https://github.com/swagger-api/swagger-core/wiki/Swagger-Core-Jersey-2.X-Project-Setup-1.5#using-a-custom-application-subclass
When i try to follow the 2.X guidance, I get this error
[WARNING]
java.lang.NoClassDefFoundError: javax/servlet/ServletConfig
at java.lang.Class.getDeclaredMethods0 (Native Method)
at java.lang.Class.privateGetDeclaredMethods (Class.java:3578)
at java.lang.Class.getDeclaredMethods (Class.java:2676)
at org.glassfish.jersey.server.model.IntrospectionModeller$2.run (IntrospectionModeller.java:237)
at java.security.AccessController.doPrivileged (AccessController.java:319)
at org.glassfish.jersey.server.model.IntrospectionModeller.getAllDeclaredMethods (IntrospectionModeller.java:231)
at org.glassfish.jersey.server.model.IntrospectionModeller.checkForNonPublicMethodIssues (IntrospectionModeller.java:151)
at org.glassfish.jersey.server.model.IntrospectionModeller.doCreateResourceBuilder (IntrospectionModeller.java:98)
at org.glassfish.jersey.server.model.IntrospectionModeller$1.call (IntrospectionModeller.java:91)
at org.glassfish.jersey.server.model.IntrospectionModeller$1.call (IntrospectionModeller.java:88)
at org.glassfish.jersey.internal.Errors.process (Errors.java:292)
at org.glassfish.jersey.internal.Errors.process (Errors.java:274)
at org.glassfish.jersey.internal.Errors.processWithException (Errors.java:232)
at org.glassfish.jersey.server.model.IntrospectionModeller.createResourceBuilder (IntrospectionModeller.java:88)
at org.glassfish.jersey.server.model.Resource.from (Resource.java:781)
at org.glassfish.jersey.server.ResourceBagConfigurator.init (ResourceBagConfigurator.java:55)
at org.glassfish.jersey.server.ApplicationHandler.initialize (ApplicationHandler.java:347)
at org.glassfish.jersey.server.ApplicationHandler.lambda$initialize$1 (ApplicationHandler.java:309)
at org.glassfish.jersey.internal.Errors.process (Errors.java:292)
at org.glassfish.jersey.internal.Errors.process (Errors.java:274)
at org.glassfish.jersey.internal.Errors.processWithException (Errors.java:232)
at org.glassfish.jersey.server.ApplicationHandler.initialize (ApplicationHandler.java:308)
at org.glassfish.jersey.server.ApplicationHandler.<init> (ApplicationHandler.java:273)
at org.glassfish.jersey.server.ApplicationHandler.<init> (ApplicationHandler.java:260)
at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.<init> (GrizzlyHttpContainer.java:310)
at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpServerFactory.createHttpServer (GrizzlyHttpServerFactory.java:98)
at <my package>.Main.startServer (Main.java:56)
at <my package>.Main.main (Main.java:60)
at org.codehaus.mojo.exec.ExecJavaMojo.doMain (ExecJavaMojo.java:375)
at org.codehaus.mojo.exec.ExecJavaMojo.doExec (ExecJavaMojo.java:364)
at org.codehaus.mojo.exec.ExecJavaMojo.lambda$execute$0 (ExecJavaMojo.java:286)
at java.lang.Thread.run (Thread.java:1583)
Caused by: java.lang.ClassNotFoundException: javax.servlet.ServletConfig
at org.codehaus.mojo.exec.URLClassLoaderBuilder$ExecJavaClassLoader.loadClass (URLClassLoaderBuilder.java:198)
at java.lang.ClassLoader.loadClass (ClassLoader.java:526)
at java.lang.Class.getDeclaredMethods0 (Native Method)
at java.lang.Class.privateGetDeclaredMethods (Class.java:3578)
at java.lang.Class.getDeclaredMethods (Class.java:2676)
at org.glassfish.jersey.server.model.IntrospectionModeller$2.run (IntrospectionModeller.java:237)
at java.security.AccessController.doPrivileged (AccessController.java:319)
at org.glassfish.jersey.server.model.IntrospectionModeller.getAllDeclaredMethods (IntrospectionModeller.java:231)
at org.glassfish.jersey.server.model.IntrospectionModeller.checkForNonPublicMethodIssues (IntrospectionModeller.java:151)
at org.glassfish.jersey.server.model.IntrospectionModeller.doCreateResourceBuilder (IntrospectionModeller.java:98)
at org.glassfish.jersey.server.model.IntrospectionModeller$1.call (IntrospectionModeller.java:91)
at org.glassfish.jersey.server.model.IntrospectionModeller$1.call (IntrospectionModeller.java:88)
at org.glassfish.jersey.internal.Errors.process (Errors.java:292)
at org.glassfish.jersey.internal.Errors.process (Errors.java:274)
at org.glassfish.jersey.internal.Errors.processWithException (Errors.java:232)
at org.glassfish.jersey.server.model.IntrospectionModeller.createResourceBuilder (IntrospectionModeller.java:88)
at org.glassfish.jersey.server.model.Resource.from (Resource.java:781)
at org.glassfish.jersey.server.ResourceBagConfigurator.init (ResourceBagConfigurator.java:55)
at org.glassfish.jersey.server.ApplicationHandler.initialize (ApplicationHandler.java:347)
at org.glassfish.jersey.server.ApplicationHandler.lambda$initialize$1 (ApplicationHandler.java:309)
at org.glassfish.jersey.internal.Errors.process (Errors.java:292)
at org.glassfish.jersey.internal.Errors.process (Errors.java:274)
at org.glassfish.jersey.internal.Errors.processWithException (Errors.java:232)
at org.glassfish.jersey.server.ApplicationHandler.initialize (ApplicationHandler.java:308)
at org.glassfish.jersey.server.ApplicationHandler.<init> (ApplicationHandler.java:273)
at org.glassfish.jersey.server.ApplicationHandler.<init> (ApplicationHandler.java:260)
at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.<init> (GrizzlyHttpContainer.java:310)
at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpServerFactory.createHttpServer (GrizzlyHttpServerFactory.java:98)
