Example usage for java.net URLClassLoader URLClassLoader

Introduction

In this page you can find the example usage for java.net URLClassLoader URLClassLoader.

Prototype

URLClassLoader(URL[] urls, AccessControlContext acc) 

Source Link

Usage

From source file:com.linecorp.armeria.server.http.jetty.JettyServiceTest.java

static WebAppContext newWebAppContext() throws MalformedURLException {
    final WebAppContext handler = new WebAppContext();
    handler.setContextPath("/");
    handler.setBaseResource(Resource.newClassPathResource("/tomcat_service"));
    handler.setClassLoader(new URLClassLoader(
            new URL[] {
                    Resource.newClassPathResource("/tomcat_service/WEB-INF/lib/hello.jar").getURI().toURL() },
            JettyService.class.getClassLoader()));

    handler.addBean(new ServletContainerInitializersStarter(handler), true);
    handler.setAttribute("org.eclipse.jetty.containerInitializers",
            Collections.singletonList(new ContainerInitializer(new JettyJasperInitializer(), null)));
    return handler;
}

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From source file:com.ifunshow.dbc.util.DBHelper.java

public static URLClassLoader decideDriverLoader(String dbType, String dbVersion) throws MalformedURLException {
    URL[] urls = null;/*w  w w . ja  va 2  s  . co m*/
    JarUtil ju = new JarUtil(JarUtil.class);
    String jarPath = ju.getJarPath() + File.separator + "jdbcjar" + File.separator;
    System.out.println("jarPath==>" + jarPath);
    if ("oracle".equalsIgnoreCase(StringUtils.trim(dbType))) {
        urls = new URL[1];
        if ("8".equalsIgnoreCase(dbVersion)) {
            urls[0] = new File(jarPath + "oracle_classes12.jar").toURL();
        } else {
            urls[0] = new File(jarPath + "oracle_ojdbc6.jar").toURL();
        }
    } else if ("teradata".equalsIgnoreCase(StringUtils.trim(dbType))) {
        urls = new URL[2];
        urls[0] = new File(jarPath + "teradata_tdgssconfig.jar").toURL();
        urls[1] = new File(jarPath + "teradata_terajdbc4.jar").toURL();
    } else if ("db2".equalsIgnoreCase(StringUtils.trim(dbType))) {
        urls = new URL[2];
        if ("8".equalsIgnoreCase(dbVersion)) {
            urls[0] = new File(jarPath + "db2_db2jcc-v8.jar").toURL();
            urls[1] = new File(jarPath + "db2_db2jcc_license_cu-v8.jar").toURL();
        } else {
            urls[0] = new File(jarPath + "db2_db2jcc-v9.7.jar").toURL();
            urls[1] = new File(jarPath + "db2_db2jcc_license_cu-v9.7.jar").toURL();
        }
    } else if ("mysql".equalsIgnoreCase(StringUtils.trim(dbType))) {
        urls = new URL[1];
        urls[0] = new File(jarPath + "mysql_connector_5.1.15_bin.jar").toURL();
    }
    return new URLClassLoader(urls, ClassLoader.getSystemClassLoader());
}

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From source file:org.onecmdb.core.internal.job.workflow.CiToJavaObject.java

private ClassLoader getClassLoader() {
    if (this.urls != null) {
        return (new URLClassLoader((URL[]) this.urls.toArray(), this.getClass().getClassLoader()));
    }/*from w  w  w  .j  ava 2s. c o  m*/
    return (this.getClass().getClassLoader());
}

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From source file:com.evolveum.midpoint.common.LocalizationServiceImpl.java

public void init() {
    URL url = buildMidpointHomeLocalizationFolderUrl();
    ClassLoader classLoader = new URLClassLoader(new URL[] { url }, null);

    sources.add(buildSource("Midpoint", classLoader));
    sources.add(buildSource(SchemaConstants.BUNDLE_NAME, classLoader));
    sources.add(buildSource("localization/Midpoint", null));
    sources.add(buildSource(SchemaConstants.SCHEMA_LOCALIZATION_PROPERTIES_RESOURCE_BASE_PATH, null));

