Stephane Maarek created AVRO-2065:
-------------------------------------
Summary: Avro java code generation for Unions doesn't set
converters for unions
Key: AVRO-2065
URL: https://issues.apache.org/jira/browse/AVRO-2065
Project: Avro
Issue Type: Bug
Components: java
Affects Versions: 1.8.2
Reporter: Stephane Maarek
Priority: Blocker
Fix For: 1.8.3
The full issue is here:
https://stackoverflow.com/questions/45581437/how-to-specify-converter-for-default-value-in-avro-union-logical-type-fields
{code}
{
"name":"my_optional_date",
"type":[
{
"type":"long",
"logicalType":"timestamp-millis"
},
"null"
],
"default":1502250227187
}
{code}
Doesn't generate the right conversions
{code}
private static final org.apache.avro.Conversion<?>[] conversions =
new org.apache.avro.Conversion<?>[] {
null, // <------ THIS ONE IS NOT SET PROPERLY, should be
TIMESTAMP_CONVERSION
null
};
{code}
The code fails on stop basic
{code}
BuggyRecord.Builder buggyRecordBuilder = BuggyRecord.newBuilder();
buggyRecordBuilder.build();
{code}
with
{code}
org.apache.avro.AvroRuntimeException: java.lang.ClassCastException:
java.lang.Long cannot be cast to org.joda.time.DateTime
at com.example.BuggyRecord$Builder.build(BuggyRecord.java:301)
at BuggyRecordTest.Foo(BuggyRecordTest.java:10)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
at
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
at
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
at
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
at
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at
com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
at
com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:51)
at
com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
Caused by: java.lang.ClassCastException: java.lang.Long cannot be cast to
org.joda.time.DateTime
at com.example.BuggyRecord$Builder.build(BuggyRecord.java:298)
... 23 more
{code}
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