feat(aml): enforce review locking and sync STR case conclusions to linked alerts

2026-09-18 10:29:17 +05:30
parent 521d61d6b7
commit c1e6e036d0
3 changed files with 119 additions and 15 deletions
@@ -136,6 +136,40 @@ public class AmlAlert extends AbstractAuditableWithUTCDateTimeCustom<Long> {
                : (ruleCodes.length() > 500 ? ruleCodes.substring(0, 500) : ruleCodes);
    }

+    /**
+     * Whether this alert is being worked by somebody other than the given officer.
+     *
+     * <p>
+     * An alert under review belongs to whoever opened it until they decide it or hand it back. A second officer
+     * reading the same case and reaching their own verdict is the failure this exists to prevent: the transaction
+     * would carry two reviews, and whichever was written last would be the one on file.
+     */
+    public boolean isHeldByAnother(final AppUser officer) {
+        return AmlAlertStatus.UNDER_REVIEW.name().equals(this.status) && this.reviewedBy != null && officer != null
+                && !this.reviewedBy.getId().equals(officer.getId());
+    }
+
+    /**
+     * Brings the alert into line with the Principal Officer's conclusion on the case it opened.
+     *
+     * <p>
+     * An escalation is a referral, not a verdict: it says the AML Officer wanted the case looked at. The verdict is
+     * the Principal Officer's, and when they conclude the case clear the alert has to say so too. Left as ESCALATED,
+     * the feed would go on showing a transaction as suspicious after the bank had decided it was not - and the officer
+     * who cleared it would have no way to see their own conclusion reflected where the alert is worked.
+     *
+     * <p>
+     * Distinct from {@link #whitelist}: this does not pass the alert's own immutability guard, because it is not a
+     * second officer overturning a decision. It is the case this alert was referred into, coming back with its answer.
+     */
+    public void applyStrConclusion(final boolean suspicious, final AppUser principalOfficer, final String notes) {
+        this.reviewedBy = principalOfficer;
+        this.reviewedOn = LocalDateTime.now();
+        this.reviewNotes = notes;
+        this.disposition = (suspicious ? AmlAlertDisposition.ESCALATE : AmlAlertDisposition.WHITELIST).name();
+        this.status = (suspicious ? AmlAlertStatus.ESCALATED : AmlAlertStatus.WHITELISTED).name();
+    }
+
    public void whitelist(AppUser reviewer, String notes) {
        this.reviewedBy = reviewer;
        this.reviewedOn = LocalDateTime.now();