Zoran Brajkovic created OLINGO-1451:
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Summary: pojogen-maven-plugin throws Null pointer exception for
NavigationProperty and cannot handle EDM.DateTime
Key: OLINGO-1451
URL: https://issues.apache.org/jira/browse/OLINGO-1451
Project: Olingo
Issue Type: Bug
Components: MISC
Reporter: Zoran Brajkovic
Fix For: (Java) V4 4.7.2
Used dependency :
<dependency>
<groupId>org.apache.olingo</groupId>
<artifactId>pojogen-maven-plugin</artifactId>
<version>4.7.1</version>
</dependency>
Exception for
# EDM.DateTime that it doesnt exist
# for the following property it throws NullPointerException (see below)
<NavigationProperty Name="to_Description"
Relationship="API_PRODUCT_SRV.assoc_B3BC21CD74485D381C22EBC58AD5D2F4"
FromRole="FromRole_assoc_B3BC21CD74485D381C22EBC58AD5D2F4"
ToRole="ToRole_assoc_B3BC21CD74485D381C22EBC58AD5D2F4"/>
Thank youZoranorg.apache.velocity.exception.MethodInvocationException:
Invocation of method 'getNavigationType' in class
org.apache.olingo.ext.pojogen.V4Utility threw exception
java.lang.NullPointerException at entityType.vm[line 118, column 27] at
org.apache.velocity.runtime.parser.node.ASTMethod.handleInvocationException
(ASTMethod.java:243) at
org.apache.velocity.runtime.parser.node.ASTMethod.execute (ASTMethod.java:187)
at org.apache.velocity.runtime.parser.node.ASTReference.execute
(ASTReference.java:280) at
org.apache.velocity.runtime.parser.node.ASTReference.value
(ASTReference.java:567) at
org.apache.velocity.runtime.parser.node.ASTExpression.value
(ASTExpression.java:71) at
org.apache.velocity.runtime.parser.node.ASTSetDirective.render
(ASTSetDirective.java:142) at
org.apache.velocity.runtime.parser.node.ASTBlock.render (ASTBlock.java:72) at
org.apache.velocity.runtime.directive.Foreach.render (Foreach.java:420) at
org.apache.velocity.runtime.parser.node.ASTDirective.render
(ASTDirective.java:207) at
org.apache.velocity.runtime.parser.node.SimpleNode.render (SimpleNode.java:342)
at org.apache.velocity.Template.merge (Template.java:356) at
org.apache.velocity.Template.merge (Template.java:260) at
org.apache.olingo.ext.pojogen.AbstractPOJOGenMojo.writeFile
(AbstractPOJOGenMojo.java:133) at
org.apache.olingo.ext.pojogen.AbstractPOJOGenMojo.parseObj
(AbstractPOJOGenMojo.java:192) at
org.apache.olingo.ext.pojogen.AbstractPOJOGenMojo.parseObj
(AbstractPOJOGenMojo.java:168) at
org.apache.olingo.ext.pojogen.AbstractPOJOGenMojo.execute
(AbstractPOJOGenMojo.java:343) at
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo
(DefaultBuildPluginManager.java:137) at
org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:210) at
org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:156) at
org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:148) at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:117) at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:81) at
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
(SingleThreadedBuilder.java:56) at
org.apache.maven.lifecycle.internal.LifecycleStarter.execute
(LifecycleStarter.java:128) at org.apache.maven.DefaultMaven.doExecute
(DefaultMaven.java:305) at org.apache.maven.DefaultMaven.doExecute
(DefaultMaven.java:192) at org.apache.maven.DefaultMaven.execute
(DefaultMaven.java:105) at org.apache.maven.cli.MavenCli.execute
(MavenCli.java:956) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
at org.apache.maven.cli.MavenCli.main (MavenCli.java:192) at
sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at
sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke
(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke
(Method.java:498) at
org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced
(Launcher.java:282) at org.codehaus.plexus.classworlds.launcher.Launcher.launch
(Launcher.java:225) at
org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode
(Launcher.java:406) at org.codehaus.plexus.classworlds.launcher.Launcher.main
(Launcher.java:347) Caused by: java.lang.NullPointerException at
org.apache.olingo.client.core.edm.ClientCsdlEdmProvider.getEntityType
(ClientCsdlEdmProvider.java:73) at
org.apache.olingo.commons.core.edm.EdmProviderImpl.createEntityType
(EdmProviderImpl.java:198) at
org.apache.olingo.commons.core.edm.AbstractEdm.getEntityType
