}

    public static ArtifactHandler newHandler(Artifact artifact) {
        String type = artifact.getProperty(ArtifactProperties.TYPE, artifact.getExtension());
        return new DefaultArtifactHandler(
                type,
                artifact.getExtension(),
                null,
                null,
                null,

     *
     * @return The module.
     */
    ResolvedModuleVersion getModuleVersion();

    String getName();

    String getType();

    @Nullable
    String getExtension();

    @Nullable
    String getClassifier();

    ComponentArtifactIdentifier getId();

     * For an artifact without an extension, this value will be an empty String.
     */
    String getExtension();

    /**
     * Sets the extension used to publish the artifact file.
     * @param extension The extension.
     */
    void setExtension(String extension);

    /**
     * The classifier used to publish the artifact file.

import java.io.InputStream;
import java.io.OutputStream;

/**
 * Armored signature type.
 */
public class ArmoredSignatureType extends AbstractSignatureType {

    @Override
    public String getExtension() {
        return "asc";
    }

    @Override
    public void sign(Signatory signatory, InputStream toSign, OutputStream destination) {

        path.append(artifact.getExtension()).append("s/");

        path.append(artifact.getArtifactId()).append('-').append(artifact.getVersion());

        if (!artifact.getClassifier().isEmpty()) {
            path.append('-').append(artifact.getClassifier());
        }

        path.append('.').append(artifact.getExtension());

        return path.toString();
    }

    }

    private static ScriptingLanguage scriptingLanguage(final String extension, @Nullable final String scriptPluginFactory) {
        return new ScriptingLanguage() {
            @Override
            public String getExtension() {
                return extension;
            }

            @Override
            public String getProvider() {
                return scriptPluginFactory;
            }
        };
    }

 */
public interface IvyArtifactName {
    String getName();

    String getType();

    @Nullable
    String getExtension();

    @Nullable
    String getClassifier();

    String getDisplayName();

            return classifier;
        } else {
            return artifact.getClassifier();
        }
    }

    @Override
    public String getExtension() {
        if (extension != null) {
            return extension;
        } else {
            return artifact.getExtension();
        }
    }

    @Override
    public String getVersion() {
        if (version != null) {
            return version;

 */
package org.gradle.plugins.signing.type;

/**
 * Binary signature type.
 */
public class BinarySignatureType extends AbstractSignatureType {

    @Override
    public String getExtension() {
        return "sig";
    }

        when(artifact.getGroupId()).thenReturn("group1");
        when(artifact.getArtifactId()).thenReturn("artifact1");
        when(artifact.getExtension()).thenReturn("ext");
        when(artifact.getClassifier()).thenReturn("classifier1");
        when(artifact.getVersion()).thenReturn("1");
        artifacts.add(artifact);