ItEr60S12MellorasGlobalesRendementoItEr59S22: Configure Hibernate second level cache.

It is left disabled by default, it has to be enabled in the file navalplanner-business-hibernate.cfg.xml.

navalplanner-business/pom.xml

@@ -108,5 +108,9 @@
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-simple</artifactId>
         </dependency>
+        <dependency>
+            <groupId>net.sf.ehcache</groupId>
+            <artifactId>ehcache</artifactId>
+        </dependency>
     </dependencies>
 </project>

navalplanner-business/src/main/resources/ehcache.xml

@@ -0,0 +1,16 @@
+<ehcache>
+    <!-- Uncomment the next line if you want to enable
+      overflowToDisk (only recommended when the DB server
+      is in a different machine)
+    <diskStore path="java.io.tmpdir"/>
+    -->
+
+    <defaultCache
+        maxElementsInMemory="1000"
+        eternal="false"
+        timeToIdleSeconds="120"
+        timeToLiveSeconds="120"
+        overflowToDisk="false"
+    />
+
+</ehcache>

navalplanner-business/src/main/resources/navalplanner-business-hibernate.cfg.xml

@@ -9,5 +9,12 @@
         <property name="hibernate.format_sql">${hibernate.format_sql}</property>
         <property name="hibernate.use_sql_comments">${hibernate.use_sql_comments}</property>
         <property name="hibernate.hbm2ddl.auto">${hibernate.hbm2ddl.auto}</property>
+
+        <!-- Configure second level cache -->
+        <property name="hibernate.cache.provider_class">net.sf.ehcache.hibernate.EhCacheProvider</property>
+        <property name="hibernate.cache.use_second_level_cache">false</property>
+        <property name="hibernate.cache.use_query_cache">false</property>
+        <property name="hibernate.cache.provider_configuration_file_resource_path">classpath:ehcache.xml</property>
+
     </session-factory>
 </hibernate-configuration>

navalplanner-business/src/test/resources/navalplanner-business-hibernate-test.cfg.xml

@@ -8,5 +8,12 @@
         <property name="hibernate.format_sql">true</property>
         <property name="hibernate.use_sql_comments">true</property>
         <property name="hibernate.hbm2ddl.auto">create</property>
+
+        <!-- Configure second level cache -->
+        <property name="hibernate.cache.provider_class">net.sf.ehcache.hibernate.EhCacheProvider</property>
+        <property name="hibernate.cache.use_second_level_cache">false</property>
+        <property name="hibernate.cache.use_query_cache">false</property>
+        <property name="hibernate.cache.provider_configuration_file_resource_path">classpath:ehcache.xml</property>
+
     </session-factory>
 </hibernate-configuration>

navalplanner-webapp/src/test/resources/navalplanner-webapp-hibernate-test.cfg.xml

@@ -8,5 +8,12 @@
         <property name="hibernate.format_sql">true</property>
         <property name="hibernate.use_sql_comments">true</property>
         <property name="hibernate.hbm2ddl.auto">create</property>
+
+        <!-- Configure second level cache -->
+        <property name="hibernate.cache.provider_class">net.sf.ehcache.hibernate.EhCacheProvider</property>
+        <property name="hibernate.cache.use_second_level_cache">false</property>
+        <property name="hibernate.cache.use_query_cache">false</property>
+        <property name="hibernate.cache.provider_configuration_file_resource_path">classpath:ehcache.xml</property>
+
     </session-factory>
 </hibernate-configuration>

pom.xml

@@ -554,6 +554,11 @@
                 <artifactId>timelinez</artifactId>
                 <version>1.2_1</version>
             </dependency>
+            <dependency>
+                <groupId>net.sf.ehcache</groupId>
+                <artifactId>ehcache</artifactId>
+                <version>1.6.2</version>
+            </dependency>
         </dependencies>
     </dependencyManagement>