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Posted to issues@spark.apache.org by "Gengliang Wang (JIRA)" <ji...@apache.org> on 2018/11/19 11:53:00 UTC
[jira] [Created] (SPARK-26115) Fix deprecated warnings related to
scala 2.12 in core module
Gengliang Wang created SPARK-26115:
--------------------------------------
Summary: Fix deprecated warnings related to scala 2.12 in core module
Key: SPARK-26115
URL: https://issues.apache.org/jira/browse/SPARK-26115
Project: Spark
Issue Type: Improvement
Components: Spark Core
Affects Versions: 3.0.0
Reporter: Gengliang Wang
{quote}[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/SparkContext.scala:505: Eta-expansion of zero-argument methods is deprecated. To avoid this warning, write (() => SparkContext.this.reportHeartBeat()).
[warn] _heartbeater = new Heartbeater(env.memoryManager, reportHeartBeat, "driver-heartbeater",
[warn] ^
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/deploy/security/HadoopDelegationTokenManager.scala:273: Eta-expansion of zero-argument methods is deprecated. To avoid this warning, write (() => HadoopDelegationTokenManager.this.fileSystemsToAccess()).
[warn] val providers = Seq(new HadoopFSDelegationTokenProvider(fileSystemsToAccess)) ++
[warn] ^
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/executor/Executor.scala:193: Eta-expansion of zero-argument methods is deprecated. To avoid this warning, write (() => Executor.this.reportHeartBeat()).
[warn] private val heartbeater = new Heartbeater(env.memoryManager, reportHeartBeat,
[warn] ^
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/api/r/RBackend.scala:102: method childGroup in class ServerBootstrap is deprecated: see corresponding Javadoc for more information.
[warn] if (bootstrap != null && bootstrap.childGroup() != null) {
[warn] ^
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/rdd/UnionRDD.scala:63: type ForkJoinPool in package forkjoin is deprecated (since 2.12.0): use java.util.concurrent.ForkJoinPool directly, instead of this alias
[warn] new ForkJoinTaskSupport(new ForkJoinPool(8))
[warn] ^
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/scheduler/StageInfo.scala:59: value attemptId in class StageInfo is deprecated (since 2.3.0): Use attemptNumber instead
[warn] def attemptNumber(): Int = attemptId
[warn] ^
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/util/ThreadUtils.scala:186: type ForkJoinPool in package forkjoin is deprecated (since 2.12.0): use java.util.concurrent.ForkJoinPool directly, instead of this alias
[warn] def newForkJoinPool(prefix: String, maxThreadNumber: Int): SForkJoinPool = {
[warn] ^
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/util/ThreadUtils.scala:189: type ForkJoinPool in package forkjoin is deprecated (since 2.12.0): use java.util.concurrent.ForkJoinPool directly, instead of this alias
[warn] override def newThread(pool: SForkJoinPool) =
[warn] ^
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/util/ThreadUtils.scala:190: type ForkJoinWorkerThread in package forkjoin is deprecated (since 2.12.0): use java.util.concurrent.ForkJoinWorkerThread directly, instead of this alias
[warn] new SForkJoinWorkerThread(pool) {
[warn] ^
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/util/ThreadUtils.scala:194: type ForkJoinPool in package forkjoin is deprecated (since 2.12.0): use java.util.concurrent.ForkJoinPool directly, instead of this alias
[warn] new SForkJoinPool(maxThreadNumber, factory,
[warn] ^
[warn] 10 warnings found
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/SparkContext.scala:505: Eta-expansion of zero-argument methods is deprecated. To avoid this warning, write (() => SparkContext.this.reportHeartBeat()).
[warn] _heartbeater = new Heartbeater(env.memoryManager, reportHeartBeat, "driver-heartbeater",
[warn]
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/deploy/security/HadoopDelegationTokenManager.scala:273: Eta-expansion of zero-argument methods is deprecated. To avoid this warning, write (() => HadoopDelegationTokenManager.this.fileSystemsToAccess()).
