From 14e82ddcacea97d52ac4a5d80846d63b62a17e54 Mon Sep 17 00:00:00 2001
From: meenakshijay1005-netizen <meenakshi.jay1005@gmail.com>
Date: Tue, 3 Mar 2026 12:20:39 +0100
Subject: [PATCH] Modifications: Registry classes

---
 .../team6/models/CharityRegistry.java         | 39 ++++++++++++++++++-
 .../team6/models/DonationRegistry.java        | 34 ++++++++++++++++
 2 files changed, 72 insertions(+), 1 deletion(-)

diff --git a/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/CharityRegistry.java b/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/CharityRegistry.java
index 30d74d2..a8d698e 100644
--- a/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/CharityRegistry.java
+++ b/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/CharityRegistry.java
@@ -1 +1,38 @@
-test
\ No newline at end of file
+package ntnu.sytemutvikling.team6.models;
+
+import java.util.*;
+
+public class CharityRegistry{
+    private final List<Charity> charities;
+
+    public CharityRegistry(){
+        this.charities = new ArrayList<>();
+    }
+
+    public List<Charity> getAllCharities(){
+        return Collections.unmodifiableList(charities);
+    }
+
+    public Optional<Charity> findCharityById(UUID charityId){
+        if(charityId == null){
+            throw new IllegalArgumentException("CharityId can not be null.");
+        }
+        return charities.stream()
+        .filter(charity -> charityId.equals(charity.getId()))
+        .findFirst();
+    }
+
+    public void addCharity(Charity charity){
+    if(charity == null){
+        throw new IllegalArgumentException("Charity can not be null.");
+    }
+    charities.add(charity);
+    }
+
+    public boolean removeCharity(UUID charityId){
+        if(charityId == null){
+            throw new IllegalArgumentException("CharityId can not be null.");
+        }
+        return charities.removeIf(charity -> charityId.equals(charity.getId()));
+    }
+}
\ No newline at end of file
diff --git a/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/DonationRegistry.java b/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/DonationRegistry.java
index f565298..15787f5 100644
--- a/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/DonationRegistry.java
+++ b/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/DonationRegistry.java
@@ -1,5 +1,39 @@
 package ntnu.sytemutvikling.team6.models;
 
+import java.util.*;
+
 public class DonationRegistry {
+    private final List<Donation> donations;
+
+    public DonationRegistry(){
+        this.donations = new ArrayList<>();
+    }
+
+    public List<Donation> getAllDonations(){
+        return Collections.unmodifiableList(donations);
+    }
+
+    public Optional<Donation> findDonationById(UUID donationId){
+        if(donationId == null){
+            throw new IllegalArgumentException("DonationId can not be null.");
+        }
+        return donations.stream()
+        .filter(donations -> donationId.equals(donations.getId()))
+        .findFirst();
+    }
+
+    public void addDonation(Donation donation){
+        if(donation == null){
+            throw new IllegalArgumentException("Donation can not be null.");
+        }
+        donations.add(donation);
+    }
+
+    public boolean removeDonation(UUID donationId){
+        if(donationId == null){
+            throw new IllegalArgumentException("DonationId can not be null.");
+        }
+        return donations.removeIf(donation -> donationId.equals(donation.getId));
+    }
     
 }