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From "Sam Pullara (JIRA)" <j...@apache.org>
Subject [jira] Created: (AVRO-591) Regression in 1.3.3 from 1.3.2: Removing a field can result in a ClassCastException
Date Tue, 06 Jul 2010 00:42:51 GMT
Regression in 1.3.3 from 1.3.2: Removing a field can result in a ClassCastException
-----------------------------------------------------------------------------------

                 Key: AVRO-591
                 URL: https://issues.apache.org/jira/browse/AVRO-591
             Project: Avro
          Issue Type: Bug
          Components: java
    Affects Versions: 1.3.3
         Environment: Mac OS X 10.6, JDK 1.6_20
            Reporter: Sam Pullara
             Fix For: 1.4.0


Stored as:

{
  "type":"record",
  "name":"User",
  "namespace":"bagcheck",
  "fields": [
    {
      "name":"firstName",
      "type":"string",
      "default": ""
    },
    {
      "name":"lastName",
      "type":"string",
      "default": ""
    },
    {
      "name":"email",
      "type":"string",
      "default": ""
    },
    {
      "name":"mobile",
      "type":["string", "null"],
      "default": "null"
    }     
  ]
}

Loaded as:

{
  "type":"record",
  "name":"User",
  "namespace":"bagcheck",
  "fields": [
    {
      "name":"firstName",
      "type":"string",
      "default": ""
    },
    {
      "name":"lastName",
      "type":"string",
      "default": ""
    },
    {
      "name":"email",
      "type":"string",
      "default": ""
    }
  ]
}
java.lang.ClassCastException: org.apache.avro.io.parsing.Symbol$Alternative cannot be cast
to org.apache.avro.io.parsing.Symbol$UnionAdjustAction
	at org.apache.avro.io.ResolvingDecoder.readIndex(ResolvingDecoder.java:188)
	at org.apache.avro.io.ParsingDecoder.skipTopSymbol(ParsingDecoder.java:66)
	at org.apache.avro.io.parsing.SkipParser.skipTo(SkipParser.java:71)
	at org.apache.avro.io.parsing.SkipParser.skipSymbol(SkipParser.java:93)
	at org.apache.avro.io.ResolvingDecoder.doAction(ResolvingDecoder.java:207)
	at org.apache.avro.io.parsing.Parser.processImplicitActions(Parser.java:116)
	at org.apache.avro.io.ResolvingDecoder.drain(ResolvingDecoder.java:141)
	at org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:72)
	at havrobase.HABTest.testSchemolution(HABTest.java:224)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:76)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
	at org.junit.runner.JUnitCore.run(JUnitCore.java:157)
	at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:64)


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