writer.append(printHexBinary(digest));
        }
    }

    protected Artifact createArtifact(String artifactId, String version) throws Exception {
        return createArtifact(artifactId, version, "jar");
    }

    protected Artifact createArtifact(String artifactId, String version, String type) throws Exception {
        return createArtifact("org.apache.maven", artifactId, version, type);
    }