[HOP-3243] Error when using metadata injection with Neo4j Output action

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Affects Version/s: 1.0.0
• Fix Version/s: 1.2.0
• Component/s: Actions, Metadata
• Labels: pull-request-available
• Environment: Windows 10
• Assignee: Unassigned
• Reporter: Yancarlo Perez
• Created: 01/Sep/21 15:58
• Updated: 16/Feb/22 12:32
• Resolved: 16/Feb/22 12:32

Description

When using metadata injection to a pipeline that contains a Neo4j Output step we get an

2021/09/01 11:39:58 - ETL metadata injection.0 - ERROR: Unexpected error
2021/09/01 11:39:58 - ETL metadata injection.0 - ERROR: java.lang.ArrayIndexOutOfBoundsException: 0
2021/09/01 11:39:58 - ETL metadata injection.0 - at org.apache.hop.neo4j.transforms.output.Neo4JOutputMeta.getXml(Neo4JOutputMeta.java:253)
2021/09/01 11:39:58 - ETL metadata injection.0 - at org.apache.hop.pipeline.transform.TransformMeta.getXml(TransformMeta.java:184)
2021/09/01 11:39:58 - ETL metadata injection.0 - at org.apache.hop.pipeline.PipelineMeta.getXml(PipelineMeta.java:1666)
2021/09/01 11:39:58 - ETL metadata injection.0 - at org.apache.hop.pipeline.transforms.metainject.MetaInject.writeInjectedHplToFs(MetaInject.java:265)
2021/09/01 11:39:58 - ETL metadata injection.0 - at org.apache.hop.pipeline.transforms.metainject.MetaInject.writeInjectedHpl(MetaInject.java:250)
2021/09/01 11:39:58 - ETL metadata injection.0 - at org.apache.hop.pipeline.transforms.metainject.MetaInject.processRow(MetaInject.java:230)
2021/09/01 11:39:58 - ETL metadata injection.0 - at org.apache.hop.pipeline.transform.RunThread.run(RunThread.java:58)
2021/09/01 11:39:58 - ETL metadata injection.0 - at java.lang.Thread.run(Unknown Source)
2021/09/01 11:39:58 - ETL metadata injection.0 - Finished processing (I=0, O=0, R=1, W=0, U=0, E=1) 

To reproduce you can run the metadata_injection_neo4j_output.hpl pipeline in the attached project

Issue Links

• links to: GitHub Pull Request #1366