feat: minor changes to OrganizationRepo

src/main/java/edu/group5/app/model/organization/OrganizationRepo.java

@@ -8,23 +8,24 @@
 /**
  * Handles business logic associated with organizations
  */
-public class OrganizationRepo implements Repository {
-  private HashMap<Integer, Organization> content;
+public class OrganizationRepo extends Repository {
+  private final HashMap<Integer, Organization> content;
 
   /**
    * Creates a new Organization Repository
    *
-   * @param content holds all current organizations
+   * @param content holds all current organizations in the repository
    * @throws NullPointerException if content is null
    */
   public OrganizationRepo(HashMap<Integer, Organization> content) {
     this.content = Objects.requireNonNull(content, "content cannot be null");
+    super(content);
   }
 
-  public HashMap<Integer, Organization> getContent() {
-    return content;
-  }
-
+  /**
+   * Gets all trusted organizations in the repository
+   * @return all organizations with trusted = true
+   */
   public HashMap<Integer, Organization> getTrustedOrganizations() {
     HashMap<Integer, Organization> trustedOrgs = new HashMap<>();