Eliminate warnings: part 3

/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/ScriptTransformationExec.scala
Warning:Warning:line (422)method initialize in class AbstractSerDe is deprecated: see corresponding Javadoc for more information.
serde.initialize(null, properties)

/sql/hive/src/main/scala/org/apache/spark/sql/hive/hiveUDFs.scala
Warning:Warning:line (216)method initialize in class GenericUDTF is deprecated: see corresponding Javadoc for more information.
protected lazy val outputInspector = function.initialize(inputInspectors.toArray)
Warning:Warning:line (342)class UDAF in package exec is deprecated: see corresponding Javadoc for more information.
new GenericUDAFBridge(funcWrapper.createFunction[UDAF]())
Warning:Warning:line (503)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
def serialize(buffer: AggregationBuffer): Array[Byte] = {
Warning:Warning:line (523)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
def deserialize(bytes: Array[Byte]): AggregationBuffer = {
Warning:Warning:line (538)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
case class HiveUDAFBuffer(buf: AggregationBuffer, canDoMerge: Boolean)
Warning:Warning:line (538)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
case class HiveUDAFBuffer(buf: AggregationBuffer, canDoMerge: Boolean)

/sql/hive/src/main/java/org/apache/hadoop/hive/ql/io/orc/SparkOrcNewRecordReader.java
Warning:Warning:line (44)java: getTypes() in org.apache.orc.Reader has been deprecated
Warning:Warning:line (47)java: getTypes() in org.apache.orc.Reader has been deprecated

/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveDDLSuite.scala
Warning:Warning:line (2,368)method readFooter in class ParquetFileReader is deprecated: see corresponding Javadoc for more information.
val footer = ParquetFileReader.readFooter(

/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveUDAFSuite.scala
Warning:Warning:line (202)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def getNewAggregationBuffer: AggregationBuffer = new MockUDAFBuffer(0L, 0L)
Warning:Warning:line (204)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def reset(agg: AggregationBuffer): Unit = {
Warning:Warning:line (212)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def iterate(agg: AggregationBuffer, parameters: Array[AnyRef]): Unit = {
Warning:Warning:line (221)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def merge(agg: AggregationBuffer, partial: Object): Unit = {
Warning:Warning:line (231)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def terminatePartial(agg: AggregationBuffer): AnyRef = {
Warning:Warning:line (236)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def terminate(agg: AggregationBuffer): AnyRef = terminatePartial(agg)
Warning:Warning:line (257)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def getNewAggregationBuffer: AggregationBuffer = {
Warning:Warning:line (266)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def reset(agg: AggregationBuffer): Unit = {
Warning:Warning:line (277)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def iterate(agg: AggregationBuffer, parameters: Array[AnyRef]): Unit = {
Warning:Warning:line (286)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def merge(agg: AggregationBuffer, partial: Object): Unit = {
Warning:Warning:line (298)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def terminatePartial(agg: AggregationBuffer): AnyRef = {
Warning:Warning:line (310)trait AggregationBuffer in class GenericUDAFEvaluator is deprecated: see corresponding Javadoc for more information.
override def terminate(agg: AggregationBuffer): AnyRef = {