BAEL-3091: The Prototype Pattern in Java (changed code based on valid comments from a reader)

persistence-modules/spring-data-jpa/src/main/resources/application.properties

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+spring.main.allow-bean-definition-overriding=true
+
+spring.jpa.properties.hibernate.jdbc.batch_size=4
+spring.jpa.properties.hibernate.order_inserts=true
+spring.jpa.properties.hibernate.order_updates=true
+spring.jpa.properties.hibernate.generate_statistics=true

persistence-modules/spring-data-jpa/src/main/resources/ddd.properties

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+spring.datasource.initialization-mode=never

persistence-modules/spring-data-jpa/src/main/resources/import_entities.sql

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+insert into Article(id, publication_date, publication_time, creation_date_time) values(1, TO_DATE('01/01/2018', 'DD/MM/YYYY'), TO_DATE('15:00', 'HH24:MI'), TO_DATE('31/12/2017 07:30', 'DD/MM/YYYY HH24:MI'));
+insert into Article(id, publication_date, publication_time, creation_date_time) values(2, TO_DATE('01/01/2018', 'DD/MM/YYYY'), TO_DATE('15:30', 'HH24:MI'), TO_DATE('15/12/2017 08:00', 'DD/MM/YYYY HH24:MI'));
+insert into Article(id, publication_date, publication_time, creation_date_time) values(3, TO_DATE('15/12/2017', 'DD/MM/YYYY'), TO_DATE('16:00', 'HH24:MI'), TO_DATE('01/12/2017 13:45', 'DD/MM/YYYY HH24:MI'));
+
+insert into location (id, country, city) values (1, 'Country X', 'City One');
+insert into location (id, country, city) values (2, 'Country X', 'City Two');
+insert into location (id, country, city) values (3, 'Country X', 'City Three');
+
+insert into store (id, name, location_id, items_sold, active) values (1, 'Store One', 3, 130000, true);
+insert into store (id, name, location_id, items_sold, active) values (2, 'Store Two', 1, 170000, false);
+
+insert into item_type (id, name) values (1, 'Food');
+insert into item_type (id, name) values (2, 'Furniture');
+insert into item_type (id, name) values (3, 'Electronics');
+
+insert into item (id, name, store_id, item_type_id, price, grade, color) values (1, 'Food Item One', 1, 1, 100, 'A', 'Color x');
+insert into item (id, name, store_id, item_type_id, price, grade, color) values (2, 'Furniture Item One', 1, 2, 2500, 'B', 'Color y');
+insert into item (id, name, store_id, item_type_id, price, grade, color) values (3, 'Food Item Two', 1, 1, 35, 'A', 'Color z');
+insert into item (id, name, store_id, item_type_id, price, grade, color) values (5, 'Furniture Item Two', 2, 2, 1600, 'A', 'Color w');
+insert into item (id, name, store_id, item_type_id, price, grade, color) values (6, 'Food Item Three', 2, 1, 5, 'B', 'Color a');
+insert into item (id, name, store_id, item_type_id, price, grade, color) values (7, 'Electronics Item One', 2, 3, 999, 'B', 'Color b');

persistence-modules/spring-data-jpa/src/main/resources/logback.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+
+    <root level="INFO">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>

persistence-modules/spring-data-jpa/src/main/resources/persistence-multiple-db-boot.properties

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+hibernate.hbm2ddl.auto=create-drop
+hibernate.cache.use_second_level_cache=false
+hibernate.cache.use_query_cache=false
+
+spring.datasource.jdbcUrl=jdbc:h2:mem:spring_jpa_user;DB_CLOSE_DELAY=-1;INIT=CREATE SCHEMA IF NOT EXISTS USERS
+spring.datasource.username=sa
+spring.datasource.password=sa
+
+spring.second-datasource.jdbcUrl=jdbc:h2:mem:spring_jpa_product;DB_CLOSE_DELAY=-1;INIT=CREATE SCHEMA IF NOT EXISTS PRODUCTS
+spring.second-datasource.username=sa
+spring.second-datasource.password=sa

persistence-modules/spring-data-jpa/src/main/resources/persistence-multiple-db.properties

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+# jdbc.X
+jdbc.driverClassName=org.h2.Driver
+user.jdbc.url=jdbc:h2:mem:spring_jpa_user;DB_CLOSE_DELAY=-1;INIT=CREATE SCHEMA IF NOT EXISTS USERS
+product.jdbc.url=jdbc:h2:mem:spring_jpa_product;DB_CLOSE_DELAY=-1;INIT=CREATE SCHEMA IF NOT EXISTS PRODUCTS
+jdbc.user=sa
+jdbc.pass=sa
+
+# hibernate.X
+hibernate.dialect=org.hibernate.dialect.H2Dialect
+hibernate.show_sql=false
+hibernate.hbm2ddl.auto=create-drop
+hibernate.cache.use_second_level_cache=false
+hibernate.cache.use_query_cache=false

persistence-modules/spring-data-jpa/src/main/resources/persistence.properties

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+# jdbc.X
+jdbc.driverClassName=org.h2.Driver
+jdbc.url=jdbc:h2:mem:db;DB_CLOSE_DELAY=-1;INIT=CREATE SCHEMA IF NOT EXISTS USERS
+jdbc.user=sa
+jdbc.pass=sa
+
+# hibernate.X
+hibernate.dialect=org.hibernate.dialect.H2Dialect
+hibernate.show_sql=true
+hibernate.hbm2ddl.auto=create-drop
+hibernate.cache.use_second_level_cache=true
+hibernate.cache.use_query_cache=true
+hibernate.cache.region.factory_class=org.hibernate.cache.ehcache.EhCacheRegionFactory
+