ForceParentModder.java

package com.redhat.rcm.version.mgr.mod;

import com.redhat.rcm.version.mgr.session.VersionManagerSession;
import com.redhat.rcm.version.model.Project;
import org.apache.maven.mae.project.key.FullProjectKey;
import org.apache.maven.model.Model;
import org.apache.maven.model.Parent;
import org.codehaus.plexus.component.annotations.Component;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

@Component( role = ProjectModder.class, hint = "force-parent-realignment" )
public class ForceParentModder
    implements ProjectModder
{
    private final Logger logger = LoggerFactory.getLogger( getClass() );

    @Override
    public String getDescription()
    {
        return "Forcibly set the project's parent GAV using the declared toolchain GAV";
    }

    @Override
    public boolean inject( final Project project, final VersionManagerSession session )
    {
        boolean changed = false;

        if ( session.getToolchainKey() == null )
        {
            return changed;
        }

        final Model model = project.getModel();
        final FullProjectKey toolchainKey = session.getToolchainKey();

        Parent parent = model.getParent();

        if ( toolchainKey != null )
        {
            logger.info( "Injecting toolchain as parent for: " + project.getKey() );

            // Force relocation if its not in the same project tree (i.e. a parent inheritance to outside)
            if (parent == null || ! project.getGroupId().equals(parent.getGroupId() ))
            {
                parent = new Parent();
                parent.setGroupId(toolchainKey.getGroupId());
                parent.setArtifactId(toolchainKey.getArtifactId());
                parent.setVersion(toolchainKey.getVersion());

                model.setParent(parent);

                changed = true;
            }
        }
        else
        {
            logger.info( "Toolchain not specified. Skipping toolchain-parent injection..." );
        }

        return changed;
    }

}