    // model security messages as fallback
    ResourceBundleMessageSource modelSecurity = new CachedResourceBundleMessageSource();
    modelSecurity.setBasename("com.evolveum.midpoint.security");
    sources.add(modelSecurity);/*from  w  w  w . j  ava2  s . c om*/

    // spring security messages as a fallback
    ResourceBundleMessageSource springSecurity = new CachedResourceBundleMessageSource();
    springSecurity.setBasename("org.springframework.security.messages");
    sources.add(springSecurity);
}

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From source file:org.codehaus.plexus.archiver.zip.PlexusIoZipFileResourceCollection.java

protected Iterator<PlexusIoResource> getEntries() throws IOException {
    final File f = getFile();
    if (f == null) {
        throw new IOException("The zip file has not been set.");
    }/*from   w ww  .  j  a  v a  2s .c  o m*/
    final URLClassLoader urlClassLoader = new URLClassLoader(new URL[] { f.toURI().toURL() }, null) {
        public URL getResource(String name) {
            return findResource(name);
        }
    };

    final URL url = new URL("jar:" + f.toURI().toURL() + "!/");
    final ZipFile zipFile = new ZipFile(f, charset != null ? charset.name() : "UTF8");
    final Enumeration<ZipArchiveEntry> en = zipFile.getEntriesInPhysicalOrder();
    return new ZipFileResourceIterator(en, url, zipFile, urlClassLoader);
}

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From source file:org.overlord.dtgov.services.deploy.DeployerFactory.java

/**
 * Loads any dtgov deployers. These can be contributed via the standard Java
 * service loading mechanism.//w  w w.ja va 2 s .  co m
 */
private static void loadDeployers() {
    // First load via the standard ServiceRegistry mechanism.
    Set<DeployerProvider> providers = ServiceRegistryUtil.getServices(DeployerProvider.class);
    for (DeployerProvider provider : providers) {
        Map<String, Deployer> deployers_provider = provider.createDeployers();
        if (deployers_provider != null && !deployers_provider.isEmpty()) {
            deployers.putAll(deployers_provider);
        }
    }

    // Allow users to provide a directory path where we will check for JARs
    // that
    // contain Deployer implementations.
    Collection<ClassLoader> loaders = new LinkedList<ClassLoader>();
    String customDeployerDirPath = System.getProperty(DTGovConstants.DTGOV_CUSTOM_DEPLOYERS_DIR);
    if (customDeployerDirPath != null && customDeployerDirPath.trim().length() > 0) {
        File directory = new File(customDeployerDirPath);
        if (directory.isDirectory()) {
            List<URL> jarURLs = new ArrayList<URL>();
            Collection<File> jarFiles = FileUtils.listFiles(directory, new String[] { "jar" }, false); //$NON-NLS-1$
            for (File jarFile : jarFiles) {
                try {
                    URL jarUrl = jarFile.toURI().toURL();
                    jarURLs.add(jarUrl);
                } catch (MalformedURLException e) {
                }
            }
            URL[] urls = jarURLs.toArray(new URL[jarURLs.size()]);
            ClassLoader jarCL = new URLClassLoader(urls, Thread.currentThread().getContextClassLoader());
            loaders.add(jarCL);
        }
    }
    // Now load all of these contributed DeployerProvider implementations
    for (ClassLoader loader : loaders) {
        for (DeployerProvider provider : ServiceLoader.load(DeployerProvider.class, loader)) {
            Map<String, Deployer> deployers_provider = provider.createDeployers();
            if (deployers_provider != null && !deployers_provider.isEmpty()) {
                deployers.putAll(deployers_provider);
            }
        }
    }
}

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From source file:jp.terasoluna.fw.batch.unit.util.ClassLoaderUtils.java

/**
 * <pre>// w ww. j ava  2  s .c o m
 * ??????url???????
 * ???????
 * 
 * ????
 * ????????????
 * {@link #resetClassLoader()}???????
 * </pre>
 * 
 * @param url ?
 */
public static void addClassPath(URL url) {
    Assert.notNull(url);
    ClassLoader cl = getClassLoader();

