private void createShrinkWrapDomain() {
    ClassLoader originalCl = Thread.currentThread().getContextClassLoader();
    try {
        if (isFatJar()) {
            Module appModule = Module.getBootModuleLoader().loadModule(APPLICATION_MODULE_NAME);
            Thread.currentThread().setContextClassLoader(appModule.getClassLoader());
        }
        Domain domain = ShrinkWrap.getDefaultDomain();
        domain.getConfiguration().getExtensionLoader().addOverride(ZipExporter.class, ZipExporterImpl.class);
        domain.getConfiguration().getExtensionLoader().addOverride(ZipImporter.class, ZipImporterImpl.class);
        domain.getConfiguration().getExtensionLoader().addOverride(ExplodedExporter.class, ExplodedExporterImpl.class);
        domain.getConfiguration().getExtensionLoader().addOverride(ExplodedImporter.class, ExplodedImporterImpl.class);
        domain.getConfiguration().getExtensionLoader().addOverride(JavaArchive.class, JavaArchiveImpl.class);
        domain.getConfiguration().getExtensionLoader().addOverride(WebArchive.class, WebArchiveImpl.class);
    } catch (Exception e) {
        SwarmMessages.MESSAGES.shrinkwrapDomainSetupFailed(e);
    } finally {
        Thread.currentThread().setContextClassLoader(originalCl);
    }
}
 

public void repackageWar(File file) throws IOException {
    if (!filterWebInfLib) {
        return;
    }

    this.log.info("Repackaging .war: " + file);

    Path backupPath = get(file);
    move(file, backupPath, this.log);

    Archive original = ShrinkWrap.create(JavaArchive.class);
    try (InputStream inputStream = Files.newInputStream(backupPath)) {
        original.as(ZipImporter.class).importFrom(inputStream);
    }

    Archive repackaged = new WebInfLibFilteringArchive(original, this.dependencyManager);
    repackaged.as(ZipExporter.class).exportTo(file, true);
    this.log.info("Repackaged .war: " + file);
}
 

@Test
public void test_load_plugins_folder_contains_jar_file() throws Exception {
    final File pluginsFolder = temporaryFolder.newFolder("extension");
    final File pluginFolder = temporaryFolder.newFolder("extension", "plugin1");
    final File file = new File(pluginFolder, "extension.jar");
    FileUtils.writeStringToFile(pluginFolder.toPath().resolve("hivemq-extension.xml").toFile(),
            validPluginXML1,
            Charset.defaultCharset());
    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class).
            addAsServiceProviderAndClasses(ExtensionMain.class, TestExtensionMainImpl.class);

    javaArchive.as(ZipExporter.class).exportTo(file);

    when(classServiceLoader.load(eq(ExtensionMain.class), any(ClassLoader.class))).thenReturn(new ArrayList<>());

    pluginLoader.loadPlugins(pluginsFolder.toPath(), false, ExtensionMain.class);

    //Let's verify that the extension was loaded
    verify(classServiceLoader).load(any(Class.class), any(ClassLoader.class));
}
 

@Override
public ArtifactSpec resolve(ArtifactSpec spec) throws Exception {
    File resolved = resolvedArtifacts.get(spec);

    if (resolved == null) {
        Archive archive = artifacts.get(spec);
        if (archive != null) {
            resolved = File.createTempFile(spec.artifactId(), ".jar");
            resolved.delete();
            resolved.deleteOnExit();
            archive.as(ZipExporter.class).exportTo(resolved);
            this.resolvedArtifacts.put(spec, resolved);
        }
    }
    spec.file = resolved;
    return spec;

}
 

/*******************************
 * loadSinglePlugin(...) Tests *
 *******************************/

@Test(timeout = 5000)
public void test_load_single_plugin_load_and_instantiate_enabled() throws Throwable {

    final File pluginFolder1 = temporaryFolder.newFolder("extension", "plugin1");
    FileUtils.writeStringToFile(pluginFolder1.toPath().resolve("hivemq-extension.xml").toFile(),
            validPluginXML1,
            Charset.defaultCharset());
    final File file = new File(pluginFolder1, "extension.jar");
    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class).
            addAsServiceProviderAndClasses(ExtensionMain.class, TestExtensionMainImpl.class);
    javaArchive.as(ZipExporter.class).exportTo(file);

    final HiveMQExtension hiveMQExtension = realPluginLoader.loadSinglePlugin(
            pluginFolder1.toPath(),
            HiveMQPluginXMLReader.getPluginEntityFromXML(pluginFolder1.toPath(), true).get(),
            ExtensionMain.class);

    assertNotNull(hiveMQExtension);
    hiveMQExtension.start(super.getTestPluginStartInput(), super.getTestPluginStartOutput());
    assertTrue(hiveMQExtension.isEnabled());
}
 

