added "entityInterceptor" property to Hibernate 4 LocalSessionFactoryBean (SPR-8940)

org.springframework.orm/src/main/java/org/springframework/orm/hibernate4/LocalSessionFactoryBean.java

@@ -21,6 +21,7 @@ import java.io.IOException;
 import java.util.Properties;
 import javax.sql.DataSource;
 
+import org.hibernate.Interceptor;
 import org.hibernate.SessionFactory;
 import org.hibernate.cfg.NamingStrategy;
 
@@ -69,6 +70,8 @@ public class LocalSessionFactoryBean implements FactoryBean<SessionFactory>, Res
 
 	private Resource[] mappingDirectoryLocations;
 
+	private Interceptor entityInterceptor;
+
 	private NamingStrategy namingStrategy;
 
 	private Properties hibernateProperties;
@@ -178,6 +181,16 @@ public class LocalSessionFactoryBean implements FactoryBean<SessionFactory>, Res
 		this.mappingDirectoryLocations = mappingDirectoryLocations;
 	}
 
+	/**
+	 * Set a Hibernate entity interceptor that allows to inspect and change
+	 * property values before writing to and reading from the database.
+	 * Will get applied to any new Session created by this factory.
+	 * @see org.hibernate.cfg.Configuration#setInterceptor
+	 */
+	public void setEntityInterceptor(Interceptor entityInterceptor) {
+		this.entityInterceptor = entityInterceptor;
+	}
+
 	/**
 	 * Set a Hibernate NamingStrategy for the SessionFactory, determining the
 	 * physical column and table names given the info in the mapping document.
@@ -291,6 +304,10 @@ public class LocalSessionFactoryBean implements FactoryBean<SessionFactory>, Res
 			}
 		}
 
+		if (this.entityInterceptor != null) {
+			sfb.setInterceptor(this.entityInterceptor);
+		}
+
 		if (this.namingStrategy != null) {
 			sfb.setNamingStrategy(this.namingStrategy);
 		}