/** * Adapts the source object to a view object. * * @param mapper An action that is invoked for each source object in the graph that is to be * adapted. The action can influence how the source object is adapted via the provided {@link * SourceObjectMapping}. */ public <T, S> T adapt( Class<T> targetType, S sourceObject, Action<? super SourceObjectMapping> mapper) { if (sourceObject == null) { return null; } Class<? extends T> wrapperType = targetTypeProvider.getTargetType(targetType, sourceObject); DefaultSourceObjectMapping mapping = new DefaultSourceObjectMapping(sourceObject, targetType, wrapperType); mapper.execute(mapping); wrapperType = mapping.wrapperType.asSubclass(targetType); if (wrapperType.isInstance(sourceObject)) { return wrapperType.cast(sourceObject); } if (targetType.isEnum()) { return adaptToEnum(targetType, sourceObject); } MixInMethodInvoker mixInMethodInvoker = null; if (mapping.mixInType != null) { mixInMethodInvoker = new MixInMethodInvoker( mapping.mixInType, new AdaptingMethodInvoker(mapper, new ReflectionMethodInvoker())); } MethodInvoker overrideInvoker = chainInvokers(mixInMethodInvoker, mapping.overrideInvoker); Object proxy = Proxy.newProxyInstance( wrapperType.getClassLoader(), new Class<?>[] {wrapperType}, new InvocationHandlerImpl(sourceObject, overrideInvoker, mapper)); if (mixInMethodInvoker != null) { mixInMethodInvoker.setProxy(proxy); } return wrapperType.cast(proxy); }
/** * Returns the per class aspect instance for the aspect with the given name for the perTarget * model * * @param name the name of the aspect * @param targetClass the targetClass class * @return the per class aspect instance */ public static Object aspectOf(final String name, final Class targetClass) { try { Class aspectClass = Class.forName(name, false, targetClass.getClassLoader()); return aspectOf(aspectClass, targetClass); } catch (ClassNotFoundException e) { // try to guess it from the system definitions if we have a uuid prefix String className = lookupAspectClassName(Thread.currentThread().getContextClassLoader(), name); if (className != null) { return aspectOf(className, targetClass); } else { throw new Error("Could not load aspect " + name + " from " + targetClass.getClassLoader()); } } }
/** * Create a default object of the given type. Prefers constructors with as few arguments as * possible. Creates an empty proxy for interfaces. * * @param type type to instantiate * @return default instance * @throws Exception if the default instance could not be created */ private static Object instantiateType(Class<?> type) throws Exception { if (type.isPrimitive()) return Defaults.defaultValue(type); else if (type == Void.class) return null; else if (type.isArray()) return Array.newInstance(type, 0); else if (type.isInterface()) return Proxy.newProxyInstance( type.getClassLoader(), new Class[] {type}, new InvocationHandler() { @Override public Object invoke(Object proxy, Method method, Object[] args) throws Throwable { return null; } }); // Take a constructor with as few params as possible Constructor constructor = type.getDeclaredConstructors()[0]; for (Constructor<?> c : type.getDeclaredConstructors()) { if (c.getParameterTypes().length < constructor.getParameterTypes().length) constructor = c; } Object[] params = new Object[constructor.getParameterTypes().length]; for (int i = 0; i < constructor.getParameterTypes().length; i++) { params[i] = instantiateType(constructor.getParameterTypes()[i]); } return constructor.newInstance(params); }
protected ProxyListHandler(List<T> items, Class<T> type, Map<String, ProxyFilter> prop2Filter) { super(null, prop2Filter); this.items = Collections.unmodifiableList(items); this.type = type; ClassLoader cl = type.getClassLoader(); this.proxy = Proxy.newProxyInstance(cl, new Class<?>[] {type}, this); }
@Override public <T> T getService(Class<T> serviceClass) { //noinspection unchecked T service = (T) myServices.get(serviceClass); if (service == null) { final Iterator<T> iterator = ServiceLoader.load(serviceClass, serviceClass.getClassLoader()).iterator(); if (!iterator.hasNext()) { throw new ServiceConfigurationError("Implementation for " + serviceClass + " not found"); } service = iterator.next(); if (iterator.hasNext()) { throw new ServiceConfigurationError( "More than one implementation for " + serviceClass + " found: " + service.getClass() + " and " + iterator.next().getClass()); } myServices.putIfAbsent(serviceClass, service); //noinspection unchecked service = (T) myServices.get(serviceClass); } return service; }
