Hi @jecihjoy and @corneliouzbett,
I am trying to compile the module, but getting the error:
Cannot invoke "com.thoughtworks.qdox.model.JavaModule.getDescriptor()" because the return value of "com.thoughtworks.qdox.JavaProjectBuilder.addSourceFolder(java.io.File)" is null
Output of mvn -X compile is as follows:
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile (default-compile) on project interop-api: Execution default-compile of goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile failed.: NullPointerException -> [Help 1] org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile (default-compile) on project interop-api: Execution default-compile of goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile failed. at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:347) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:330) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:213) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:175) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:76) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:163) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:160) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:260) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:172) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:100) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:821) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:270) 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: org.apache.maven.plugin.PluginExecutionException: Execution default-compile of goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile failed. at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:133) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:342) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:330) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:213) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:175) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:76) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:163) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:160) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:260) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:172) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:100) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:821) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:270) 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.codehaus.plexus.languages.java.jpms.SourceModuleInfoParser.fromSourcePath (SourceModuleInfoParser.java:52) at org.codehaus.plexus.languages.java.jpms.LocationManager.getMainModuleDescriptor (LocationManager.java:334) at org.codehaus.plexus.languages.java.jpms.LocationManager.resolvePaths (LocationManager.java:155) at org.apache.maven.plugin.compiler.CompilerMojo.preparePaths (CompilerMojo.java:250) at org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute (AbstractCompilerMojo.java:864) at org.apache.maven.plugin.compiler.CompilerMojo.execute (CompilerMojo.java:198) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:126) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:342) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:330) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:213) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:175) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:76) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:163) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:160) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:260) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:172) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:100) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:821) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:270) 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) [ERROR] [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/PluginExecutionException [ERROR] [ERROR] After correcting the problems, you can resume the build with the command [ERROR] mvn <args> -rf :interop-api [DEBUG] Shutting down adapter factory; available factories [file-lock, rwlock-local, semaphore-local, noop]; available name mappers [discriminating, file-gav, file-hgav, gav, static] [DEBUG] Shutting down 'file-lock' factory [DEBUG] Shutting down 'rwlock-local' factory [DEBUG] Shutting down 'semaphore-local' factory [DEBUG] Shutting down 'noop' factory
Any help will be greatly appreciated.
Thanks
Hi @jecihjoy and @corneliouzbett,
I am trying to compile the module, but getting the error:
Cannot invoke "com.thoughtworks.qdox.model.JavaModule.getDescriptor()" because the return value of "com.thoughtworks.qdox.JavaProjectBuilder.addSourceFolder(java.io.File)" is null
Output of
mvn -X compileis as follows:[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile (default-compile) on project interop-api: Execution default-compile of goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile failed.: NullPointerException -> [Help 1] org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile (default-compile) on project interop-api: Execution default-compile of goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile failed. at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:347) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:330) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:213) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:175) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:76) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:163) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:160) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:260) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:172) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:100) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:821) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:270) 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: org.apache.maven.plugin.PluginExecutionException: Execution default-compile of goal org.apache.maven.plugins:maven-compiler-plugin:3.10.1:compile failed. at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:133) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:342) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:330) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:213) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:175) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:76) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:163) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:160) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:260) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:172) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:100) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:821) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:270) 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.codehaus.plexus.languages.java.jpms.SourceModuleInfoParser.fromSourcePath (SourceModuleInfoParser.java:52) at org.codehaus.plexus.languages.java.jpms.LocationManager.getMainModuleDescriptor (LocationManager.java:334) at org.codehaus.plexus.languages.java.jpms.LocationManager.resolvePaths (LocationManager.java:155) at org.apache.maven.plugin.compiler.CompilerMojo.preparePaths (CompilerMojo.java:250) at org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute (AbstractCompilerMojo.java:864) at org.apache.maven.plugin.compiler.CompilerMojo.execute (CompilerMojo.java:198) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:126) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 (MojoExecutor.java:342) at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute (MojoExecutor.java:330) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:213) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:175) at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 (MojoExecutor.java:76) at org.apache.maven.lifecycle.internal.MojoExecutor$1.run (MojoExecutor.java:163) at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute (DefaultMojosExecutionStrategy.java:39) at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:160) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:105) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:73) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:53) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:118) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:260) at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:172) at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:100) at org.apache.maven.cli.MavenCli.execute (MavenCli.java:821) at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:270) 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) [ERROR] [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/PluginExecutionException [ERROR] [ERROR] After correcting the problems, you can resume the build with the command [ERROR] mvn <args> -rf :interop-api [DEBUG] Shutting down adapter factory; available factories [file-lock, rwlock-local, semaphore-local, noop]; available name mappers [discriminating, file-gav, file-hgav, gav, static] [DEBUG] Shutting down 'file-lock' factory [DEBUG] Shutting down 'rwlock-local' factory [DEBUG] Shutting down 'semaphore-local' factory [DEBUG] Shutting down 'noop' factoryAny help will be greatly appreciated.
Thanks