@Test
public void testFractionMatchingWebXML() throws Exception {
    JARArchive archive = ShrinkWrap.create(JARArchive.class);
    archive.addAsResource("WEB-INF/web.xml");
    FractionUsageAnalyzer analyzer = new FractionUsageAnalyzer();

    final File out = Files.createTempFile(archive.getName(), ".war").toFile();
    out.deleteOnExit();
    archive.as(ZipExporter.class).exportTo(out, true);
    analyzer.source(out);

    assertThat(analyzer.detectNeededFractions()
                   .stream()
                   .filter(fd -> fd.getArtifactId().equals("security"))
                   .count()).isEqualTo(1);
}
 

private DisconnectOutboundInterceptor getIsolatedOutboundInterceptor(final @NotNull String name) throws Exception {
    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.DisconnectOutboundInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.DisconnectOutboundInterceptorHandlerTest$" + name);

    return (DisconnectOutboundInterceptor) interceptorClass.newInstance();
}
 

private DisconnectInboundInterceptor getIsolatedInboundInterceptor(final @NotNull String name) throws Exception {
    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.DisconnectInboundInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.DisconnectInboundInterceptorHandlerTest$" + name);

    return (DisconnectInboundInterceptor) interceptorClass.newInstance();
}
 

private @NotNull UnsubscribeInboundInterceptor getIsolatedInboundInterceptor(final @NotNull String name)
        throws Exception {
    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.UnsubscribeInboundInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.UnsubscribeInboundInterceptorHandlerTest$" + name);

    return (UnsubscribeInboundInterceptor) interceptorClass.newInstance();
}
 

private SubackOutboundInterceptor getIsolatedOutboundInterceptor(final @NotNull String name) throws Exception {
    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.SubackOutboundInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.SubackOutboundInterceptorHandlerTest$" + name);

    return (SubackOutboundInterceptor) interceptorClass.newInstance();
}
 

@Test
public void testFractionMatching() throws Exception {
    JARArchive archive = ShrinkWrap.create(JARArchive.class);
    archive.addAsResource("META-INF/persistence.xml");
    FractionUsageAnalyzer analyzer = new FractionUsageAnalyzer();

    File out = Files.createTempFile(archive.getName(), ".war").toFile();
    archive.as(ZipExporter.class).exportTo(out, true);

    analyzer.source(out);
    assertThat(analyzer.detectNeededFractions()
                   .stream()
                   .filter(fd -> fd.getArtifactId().equals("jpa"))
                   .count()).isEqualTo(1);

    out.delete();
}
 

@NotNull
private PubackInboundInterceptor getInboundInterceptor(@NotNull final String name) throws Exception {

    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.PubackInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    //This classloader contains the classes from the jar file
    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.PubackInterceptorHandlerTest$" + name);

    return (PubackInboundInterceptor) interceptorClass.newInstance();
}
 

@Test
public void testFractionMatching() throws Exception {
    JARArchive archive = ShrinkWrap.create(JARArchive.class);
    archive.addClass(MyTopicMDB.class);
    FractionUsageAnalyzer analyzer = new FractionUsageAnalyzer();

    final File out = Files.createTempFile(archive.getName(), ".war").toFile();
    out.deleteOnExit();
    archive.as(ZipExporter.class).exportTo(out, true);

    analyzer.source(out);
    assertThat(analyzer.detectNeededFractions()
                       .stream()
                       .filter(fd -> fd.getArtifactId().equals("messaging"))
                       .count()).isEqualTo(1);
}
 

@Test
public void testFractionMatching() throws Exception {
    JARArchive archive = ShrinkWrap.create(JARArchive.class);
    archive.addAsResource(EmptyAsset.INSTANCE,"WEB-INF/beans.xml");
    FractionUsageAnalyzer analyzer = new FractionUsageAnalyzer();

    final File out = Files.createTempFile(archive.getName(), ".war").toFile();
    out.deleteOnExit();
    archive.as(ZipExporter.class).exportTo(out, true);
    analyzer.source(out);

    assertThat(analyzer.detectNeededFractions()
                   .stream()
                   .filter(fd -> fd.getArtifactId().equals("cdi"))
                   .count()).isEqualTo(1);
}
 

@NotNull
private PubrecInboundInterceptor getInboundInterceptor(@NotNull final String name) throws Exception {

    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.PubrecInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    //This classloader contains the classes from the jar file
    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.PubrecInterceptorHandlerTest$" + name);

    return (PubrecInboundInterceptor) interceptorClass.newInstance();
}
 

@NotNull
private PubrecOutboundInterceptor getOutboundInterceptor(@NotNull final String name) throws Exception {

