Re: [m2e-users] Where does Java nature come from?

[Igor Fedorenko <igor@xxxxxxxxxxxxxx>]

Please open a bugreport with standalone example project if
${maven.compiler.compilerId} is actually javac.

--
Regards,
Igor

On 11-05-30 05:46 PM, Benson Margulies wrote:
> groovy climbs on top of java. The packaging is jar, and the compiler
> plugin runs as usual. Here's a little excerpt from -X of running mvn
> in the project.
>
> [DEBUG] -----------------------------------------------------------------------
> [DEBUG] Goal:
> org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile
> (default-compile)
> [DEBUG] Style:         Regular
> [DEBUG] Configuration:<?xml version="1.0" encoding="UTF-8"?>
> <configuration>
>    <basedir default-value="${basedir}"/>
>    <buildDirectory default-value="${project.build.directory}"/>
>    <classpathElements default-value="${project.compileClasspathElements}"/>
>    <compileSourceRoots default-value="${project.compileSourceRoots}"/>
>    <compilerId default-value="javac">${maven.compiler.compilerId}</compilerId>
>    <compilerVersion>${maven.compiler.compilerVersion}</compilerVersion>
>    <debug default-value="true">${maven.compiler.debug}</debug>
>    <debuglevel>${maven.compiler.debuglevel}</debuglevel>
>    <encoding default-value="${project.build.sourceEncoding}">${encoding}</encoding>
>    <executable>${maven.compiler.executable}</executable>
>    <failOnError default-value="true">${maven.compiler.failOnError}</failOnError>
>    <fork default-value="false">${maven.compiler.fork}</fork>
>    <generatedSourcesDirectory
> default-value="${project.build.directory}/generated-sources/annotations"/>
>    <maxmem>${maven.compiler.maxmem}</maxmem>
>    <meminitial>${maven.compiler.meminitial}</meminitial>
>    <optimize default-value="false">${maven.compiler.optimize}</optimize>
>    <outputDirectory default-value="${project.build.outputDirectory}"/>
>    <outputFileName>${project.build.finalName}</outputFileName>
>    <projectArtifact default-value="${project.artifact}"/>
>    <session default-value="${session}"/>
>    <showDeprecation
> default-value="false">${maven.compiler.showDeprecation}</showDeprecation>
>    <showWarnings
> default-value="false">${maven.compiler.showWarnings}</showWarnings>
>    <source default-value="1.5">${maven.compiler.source}</source>
>    <staleMillis default-value="0">${lastModGranularityMs}</staleMillis>
>    <target default-value="1.5">${maven.compiler.target}</target>
>    <verbose default-value="false">${maven.compiler.verbose}</verbose>
> </configuration>
>
>
> On Mon, May 30, 2011 at 5:41 PM, Igor Fedorenko<igor@xxxxxxxxxxxxxx>  wrote:
> > Java nature is enabled based on presence of maven-compiler-plugin with
> > compilerId=javac in project build lifecycle (see [1] for exact mapping).
> >
> > Configuration logic is implemented in [2], which is meant to be
> > extensible, but I don't know if there is enough flexibility to support
> > groovy projects. If not, you'd have to implement java nature and
> > classpath setup logic in GroovyProjectConfigurator.
> >
> > [1]
> > http://git.eclipse.org/c/m2e/m2e-core.git/tree/org.eclipse.m2e.jdt/lifecycle-mapping-metadata.xml
> > [2]
> > http://git.eclipse.org/c/m2e/m2e-core.git/tree/org.eclipse.m2e.jdt/src/org/eclipse/m2e/jdt/internal/AbstractJavaProjectConfigurator.java
> >
> > --
> > Regards,
> > Igor
> >
> > On 11-05-30 05:23 PM, Benson Margulies wrote:
> > > No, this isn't zen.
> > >
> > > I'm trying to help out the maintainer of the groovy maven/eclipse
> > > plugins in adapting to 0.13.
> > >
> > > Their configuration looks like:
> > >
> > > public class GroovyProjectConfigurator extends AbstractProjectConfigurator
> > >          implements IJavaProjectConfigurator {
> > > ...
> > >
> > > }
> > >
> > > When I load everything in with 0.13, a test project never acquires
> > > java nature, and then their configuration fails because there's no
> > > classpath.
> > >
> > > Is
> > > org.codehaus.groovy.m2eclipse.GroovyProjectConfigurator.configure(ProjectConfigurationRequest,
> > > IProgressMonitor) responsible for adding the Java nature?
> >
> > _______________________________________________
> > m2e-users mailing list
> > m2e-users@xxxxxxxxxxx
> > https://dev.eclipse.org/mailman/listinfo/m2e-users
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