feat: created OrganizationRepo class

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

@@ -0,0 +1,39 @@
+package edu.group5.app.model.organization;
+
+import edu.group5.app.model.Repository;
+
+import java.util.HashMap;
+import java.util.Objects;
+
+/**
+ * Handles business logic associated with organizations
+ */
+public class OrganizationRepo implements Repository {
+  private HashMap<Integer, Organization> content;
+
+  /**
+   * Creates a new Organization Repository
+   *
+   * @param content holds all current organizations
+   * @throws NullPointerException if content is null
+   */
+  public OrganizationRepo(HashMap<Integer, Organization> content) {
+    this.content = Objects.requireNonNull(content, "content cannot be null");
+  }
+
+  public HashMap<Integer, Organization> getContent() {
+    return content;
+  }
+
+  public HashMap<Integer, Organization> getTrustedOrganizations() {
+    HashMap<Integer, Organization> trustedOrgs = new HashMap<>();
+
+    content.forEach((orgNr, org) -> {
+      if (org.trusted()) {
+        trustedOrgs.put(orgNr, org);
+      }
+    });
+
+    return trustedOrgs;
+  }
+}