From 53d05e632b3ae8898e05532629a6dc03c0f10c0b Mon Sep 17 00:00:00 2001
From: "m.doering" <m.doering@localhost>
Date: Tue, 2 Oct 2007 18:02:55 +0000
Subject: [PATCH] Try to use Hibernate events configured through Spring to fire
 changes to the model. See CdmChangeListener

---
 .gitattributes                                |  2 +
 cdmlibrary/editCdm.hibernate.cfg.xml          | 12 +++++-
 cdmlibrary/editCdm.spring.cfg.xml             | 18 ++++++++-
 .../application/CdmApplicationController.java |  1 +
 .../cdm/event/CdmChangeListener.java          | 38 +++++++++++++++++++
 .../etaxonomy/cdm/event/MyLoadListener.java   | 19 ++++++++++
 .../cdm/model/common/VersionableEntity.java   |  3 +-
 .../cdm/functiontest/SpringControl.java       |  6 ++-
 8 files changed, 93 insertions(+), 6 deletions(-)
 create mode 100644 cdmlibrary/src/eu/etaxonomy/cdm/event/CdmChangeListener.java
 create mode 100644 cdmlibrary/src/eu/etaxonomy/cdm/event/MyLoadListener.java

diff --git a/.gitattributes b/.gitattributes
index bed01db7ed..1800a53c13 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -86,6 +86,8 @@ cdmlibrary/src/eu/etaxonomy/cdm/control/hibernate/CdmManager.java -text
 cdmlibrary/src/eu/etaxonomy/cdm/control/hibernate/HibernateUtil.java -text
 cdmlibrary/src/eu/etaxonomy/cdm/database/DbType.java -text
 cdmlibrary/src/eu/etaxonomy/cdm/database/LocalHsqldb.java -text
+cdmlibrary/src/eu/etaxonomy/cdm/event/CdmChangeListener.java -text
+cdmlibrary/src/eu/etaxonomy/cdm/event/MyLoadListener.java -text
 cdmlibrary/src/eu/etaxonomy/cdm/model/agent/Person.java -text
 cdmlibrary/src/eu/etaxonomy/cdm/model/agent/Team.java -text
 cdmlibrary/src/eu/etaxonomy/cdm/model/common/Fact.java -text
diff --git a/cdmlibrary/editCdm.hibernate.cfg.xml b/cdmlibrary/editCdm.hibernate.cfg.xml
index d9624e063f..d57abaf8c7 100644
--- a/cdmlibrary/editCdm.hibernate.cfg.xml
+++ b/cdmlibrary/editCdm.hibernate.cfg.xml
@@ -52,7 +52,15 @@
         <!--  mapping class="eu.etaxonomy.cdm.model.publication.NomenclaturalReference"/>
         -->
 		
-		
-        
+		<!-- register new save-or-update event -->
+        <event type="save-or-update">
+            <listener class="eu.etaxonomy.cdm.event.CdmChangeListener"/>
+            <listener class="org.hibernate.event.def.DefaultSaveOrUpdateEventListener"/>
+        </event>		
+        <event type="load">
+            <listener class="eu.etaxonomy.cdm.event.MyLoadListener"/>
+            <listener class="org.hibernate.event.def.DefaultLoadEventListener"/>
+        </event>
+                
 	</session-factory>
 </hibernate-configuration>
\ No newline at end of file
diff --git a/cdmlibrary/editCdm.spring.cfg.xml b/cdmlibrary/editCdm.spring.cfg.xml
index a1bd61e4b8..c16db40b56 100644
--- a/cdmlibrary/editCdm.spring.cfg.xml
+++ b/cdmlibrary/editCdm.spring.cfg.xml
@@ -40,7 +40,8 @@
 			<list>
 		    	<value>eu.etaxonomy.cdm.model.common</value>
 		    </list>
-		</property>
+		</property>
+		
         <property name="annotatedClasses">
 			<list>
 		    	<value>eu.etaxonomy.cdm.model.name.TaxonName</value>
@@ -60,8 +61,23 @@
                 <prop key="hibernate.format_sql">false</prop>
             </props>
         </property>
+
+		<!-- register new save-or-update event -->
+        <property name="eventListeners">
+			<map>
+				<entry key="save-update"><ref local="saveListener" /></entry>
+				<!-- 
+				<entry key="post-load"><ref local="loadListener" /></entry>
+				 -->
+			</map>
+		</property>
+
     </bean>
 
