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[SPARK-7288] Suppress compiler warnings due to use of sun.misc.Unsafe; add facade in front of Unsafe; remove use of Unsafe.setMemory #5814

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[SPARK-7288] Suppress compiler warnings due to use of sun.misc.Unsafe; add facade in front of Unsafe; remove use of Unsafe.setMemory #5814

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96d41c9
Use -XDignore.symbol.file to suppress warnings about sun.misc.Unsafe …
JoshRosen Apr 30, 2015
50230c0
Remove usage of Unsafe.setMemory
JoshRosen Apr 30, 2015
7403345
Put facade in front of Unsafe.
JoshRosen Apr 30, 2015
ba75ecf
Only apply -XDignore.symbol.file flag in unsafe project.
JoshRosen Apr 30, 2015
9e8c483
Exclude new unsafe module from Javadoc
JoshRosen Apr 30, 2015
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Use -XDignore.symbol.file to suppress warnings about sun.misc.Unsafe … 
…usage
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@JoshRosen
JoshRosen committed Apr 30, 2015
commit 96d41c94ceee04bc645d5dff452c4398ea70286a
6 changes: 6 additions & 0 deletions pom.xml
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Expand Up @@ -1162,6 +1162,8 @@
<javacArg>${java.version}</javacArg>
<javacArg>-target</javacArg>
<javacArg>${java.version}</javacArg>
<!-- This option is needed to suppress warnings from sun.misc.Unsafe usage -->
<javacArg>-XDignore.symbol.file</javacArg>
</javacArgs>
<!-- The following plugin is required to use quasiquotes in Scala 2.10 and is used
by Spark SQL for code generation. -->
Expand All @@ -1184,6 +1186,10 @@
<encoding>UTF-8</encoding>
<maxmem>1024m</maxmem>
<fork>true</fork>
<compilerArgs>
<!-- This option is needed to suppress warnings from sun.misc.Unsafe usage -->
<arg>-XDignore.symbol.file</arg>
</compilerArgs>
</configuration>
</plugin>
<!-- Surefire runs all Java tests -->
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4 changes: 3 additions & 1 deletion project/SparkBuild.scala
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Expand Up @@ -140,7 +140,9 @@ object SparkBuild extends PomBuild {
javacOptions in (Compile, doc) ++= {
val Array(major, minor, _) = System.getProperty("java.version").split("\\.", 3)
if (major.toInt >= 1 && minor.toInt >= 8) Seq("-Xdoclint:all", "-Xdoclint:-missing") else Seq.empty
}
},
// This option is needed to suppress warnings from sun.misc.Unsafe usage
javacOptions in Compile += "-XDignore.symbol.file"
)

def enable(settings: Seq[Setting[_]])(projectRef: ProjectRef) = {
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