(AbstractEdm.java:189) at
org.apache.olingo.commons.core.edm.EdmNavigationPropertyImpl.getType
(EdmNavigationPropertyImpl.java:64) at
org.apache.olingo.ext.pojogen.AbstractUtility.getNavigationType
(AbstractUtility.java:129) at sun.reflect.NativeMethodAccessorImpl.invoke0
(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke
(NativeMethodAccessorImpl.java:62) at
sun.reflect.DelegatingMethodAccessorImpl.invoke
(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke
(Method.java:498) at
org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke
(UberspectImpl.java:395) at
org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke
(UberspectImpl.java:384) at
org.apache.velocity.runtime.parser.node.ASTMethod.execute (ASTMethod.java:173)
at org.apache.velocity.runtime.parser.node.ASTReference.execute
(ASTReference.java:280) at
org.apache.velocity.runtime.parser.node.ASTReference.value
(ASTReference.java:567) at
org.apache.velocity.runtime.parser.node.ASTExpression.value
(ASTExpression.java:71) at
org.apache.velocity.runtime.parser.node.ASTSetDirective.render
(ASTSetDirective.java:142) at
org.apache.velocity.runtime.parser.node.ASTBlock.render (ASTBlock.java:72) at
org.apache.velocity.runtime.directive.Foreach.render (Foreach.java:420) at
org.apache.velocity.runtime.parser.node.ASTDirective.render
(ASTDirective.java:207) at
org.apache.velocity.runtime.parser.node.SimpleNode.render (SimpleNode.java:342)
at org.apache.velocity.Template.merge (Template.java:356) at
org.apache.velocity.Template.merge (Template.java:260) at
org.apache.olingo.ext.pojogen.AbstractPOJOGenMojo.writeFile
(AbstractPOJOGenMojo.java:133) at
org.apache.olingo.ext.pojogen.AbstractPOJOGenMojo.parseObj
(AbstractPOJOGenMojo.java:192) at
org.apache.olingo.ext.pojogen.AbstractPOJOGenMojo.parseObj
(AbstractPOJOGenMojo.java:168) at
org.apache.olingo.ext.pojogen.AbstractPOJOGenMojo.execute
(AbstractPOJOGenMojo.java:343) at
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo
(DefaultBuildPluginManager.java:137) at
org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:210) at
org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:156) at
org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:148) at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:117) at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:81) at
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
(SingleThreadedBuilder.java:56) at
org.apache.maven.lifecycle.internal.LifecycleStarter.execute
(LifecycleStarter.java:128) at org.apache.maven.DefaultMaven.doExecute
(DefaultMaven.java:305) at org.apache.maven.DefaultMaven.doExecute
(DefaultMaven.java:192) at org.apache.maven.DefaultMaven.execute
(DefaultMaven.java:105) at org.apache.maven.cli.MavenCli.execute
(MavenCli.java:956) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
at org.apache.maven.cli.MavenCli.main (MavenCli.java:192) at
sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) at
sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke
(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke
(Method.java:498) at
org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced
(Launcher.java:282) at org.codehaus.plexus.classworlds.launcher.Launcher.launch
(Launcher.java:225) at
org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode
(Launcher.java:406) at org.codehaus.plexus.classworlds.launcher.Launcher.main
(Launcher.java:347) [INFO]
------------------------------------------------------------------------ [INFO]
BUILD FAILURE [INFO]
------------------------------------------------------------------------ [INFO]
Total time: 2.807 s [INFO] Finished at: 2020-05-12T19:12:09+02:00 [INFO]
------------------------------------------------------------------------
[WARNING] The requested profile "developer-rdg" could not be activated because
it does not exist. [ERROR] Failed to execute goal
org.apache.olingo:pojogen-maven-plugin:4.7.0:v4pojoGen (v4pojoGen) on project
demo: While executin mojo: Invocation of method 'getNavigationType' in class
org.apache.olingo.ext.pojogen.V4Utility threw exception
java.lang.NullPointerException at entityType.vm[line 118, column 27] -> [Help 1]
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