    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.PubrecInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    //This classloader contains the classes from the jar file
    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.PubrecInterceptorHandlerTest$" + name);

    return (PubrecOutboundInterceptor) interceptorClass.newInstance();
}
 

@NotNull
private PubrelInboundInterceptor getInboundInterceptor(@NotNull final String name) throws Exception {

    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.PubrelInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    //This classloader contains the classes from the jar file
    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.PubrelInterceptorHandlerTest$" + name);

    return (PubrelInboundInterceptor) interceptorClass.newInstance();
}
 

@NotNull
private PubrelOutboundInterceptor getOutboundInterceptor(@NotNull final String name) throws Exception {

    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.PubrelInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    //This classloader contains the classes from the jar file
    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.PubrelInterceptorHandlerTest$" + name);

    return (PubrelOutboundInterceptor) interceptorClass.newInstance();
}
 

private AuthorizerProvider getTestAuthorizerProvider(final String name, final CountDownLatch countDownLatch)
        throws Exception {

    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.testextensions." + name)
            .addClass("com.hivemq.extensions.handler.testextensions." + name + "$1");

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    //This classloader contains the classes from the jar file
    final IsolatedPluginClassloader cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> providerClass = cl.loadClass("com.hivemq.extensions.handler.testextensions." + name);

    final AuthorizerProvider testProvider =
            (AuthorizerProvider) providerClass.getDeclaredConstructor(CountDownLatch.class)
                    .newInstance(countDownLatch);
    return testProvider;
}
 

private @NotNull PingReqInboundInterceptor getIsolatedInboundInterceptor(final @NotNull String name) throws Exception {
    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.PingInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.PingInterceptorHandlerTest$" + name);

    final PingReqInboundInterceptor interceptor =
            (PingReqInboundInterceptor) interceptorClass.newInstance();

    return interceptor;
}
 

private @NotNull PingRespOutboundInterceptor getIsolatedOutboundInterceptor(final @NotNull String name)
        throws Exception {
    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.PingInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.PingInterceptorHandlerTest$" + name);

    final PingRespOutboundInterceptor interceptor =
            (PingRespOutboundInterceptor) interceptorClass.newInstance();

    return interceptor;
}
 

@NotNull
private PubcompInboundInterceptor getInboundInterceptor(@NotNull final String name) throws Exception {

    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.PubcompInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    //This classloader contains the classes from the jar file
    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.PubcompInterceptorHandlerTest$" + name);

    return (PubcompInboundInterceptor) interceptorClass.newInstance();
}
 

@NotNull
private PubcompOutboundInterceptor getOutboundInterceptor(@NotNull final String name) throws Exception {

    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class)
            .addClass("com.hivemq.extensions.handler.PubcompInterceptorHandlerTest$" + name);

    final File jarFile = temporaryFolder.newFile();
    javaArchive.as(ZipExporter.class).exportTo(jarFile, true);

    //This classloader contains the classes from the jar file
    final IsolatedPluginClassloader
            cl =
            new IsolatedPluginClassloader(new URL[]{jarFile.toURI().toURL()}, this.getClass().getClassLoader());

    final Class<?> interceptorClass =
            cl.loadClass("com.hivemq.extensions.handler.PubcompInterceptorHandlerTest$" + name);

    return (PubcompOutboundInterceptor) interceptorClass.newInstance();
}
 

public byte[] addContent(Archive<?> archive) throws IOException, URISyntaxException {
    try {
        MessageDigest messageDigest = MessageDigest.getInstance("SHA-1");
        byte[] sha1Bytes;
        messageDigest.reset();
        BufferedInputStream bis = new BufferedInputStream(archive.as(ZipExporter.class).exportAsInputStream());
        byte[] bytes = new byte[8192];
        int read;
        while ((read = bis.read(bytes)) > -1) {
            messageDigest.update(bytes, 0, read);
        }
        sha1Bytes = messageDigest.digest();
        String key = toKey(sha1Bytes);
        this.fs.addArchive(archive.getName(), archive);
        this.index.put(key, this.fsMount.getChild(archive.getName()).toURI());
        return sha1Bytes;
    } catch (NoSuchAlgorithmException e) {
        throw new IOException(e);
    }
}
 

static void exportToQuarkusDeploymentPath(JavaArchive archive) throws IOException {
    String exportPath = System.getProperty("quarkus.deploymentExportPath");
    if (exportPath == null) {
        return;
    }
    File exportDir = new File(exportPath);
    if (exportDir.exists()) {
        if (!exportDir.isDirectory()) {
            throw new IllegalStateException("Export path is not a directory: " + exportPath);
        }
        try (Stream<Path> stream = Files.walk(exportDir.toPath())) {
            stream.sorted(Comparator.reverseOrder()).map(Path::toFile)
                    .forEach(File::delete);
        }
    } else if (!exportDir.mkdirs()) {
        throw new IllegalStateException("Export path could not be created: " + exportPath);
    }
    File exportFile = new File(exportDir, archive.getName());
    archive.as(ZipExporter.class).exportTo(exportFile);
}
 

