Guillaume Nodet created MNG-7434:
------------------------------------

             Summary: The parent filter may cause failure
                 Key: MNG-7434
                 URL: https://issues.apache.org/jira/browse/MNG-7434
             Project: Maven
          Issue Type: Bug
    Affects Versions: 4.0.x-candidate
            Reporter: Guillaume Nodet


If a plugin defines something like:
{code:java}
                <plugin>
                    <groupId>org.codehaus.mojo</groupId>
                    <artifactId>flatten-maven-plugin</artifactId>
                    <version>1.2.5</version>
                    <executions>
                        <execution>
                            <id>default-cli</id>
                            <phase>process-resources</phase>
                            <goals>
                                <goal>flatten</goal>
                            </goals>
                            <configuration>
                                
<outputDirectory>${project.build.directory}</outputDirectory>
                                
<flattenedPomFilename>${project.artifactId}-${project.version}.pom</flattenedPomFilename>
                                <updatePomFile>true</updatePomFile>
                                <pomElements>
                                    <build>keep</build>
                                    
<dependencyManagement>keep</dependencyManagement>
                                    <description>keep</description>
                                    <name>keep</name>
                                    <parent>expand</parent>
                                    <pluginManagement>keep</pluginManagement>
                                    <profiles>remove</profiles>
                                    <properties>keep</properties>
                                </pomElements>
                            </configuration>
                        </execution>
                    </executions>
                </plugin> 
{code}
then the build will fail on the {{parent}} tag which is wrongly interpreted  as 
the model parent and cause an exception:
{code}
 org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor 
(DefaultGraphBuilder.java:465)
    at org.apache.maven.graph.DefaultGraphBuilder.build 
(DefaultGraphBuilder.java:98)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:716)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:262)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:240)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:151)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:1003)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:306)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:203)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    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] Re-run Maven using the '-X' switch to enable verbose output
[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/ProjectBuildingException
➜  camel git:(main) $MAVEN_HOME/bin/mvnDebug install -DskipTests -e
Preparing to execute Maven in debug mode
Listening for transport dt_socket at address: 8000
[INFO] BuildTimeEventSpy is registered.
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
Listening for transport dt_socket at address: 8000
[ERROR] Some problems were encountered while processing the POMs
[ERROR] The build could not read 1 project -> [Help 1]
org.apache.maven.project.ProjectBuildingException: Some problems were 
encountered while processing the POMs
    at org.apache.maven.project.DefaultProjectBuilder.build 
(DefaultProjectBuilder.java:419)
    at 
org.apache.maven.project.collector.DefaultProjectsSelector.selectProjects 
(DefaultProjectsSelector.java:65)
    at 
org.apache.maven.project.collector.MultiModuleCollectionStrategy.collectProjects
 (MultiModuleCollectionStrategy.java:71)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor 
(DefaultGraphBuilder.java:465)
    at org.apache.maven.graph.DefaultGraphBuilder.build 
(DefaultGraphBuilder.java:98)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:716)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:262)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:240)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:151)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:1003)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:306)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:203)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    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]   The project (/Users/gnodet/work/git/camel/pom.xml) has 1 error
