An ExceptionInInitializerError is thrown in case of enabling text.extraction.fork.process.* in portal-ext.properties

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.X, 7.1.X, 7.2.X, Master
• Fix Version/s: 7.0.0 DXP FP84, 7.0.10.12 DXP SP12, 7.0.X, 7.1.10 DXP FP13, 7.1.X, 7.2.10 DXP FP1, 7.2.1 CE GA2, 7.2.X, 7.3.10 DXP GA1, Master
• Component/s: Core Infrastructure, Documents & Media
• Labels:
  • QA-AUTOMATION
  • ee-ts
  • liferay-fixpack-de-84-7010
  • liferay-fixpack-dxp-1-7210
  • liferay-fixpack-dxp-13-7110
• Branch Version/s:
  7.2.x, 7.1.x, 7.0.x
• Backported to Branch:
  Committed
• Fix Priority: 4
• Sprint: 027 - Sandshrew
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/74376
• Bug Type: Regression Bug

An ExceptionInInitializerError is thrown in case of enabling text.extraction.fork.process properties in portal-ext.properties

Regression caused by LPS-75188

Steps to reproduce

1. Before starting Liferay, configure in portal-ext.properties:

   text.extraction.fork.process.enabled=true
   text.extraction.fork.process.mime.types=application/x-tika-ooxml,application/pdf
   

2. Upload a PDF file to document library
   • Expected behavior: no exception is thrown
   • Wrong behavior: following exception is thrown

     2019-06-10 16:08:21.223 WARN  [liferay/document_library_raw_metadata_processor-1][RawMetadataProcessorMessageListener:38] Unable to save metadata for file version 35939
     com.liferay.portal.kernel.exception.SystemException: java.util.concurrent.ExecutionException: com.liferay.petra.process.ProcessException: java.lang.ExceptionInInitializerError
             at com.liferay.portal.metadata.TikaRawMetadataProcessor.extractMetadata(TikaRawMetadataProcessor.java:148)
             at com.liferay.portal.metadata.BaseRawMetadataProcessor.getRawMetadataMap(BaseRawMetadataProcessor.java:71)
             at com.liferay.portal.kernel.metadata.RawMetadataProcessorUtil.getRawMetadataMap(RawMetadataProcessorUtil.java:40)
             at com.liferay.portlet.documentlibrary.util.RawMetadataProcessorImpl.saveMetadata(RawMetadataProcessorImpl.java:131)
             at com.liferay.document.library.kernel.util.RawMetadataProcessorUtil.saveMetadata(RawMetadataProcessorUtil.java:113)
             at com.liferay.portlet.documentlibrary.messaging.RawMetadataProcessorMessageListener.doReceive(RawMetadataProcessorMessageListener.java:34)
             at com.liferay.portal.kernel.messaging.BaseMessageListener.receive(BaseMessageListener.java:26)
             at com.liferay.portal.kernel.messaging.InvokerMessageListener.receive(InvokerMessageListener.java:74)
             at com.liferay.portal.kernel.messaging.SerialDestination$1.run(SerialDestination.java:58)
             at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask._runTask(ThreadPoolExecutor.java:752)
             at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask.run(ThreadPoolExecutor.java:664)
             at java.lang.Thread.run(Thread.java:748)
     Caused by: java.util.concurrent.ExecutionException: com.liferay.petra.process.ProcessException: java.lang.ExceptionInInitializerError
             at java.util.concurrent.FutureTask.report(FutureTask.java:122)
             at java.util.concurrent.FutureTask.get(FutureTask.java:192)
             at com.liferay.portal.metadata.TikaRawMetadataProcessor.extractMetadata(TikaRawMetadataProcessor.java:145)
             ... 11 more
     Caused by: com.liferay.petra.process.ProcessException: java.lang.ExceptionInInitializerError
             at com.liferay.petra.process.local.LocalProcessLauncher.main(LocalProcessLauncher.java:153)
     Caused by: java.lang.ExceptionInInitializerError
             at com.liferay.portal.metadata.TikaRawMetadataProcessor$ExtractMetadataProcessCallable.call(TikaRawMetadataProcessor.java:203)
             at com.liferay.portal.metadata.TikaRawMetadataProcessor$ExtractMetadataProcessCallable.call(TikaRawMetadataProcessor.java:189)
             at com.liferay.petra.process.local.LocalProcessLauncher.main(LocalProcessLauncher.java:135)
     Caused by: java.lang.NullPointerException: A registry instance was never set
             at com.liferay.registry.RegistryUtil.getRegistry(RegistryUtil.java:27)
             at com.liferay.portal.kernel.util.ServiceProxyFactory._openServiceTracker(ServiceProxyFactory.java:192)
             at com.liferay.portal.kernel.util.ServiceProxyFactory._newServiceTrackedInstance(ServiceProxyFactory.java:171)
             at com.liferay.portal.kernel.util.ServiceProxyFactory.newServiceTrackedInstance(ServiceProxyFactory.java:85)
             at com.liferay.portal.kernel.util.ServiceProxyFactory.newServiceTrackedInstance(ServiceProxyFactory.java:50)
             at com.liferay.portal.metadata.TikaRawMetadataProcessor.<clinit>(TikaRawMetadataProcessor.java:183)
             ... 3 more