Command class: make non-abstract

Command class is abstract. Abstract classes are not an LO covered at level2. Let's make Command class non-abstract so that students who haven't learned about abstract classes are not confused by it.
nus-cs2103-AY1718S2 · Aug 31, 2017 · de7ef4a · de7ef4a
1 parent f94fe28
commit de7ef4a
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Showing 3 changed files with 4 additions and 2 deletions.
diff --git a/doc/Diagrams.pptx b/doc/Diagrams.pptx
diff --git a/doc/images/mainClassDiagram.png b/doc/images/mainClassDiagram.png
diff --git a/src/seedu/addressbook/commands/Command.java b/src/seedu/addressbook/commands/Command.java
@@ -11,7 +11,7 @@
 /**
  * Represents an executable command.
  */
-public abstract class Command {
+public class Command {
     protected AddressBook addressBook;
     protected List<? extends ReadOnlyPerson> relevantPersons;
     private int targetIndex = -1;
@@ -39,7 +39,9 @@ public static String getMessageForPersonListShownSummary(List<? extends ReadOnly
     /**
      * Executes the command and returns the result.
      */
-    public abstract CommandResult execute();
+    public CommandResult execute(){
+        throw new UnsupportedOperationException("This method is to be implemented by child classes");
+    };
 
     /**
      * Supplies the data the command will operate on.