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[SPARK-8461] [SQL] fix codegen with REPL class loader
The ExecutorClassLoader for REPL will cause Janino failed to find class for those in java.lang, so switch to use default class loader for Janino, which will also help performance. cc liancheng yhuai Author: Davies Liu <davies@databricks.com> Closes #6898 from davies/fix_class_loader and squashes the following commits: 24276d4 [Davies Liu] add regression test 4ff0457 [Davies Liu] address comment, refactor 7f5ffbe [Davies Liu] fix REPL class loader with codegen
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- repl/scala-2.10/src/test/scala/org/apache/spark/repl/ReplSuite.scala 11 additions, 0 deletions...2.10/src/test/scala/org/apache/spark/repl/ReplSuite.scala
- sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/CodeGenerator.scala 13 additions, 9 deletions...park/sql/catalyst/expressions/codegen/CodeGenerator.scala
- sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateMutableProjection.scala 2 additions, 6 deletions...alyst/expressions/codegen/GenerateMutableProjection.scala
- sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateOrdering.scala 1 addition, 6 deletions...k/sql/catalyst/expressions/codegen/GenerateOrdering.scala
- sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GeneratePredicate.scala 1 addition, 7 deletions.../sql/catalyst/expressions/codegen/GeneratePredicate.scala
- sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateProjection.scala 1 addition, 6 deletions...sql/catalyst/expressions/codegen/GenerateProjection.scala
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