Raphael Rösch created AVRO-4027:
-----------------------------------
Summary: IdlReader in Avro 1.12.0 fails with NPE on complex types
with default values
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
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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