*/
    public static void installArtifact(final Artifact artifact) {
        new Thread(() -> {
            final PluginHelper pluginHelper = ComponentUtil.getPluginHelper();
            final Artifact[] artifacts = pluginHelper.getInstalledArtifacts(artifact.getType());
            try {
                pluginHelper.installArtifact(artifact);
            } catch (final Exception e) {

import static org.codelibs.fess.app.web.admin.plugin.AdminPluginAction.getAllInstalledArtifacts;
import static org.codelibs.fess.app.web.admin.plugin.AdminPluginAction.installArtifact;

import java.util.List;
import java.util.Map;

import org.codelibs.fess.app.web.api.ApiResult;
import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.helper.PluginHelper.Artifact;

                // Mock install method
            }
        };

        Artifact artifact = new Artifact("fess-ds-test", "1.0.0", "http://test.com/test.jar");

        try {
            testHelper.installArtifact(artifact);
            // If we get here, the method executed without throwing
            assertTrue(true);
        } catch (Exception e) {
            fail("Unexpected exception: " + e.getMessage());
        }

    }

    /**
     * Installs an artifact based on its type.
     *
     * @param artifact the artifact to install
     */
    public void installArtifact(final Artifact artifact) {
        switch (artifact.getType()) {
        case THEME:
            install(artifact);
            ComponentUtil.getThemeHelper().install(artifact);
            break;