scala_maven.AddSourceMojo Maven / Gradle / Ivy

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The scala-maven-plugin (previously maven-scala-plugin) is used for compiling/testing/running/documenting scala code of any maven project.

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package scala_maven;

import java.io.File;

import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.project.MavenProject;

/**
 * Add more source directories to the POM.
 *
 * @executionStrategy always
 * @goal add-source
 * @phase initialize
 * @requiresDirectInvocation false
 * @threadSafe
 */
public class AddSourceMojo extends AbstractMojo {

    /**
     * @parameter property="project"
     * @required
     * @readonly
     */
    private MavenProject project;

    /**
     * The directory in which scala source is found
     *
     * @parameter default-value="${project.build.sourceDirectory}/../scala"
     */
    protected File sourceDir;

    /**
     * The directory in which testing scala source is found
     *
     * @parameter default-value="${project.build.testSourceDirectory}/../scala"
     */
    protected File testSourceDir;

    /**
     * Should use CanonicalPath to normalize path (true => getCanonicalPath, false => getAbsolutePath)
     * @see https://github.com/davidB/maven-scala-plugin/issues/50
     * @parameter property="maven.scala.useCanonicalPath" default-value="true"
     */
    protected boolean useCanonicalPath = true;
    
    @Override
    public void execute() throws MojoExecutionException {
        try {
            if (sourceDir != null) {
                String path = FileUtils.pathOf(sourceDir, useCanonicalPath);
                if (!project.getCompileSourceRoots().contains(path)) {
                    getLog().info("Add Source directory: " + path);
                    project.addCompileSourceRoot(path);
                }
            }
            if (testSourceDir != null) {
                String path = FileUtils.pathOf(testSourceDir, useCanonicalPath);
                if (!project.getTestCompileSourceRoots().contains(path)) {
                    getLog().info("Add Test Source directory: " + path);
                    project.addTestCompileSourceRoot(path);
                }
            }
        } catch(Exception exc) {
            getLog().warn(exc);
        }
    }
}