Github user QiangCai commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/1439#discussion_r147604429
--- Diff:
integration/spark-common/src/main/scala/org/apache/carbondata/spark/util/DataLoadingUtil.scala
---
@@ -0,0 +1,300 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.carbondata.spark.util
+
+import scala.collection.immutable
+import scala.collection.JavaConverters._
+import scala.collection.mutable
+
+import org.apache.commons.lang3.StringUtils
+
+import org.apache.carbondata.common.constants.LoggerAction
+import org.apache.carbondata.common.logging.LogServiceFactory
+import org.apache.carbondata.core.constants.{CarbonCommonConstants,
CarbonLoadOptionConstants}
+import org.apache.carbondata.core.metadata.schema.table.CarbonTable
+import org.apache.carbondata.core.util.{CarbonProperties, CarbonUtil}
+import
org.apache.carbondata.processing.loading.constants.DataLoadProcessorConstants
+import
org.apache.carbondata.processing.loading.model.{CarbonDataLoadSchema,
CarbonLoadModel}
+import org.apache.carbondata.processing.util.TableOptionConstant
+import
org.apache.carbondata.spark.exception.MalformedCarbonCommandException
+import org.apache.carbondata.spark.load.ValidateUtil
+
+/**
+ * the util object of data loading
+ */
+object DataLoadingUtil {
--- End diff --
I think these classes are still the part of Integration. They bridge the
difference between spark module and the processing module.
---