    URLClassLoader newCl = null;
    if (cl instanceof URLClassLoader) {
        @SuppressWarnings("resource")
        URLClassLoader ucl = (URLClassLoader) cl;
        newCl = new URLClassLoader(ucl.getURLs(), cl);
    } else {
        newCl = new URLClassLoader(null, cl);
    }

    Method method = getAddURLMethod();

    try {
        method.invoke(newCl, url);
    } catch (Exception e) {
        throw new UTRuntimeException(e);
    }

    previousClassLoader = cl;
    setClassLoader(newCl);
}

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From source file:com.samczsun.helios.handler.addons.JarLauncher.java

@Override
public void run(File file) {
    JarFile jarFile = null;//from   www . j ava 2s .  c o m
    InputStream inputStream = null;
    try {
        System.out.println("Loading addon: " + file.getAbsolutePath());
        jarFile = new JarFile(file);
        ZipEntry entry = jarFile.getEntry("addon.json");
        if (entry != null) {
            inputStream = jarFile.getInputStream(entry);
            JsonObject jsonObject = JsonObject
                    .readFrom(new InputStreamReader(inputStream, StandardCharsets.UTF_8));
            String main = jsonObject.get("main").asString();
            URL[] url = new URL[] { file.toURI().toURL() };
            ClassLoader classLoader = AccessController
                    .doPrivileged((PrivilegedAction<ClassLoader>) () -> new URLClassLoader(url,
                            Helios.class.getClassLoader()));
            Class<?> clazz = Class.forName(main, true, classLoader);
            if (Addon.class.isAssignableFrom(clazz)) {
                Addon addon = Addon.class.cast(clazz.newInstance());
                registerAddon(addon.getName(), addon);
            } else {
                throw new IllegalArgumentException("Addon main does not extend Addon");
            }
        } else {
            throw new IllegalArgumentException("No addon.json found");
        }
    } catch (Exception e) {
        ExceptionHandler.handle(e);
    } finally {
        IOUtils.closeQuietly(jarFile);
        IOUtils.closeQuietly(inputStream);
    }
}

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From source file:hudson.jbpm.ProcessClassLoaderCache.java

public synchronized ClassLoader getClassLoader(ProcessDefinition def) throws IOException {
    ClassLoader cl = cache.get(def.getId());
    if (cl == null) {
        File pdCache = new File(cacheRoot, Long.toString(def.getId()));
        if (!pdCache.exists()) {
            FileDefinition fd = def.getFileDefinition();
            for (Map.Entry<String, byte[]> entry : ((Map<String, byte[]>) fd.getBytesMap()).entrySet()) {
                File f = new File(pdCache, entry.getKey());
                f.getParentFile().mkdirs();
                FileOutputStream fos = new FileOutputStream(f);
                IOUtils.copy(new ByteArrayInputStream(entry.getValue()), fos);
                fos.close();//from   w  w  w . j a  v a2s. c  o  m
            }
        }
        cl = new URLClassLoader(new URL[] { new URL(pdCache.toURI().toURL(), "classes/") },
                Hudson.getInstance().getPluginManager().uberClassLoader) {

            @Override
            public Class<?> loadClass(String name) throws ClassNotFoundException {
                System.out.println(name);
                return super.loadClass(name);
            }

        };
        cache.put(def.getId(), cl);
    }
    return cl;
}

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From source file:com.kelveden.rastajax.cli.Runner.java

private static Set<FlatResource> loadRepresentation(List<URL> urls, String packages) {

    final ClassLoader classLoader = new URLClassLoader(urls.toArray(new URL[] {}),
            Runner.class.getClassLoader());

    final ClassLoaderRootResourceScanner scanner = new ClassLoaderRootResourceScanner(classLoader,
            packages.split(",")).allowInterfaceInheritance();

    return RestDescriber.describeApplication(scanner.scan(), new FlatRepresentationBuilder());
}

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