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One more NPE failure case here:
2016-10-18 19:21:38,216 ERROR [42836c2d-a054-49c7-b37f-640aef93903a] [http-bio-8087-exec-108] [geoserver.ows] -
java.lang.NullPointerException
at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:380)
at org.eclipse.xsd.impl.XSDConcreteComponentImpl.eNotify(XSDConcreteComponentImpl.java:1159)
at org.eclipse.emf.ecore.util.EcoreEList.dispatchNotification(EcoreEList.java:255)
at org.eclipse.emf.common.notify.impl.NotifyingListImpl.addUnique(NotifyingListImpl.java:310)
at org.eclipse.emf.common.util.AbstractEList.add(AbstractEList.java:307)
at org.eclipse.xsd.impl.XSDSchemaImpl.imported(XSDSchemaImpl.java:3126)
at org.geoserver.wfs.xml.FeatureTypeSchemaBuilder$GML32.importGMLSchema(FeatureTypeSchemaBuilder.java:1005)
at org.geoserver.wfs.xml.FeatureTypeSchemaBuilder.buildSchemaInternal(FeatureTypeSchemaBuilder.java:234)
at org.geoserver.wfs.xml.FeatureTypeSchemaBuilder.build(FeatureTypeSchemaBuilder.java:149)
at org.geoserver.wfs.xml.FeatureTypeSchemaBuilder.build(FeatureTypeSchemaBuilder.java:137)
at org.geoserver.wfs.xml.ApplicationSchemaXSD2.buildSchema(ApplicationSchemaXSD2.java:73)
at org.geotools.xml.XSD.getSchema(XSD.java:232)
at org.geotools.xml.Configuration.schema(Configuration.java:470)
at org.geotools.xml.Encoder.<init>(Encoder.java:217)
at org.geoserver.wfs.xml.GML32OutputFormat.createEncoder(GML32OutputFormat.java:105)
at org.geoserver.wfs.xml.GML3OutputFormat.write(GML3OutputFormat.java:218)
at org.geoserver.wfs.WFSGetFeatureOutputFormat.write(WFSGetFeatureOutputFormat.java:195)
at com.digitalglobe.wfs.DGCapabilitiesCallback$ResponseMimeWrapper.write(DGCapabilitiesCallback.java:157)
at org.geoserver.ows.Dispatcher.response(Dispatcher.java:920)
Same issue as in the previous one, EMF models are not thread safe and thus should not be manipulated in parallel.
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