+	<!-- Hibernate Event Listener Beans -->
+	<bean id="loadListener" class="eu.etaxonomy.cdm.event.MyLoadListener" />
+	<bean id="saveListener" class="eu.etaxonomy.cdm.event.CdmChangeListener" />
+	
 	<!-- CONTROL 
 	<bean id="appController" 
 			class="eu.etaxonomy.cdm.api.application.CdmApplicationController">
diff --git a/cdmlibrary/src/eu/etaxonomy/cdm/api/application/CdmApplicationController.java b/cdmlibrary/src/eu/etaxonomy/cdm/api/application/CdmApplicationController.java
index fbd1138d9b..4e942faef0 100644
--- a/cdmlibrary/src/eu/etaxonomy/cdm/api/application/CdmApplicationController.java
+++ b/cdmlibrary/src/eu/etaxonomy/cdm/api/application/CdmApplicationController.java
@@ -43,6 +43,7 @@ public class CdmApplicationController {
 		setApplicationContext(new ClassPathXmlApplicationContext(fileName));
 		Object sf = (Object)applicationContext.containsBean("sessionFactory");
 		SessionFactory sf1 = (SessionFactory)applicationContext.getBean("sessionFactory");
+		
 		//TODO find out if DataSource is localHsqldb,
 		//if yes then find out if Server is running
 		//if not running, start server
diff --git a/cdmlibrary/src/eu/etaxonomy/cdm/event/CdmChangeListener.java b/cdmlibrary/src/eu/etaxonomy/cdm/event/CdmChangeListener.java
new file mode 100644
index 0000000000..ccd13e8646
--- /dev/null
+++ b/cdmlibrary/src/eu/etaxonomy/cdm/event/CdmChangeListener.java
@@ -0,0 +1,38 @@
+/**
+* Copyright (C) 2007 EDIT
+* European Distributed Institute of Taxonomy 
+* http://www.e-taxonomy.eu
+* 
+* The contents of this file are subject to the Mozilla Public License Version 1.1
+* See LICENSE.TXT at the top of this package for the full license terms.
+*/
+
+package eu.etaxonomy.cdm.event;
+
+import org.apache.log4j.Logger;
+import java.util.*;
+import javax.persistence.*;
+import org.hibernate.event.*;
+import org.hibernate.event.def.DefaultSaveOrUpdateEventListener;
+
+import eu.etaxonomy.cdm.model.common.VersionableEntity;
+
+
+
+/**
+ * @author Markus Döring
+ * @version 0.1
+ */
+public class CdmChangeListener extends DefaultSaveOrUpdateEventListener implements SaveOrUpdateEventListener{
+	static Logger logger = Logger.getLogger(CdmChangeListener.class);
+    
+	public CdmChangeListener() {
+		logger.info("CdmChangeListener created");		
+	}
+
+	public void onSaveOrUpdate(SaveOrUpdateEvent event){
+		super.onSaveOrUpdate(event);
+		VersionableEntity cdmObj = (VersionableEntity) event.getEntity();
+        logger.info("CDM object " + cdmObj.getUuid() + " saved or updated");		
+	}
+}
diff --git a/cdmlibrary/src/eu/etaxonomy/cdm/event/MyLoadListener.java b/cdmlibrary/src/eu/etaxonomy/cdm/event/MyLoadListener.java
new file mode 100644
index 0000000000..83bff83074
--- /dev/null
+++ b/cdmlibrary/src/eu/etaxonomy/cdm/event/MyLoadListener.java
@@ -0,0 +1,19 @@
+package eu.etaxonomy.cdm.event;
+
+import org.apache.log4j.Logger;
+import org.hibernate.HibernateException;
+import org.hibernate.event.LoadEvent;
+import org.hibernate.event.LoadEventListener;
+
+
+public class MyLoadListener implements org.hibernate.event.LoadEventListener {
+	static Logger logger = Logger.getLogger(MyLoadListener.class);
+
+	public MyLoadListener() {
+		logger.info("MyLoadListener created");		
+	}
+	// this is the single method defined by the LoadEventListener interface
+    public void onLoad(LoadEvent event, LoadEventListener.LoadType loadType){
+		logger.info("Load event caught: "+ event.getEntityClassName() + "EntityId: " + event.getEntityId());		
+    }
+}
\ No newline at end of file
diff --git a/cdmlibrary/src/eu/etaxonomy/cdm/model/common/VersionableEntity.java b/cdmlibrary/src/eu/etaxonomy/cdm/model/common/VersionableEntity.java
index d38dcc0106..017e148332 100644
--- a/cdmlibrary/src/eu/etaxonomy/cdm/model/common/VersionableEntity.java
+++ b/cdmlibrary/src/eu/etaxonomy/cdm/model/common/VersionableEntity.java
@@ -69,7 +69,8 @@ public abstract class VersionableEntity {
     }
 	
 //******* END ChangeSupport  *************************//
-	
+
+    
 	/*Default creator*/
 	public static String createdWhoDefault = "test";
 	
diff --git a/cdmlibrary/test/eu/etaxonomy/cdm/functiontest/SpringControl.java b/cdmlibrary/test/eu/etaxonomy/cdm/functiontest/SpringControl.java
index 90088c1071..8cd0226262 100644
--- a/cdmlibrary/test/eu/etaxonomy/cdm/functiontest/SpringControl.java
+++ b/cdmlibrary/test/eu/etaxonomy/cdm/functiontest/SpringControl.java
@@ -56,6 +56,7 @@ public class SpringControl {
 		TaxonName tn = appCtr.getNameService().createTaxonName(Rank.SPECIES);
 		TaxonName tn3 = appCtr.getNameService().createTaxonName(Rank.SPECIES);
 		
+		
 		PropertyChangeListener listener = new ListenerTest();
 		tn.addPropertyChangeListener(listener);
 		tn3.addPropertyChangeListener(listener);
@@ -70,9 +71,10 @@ public class SpringControl {
 		appCtr.getAgentService().saveTeam(team);
 		appCtr.getNameService().saveTaxonName(tn);
 		
-		List<TaxonName> tnList = appCtr.getNameService().getNamesByNameString("Abies alba");
+		List<TaxonName> tnList = appCtr.getNameService().getAllNames();
+		System.out.print("GET PERSISTENT TAXA...");
 		for (TaxonName tn2: tnList){
-			System.out.print(tn2.getUuid()+";");
+			System.out.print("Genus: "+ tn2.getGenus() + " UUID: " + tn2.getUuid()+";");
 		}
 		appCtr.close();
 	}
-- 
2.34.1