[
https://issues.apache.org/jira/browse/SPARK-22935?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Kazuaki Ishizaki resolved SPARK-22935.
--------------------------------------
Resolution: Invalid
> Dataset with Java Beans for java.sql.Date throws CompileException
> -----------------------------------------------------------------
>
> Key: SPARK-22935
> URL: https://issues.apache.org/jira/browse/SPARK-22935
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.2.1, 2.3.0
> Reporter: Kazuaki Ishizaki
> Priority: Major
>
> The following code can throw an exception with or without whole-stage codegen.
> {code}
> public void SPARK22935() {
> Dataset<CDR> cdr = spark
> .read()
> .format("csv")
> .option("header", "true")
> .option("inferSchema", "true")
> .option("delimiter", ";")
> .csv("CDR_SAMPLE.csv")
> .as(Encoders.bean(CDR.class));
> Dataset<CDR> ds = cdr.filter((FilterFunction<CDR>) x -> (x.timestamp !=
> null));
> long c = ds.count();
> cdr.show(2);
> ds.show(2);
> System.out.println("cnt=" + c);
> }
> // CDR.java
> public class CDR implements java.io.Serializable {
> public java.sql.Date timestamp;
> public java.sql.Date getTimestamp() { return this.timestamp; }
> public void setTimestamp(java.sql.Date timestamp) { this.timestamp =
> timestamp; }
> }
> // CDR_SAMPLE.csv
> timestamp
> 2017-10-29T02:37:07.815Z
> 2017-10-29T02:38:07.815Z
> {code}
> result
> {code}
> 12:17:10.352 ERROR
> org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator: failed to
> compile: org.codehaus.commons.compiler.CompileException: File
> 'generated.java', Line 61, Column 70: No applicable constructor/method found
> for actual parameters "long"; candidates are: "public static java.sql.Date
> org.apache.spark.sql.catalyst.util.DateTimeUtils.toJavaDate(int)"
> org.codehaus.commons.compiler.CompileException: File 'generated.java', Line
> 61, Column 70: No applicable constructor/method found for actual parameters
> "long"; candidates are: "public static java.sql.Date
> org.apache.spark.sql.catalyst.util.DateTimeUtils.toJavaDate(int)"
> at
> org.codehaus.janino.UnitCompiler.compileError(UnitCompiler.java:11821)
> ...
> {code}
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