[ERROR]     Unable to transform pom: Unable to build DOM: Not a regular file: 
/Users/gnodet/work/git/pom.xml
java.io.IOException: Unable to transform pom
    at org.apache.maven.model.io.DefaultModelReader.read 
(DefaultModelReader.java:174)
    at org.apache.maven.model.io.DefaultModelReader.read 
(DefaultModelReader.java:79)
    at org.apache.maven.model.building.DefaultModelProcessor.read 
(DefaultModelProcessor.java:89)
    at org.apache.maven.model.building.DefaultModelBuilder.readRawModel 
(DefaultModelBuilder.java:961)
    at org.apache.maven.model.building.DefaultModelBuilder.readEffectiveModel 
(DefaultModelBuilder.java:522)
    at org.apache.maven.model.building.DefaultModelBuilder.build 
(DefaultModelBuilder.java:721)
    at org.apache.maven.model.building.DefaultModelBuilder.build 
(DefaultModelBuilder.java:709)
    at org.apache.maven.project.DefaultProjectBuilder.build 
(DefaultProjectBuilder.java:621)
    at org.apache.maven.project.DefaultProjectBuilder.build 
(DefaultProjectBuilder.java:403)
    at 
org.apache.maven.project.collector.DefaultProjectsSelector.selectProjects 
(DefaultProjectsSelector.java:65)
    at 
org.apache.maven.project.collector.MultiModuleCollectionStrategy.collectProjects
 (MultiModuleCollectionStrategy.java:71)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor 
(DefaultGraphBuilder.java:465)
    at org.apache.maven.graph.DefaultGraphBuilder.build 
(DefaultGraphBuilder.java:98)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:716)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:262)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:240)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:151)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:1003)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:306)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:203)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    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.internal.xml.MavenXmlException: Unable to build DOM
    at org.apache.maven.internal.xml.DomBuilder.build (DomBuilder.java:73)
    at org.apache.maven.internal.xml.DomBuilder.build (DomBuilder.java:60)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.parsePluginExecution 
(MavenXpp3Reader.java:2998)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.parsePlugin 
(MavenXpp3Reader.java:2780)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.parsePluginManagement 
(MavenXpp3Reader.java:3048)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.parseBuild 
(MavenXpp3Reader.java:1005)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.parseModel 
(MavenXpp3Reader.java:2324)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.read 
(MavenXpp3Reader.java:3918)
    at jdk.internal.reflect.GeneratedMethodAccessor4.invoke (Unknown Source)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.model.io.DefaultModelReader.readModel 
(DefaultModelReader.java:187)
    at org.apache.maven.model.io.DefaultModelReader.read 
(DefaultModelReader.java:151)
    at org.apache.maven.model.io.DefaultModelReader.read 
(DefaultModelReader.java:79)
    at org.apache.maven.model.building.DefaultModelProcessor.read 
(DefaultModelProcessor.java:89)
    at org.apache.maven.model.building.DefaultModelBuilder.readRawModel 
(DefaultModelBuilder.java:961)
    at org.apache.maven.model.building.DefaultModelBuilder.readEffectiveModel 
(DefaultModelBuilder.java:522)
    at org.apache.maven.model.building.DefaultModelBuilder.build 
(DefaultModelBuilder.java:721)
    at org.apache.maven.model.building.DefaultModelBuilder.build 
(DefaultModelBuilder.java:709)
    at org.apache.maven.project.DefaultProjectBuilder.build 
(DefaultProjectBuilder.java:621)
    at org.apache.maven.project.DefaultProjectBuilder.build 
(DefaultProjectBuilder.java:403)
    at 
org.apache.maven.project.collector.DefaultProjectsSelector.selectProjects 
(DefaultProjectsSelector.java:65)
    at 
org.apache.maven.project.collector.MultiModuleCollectionStrategy.collectProjects
 (MultiModuleCollectionStrategy.java:71)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor 
(DefaultGraphBuilder.java:465)
    at org.apache.maven.graph.DefaultGraphBuilder.build 
(DefaultGraphBuilder.java:98)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:716)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:262)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:240)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:151)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:1003)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:306)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:203)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    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.IllegalArgumentException: Not a regular file: 
