Nick Pentreath created SPARK-15094:
--------------------------------------
Summary: CodeGenerator: failed to compile - when using dataset.rdd
with generic case class
Key: SPARK-15094
URL: https://issues.apache.org/jira/browse/SPARK-15094
Project: Spark
Issue Type: Bug
Reporter: Nick Pentreath
Steps to reproduce in console below.
{code}
scala> import scala.reflect.ClassTag
import scala.reflect.ClassTag
scala> import org.apache.spark.sql.Dataset
import org.apache.spark.sql.Dataset
scala> case class Generic[T](id: T, value: Double)
defined class Generic
scala> val ds = Seq(Generic(1, 1.0), Generic(2, 2.0)).toDS
ds: org.apache.spark.sql.Dataset[Generic[Int]] = [id: int, value: double]
scala> val ds2 = ds.map(g => Generic(g.id, g.value))
ds2: org.apache.spark.sql.Dataset[Generic[Int]] = [id: int, value: double]
scala> def codeGenError[T : ClassTag](dataset: Dataset[Generic[T]]) =
dataset.rdd.map(r => r.id).count
codeGenError: [T](dataset: org.apache.spark.sql.Dataset[Generic[T]])(implicit
evidence$1: scala.reflect.ClassTag[T])Long
scala> codeGenError(ds)
res0: Long = 2
scala> codeGenError(ds2)
16/05/03 20:57:01 ERROR CodeGenerator: failed to compile:
org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 31,
Column 29: No applicable constructor/method found for actual parameters "int,
$line17.$read$$iw$$iw$Generic"; candidates are: "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
double)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
float)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
long)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
int)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
byte)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
org.apache.spark.unsafe.types.CalendarInterval)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
byte[], int, int)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
byte[])", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
org.apache.spark.unsafe.types.UTF8String)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
org.apache.spark.sql.types.Decimal, int, int)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
short)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
boolean)"
/* 001 */
/* 002 */ public java.lang.Object generate(Object[] references) {
/* 003 */ return new SpecificUnsafeProjection(references);
/* 004 */ }
/* 005 */
/* 006 */ class SpecificUnsafeProjection extends
org.apache.spark.sql.catalyst.expressions.UnsafeProjection {
/* 007 */
/* 008 */ private Object[] references;
/* 009 */ private UnsafeRow result;
/* 010 */ private
org.apache.spark.sql.catalyst.expressions.codegen.BufferHolder holder;
/* 011 */ private
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter rowWriter;
/* 012 */
/* 013 */
/* 014 */ public SpecificUnsafeProjection(Object[] references) {
/* 015 */ this.references = references;
/* 016 */ result = new UnsafeRow(1);
/* 017 */ this.holder = new
org.apache.spark.sql.catalyst.expressions.codegen.BufferHolder(result, 32);
/* 018 */ this.rowWriter = new
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter(holder, 1);
/* 019 */ }
/* 020 */
/* 021 */ // Scala.Function1 need this
/* 022 */ public java.lang.Object apply(java.lang.Object row) {
/* 023 */ return apply((InternalRow) row);
/* 024 */ }
/* 025 */
/* 026 */ public UnsafeRow apply(InternalRow i) {
/* 027 */ holder.reset();
/* 028 */
/* 029 */ /* input[0, $line17.$read$$iw$$iw$Generic] */
/* 030 */ $line17.$read$$iw$$iw$Generic value =
($line17.$read$$iw$$iw$Generic)i.get(0, null);
/* 031 */ rowWriter.write(0, value);
/* 032 */ result.setTotalSize(holder.totalSize());
/* 033 */ return result;
/* 034 */ }
/* 035 */ }
/* 036 */
org.codehaus.commons.compiler.CompileException: File 'generated.java', Line 31,
Column 29: No applicable constructor/method found for actual parameters "int,
$line17.$read$$iw$$iw$Generic"; candidates are: "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
double)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
float)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
long)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
int)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
byte)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
org.apache.spark.unsafe.types.CalendarInterval)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
byte[], int, int)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
byte[])", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
org.apache.spark.unsafe.types.UTF8String)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
org.apache.spark.sql.types.Decimal, int, int)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
short)", "public void
org.apache.spark.sql.catalyst.expressions.codegen.UnsafeRowWriter.write(int,
boolean)"
at
org.codehaus.janino.UnitCompiler.compileError(UnitCompiler.java:10174)
at
org.codehaus.janino.UnitCompiler.findMostSpecificIInvocable(UnitCompiler.java:7559)
at org.codehaus.janino.UnitCompiler.findIMethod(UnitCompiler.java:7429)
