Litchy Soong created ARROW-10555:
------------------------------------
Summary: Java API get negative messageLength
Key: ARROW-10555
URL: https://issues.apache.org/jira/browse/ARROW-10555
Project: Apache Arrow
Issue Type: Bug
Affects Versions: 1.0.1
Reporter: Litchy Soong
when I call ArrowStreamReader.vectorSchemaRoot(),
{{: (-520103681 < 0)
2020-11-09 07:09:07,033
ERROR com.intel.analytics.zoo.serving.PreProcessing - Error
stack trace java.base/java.nio.
Buffer.createCapacityException(Buffer.java:256)
java.base/java.nio.ByteBuffer.allocate(ByteBuffer.java:347)
com.intel.analytics.zoo.shaded.arrow.vector.ipc.message.MessageSerializer.readMessage(MessageSerializer.java:692)
com.intel.analytics.zoo.shaded.arrow.vector.ipc.message.MessageChannelReader.readNext(MessageChannelReader.java:57)
com.intel.analytics.zoo.shaded.arrow.vector.ipc.ArrowStreamReader.readSchema(ArrowStreamReader.java:164)
com.intel.analytics.zoo.shaded.arrow.vector.ipc.ArrowReader.initialize(ArrowReader.java:170)
com.intel.analytics.zoo.shaded.arrow.vector.ipc.ArrowReader.ensureInitialized(ArrowReader.java:161)}}
{{com.intel.analytics.zoo.shaded.arrow.vector.ipc.ArrowReader.getVectorSchemaRoot(ArrowReader.java:63)}}
{{}}
{{}}
{{The messageLength is negative, code is in MessageSerializer.java}}
{{}}
messageLength = MessageSerializer.bytesToInt(buffer.array());{{}}
{{}}
{{}}
{{and error is raised in }}
{{}}
ByteBuffer messageBuffer = ByteBuffer.allocate(messageLength);{{}}
{{}}
I tried to use minimal reproduce code to reproduce the error but I could not
reproduce it. So *any ideas that when can it get negative messageLength*? This
error occurs occasionally in my program.
--
This message was sent by Atlassian Jira
(v8.3.4#803005)