@Test
public void testDetectEmptyWarAsUndertow() throws Exception {
    JavaArchive archive = ShrinkWrap.create(JavaArchive.class, "test.war");
    archive.add(EmptyAsset.INSTANCE, "nothing");
    FractionUsageAnalyzer analyzer = new FractionUsageAnalyzer();

    final File out = Files.createTempFile(archive.getName(), ".war").toFile();
    archive.as(ZipExporter.class).exportTo(out, true);

    analyzer.source(out);
    assertThat(analyzer.detectNeededFractions()
                       .stream()
                       .filter(fd -> fd.getArtifactId().equals("undertow"))
                       .count())
            .isEqualTo(1);

    out.delete();
}
 

@Override
public Archive<?> generateDeployment(TestDeployment testDeployment, Collection<ProtocolArchiveProcessor> collection) {
    Archive<?> applicationArchive = testDeployment.getApplicationArchive();
    boolean isClassPath = ClassPath.isRepresentedBy(applicationArchive);
    for (Archive<?> auxiliaryArchive : testDeployment.getAuxiliaryArchives()) {
        if (isClassPath) {
            applicationArchive.add(auxiliaryArchive, ClassPath.ROOT_ARCHIVE_PATH, ZipExporter.class);
        } else {
            applicationArchive.merge(auxiliaryArchive);
        }
    }
    return applicationArchive;
}
 

protected File export(JavaArchive archive) throws IOException {
    File tmpFile = File.createTempFile("boostrap-archive", ".jar");
    tmpFile.deleteOnExit();
    tmpFile.delete();
    archive.as(ZipExporter.class).exportTo(tmpFile);
    return tmpFile;
}
 

@Test
public void test_load_plugins_folder_contain_wrong_id_in_xml() throws Exception {
    final File pluginsFolder = temporaryFolder.newFolder("extension");
    final File pluginFolder = temporaryFolder.newFolder("extension", "plugin1");
    final File file = new File(pluginFolder, "extension.jar");
    FileUtils.writeStringToFile(pluginFolder.toPath().resolve("hivemq-extension.xml").toFile(),
            invalidPluginXML,
            Charset.defaultCharset());
    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class).
            addAsServiceProviderAndClasses(ExtensionMain.class, TestExtensionMainImpl.class);

    javaArchive.as(ZipExporter.class).exportTo(file);

    final ImmutableList<HiveMQPluginEvent> pluginEvents =
            pluginLoader.loadPlugins(pluginsFolder.toPath(), false, ExtensionMain.class);

    assertEquals(0, pluginEvents.size());

    //Let's verify that the extension was not loaded
    verify(classServiceLoader, never()).load(any(Class.class), any(ClassLoader.class));

    final File[] listFiles = pluginFolder.listFiles();
    assertNotNull(listFiles);
    assertEquals(2, listFiles.length);

    boolean disabledFileFound = false;

    for (final File listFile : listFiles) {
        if (listFile != null && listFile.getName().equals("DISABLED")) {
            disabledFileFound = true;
        }
    }

    assertFalse(disabledFileFound);

}
 

@Test
public void test_load_plugins_folder_contains_two_plugin_folders() throws Exception {

    final File pluginsFolder = temporaryFolder.newFolder("extension");
    final File pluginFolder1 = temporaryFolder.newFolder("extension", "plugin1");
    final File pluginFolder2 = temporaryFolder.newFolder("extension", "plugin2");


    final File file = new File(pluginFolder1, "extension.jar");
    final File file2 = new File(pluginFolder2, "extension.jar");
    final JavaArchive javaArchive = ShrinkWrap.create(JavaArchive.class).
            addAsServiceProviderAndClasses(ExtensionMain.class, TestExtensionMainImpl.class);

    FileUtils.writeStringToFile(pluginFolder1.toPath().resolve("hivemq-extension.xml").toFile(),
            validPluginXML1,
            Charset.defaultCharset());
    FileUtils.writeStringToFile(pluginFolder2.toPath().resolve("hivemq-extension.xml").toFile(),
            validPluginXML2,
            Charset.defaultCharset());


    javaArchive.as(ZipExporter.class).exportTo(file);
    javaArchive.as(ZipExporter.class).exportTo(file2);

    when(classServiceLoader.load(eq(ExtensionMain.class), any(ClassLoader.class))).thenReturn(new ArrayList<>());

    pluginLoader.loadPlugins(pluginsFolder.toPath(), false, ExtensionMain.class);

    //Let's verify that the extensions were loaded
    verify(classServiceLoader, times(2)).load(any(Class.class), any(ClassLoader.class));
}