Falko Modler created CXF-8184: --------------------------------- Summary: cxf-codegen-plugin fails sporadically with FOUND_NO_FRONTEND: NPE in AbstractToolContainer Key: CXF-8184 URL: https://issues.apache.org/jira/browse/CXF-8184 Project: CXF Issue Type: Bug Components: Tooling Affects Versions: 3.0.16 Environment: Apache Maven 3.6.2 (40f52333136460af0dc0d7232c0dc0bcf0d9e117; 2019-08-27T17:06:16+02:00) Maven home: /opt/apache-maven-3.6.2 Java version: 1.8.0_231, vendor: Oracle Corporation, runtime: /opt/jdk1.8.0_231-CCS/jre Default locale: en_US, platform encoding: UTF-8 OS name: "linux", version: "3.10.0-1062.9.1.el7.x86_64", arch: "amd64", family: "unix" Reporter: Falko Modler
>From time to time the plugin fails with: {noformat} [ERROR] Failed to execute goal org.apache.cxf:cxf-codegen-plugin:3.0.16:wsdl2java (default) on project some-project: Execution default of goal org.apache.cxf:cxf-codegen-plugin:3.0.16:wsdl2java failed: FOUND_NO_FRONTEND -> [Help 1] {noformat} {noformat:title=Further up in the log} java.lang.NullPointerException at org.apache.cxf.tools.common.toolspec.AbstractToolContainer.getBus(AbstractToolContainer.java:196) at org.apache.cxf.tools.wsdlto.WSDLToJavaContainer.processWsdl(WSDLToJavaContainer.java:195) at org.apache.cxf.tools.wsdlto.WSDLToJavaContainer.execute(WSDLToJavaContainer.java:164) at org.apache.cxf.tools.wsdlto.WSDLToJavaContainer.execute(WSDLToJavaContainer.java:412) at org.apache.cxf.tools.common.toolspec.ToolRunner.runTool(ToolRunner.java:105) at org.apache.cxf.tools.wsdlto.WSDLToJava.run(WSDLToJava.java:113) at org.apache.cxf.tools.wsdlto.WSDLToJava.run(WSDLToJava.java:86) at org.apache.cxf.maven_plugin.wsdl2java.WSDL2JavaMojo.generate(WSDL2JavaMojo.java:427) at org.apache.cxf.maven_plugin.AbstractCodegenMoho.execute(AbstractCodegenMoho.java:321) at org.apache.cxf.maven_plugin.wsdl2java.WSDL2JavaMojo.execute(WSDL2JavaMojo.java:524) 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.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:190) at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:186) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) {noformat} Looking at the [code|https://github.com/apache/cxf/blob/cxf-3.0.16/tools/common/src/main/java/org/apache/cxf/tools/common/toolspec/AbstractToolContainer.java#L196], it seems that the {{OASISCatalogManager}} bus extension is null. Please note that we use the parallel Maven build feature (-T) and we don't use the fork mode (which slows everything down considerably). -- This message was sent by Atlassian Jira (v8.3.4#803005)