From 1bf727e4363fcaa237f7efb37c515a04d2f552db Mon Sep 17 00:00:00 2001
From: =?utf8?q?Andreas=20M=C3=BCller?= <a.mueller@bgbm.org>
Date: Tue, 21 Sep 2010 09:47:04 +0000
Subject: [PATCH] minor refactoring for FieldObservation listeners

---
 .../cdm/model/occurrence/FieldObservation.java    | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/cdmlib-model/src/main/java/eu/etaxonomy/cdm/model/occurrence/FieldObservation.java b/cdmlib-model/src/main/java/eu/etaxonomy/cdm/model/occurrence/FieldObservation.java
index b5ce55c4c2..2e7f84c3fd 100644
--- a/cdmlib-model/src/main/java/eu/etaxonomy/cdm/model/occurrence/FieldObservation.java
+++ b/cdmlib-model/src/main/java/eu/etaxonomy/cdm/model/occurrence/FieldObservation.java
@@ -12,15 +12,10 @@ package eu.etaxonomy.cdm.model.occurrence;
 
 import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
-import java.util.HashSet;
-import java.util.Set;
 
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
 import javax.persistence.ManyToOne;
-import org.hibernate.annotations.Cascade;
-import org.hibernate.annotations .CascadeType;
-
 import javax.validation.Valid;
 import javax.xml.bind.annotation.XmlAccessType;
 import javax.xml.bind.annotation.XmlAccessorType;
@@ -31,6 +26,8 @@ import javax.xml.bind.annotation.XmlSchemaType;
 import javax.xml.bind.annotation.XmlType;
 
 import org.apache.log4j.Logger;
+import org.hibernate.annotations.Cascade;
+import org.hibernate.annotations.CascadeType;
 import org.hibernate.envers.Audited;
 import org.hibernate.search.annotations.Field;
 import org.hibernate.search.annotations.Index;
@@ -107,11 +104,15 @@ public class FieldObservation extends SpecimenOrObservationBase<IIdentifiableEnt
 	
 	public void setGatheringEvent(GatheringEvent gatheringEvent) {
 		this.gatheringEvent = gatheringEvent;
+		addGatheringEventPropertyChangeListener();
+	}	
+	
+
+	private void addGatheringEventPropertyChangeListener() {
 		if (gatheringEvent != null){
 			gatheringEvent.addPropertyChangeListener(getNewGatheringEventPropChangeListener());
 		}
-	}	
-	
+	}
 
 	public String getFieldNumber() {
 		return fieldNumber;
-- 
2.34.1