#390 - ENH: Add Change log mechanism for easy fine grained logging of insert, update, delete activity.

This adds default implementations for register,filter, prepare and log of the change sets.

src/test/java/com/avaje/tests/model/basic/Contact.java

@@ -10,8 +10,10 @@ import javax.persistence.OneToMany;
 import javax.persistence.Version;
 
 import com.avaje.ebean.annotation.CacheStrategy;
+import com.avaje.ebean.annotation.ChangeLog;
 import com.avaje.ebean.annotation.CreatedTimestamp;
 
+@ChangeLog
 @Entity
 @CacheStrategy(naturalKey="email")
 public class Contact {

src/test/java/com/avaje/tests/model/basic/Country.java

@@ -7,10 +7,12 @@ import javax.validation.constraints.Size;
 
 import com.avaje.ebean.annotation.CacheStrategy;
 import com.avaje.ebean.annotation.CacheTuning;
+import com.avaje.ebean.annotation.ChangeLog;
 
 /**
  * Country entity bean.
  */
+@ChangeLog(excludeInserts = true)
 @CacheStrategy(readOnly=true,warmingQuery="order by name")
 @CacheTuning(maxSize=500)
 @Entity

src/test/java/com/avaje/tests/model/basic/Customer.java

@@ -1,5 +1,6 @@
 package com.avaje.tests.model.basic;
 
+import com.avaje.ebean.annotation.ChangeLog;
 import com.avaje.ebean.annotation.EnumValue;
 import com.avaje.ebean.annotation.JsonIgnore;
 import com.avaje.ebean.annotation.Where;
@@ -20,6 +21,7 @@ import java.util.concurrent.locks.ReentrantLock;
 /**
  * Customer entity bean.
  */
+@ChangeLog(excludeInserts = true, updatesThatInclude = {"name","status"})
 @Entity
 @Table(name = "o_customer")
 public class Customer extends BasicDomain {

src/test/java/com/avaje/tests/model/basic/EBasicChangeLog.java

@@ -15,7 +15,7 @@ import java.sql.Timestamp;
 /**
  *
  */
-@ChangeLog
+@ChangeLog(updatesThatInclude = {"name","shortDescription"})
 @Entity
 public class EBasicChangeLog {
 

src/test/java/com/avaje/tests/model/basic/Order.java

@@ -22,6 +22,7 @@ import javax.persistence.Version;
 import javax.validation.constraints.NotNull;
 import javax.xml.bind.annotation.XmlType;
 
+import com.avaje.ebean.annotation.ChangeLog;
 import com.avaje.ebean.annotation.Formula;
 import com.avaje.ebean.annotation.WhenCreated;
 import com.avaje.ebean.annotation.Where;
@@ -29,6 +30,7 @@ import com.avaje.ebean.annotation.Where;
 /**
  * Order entity bean.
  */
+@ChangeLog
 @Entity
 @Table(name = "o_order")
 public class Order implements Serializable {