From e5a7ae0245f38f9e9f9137d2ce8fa45181db0065 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Roland=20H=C3=A4der?= <roland@mxchange.org>
Date: Mon, 24 Oct 2022 01:35:43 +0200
Subject: [PATCH] Don't cherry-pick: - also update product reference in item
 when product has been updated by admin

---
 .../FinancialsReceiptItemListWebViewBean.java | 50 +++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/src/java/org/mxchange/jfinancials/beans/financial/model/receipt_item/list/FinancialsReceiptItemListWebViewBean.java b/src/java/org/mxchange/jfinancials/beans/financial/model/receipt_item/list/FinancialsReceiptItemListWebViewBean.java
index 541dcf05..392f4bed 100644
--- a/src/java/org/mxchange/jfinancials/beans/financial/model/receipt_item/list/FinancialsReceiptItemListWebViewBean.java
+++ b/src/java/org/mxchange/jfinancials/beans/financial/model/receipt_item/list/FinancialsReceiptItemListWebViewBean.java
@@ -38,6 +38,7 @@ import org.mxchange.jfinancials.exceptions.receipt_item.ReceiptItemNotFoundExcep
 import org.mxchange.jfinancials.model.receipt_item.BillableReceiptItem;
 import org.mxchange.jfinancials.model.receipt_item.FinancialReceiptItemSessionBeanRemote;
 import org.mxchange.jfinancials.model.utils.ReceiptItemUtils;
+import org.mxchange.jproduct.events.product.updated.ObservableProductUpdatedEvent;
 import org.mxchange.juserlogincore.events.login.ObservableUserLoggedInEvent;
 
 /**
@@ -158,6 +159,55 @@ public class FinancialsReceiptItemListWebViewBean extends BaseFinancialsBean imp
 		this.uniqueAddReceiptItem(event.getUpdatedReceiptItem());
 	}
 
+	/**
+	 * Event observer for updated product data by administrators
+	 * <p>
+	 * @param event Updated product data event
+	 */
+	public void afterProductUpdatedEvent (@Observes final ObservableProductUpdatedEvent event) {
+		// Event and contained entity instance should not be null
+		if (null == event) {
+			// Throw NPE
+			throw new NullPointerException("event is null"); //NOI18N
+		} else if (event.getUpdatedProduct() == null) {
+			// Throw NPE again
+			throw new NullPointerException("event.updatedProduct is null"); //NOI18N
+		} else if (event.getUpdatedProduct().getProductId() == null) {
+			// userId is null
+			throw new NullPointerException("event.updatedProduct.productId is null"); //NOI18N
+		} else if (event.getUpdatedProduct().getProductId() < 1) {
+			// Not avalid id
+			throw new IllegalArgumentException(MessageFormat.format("userId of user={0} is not valid: {1}", event.getUpdatedProduct(), event.getUpdatedProduct().getProductId())); //NOI18N
+		}
+
+		// Get iterator from
+		final Iterator<Cache.Entry<Long, BillableReceiptItem>> iterator = this.receiptItemCache.iterator();
+
+		// Loop through it
+		while (iterator.hasNext()) {
+			// Get next item
+			final Cache.Entry<Long, BillableReceiptItem> current = iterator.next();
+
+			// Get current product
+			final BillableReceiptItem currentItem = current.getValue();
+
+			// Is the same product id set?
+			if (event.getUpdatedProduct().getProductId().equals(currentItem.getItemProduct().getProductId())) {
+				// Yes, found it, get key
+				final Long itemId = current.getKey();
+
+				// Set new instance
+				currentItem.setItemProduct(event.getUpdatedProduct());
+
+				// Update cache
+				this.receiptItemCache.put(itemId, currentItem);
+
+				// Stop searching here
+				break;
+			}
+		}
+	}
+
 	/**
 	 * Event observer for logged-in user
 	 * <p>
-- 
2.39.5