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https://issues.apache.org/jira/browse/RYA-469?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16420947#comment-16420947
]
ASF GitHub Bot commented on RYA-469:
------------------------------------
Github user kchilton2 commented on a diff in the pull request:
https://github.com/apache/incubator-rya/pull/285#discussion_r178385888
--- Diff:
extras/rya.streams/kafka/src/main/java/org/apache/rya/streams/kafka/processors/join/KeyValueJoinStateStore.java
---
@@ -77,30 +77,39 @@
/**
* This is the maximum value of a UTF-8 character.
*/
- private static final String END_RANGE_SUFFIX = new String(new byte[] {
(byte) 0XFF }, Charsets.UTF_8);
+ private static final String END_RANGE_SUFFIX = new String(new byte[] {
(byte) 0xFF }, Charsets.UTF_8);
+
+ /**
+ * Indicates where the end of the join variables occurs.
+ */
+ private static final String JOIN_VAR_END_MARKER = new
String("~!^~".getBytes(Charsets.UTF_8), Charsets.UTF_8);
--- End diff --
I'm not sure that the marker should be in the visually renderable byte
ranges since, while very unlikely, they could legitimately appear in the data
that is being indexed.
> Rya Streams - Join iterator bug.
> --------------------------------
>
> Key: RYA-469
> URL: https://issues.apache.org/jira/browse/RYA-469
> Project: Rya
> Issue Type: Bug
> Reporter: Kevin Chilton
> Assignee: Kevin Chilton
> Priority: Major
>
> {code:java}
> Exception in thread "StreamThread-3" java.lang.RuntimeException: Problem
> encountered while iterating over the other side's values within the state
> store.
> at
> org.apache.rya.streams.kafka.processors.join.JoinProcessorSupplier$JoinProcessor.process(JoinProcessorSupplier.java:178)
> at
> org.apache.rya.streams.kafka.processors.join.JoinProcessorSupplier$JoinProcessor.process(JoinProcessorSupplier.java:95)
> at
> org.apache.kafka.streams.processor.internals.ProcessorNode.process(ProcessorNode.java:68)
> at
> org.apache.kafka.streams.processor.internals.StreamTask.forward(StreamTask.java:343)
> at
> org.apache.kafka.streams.processor.internals.ProcessorContextImpl.forward(ProcessorContextImpl.java:187)
> at
> org.apache.rya.streams.kafka.processors.StatementPatternProcessorSupplier$StatementPatternProcessor.process(StatementPatternProcessorSupplier.java:112)
> at
> org.apache.rya.streams.kafka.processors.StatementPatternProcessorSupplier$StatementPatternProcessor.process(StatementPatternProcessorSupplier.java:70)
> at
> org.apache.kafka.streams.processor.internals.ProcessorNode.process(ProcessorNode.java:68)
> at
> org.apache.kafka.streams.processor.internals.StreamTask.forward(StreamTask.java:343)
> at
> org.apache.kafka.streams.processor.internals.ProcessorContextImpl.forward(ProcessorContextImpl.java:187)
> at
> org.apache.kafka.streams.processor.internals.SourceNode.process(SourceNode.java:64)
> at
> org.apache.kafka.streams.processor.internals.StreamTask.process(StreamTask.java:174)
> at
> org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:320)
> at
> org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:218)
> Caused by: java.lang.IllegalStateException: The end of range marker must be
> the last key in the iterator.
> at
> org.apache.rya.streams.kafka.processors.join.KeyValueJoinStateStore$1.readNext(KeyValueJoinStateStore.java:221)
> at
> org.apache.rya.streams.kafka.processors.join.KeyValueJoinStateStore$1.next(KeyValueJoinStateStore.java:188)
> at
> org.apache.rya.streams.kafka.processors.join.KeyValueJoinStateStore$1.next(KeyValueJoinStateStore.java:158)
> at
> org.apache.rya.api.function.join.LazyJoiningIterator.next(LazyJoiningIterator.java:77)
> at
> org.apache.rya.api.function.join.LazyJoiningIterator.next(LazyJoiningIterator.java:41)
> at
> org.apache.rya.streams.kafka.processors.join.JoinProcessorSupplier$JoinProcessor.process(JoinProcessorSupplier.java:170)
> ... 13 more{code}
>
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