/Users/gnodet/work/git/pom.xml
    at 
org.apache.maven.model.building.DefaultModelBuilder$DefaultTransformerContextBuilder$1.findRawModel
 (DefaultModelBuilder.java:1854)
    at 
org.apache.maven.model.building.DefaultModelBuilder$DefaultTransformerContextBuilder$1.lambda$getRawModel$4
 (DefaultModelBuilder.java:1828)
    at 
org.apache.maven.model.building.DefaultTransformerContext$Holder.computeIfAbsent
 (DefaultTransformerContext.java:88)
    at 
org.apache.maven.model.building.DefaultModelBuilder$DefaultTransformerContextBuilder$1.getRawModel
 (DefaultModelBuilder.java:1828)
    at 
org.apache.maven.model.building.DefaultBuildPomXMLFilterFactory.lambda$getRelativePathMapper$0
 (DefaultBuildPomXMLFilterFactory.java:57)
    at org.apache.maven.model.transform.ParentXMLFilter.resolveRelativePath 
(ParentXMLFilter.java:160)
    at org.apache.maven.model.transform.ParentXMLFilter.process 
(ParentXMLFilter.java:115)
    at org.apache.maven.model.transform.pull.NodeBufferingParser.accept 
(NodeBufferingParser.java:65)
    at org.apache.maven.model.transform.pull.BufferingParser.next 
(BufferingParser.java:407)
    at org.apache.maven.model.transform.pull.BufferingParser.next 
(BufferingParser.java:406)
    at org.apache.maven.internal.xml.Xpp3DomBuilder.build 
(Xpp3DomBuilder.java:201)
    at org.apache.maven.internal.xml.Xpp3DomBuilder.build 
(Xpp3DomBuilder.java:183)
    at org.apache.maven.internal.xml.DomBuilder.build (DomBuilder.java:69)
    at org.apache.maven.internal.xml.DomBuilder.build (DomBuilder.java:60)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.parsePluginExecution 
(MavenXpp3Reader.java:2998)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.parsePlugin 
(MavenXpp3Reader.java:2780)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.parsePluginManagement 
(MavenXpp3Reader.java:3048)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.parseBuild 
(MavenXpp3Reader.java:1005)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.parseModel 
(MavenXpp3Reader.java:2324)
    at org.apache.maven.model.io.xpp3.MavenXpp3Reader.read 
(MavenXpp3Reader.java:3918)
    at jdk.internal.reflect.GeneratedMethodAccessor4.invoke (Unknown Source)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.model.io.DefaultModelReader.readModel 
(DefaultModelReader.java:187)
    at org.apache.maven.model.io.DefaultModelReader.read 
(DefaultModelReader.java:151)
    at org.apache.maven.model.io.DefaultModelReader.read 
(DefaultModelReader.java:79)
    at org.apache.maven.model.building.DefaultModelProcessor.read 
(DefaultModelProcessor.java:89)
    at org.apache.maven.model.building.DefaultModelBuilder.readRawModel 
(DefaultModelBuilder.java:961)
    at org.apache.maven.model.building.DefaultModelBuilder.readEffectiveModel 
(DefaultModelBuilder.java:522)
    at org.apache.maven.model.building.DefaultModelBuilder.build 
(DefaultModelBuilder.java:721)
    at org.apache.maven.model.building.DefaultModelBuilder.build 
(DefaultModelBuilder.java:709)
    at org.apache.maven.project.DefaultProjectBuilder.build 
(DefaultProjectBuilder.java:621)
    at org.apache.maven.project.DefaultProjectBuilder.build 
(DefaultProjectBuilder.java:403)
    at 
org.apache.maven.project.collector.DefaultProjectsSelector.selectProjects 
(DefaultProjectsSelector.java:65)
    at 
org.apache.maven.project.collector.MultiModuleCollectionStrategy.collectProjects
 (MultiModuleCollectionStrategy.java:71)
    at org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor 
(DefaultGraphBuilder.java:465)
    at org.apache.maven.graph.DefaultGraphBuilder.build 
(DefaultGraphBuilder.java:98)
    at org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:716)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:262)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:240)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:151)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:1003)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:306)
    at org.apache.maven.cli.MavenCli.main (MavenCli.java:203)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke 
(NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    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] Re-run Maven using the '-X' switch to enable verbose output
[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/ProjectBuildingException
{code}



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