Rollback my bad - they shouldn't be touched

Author: HeartSaVioR

core/src/main/scala/org/apache/spark/SparkConf.scala

@@ -714,7 +714,9 @@ private[spark] object SparkConf extends Logging {
       AlternateConfig("spark.yarn.kerberos.relogin.period", "3.0")),
     KERBEROS_FILESYSTEMS_TO_ACCESS.key -> Seq(
       AlternateConfig("spark.yarn.access.namenodes", "2.2"),
-      AlternateConfig("spark.yarn.access.hadoopFileSystems", "3.0"))
+      AlternateConfig("spark.yarn.access.hadoopFileSystems", "3.0")),
+    "spark.kafka.consumer.cache.capacity" -> Seq(
+      AlternateConfig("spark.sql.kafkaConsumerCache.capacity", "3.0"))
   )
 
   /**

external/kafka-0-10-sql/src/test/scala/org/apache/spark/sql/kafka010/KafkaSparkConfSuite.scala

@@ -0,0 +1,30 @@
+/*
+ * 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.spark.sql.kafka010
+
+import org.apache.spark.{LocalSparkContext, SparkConf, SparkFunSuite}
+import org.apache.spark.util.ResetSystemProperties
+
+class KafkaSparkConfSuite extends SparkFunSuite with LocalSparkContext with ResetSystemProperties {
+  test("deprecated configs") {
+    val conf = new SparkConf()
+
+    conf.set("spark.sql.kafkaConsumerCache.capacity", "32")
+    assert(conf.get(CONSUMER_CACHE_CAPACITY) === 32)
+  }
+}