From a3df9afd3f4eb080a468f2c036a72fc731415061 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Roland=20H=C3=A4der?= <roland@mxchange.org>
Date: Sun, 24 Nov 2019 05:38:26 +0100
Subject: [PATCH] Product-only: - renamed/moved file
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit
Signed-off-by: Roland Häder <roland@mxchange.org>
---
.../BasePizzaProductEnterpriseBean.java | 169 ++++++++++++++++++
1 file changed, 169 insertions(+)
create mode 100644 src/java/org/mxchange/pizzaapplication/enterprise/product/BasePizzaProductEnterpriseBean.java
diff --git a/src/java/org/mxchange/pizzaapplication/enterprise/product/BasePizzaProductEnterpriseBean.java b/src/java/org/mxchange/pizzaapplication/enterprise/product/BasePizzaProductEnterpriseBean.java
new file mode 100644
index 0000000..ccd705f
--- /dev/null
+++ b/src/java/org/mxchange/pizzaapplication/enterprise/product/BasePizzaProductEnterpriseBean.java
@@ -0,0 +1,169 @@
+/*
+ * Copyright (C) 2017, 2018 Free Software Foundation
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.pizzaapplication.enterprise.product;
+
+import java.text.MessageFormat;
+import org.mxchange.jproduct.model.category.Category;
+import org.mxchange.jproduct.model.product.Product;
+import org.mxchange.jproduct.model.product.Products;
+import org.mxchange.pizzaapplication.enterprise.BasePizzaEnterpriseBean;
+
+/**
+ * A general bean for product-related methods that can be generalized.
+ * <p>
+ * @author Roland Haeder<roland@mxchange.org>
+ */
+public abstract class BasePizzaProductEnterpriseBean extends BasePizzaEnterpriseBean {
+
+ /**
+ * Serial number
+ */
+ private static final long serialVersionUID = 523_676_481_092_175_621L;
+
+ /**
+ * Protected constructor, no instance from this class.
+ */
+ protected BasePizzaProductEnterpriseBean () {
+ super();
+ }
+
+ /**
+ * Creates a managed instance from given category instance
+ * <p>
+ * @param category Unmanaged category instance
+ * <p>
+ * @return Managed instance
+ */
+ protected Category createManaged (final Category category) {
+ // Validate parameter
+ if (null == category) {
+ // Throw NPE
+ throw new NullPointerException("category is null");
+ } else if (category.getCategoryI18nKey() == null) {
+ // Throw it again
+ throw new NullPointerException("category.categoryTitle is null");
+ } else if (category.getCategoryI18nKey().isEmpty()) {
+ // Throw it again
+ throw new IllegalArgumentException("category.categoryTitle is empty");
+ } else if (category.getCategoryId() == null) {
+ // Throw it again
+ throw new NullPointerException("category.categoryId is null");
+ } else if (category.getCategoryId() < 1) {
+ // Throw it again
+ throw new IllegalArgumentException(MessageFormat.format("category.categoryId={0} is not valid.", category.getCategoryId()));
+ }
+
+ // Try to find it
+ final Category managedCategory = this.getEntityManager().find(category.getClass(), category.getCategoryId());
+
+ // Should be there
+ assert (managedCategory instanceof Category) : "managedCategory is null"; //NOI18N
+
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("{0}.createManaged: managedCategory={1} - EXIT!", this.getClass().getSimpleName(), managedCategory)); //NOI18N
+
+ // Return it
+ return managedCategory;
+ }
+
+ /**
+ * Creates a managed instance from given product instance
+ * <p>
+ * @param product Unmanaged product instance
+ * <p>
+ * @return Managed instance
+ */
+ protected Product createManaged (final Product product) {
+ // Validate parameter
+ if (null == product) {
+ // Throw NPE
+ throw new NullPointerException("product is null");
+ } else if (product.getProductI18nKey() == null) {
+ // Throw it again
+ throw new NullPointerException("product.productTitle is null");
+ } else if (product.getProductI18nKey().isEmpty()) {
+ // Throw it again
+ throw new IllegalArgumentException("product.productTitle is empty");
+ } else if (product.getProductId() == null) {
+ // Throw it again
+ throw new NullPointerException("product.productId is null");
+ } else if (product.getProductId() < 1) {
+ // Throw it again
+ throw new IllegalArgumentException(MessageFormat.format("product.productId={0} is not valid.", product.getProductId()));
+ }
+
+ // Try to find it
+ final Product managedProduct = this.getEntityManager().find(product.getClass(), product.getProductId());
+
+ // Should be there
+ assert (managedProduct instanceof Product) : "managedProduct is null"; //NOI18N
+
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("{0}.createManaged: managedProduct={1} - EXIT!", this.getClass().getSimpleName(), managedProduct)); //NOI18N
+
+ // Return it
+ return managedProduct;
+ }
+
+ /**
+ * Merges given product's data
+ * <p>
+ * @param detachedProduct Product instance to merge
+ * <p>
+ * @return Detached product instance
+ */
+ protected Product mergeProductData (final Product detachedProduct) {
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("mergeProductData: detachedProduct={0} - CALLED!", detachedProduct)); //NOI18N
+
+ // The product instance must be valid
+ if (null == detachedProduct) {
+ // Throw NPE again
+ throw new NullPointerException("detachedProduct is null"); //NOI18N
+ } else if (detachedProduct.getProductId() == null) {
+ // Throw NPE again
+ throw new NullPointerException("detachedProduct.productId is null"); //NOI18N //NOI18N
+ } else if (detachedProduct.getProductId() < 1) {
+ // Not valid
+ throw new IllegalStateException(MessageFormat.format("detachedProduct.productId={0} is not valid.", detachedProduct.getProductId())); //NOI18N
+ }
+
+ // Set updated timestamp
+ // @TODO detachedProduct.setProductUpdated(new Date());
+ // Get product from it and find it
+ final Product foundProduct = this.getEntityManager().find(detachedProduct.getClass(), detachedProduct.getProductId());
+
+ // Should be found
+ assert (foundProduct instanceof Product) : MessageFormat.format("Product with id {0} not found, but should be.", detachedProduct.getProductId()); //NOI18N
+
+ // Debug message
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("mergeProductData: foundProduct.productId={0}", foundProduct.getProductId())); //NOI18N
+
+ // Copy all
+ Products.copyAll(detachedProduct, foundProduct);
+
+ // Merge product instance
+ final Product managedProduct = this.getEntityManager().merge(foundProduct);
+
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("mergeProductData: managedProduct={0} - EXIT!", managedProduct)); //NOI18N
+
+ // Return detached product
+ return managedProduct;
+ }
+
+}
--
2.39.5