends Item {
 	
-	private String topic;
 	private List<Item> items = new LinkedList<>();
 		
-	public NewsCollection(String topic) {
-		this.topic = topic;
+	public NewsCollection(String title) {
+		this.title = title;
 	}
 
 	/**
@@ -18,7 +17,7 @@ public class NewsCollection extends Item {
 	 */
 	public String getOverview(){
 		StringBuilder builder = new StringBuilder();
-		builder.append("###" + getTopic() + "###");
+		builder.append("###" + getTitle() + "###");
 		builder.append("\n");
 		for(Item item : getItems()){
 			builder.append(item.getOverview());
@@ -33,7 +32,7 @@ public class NewsCollection extends Item {
 	 */
 	public String getDetails(){
 		StringBuilder builder = new StringBuilder();
-		builder.append("###" + getTopic() + "###");
+		builder.append("###" + getTitle() + "###");
 		builder.append("\n");
 		for (Item item : getItems()) {
 			builder.append(item.getDetails());
@@ -43,13 +42,6 @@ public class NewsCollection extends Item {
 
 	//=================================
 
-	/**
-	 * Get the topic of the collection.
-	 * @return
-	 */
-	public String getTopic() {
-		return topic;
-	}
 	/**
 	 * Get the list of items stored directly in this collection.
 	 * @return items stored in this collection