/** * Force initialization of the static members. As of Java 5, referencing a class doesn't force it * to initialize. Since this class requires that the classes be initialized to declare their * comparators, we force that initialization to happen. * * @param cls the class to initialize */ private static void forceInit(Class<?> cls) { try { Class.forName(cls.getName(), true, cls.getClassLoader()); } catch (ClassNotFoundException e) { throw new IllegalArgumentException("Can't initialize class " + cls, e); } }
/** * There is a possible case that methods of particular object should be executed with classpath * different from the one implied by the current class' class loader. External system offers * {@link ParametersEnhancer#enhanceLocalProcessing(List)} method for defining that custom * classpath. * * <p>It's also possible that particular implementation of {@link ParametersEnhancer} is compiled * using dependency to classes which are provided by the {@link * ParametersEnhancer#enhanceLocalProcessing(List) expanded classpath}. E.g. a class <code>'A' * </code> might use method of class <code>'B'</code> and 'A' is located at the current * (system/plugin) classpath but <code>'B'</code> is not. We need to reload <code>'A'</code> using * its expanded classpath then, i.e. create new class loaded with that expanded classpath and load * <code>'A'</code> by it. * * <p>This method allows to do that. * * @param clazz custom classpath-aware class which instance should be created (is assumed to have * a no-args constructor) * @param <T> target type * @return newly created instance of the given class loaded by custom classpath-aware loader * @throws IllegalAccessException as defined by reflection processing * @throws InstantiationException as defined by reflection processing * @throws NoSuchMethodException as defined by reflection processing * @throws InvocationTargetException as defined by reflection processing * @throws ClassNotFoundException as defined by reflection processing */ @NotNull public static <T extends ParametersEnhancer> T reloadIfNecessary(@NotNull final Class<T> clazz) throws IllegalAccessException, InstantiationException, NoSuchMethodException, InvocationTargetException, ClassNotFoundException { T instance = clazz.newInstance(); List<URL> urls = ContainerUtilRt.newArrayList(); instance.enhanceLocalProcessing(urls); if (urls.isEmpty()) { return instance; } final ClassLoader baseLoader = clazz.getClassLoader(); Method method = baseLoader.getClass().getMethod("getUrls"); if (method != null) { //noinspection unchecked urls.addAll((Collection<? extends URL>) method.invoke(baseLoader)); } UrlClassLoader loader = new UrlClassLoader(UrlClassLoader.build().urls(urls).parent(baseLoader.getParent())) { @Override protected Class<?> loadClass(String name, boolean resolve) throws ClassNotFoundException { if (name.equals(clazz.getName())) { return super.loadClass(name, resolve); } else { try { return baseLoader.loadClass(name); } catch (ClassNotFoundException e) { return super.loadClass(name, resolve); } } } }; //noinspection unchecked return (T) loader.loadClass(clazz.getName()).newInstance(); }
/** * Sets up the mocks defined in the given mock class. * * <p>If the type {@linkplain MockClass#realClass referred to} by the mock class is actually an * interface, then a {@linkplain #newEmptyProxy(ClassLoader, Class) new empty proxy} is created. * * @param mockClassOrInstance the mock class itself (given by its {@code Class} literal), or an * instance of the mock class * @return the new proxy instance created for the mocked interface, or {@code null} otherwise * @throws IllegalArgumentException if a given mock class fails to specify the corresponding real * class using the {@code @MockClass(realClass = ...)} annotation; or if a mock class defines * a mock method for which no corresponding real method or constructor exists in the real * class; or if the real method matching a mock method is {@code abstract} * @see #setUpMock(Class, Object) * @see #setUpMocks(Object...) * @see <a * href="http://code.google.com/p/jmockit/source/browse/trunk/main/test/mockit/MockAnnotationsTest.java#696"> * Example</a> */ public static <T> T setUpMock(Object mockClassOrInstance) { Class<?> mockClass; Object mock; if (mockClassOrInstance instanceof Class<?>) { mockClass = (Class<?>) mockClassOrInstance; mock = null; } else { mockClass = mockClassOrInstance.getClass(); mock = mockClassOrInstance; } MockClassSetup setup = new MockClassSetup(mock, mockClass); Class<?> realClass = setup.getRealClass(); T proxy = null; if (realClass.isInterface()) { //noinspection unchecked proxy = (T) newEmptyProxy(mockClass.getClassLoader(), realClass); setup.setRealClass(proxy.getClass()); } setup.redefineMethods(); return proxy; }
