[BEAM-10632] checkerframework @Nullable annotation causes NPE when used with Schema Inference

• Type: Improvement
• Status: Resolved
• Priority: P2
• Resolution: Fixed
• Fix Version/s: 2.26.0
• Component/s: sdk-java-core
• Labels: Clarified Done stale-P2
• Assignee: Kenneth Knowles
• Reporter: Brian Hulette
• Created: 03/Aug/20 21:37
• Updated: 02/Mar/21 22:57
• Resolved: 11/Jan/21 19:03

Description

Caused by: java.lang.NullPointerException
	at sun.reflect.annotation.TypeAnnotationParser.mapTypeAnnotations(TypeAnnotationParser.java:356)
	at sun.reflect.annotation.AnnotatedTypeFactory$AnnotatedTypeBaseImpl.<init>(AnnotatedTypeFactory.java:139)
	at sun.reflect.annotation.AnnotatedTypeFactory.buildAnnotatedType(AnnotatedTypeFactory.java:65)
	at sun.reflect.annotation.TypeAnnotationParser.buildAnnotatedType(TypeAnnotationParser.java:79)
	at java.lang.reflect.Executable.getAnnotatedReturnType0(Executable.java:633)
	at java.lang.reflect.Method.getAnnotatedReturnType(Method.java:648)
	at org.apache.beam.sdk.schemas.FieldValueTypeInformation.hasNullableReturnType(FieldValueTypeInformation.java:173)
	at org.apache.beam.sdk.schemas.FieldValueTypeInformation.forGetter(FieldValueTypeInformation.java:132)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
	at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
	at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
	at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
	at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
	at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1383)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
	at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
	at org.apache.beam.sdk.schemas.AutoValueSchema$AbstractGetterTypeSupplier.get(AutoValueSchema.java:62)
	at org.apache.beam.sdk.schemas.utils.StaticSchemaInference.schemaFromClass(StaticSchemaInference.java:88)
	at org.apache.beam.sdk.schemas.utils.JavaBeanUtils.schemaFromJavaBeanClass(JavaBeanUtils.java:65)
	at org.apache.beam.sdk.schemas.AutoValueSchema.schemaFor(AutoValueSchema.java:117)
	at org.apache.beam.sdk.schemas.annotations.DefaultSchema$DefaultSchemaProvider.schemaFor(DefaultSchema.java:130)

CC: kenn reuvenlax

Issue Links

• links to: GitHub Pull Request #13169
• links to: GitHub Pull Request #14107