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https://issues.apache.org/jira/browse/AVRO-4027?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Raphael Rösch updated AVRO-4027:
--------------------------------
Summary: IdlReader in Avro 1.12.0 fails with NPE on complex types with
empty default value (was: IdlReader in Avro 1.12.0 fails with NPE on complex
types with default values)
> IdlReader in Avro 1.12.0 fails with NPE on complex types with empty default
> value
> ---------------------------------------------------------------------------------
>
> Key: AVRO-4027
> URL: https://issues.apache.org/jira/browse/AVRO-4027
> Project: Apache Avro
> Issue Type: Bug
> Components: java
> Affects Versions: 1.12.0
> Reporter: Raphael Rösch
> Priority: Major
>
> Given this avdl (TestProtocol.avdl):
> {noformat}
> protocol TestProtocol {
> record Test {
> map<string> myMap = {};
> }
> }
> {noformat}
> With Avro 1.12.0 'IdlReader' fails with a NullPointerException:
> {code:bash}
> $ java -jar avro-tools-1.12.0.jar idl ./TestProtocol.avdl
> Exception in thread "main" org.apache.avro.SchemaParseException:
> java.lang.NullPointerException: Cannot invoke
> "org.antlr.v4.runtime.Token.getText()" because "stringToken" is null
> at org.apache.avro.idl.IdlReader.parse(IdlReader.java:224)
> at org.apache.avro.idl.IdlReader.parse(IdlReader.java:187)
> at org.apache.avro.idl.IdlReader.parse(IdlReader.java:172)
> at org.apache.avro.tool.IdlTool.run(IdlTool.java:70)
> at org.apache.avro.tool.Main.run(Main.java:67)
> at org.apache.avro.tool.Main.main(Main.java:56)
> Caused by: java.lang.NullPointerException: Cannot invoke
> "org.antlr.v4.runtime.Token.getText()" because "stringToken" is null
> at
> org.apache.avro.idl.IdlReader$IdlParserListener.getString(IdlReader.java:975)
> at
> org.apache.avro.idl.IdlReader$IdlParserListener.exitJsonPair(IdlReader.java:926)
> at
> org.apache.avro.idl.IdlParser$JsonPairContext.exitRule(IdlParser.java:2558)
> at org.antlr.v4.runtime.Parser.triggerExitRuleEvent(Parser.java:410)
> at org.antlr.v4.runtime.Parser.exitRule(Parser.java:642)
> at org.apache.avro.idl.IdlParser.idlFile(IdlParser.java:289)
> at org.apache.avro.idl.IdlReader.parse(IdlReader.java:220)
> ... 5 more
> {code}
> With Avro 1.11.3
> {code:bash}
> $ java -jar avro-tools-1.11.3.jar idl ./TestProtocol.avdl
> {
> "protocol" : "TestProtocol",
> "types" : [ {
> "type" : "record",
> "name" : "Test",
> "fields" : [ {
> "name" : "myMap",
> "type" : {
> "type" : "map",
> "values" : "string"
> },
> "default" : { }
> } ]
> } ],
> "messages" : { }
> }
> {code}
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