Fixes issue #6. No point in using no static loggers only in two classes.

And LogFactory.getLog() is too heavy for a instance logger.

Author: emacarron

src/main/java/org/mybatis/spring/SqlSessionFactoryBean.java

@@ -68,7 +68,7 @@
  */
 public class SqlSessionFactoryBean implements FactoryBean<SqlSessionFactory>, InitializingBean, ApplicationListener<ApplicationEvent> {
 
-  private final Log logger = LogFactory.getLog(getClass());
+  private static final Log logger = LogFactory.getLog(SqlSessionFactoryBean.class);
 
   private Resource configLocation;
 

src/main/java/org/mybatis/spring/transaction/SpringManagedTransaction.java

@@ -43,7 +43,7 @@
  */
 public class SpringManagedTransaction implements Transaction {
 
-  private final Log logger = LogFactory.getLog(getClass());
+  private static final Log logger = LogFactory.getLog(SpringManagedTransaction.class);
 
   private final DataSource dataSource;