at org.codehaus.janino.UnitCompiler.findIMethod(UnitCompiler.java:7333)
at org.codehaus.janino.UnitCompiler.compileGet2(UnitCompiler.java:3873)
at org.codehaus.janino.UnitCompiler.access$6900(UnitCompiler.java:185)
at
org.codehaus.janino.UnitCompiler$10.visitMethodInvocation(UnitCompiler.java:3263)
at org.codehaus.janino.Java$MethodInvocation.accept(Java.java:3974)
at org.codehaus.janino.UnitCompiler.compileGet(UnitCompiler.java:3290)
at
org.codehaus.janino.UnitCompiler.compileGetValue(UnitCompiler.java:4368)
at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:2662)
at org.codehaus.janino.UnitCompiler.access$4400(UnitCompiler.java:185)
at
org.codehaus.janino.UnitCompiler$7.visitMethodInvocation(UnitCompiler.java:2627)
at org.codehaus.janino.Java$MethodInvocation.accept(Java.java:3974)
at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:2654)
at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:1643)
at org.codehaus.janino.UnitCompiler.access$1100(UnitCompiler.java:185)
at
org.codehaus.janino.UnitCompiler$4.visitExpressionStatement(UnitCompiler.java:936)
at org.codehaus.janino.Java$ExpressionStatement.accept(Java.java:2097)
at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:958)
at
org.codehaus.janino.UnitCompiler.compileStatements(UnitCompiler.java:1007)
at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:2293)
at
org.codehaus.janino.UnitCompiler.compileDeclaredMethods(UnitCompiler.java:822)
at
org.codehaus.janino.UnitCompiler.compileDeclaredMethods(UnitCompiler.java:794)
at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:507)
at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:658)
at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:662)
at org.codehaus.janino.UnitCompiler.access$600(UnitCompiler.java:185)
at
org.codehaus.janino.UnitCompiler$2.visitMemberClassDeclaration(UnitCompiler.java:350)
at
org.codehaus.janino.Java$MemberClassDeclaration.accept(Java.java:1035)
at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:354)
at
org.codehaus.janino.UnitCompiler.compileDeclaredMemberTypes(UnitCompiler.java:769)
at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:532)
at org.codehaus.janino.UnitCompiler.compile2(UnitCompiler.java:393)
at org.codehaus.janino.UnitCompiler.access$400(UnitCompiler.java:185)
at
org.codehaus.janino.UnitCompiler$2.visitPackageMemberClassDeclaration(UnitCompiler.java:347)
at
org.codehaus.janino.Java$PackageMemberClassDeclaration.accept(Java.java:1139)
at org.codehaus.janino.UnitCompiler.compile(UnitCompiler.java:354)
at org.codehaus.janino.UnitCompiler.compileUnit(UnitCompiler.java:322)
at
org.codehaus.janino.SimpleCompiler.compileToClassLoader(SimpleCompiler.java:383)
at
org.codehaus.janino.ClassBodyEvaluator.compileToClass(ClassBodyEvaluator.java:315)
at
org.codehaus.janino.ClassBodyEvaluator.cook(ClassBodyEvaluator.java:233)
at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:192)
at org.codehaus.commons.compiler.Cookable.cook(Cookable.java:84)
at
org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:732)
at
org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:757)
at
org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:754)
at
com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3599)
at
com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2379)
at
com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2342)
at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2257)
at com.google.common.cache.LocalCache.get(LocalCache.java:4000)
at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4004)
at
com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4874)
at
org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.compile(CodeGenerator.scala:696)
at
org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.create(GenerateUnsafeProjection.scala:395)
at
org.apache.spark.sql.catalyst.expressions.codegen.GenerateUnsafeProjection$.generate(GenerateUnsafeProjection.scala:352)
at
org.apache.spark.sql.catalyst.expressions.UnsafeProjection$.create(Projection.scala:151)
at
org.apache.spark.sql.execution.ProjectExec$$anonfun$8.apply(basicPhysicalOperators.scala:68)
at
org.apache.spark.sql.execution.ProjectExec$$anonfun$8.apply(basicPhysicalOperators.scala:67)
at
org.apache.spark.rdd.RDD$$anonfun$mapPartitionsInternal$1$$anonfun$apply$23.apply(RDD.scala:771)
at
org.apache.spark.rdd.RDD$$anonfun$mapPartitionsInternal$1$$anonfun$apply$23.apply(RDD.scala:771)
at
org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:318)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:282)
at
org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:318)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:282)
at
org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:318)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:282)
at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:70)
at org.apache.spark.scheduler.Task.run(Task.scala:85)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:254)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
{code}
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