It worked thanks Patrick! cheers,
Patrick On 3/14/07, Patrick Schneider <[EMAIL PROTECTED]> wrote:
Hi Miguel, You should change the <modules> section in your main pom to this: <modules> <module>parent</module> <module>son</module> </modules> In other words, before son or grandson can be built, you need to build the parent. Cheers, Patrick On 3/14/07, Miguel Angel Hernández <[EMAIL PROTECTED]> wrote: > > Hi all, > My first message was rejected as s p a m sob sob. > I have a problem regarding relativePaths, inheritance and aggregation, and > need some help please. I tested this in maven 2.0.5 > I have the following directory structure > > main: > - pom.xml > parent: > - pom.xml > son: > - pom.xml > - grandson: > - pom.xml > > Inheritance goes like this: parent > son > grandson; and aggregation goes > like: main < son and son < grandson. > > Whenever I make a fresh mvn install (fresh meaning my local repository is > clean w/o anyone of my artifacts) from the main I get and error because > son > artifact cant find the parent POM. I'm using relativePath to indicate > where > the son should search for his parent. > > Here is the code: > Main pom: > > <?xml version="1.0" encoding="UTF-8"?> > <project> > <modelVersion>4.0.0</modelVersion> > <groupId>org.migs.ejemplos</groupId> > <artifactId>maven-test</artifactId> > <version>0.0.1</version> > <packaging>pom</packaging> > > <modules> > <module>son</module> > </modules> > </project> > > Parent pom: > > <?xml version="1.0" encoding="UTF-8"?> > <project xmlns=" http://maven.apache.org/POM/4.0.0" > xmlns:xsi=" http://www.w3.org/2001/XMLSchema-instance" > xsi:schemaLocation=" http://maven.apache.org/POM/4.0.0 > http://maven.apache.org/maven-v4_0_0.xsd"> > <modelVersion>4.0.0</modelVersion> > <groupId>org.migs.ejemplos</groupId> > <artifactId>parent</artifactId> > <packaging>pom</packaging> > <version>0.0.1</version> > </project> > > Son pom: > > <?xml version="1.0" encoding="UTF-8"?> > <project> > <modelVersion>4.0.0</modelVersion> > <parent> > <groupId> org.migs.ejemplos</groupId> > <artifactId>parent</artifactId> > <version>0.0.1</version> > <relativePath>../parent/pom.xml</relativePath> > </parent> > <groupId> org.migs.ejemplos</groupId> > <artifactId>son</artifactId> > <version>0.0.1</version> > <packaging>pom</packaging> > <modules> > <module>grandson</module> > </modules> > </project> > > Grandson POM: > > <?xml version="1.0" encoding="UTF-8"?> > <project> > <modelVersion> 4.0.0 </modelVersion> > <parent> > <groupId>org.migs.ejemplos</groupId> > <artifactId>son</artifactId> > <version>0.0.1</version> > <relativePath>../pom.xml</relativePath> > </parent> > <groupId>org.migs.ejemplos</groupId> > <artifactId>grandson</artifactId> > <version>0.0.1</version> > <packaging>pom</packaging> > </project> > > And here is a part of the ST: > > [EMAIL PROTECTED]:~/trabajo/migs.org/ejemplos/maven-test> mvn install -e > + Error stacktraces are turned on. > [INFO] Scanning for projects... > Downloading: > http://repo1.maven.org/maven2/org/migs/ejemplos/parent/0.0.1/parent-0.0.1.pom > > [WARNING] Unable to get resource from repository central ( > http://repo1.maven.org/maven2) > [INFO] > ------------------------------------------------------------------------ > [ERROR] FATAL ERROR > [INFO] > ------------------------------------------------------------------------ > [INFO] Error building POM (may not be this project's POM). > > > Project ID: org.migs.ejemplos:son:pom:0.0.1 > > Reason: Cannot find parent: org.migs.ejemplos:parent for project: > org.migs.ejemplos:son:pom:0.0.1 > > > [INFO] > ------------------------------------------------------------------------ > [INFO] Trace > org.apache.maven.reactor.MavenExecutionException: Cannot find parent: > org.migs.ejemplos:parent for project: org.migs.ejemplos:son:pom:0.0.1 > at org.apache.maven.DefaultMaven.getProjects(DefaultMaven.java > :365) > at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java :278) > at org.apache.maven.DefaultMaven.execute(DefaultMaven.java :115) > at org.apache.maven.cli.MavenCli.main(MavenCli.java:256) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at sun.reflect.NativeMethodAccessorImpl.invoke( > NativeMethodAccessorImpl.java :39) > at sun.reflect.DelegatingMethodAccessorImpl.invoke( > DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at org.codehaus.classworlds.Launcher.launchEnhanced ( Launcher.java > :315) > at org.codehaus.classworlds.Launcher.launch(Launcher.java:255) > at org.codehaus.classworlds.Launcher.mainWithExitCode( > Launcher.java > :430) > at org.codehaus.classworlds.Launcher.main (Launcher.java:375) > Caused by: org.apache.maven.project.ProjectBuildingException: Cannot find > parent: org.migs.ejemplos:parent for project: > org.migs.ejemplos:son:pom:0.0.1 > at > org.apache.maven.project.DefaultMavenProjectBuilder.assembleLineage ( > DefaultMavenProjectBuilder.java:1161) > at > org.apache.maven.project.DefaultMavenProjectBuilder.assembleLineage( > DefaultMavenProjectBuilder.java:1176) > at > org.apache.maven.project.DefaultMavenProjectBuilder.buildInternal( > DefaultMavenProjectBuilder.java:674) > at > > org.apache.maven.project.DefaultMavenProjectBuilder.buildFromSourceFileInternal > (DefaultMavenProjectBuilder.java:416) > at org.apache.maven.project.DefaultMavenProjectBuilder.build ( > DefaultMavenProjectBuilder.java:192) > at org.apache.maven.DefaultMaven.getProject(DefaultMaven.java :515) > at org.apache.maven.DefaultMaven.collectProjects( DefaultMaven.java > :447) > at org.apache.maven.DefaultMaven.collectProjects ( > DefaultMaven.java > :491) > at org.apache.maven.DefaultMaven.collectProjects( DefaultMaven.java > :491) > at org.apache.maven.DefaultMaven.getProjects(DefaultMaven.java > :351) > ... 11 more > Caused by: org.apache.maven.project.ProjectBuildingException: POM ' > org.migs.ejemplos:parent' not found in repository: Unable to download the > artifact from any repository > > > The thing is when I comment the aggregation part on the son pom (comment > the > modules section) the main installs correctly, or obviously if I install > the > parent first. But I think this should build from > the main pom just right. > > Thanks > > Miguel >