private void copyBaseArtifact()

in src/main/java/org/apache/sling/maven/projectsupport/PreparePackageMojo.java [206:260]
45 lines of code
8 McCabe index (conditional complexity)

    private void copyBaseArtifact() throws MojoExecutionException {
        Artifact artifact = getBaseArtifact();
        if (artifact == null) {
            throw new MojoExecutionException(
                    String.format("Project doesn't have a base dependency of groupId %s and artifactId %s",
                                    base.getGroupId(), base.getArtifactId()));
        }
        File destinationDir = new File(getOutputDirectory(), baseDestination);
        File destinationFile = new File(destinationDir, artifact
                .getArtifactId()
                + "." + artifact.getArtifactHandler().getExtension());

        // check if custom sling.properties file or bootstrap command exists
        final Properties additionalProps = this.getSlingProperties(JAR.equals(this.packaging));
        final String bootstrapCmd = this.getSlingBootstrap(JAR.equals(this.packaging));
        if ( additionalProps != null || bootstrapCmd != null ) {
            // unpack to a temp destination
            final File dest = new File(this.tempDirectory, "basejar");
            try {
                unpack(artifact.getFile(), dest);

                // patch sling properties
                if ( additionalProps != null ) {
                    this.patchSlingProperties(dest, additionalProps);
                }

                // patch bootstrap command
                if  ( bootstrapCmd != null ) {
                    this.patchSlingBootstrap(dest, bootstrapCmd);
                }

                // and repack again
                pack(dest, destinationFile);
            } finally {
                this.tempDirectory.delete();
            }
        } else {
            // we can just copy
            if (shouldCopy(artifact.getFile(), destinationFile)) {
                try {
                    getLog().info(
                            String.format("Copying base artifact from %s to %s.",
                                    artifact.getFile(), destinationFile));
                    FileUtils.copyFile(artifact.getFile(), destinationFile);
                } catch (IOException e) {
                    throw new MojoExecutionException(
                            "Unable to copy base artifact.", e);
                }
            } else {
                getLog().debug(
                        String.format("Skipping copy of base artifact from %s.",
                                artifact.getFile()));
            }
        }
    }