Stephan Ewen created FLINK-3602:
-----------------------------------
Summary: Recursive Types are not supported / crash TypeExtractor
Key: FLINK-3602
URL: https://issues.apache.org/jira/browse/FLINK-3602
Project: Flink
Issue Type: Bug
Components: Type Serialization System
Affects Versions: 1.0.0
Reporter: Stephan Ewen
Priority: Critical
As per the user mailing list, this can be reproduced with a recursive Avro type.
h2. Avro Type
{code}
{
"namespace": "..."
"type": "record"
"name": "Item",
"fields": [
{
"name": "parent"
"type": ["null, "Item"]
}
]
}
{code}
h2. Exception
{code}
Exception in thread "Thread-94" java.lang.StackOverflowError
at
org.apache.flink.api.java.typeutils.TypeExtractor.countTypeInHierarchy(TypeExtractor.java:1105)
at
org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForClass(TypeExtractor.java:1397)
at
org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForClass(TypeExtractor.java:1319)
at
org.apache.flink.api.java.typeutils.TypeExtractor.createTypeInfoWithTypeHierarchy(TypeExtractor.java:609)
at
org.apache.flink.api.java.typeutils.TypeExtractor.analyzePojo(TypeExtractor.java:1531)
at
org.apache.flink.api.java.typeutils.AvroTypeInfo.generateFieldsFromAvroSchema(AvroTypeInfo.java:53)
at
org.apache.flink.api.java.typeutils.AvroTypeInfo.<init>(AvroTypeInfo.java:48)
at
org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForClass(TypeExtractor.java:1394)
at
org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForClass(TypeExtractor.java:1319)
at
org.apache.flink.api.java.typeutils.TypeExtractor.createTypeInfoWithTypeHierarchy(TypeExtractor.java:609)
at
org.apache.flink.api.java.typeutils.TypeExtractor.analyzePojo(TypeExtractor.java:1531)
at
org.apache.flink.api.java.typeutils.AvroTypeInfo.generateFieldsFromAvroSchema(AvroTypeInfo.java:53)
at
org.apache.flink.api.java.typeutils.AvroTypeInfo.<init>(AvroTypeInfo.java:48)
at
org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForClass(TypeExtractor.java:1394)
at
org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForClass(TypeExtractor.java:1319)
at
org.apache.flink.api.java.typeutils.TypeExtractor.createTypeInfoWithTypeHierarchy(TypeExtractor.java:609)
at
org.apache.flink.api.java.typeutils.TypeExtractor.analyzePojo(TypeExtractor.java:1531)
at
org.apache.flink.api.java.typeutils.AvroTypeInfo.generateFieldsFromAvroSchema(AvroTypeInfo.java:53)
{code}
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