#26 try out slf4j api instead of JUL

build.gradle

@@ -68,6 +68,7 @@ repositories {
 dependencies {
     compileOnly 'org.codehaus.groovy:groovy-all:2.5.4'
     compile 'org.hsqldb:hsqldb:2.4.1'
+    compile 'org.slf4j:slf4j-api:1.7.9'
     testCompile 'junit:junit:4.12'
     testCompile 'io.github.kdabir.directree:directree:0.3.0'
 }

src/gstorm/Gstorm.groovy

@@ -1,15 +1,15 @@
 package gstorm
 
 import groovy.sql.Sql
-import groovy.util.logging.Log
+import groovy.util.logging.Slf4j
 import gstorm.builders.CreateTableQueryBuilder
 import gstorm.helpers.SqlObjectFactory
 import gstorm.metadata.ClassMetaData
 
 import java.sql.Connection
 import java.util.logging.Level
 
-@Log
+@Slf4j
 class Gstorm {
     Sql sql
 
@@ -69,11 +69,11 @@ class Gstorm {
         return this
     }
 
-    def enableQueryLogging(level = Level.FINE) {
+    def enableQueryLogging() {
         def sqlMetaClass = Sql.class.metaClass
 
         sqlMetaClass.invokeMethod = { String name, args ->
-            if (args) log.log(level, args.first()) // so far the first arg has been the query.
+            if (args) log.info(args.first()) // so far the first arg has been the query.
             sqlMetaClass.getMetaMethod(name, args).invoke(delegate, args)
         }
     }