[warn] val providers = Seq(new HadoopFSDelegationTokenProvider(fileSystemsToAccess)) ++
[warn]
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/api/r/RBackend.scala:102: method childGroup in class ServerBootstrap is deprecated: see corresponding Javadoc for more information.
[warn] if (bootstrap != null && bootstrap.childGroup() != null) {
[warn]
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/util/ThreadUtils.scala:186: type ForkJoinPool in package forkjoin is deprecated (since 2.12.0): use java.util.concurrent.ForkJoinPool directly, instead of this alias
[warn] def newForkJoinPool(prefix: String, maxThreadNumber: Int): SForkJoinPool = {
[warn]
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/util/ThreadUtils.scala:189: type ForkJoinPool in package forkjoin is deprecated (since 2.12.0): use java.util.concurrent.ForkJoinPool directly, instead of this alias
[warn] override def newThread(pool: SForkJoinPool) =
[warn]
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/util/ThreadUtils.scala:190: type ForkJoinWorkerThread in package forkjoin is deprecated (since 2.12.0): use java.util.concurrent.ForkJoinWorkerThread directly, instead of this alias
[warn] new SForkJoinWorkerThread(pool) {
[warn]
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/util/ThreadUtils.scala:194: type ForkJoinPool in package forkjoin is deprecated (since 2.12.0): use java.util.concurrent.ForkJoinPool directly, instead of this alias
[warn] new SForkJoinPool(maxThreadNumber, factory,
[warn]
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/rdd/UnionRDD.scala:63: type ForkJoinPool in package forkjoin is deprecated (since 2.12.0): use java.util.concurrent.ForkJoinPool directly, instead of this alias
[warn] new ForkJoinTaskSupport(new ForkJoinPool(8))
[warn]
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/executor/Executor.scala:193: Eta-expansion of zero-argument methods is deprecated. To avoid this warning, write (() => Executor.this.reportHeartBeat()).
[warn] private val heartbeater = new Heartbeater(env.memoryManager, reportHeartBeat,
[warn]
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/main/scala/org/apache/spark/scheduler/StageInfo.scala:59: value attemptId in class StageInfo is deprecated (since 2.3.0): Use attemptNumber instead
[warn] def attemptNumber(): Int = attemptId
[warn]
[warn] Multiple main classes detected. Run 'show discoveredMainClasses' to see the list
[info] Packaging /Users/gengliangwang/IdeaProjects/spark/core/target/scala-2.12/spark-core_2.12-3.0.0-SNAPSHOT.jar ...
[info] Done packaging.
[info] Compiling 247 Scala sources and 30 Java sources to /Users/gengliangwang/IdeaProjects/spark/sql/catalyst/target/scala-2.12/classes...
[info] Compiling 241 Scala sources and 26 Java sources to /Users/gengliangwang/IdeaProjects/spark/core/target/scala-2.12/test-classes...
[warn] /Users/gengliangwang/IdeaProjects/spark/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/util/HyperLogLogPlusPlusHelper.scala:202: method << in class Int is deprecated (since 2.12.7): shifting a value by a `Long` argument is deprecated (except when the value is a `Long`).
[warn] Call `toInt` on the argument to maintain the current behavior and avoid the deprecation warning.
[warn] zInverse += 1.0 / (1 << Midx)
[warn] ^
[warn] /Users/gengliangwang/IdeaProjects/spark/core/src/test/scala/org/apache/spark/util/collection/ExternalAppendOnlyMapSuite.scala:461: postfix operator seconds should be enabled
[warn] by making the implicit value scala.language.postfixOps visible.
[warn] This can be achieved by adding the import clause 'import scala.language.postfixOps'
[warn] or by setting the compiler option -language:postfixOps.
[warn] See the Scaladoc for value scala.language.postfixOps for a discussion
[warn] why the feature should be explicitly enabled.
[warn] eventually(timeout(5 seconds), interval(200 milliseconds)) {{quote}
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