When the name of an avro schema is too long, the Java class is unable to be created as the file name becomes too long. This occurs because the SchemaAssistant class returns the name of the schema when the type is a record, and uses that as a component of the generated class name in FastDeserializerGeneratorBase and FastSerializerGenerator.
An example stack trace for a failure in creating the Deserializer is
com.linkedin.avro.fastserde.FastDeserializerGeneratorException: java.io.FileNotFoundException: /tmp/generated18270964553371151670/com/linkedin/avro/fastserde/generated/deserialization/AVRO_1_11/StrategyKey_AND_FilteringData_JOINED_AND_PreviousDayPricingParametersDerivativePricer_v1_AND_PricingParametersDerivativePricer_v1_JOINED_AND_AutoPriceOffsetParameters_JOINED_AND_JarvisBidAskOffsetParameters_JOINED_AND_AutoPriceOffset_JOINED_AND_ManualPriceOffset_JOINED_AND_VolatilityOffset_JOINED_JOINED_AND_AutoBidAskOffset_AND_DimerParameters_JOINED_AND_QuoterParameters_JOINED_AND_HitterParameters_JOINED_AND_InstrumentTradingParameters_JOINED_AND_ListingPricingParameters_JOINED_JOINED_GenericDeserializer_385168959_385168959.java (File name too long)
at com.linkedin.avro.fastserde.FastDeserializerGenerator.generateDeserializer(FastDeserializerGenerator.java:181)
at com.linkedin.avro.fastserde.FastSerdeCache.buildFastGenericDeserializer(FastSerdeCache.java:503)
at com.linkedin.avro.fastserde.FastSerdeCache.buildGenericDeserializer(FastSerdeCache.java:531)
at com.linkedin.avro.fastserde.FastSerdeCache.lambda$getFastGenericDeserializer$4(FastSerdeCache.java:276)
at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.io.FileNotFoundException: /tmp/generated18270964553371151670/com/linkedin/avro/fastserde/generated/deserialization/AVRO_1_11/StrategyKey_AND_FilteringData_JOINED_AND_PreviousDayPricingParametersDerivativePricer_v1_AND_PricingParametersDerivativePricer_v1_JOINED_AND_AutoPriceOffsetParameters_JOINED_AND_JarvisBidAskOffsetParameters_JOINED_AND_AutoPriceOffset_JOINED_AND_ManualPriceOffset_JOINED_AND_VolatilityOffset_JOINED_JOINED_AND_AutoBidAskOffset_AND_DimerParameters_JOINED_AND_QuoterParameters_JOINED_AND_HitterParameters_JOINED_AND_InstrumentTradingParameters_JOINED_AND_ListingPricingParameters_JOINED_JOINED_GenericDeserializer_385168959_385168959.java (File name too long)
at java.base/java.io.FileOutputStream.open0(Native Method)
at java.base/java.io.FileOutputStream.open(FileOutputStream.java:293)
at java.base/java.io.FileOutputStream.<init>(FileOutputStream.java:235)
at java.base/java.io.FileOutputStream.<init>(FileOutputStream.java:184)
at com.sun.codemodel.writer.FileCodeWriter.openBinary(FileCodeWriter.java:91)
at com.sun.codemodel.CodeWriter.openSource(CodeWriter.java:100)
at com.sun.codemodel.writer.FilterCodeWriter.openSource(FilterCodeWriter.java:67)
at com.sun.codemodel.writer.ProgressCodeWriter.openSource(ProgressCodeWriter.java:76)
at com.sun.codemodel.JPackage.createJavaSourceFileWriter(JPackage.java:486)
at com.sun.codemodel.JPackage.build(JPackage.java:437)
at com.sun.codemodel.JCodeModel.build(JCodeModel.java:311)
at com.sun.codemodel.JCodeModel.build(JCodeModel.java:280)
at com.sun.codemodel.JCodeModel.build(JCodeModel.java:259)
at com.sun.codemodel.JCodeModel.build(JCodeModel.java:287)
at com.linkedin.avro.fastserde.FastSerdeBase.compileClass(FastSerdeBase.java:165)
at com.linkedin.avro.fastserde.FastDeserializerGenerator.generateDeserializer(FastDeserializerGenerator.java:173
When the name of an avro schema is too long, the Java class is unable to be created as the file name becomes too long. This occurs because the
SchemaAssistantclass returns the name of the schema when the type is a record, and uses that as a component of the generated class name inFastDeserializerGeneratorBaseandFastSerializerGenerator.An example stack trace for a failure in creating the Deserializer is