[ https://issues.apache.org/jira/browse/SLING-9478?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Konrad Windszus resolved SLING-9478. ------------------------------------ Fix Version/s: (was: Models Implementation 1.4.18) Resolution: Invalid > Expose the full stack trace for PostConstruct exceptions > -------------------------------------------------------- > > Key: SLING-9478 > URL: https://issues.apache.org/jira/browse/SLING-9478 > Project: Sling > Issue Type: Improvement > Components: Sling Models > Affects Versions: Sling Models Impl 1.4.12 > Reporter: Konrad Windszus > Assignee: Konrad Windszus > Priority: Major > > Currently any InvocationTargetException is stripped in > https://github.com/apache/sling-org-apache-sling-models-impl/blob/80b1dea63615ea5be8252241d6147bce9552fa8e/src/main/java/org/apache/sling/models/impl/ModelAdapterFactory.java#L756 > as it is replaced by the more generic PostConstruct exception stripping the > the reflection part of the call stack. > That may lead to exceptions like > {code} > Caused by: org.apache.sling.scripting.sightly.SightlyException: > org.apache.sling.api.SlingException: Cannot get DefaultSlingScript: > Identifier <MyModel> cannot be correctly instantiated by the Use API > at > com.adobe.cq.sightly.WCMScriptHelper.includeScript(WCMScriptHelper.java:227) > [com.adobe.cq.sightly.cq-wcm-sightly-extension:1.6.0] > at > com.adobe.cq.sightly.internal.extensions.IncludeExtension.call(IncludeExtension.java:72) > [com.adobe.cq.sightly.cq-wcm-sightly-extension:1.6.0] > at > org.apache.sling.scripting.sightly.impl.engine.runtime.RenderContextImpl.call(RenderContextImpl.java:77) > [org.apache.sling.scripting.sightly:1.1.2.1_4_0] > at > org.apache.sling.scripting.sightly.apps.bruker.components.structure.header.header_html.render(header_html.java:41) > at > org.apache.sling.scripting.sightly.render.RenderUnit.render(RenderUnit.java:50) > [org.apache.sling.scripting.sightly.runtime:1.1.0.1_4_0] > at > org.apache.sling.scripting.sightly.impl.engine.SightlyCompiledScript.eval(SightlyCompiledScript.java:60) > [org.apache.sling.scripting.sightly:1.1.2.1_4_0] > at > org.apache.sling.scripting.core.impl.DefaultSlingScript.call(DefaultSlingScript.java:386) > [org.apache.sling.scripting.core:2.0.56] > at > org.apache.sling.scripting.core.impl.DefaultSlingScript.eval(DefaultSlingScript.java:184) > [org.apache.sling.scripting.core:2.0.56] > at > org.apache.sling.scripting.core.impl.DefaultSlingScript.service(DefaultSlingScript.java:491) > [org.apache.sling.scripting.core:2.0.56] > ... 198 common frames omitted > Caused by: org.apache.sling.api.SlingException: Cannot get > DefaultSlingScript: Identifier <MyModel> cannot be correctly instantiated by > the Use API > at > org.apache.sling.scripting.core.impl.DefaultSlingScript.service(DefaultSlingScript.java:510) > [org.apache.sling.scripting.core:2.0.56] > at > com.adobe.cq.sightly.WCMScriptHelper.includeScript(WCMScriptHelper.java:222) > [com.adobe.cq.sightly.cq-wcm-sightly-extension:1.6.0] > ... 206 common frames omitted > Caused by: org.apache.sling.scripting.sightly.SightlyException: Identifier > <MyModel> cannot be correctly instantiated by the Use API > at > org.apache.sling.scripting.sightly.impl.engine.extension.use.UseRuntimeExtension.call(UseRuntimeExtension.java:77) > [org.apache.sling.scripting.sightly:1.1.2.1_4_0] > at > org.apache.sling.scripting.sightly.impl.engine.runtime.RenderContextImpl.call(RenderContextImpl.java:77) > [org.apache.sling.scripting.sightly:1.1.2.1_4_0] > at > org.apache.sling.scripting.sightly.apps.bruker.components.structure.header.content_html.render(content_html.java:43) > at > org.apache.sling.scripting.sightly.render.RenderUnit.render(RenderUnit.java:50) > [org.apache.sling.scripting.sightly.runtime:1.1.0.1_4_0] > at > org.apache.sling.scripting.sightly.impl.engine.SightlyCompiledScript.eval(SightlyCompiledScript.java:60) > [org.apache.sling.scripting.sightly:1.1.2.1_4_0] > at > org.apache.sling.scripting.core.impl.DefaultSlingScript.call(DefaultSlingScript.java:386) > [org.apache.sling.scripting.core:2.0.56] > at > org.apache.sling.scripting.core.impl.DefaultSlingScript.eval(DefaultSlingScript.java:184) > [org.apache.sling.scripting.core:2.0.56] > at > org.apache.sling.scripting.core.impl.DefaultSlingScript.service(DefaultSlingScript.java:491) > [org.apache.sling.scripting.core:2.0.56] > ... 207 common frames omitted > Caused by: org.apache.sling.models.factory.PostConstructException: > Post-construct method has thrown an exception for model class <MyModel> > at > org.apache.sling.models.impl.ModelAdapterFactory.createObject(ModelAdapterFactory.java:774) > [org.apache.sling.models.impl:1.4.10] > at > org.apache.sling.models.impl.ModelAdapterFactory.internalCreateModel(ModelAdapterFactory.java:448) > [org.apache.sling.models.impl:1.4.10] > at > org.apache.sling.models.impl.ModelAdapterFactory.createModel(ModelAdapterFactory.java:314) > [org.apache.sling.models.impl:1.4.10] > at > org.apache.sling.scripting.sightly.models.impl.SlingModelsUseProvider.provide(SlingModelsUseProvider.java:126) > [org.apache.sling.scripting.sightly.models.provider:1.0.8] > at > org.apache.sling.scripting.sightly.impl.engine.extension.use.UseRuntimeExtension.call(UseRuntimeExtension.java:72) > [org.apache.sling.scripting.sightly:1.1.2.1_4_0] > ... 214 common frames omitted > Caused by: java.lang.NullPointerException: null > {code} > In that case it would be helpful to see the stack traces in between to have a > better idea, where the NPE is triggered. -- This message was sent by Atlassian Jira (v8.3.4#803005)