public static Resource myres(Class<?> c) { ClassLoader cl = c.getClassLoader(); if (cl instanceof Resource.ResClassLoader) { return (((Resource.ResClassLoader) cl).getres()); } else { return (null); } }
/** * Creates a new proxy with the specified URL. The returned object is a proxy with the interface * specified by api. * * <pre> * String url = "http://localhost:8080/ejb/hello"); * HelloHome hello = (HelloHome) factory.create(HelloHome.class, url); * </pre> * * @param api the interface the proxy class needs to implement * @param url the URL where the client object is located. * @return a proxy to the object with the specified interface. */ public Object create(Class api, String urlName, ClassLoader loader) throws MalformedURLException { URL url = new URL(urlName); HessianProxy handler = new HessianProxy(this, url); return Proxy.newProxyInstance( api.getClassLoader(), new Class[] {api, HessianRemoteObject.class}, handler); }
/** * Create MBean for Object. Attempts to create an MBean for the object by searching the package * and class name space. For example an object of the type * * <PRE> * class com.acme.MyClass extends com.acme.util.BaseClass * </PRE> * * Then this method would look for the following classes: * * <UL> * <LI>com.acme.MyClassMBean * <LI>com.acme.jmx.MyClassMBean * <LI>com.acme.util.BaseClassMBean * <LI>com.acme.util.jmx.BaseClassMBean * </UL> * * @param o The object * @return A new instance of an MBean for the object or null. */ public static ModelMBean mbeanFor(Object o) { try { Class oClass = o.getClass(); ClassLoader loader = oClass.getClassLoader(); ModelMBean mbean = null; boolean jmx = false; Class[] interfaces = null; int i = 0; while (mbean == null && oClass != null) { Class focus = interfaces == null ? oClass : interfaces[i]; String pName = focus.getPackage().getName(); String cName = focus.getName().substring(pName.length() + 1); String mName = pName + (jmx ? ".jmx." : ".") + cName + "MBean"; try { Class mClass = loader.loadClass(mName); if (log.isTraceEnabled()) log.trace("mbeanFor " + o + " mClass=" + mClass); mbean = (ModelMBean) mClass.newInstance(); mbean.setManagedResource(o, "objectReference"); if (log.isDebugEnabled()) log.debug("mbeanFor " + o + " is " + mbean); return mbean; } catch (ClassNotFoundException e) { if (e.toString().endsWith("MBean")) { if (log.isTraceEnabled()) log.trace(e.toString()); } else log.warn(LogSupport.EXCEPTION, e); } catch (Error e) { log.warn(LogSupport.EXCEPTION, e); mbean = null; } catch (Exception e) { log.warn(LogSupport.EXCEPTION, e); mbean = null; } if (jmx) { if (interfaces != null) { i++; if (i >= interfaces.length) { interfaces = null; oClass = oClass.getSuperclass(); } } else { interfaces = oClass.getInterfaces(); i = 0; if (interfaces == null || interfaces.length == 0) { interfaces = null; oClass = oClass.getSuperclass(); } } } jmx = !jmx; } } catch (Exception e) { LogSupport.ignore(log, e); } return null; }
@Test public void testLoading() throws Exception { Class<?> type = classLoader.loadClass(Foo.class.getName()); assertThat(type.getClassLoader(), is(classLoader)); assertEquals(classLoader.loadClass(Foo.class.getName()), type); assertNotEquals(Foo.class, type); assertThat(type.getPackage(), notNullValue(Package.class)); assertThat(type.getPackage(), is(Foo.class.getPackage())); }
private static List<JavaSourceTransformer> getSourceTransformers() { final Class<JavaSourceTransformer> transformerClass = JavaSourceTransformer.class; final ServiceLoader<JavaSourceTransformer> loader = ServiceLoader.load(transformerClass, transformerClass.getClassLoader()); final List<JavaSourceTransformer> transformers = new ArrayList<JavaSourceTransformer>(); for (JavaSourceTransformer t : loader) { transformers.add(t); } return transformers; }
/** * Indicates if a class is recompilable. Recompilable means, that the classloader will try to * locate a groovy source file for this class and then compile it again, adding the resulting * class as entry to the cache. Giving null as class is like a recompilation, so the method should * always return true here. Only classes that are implementing GroovyObject are compilable and * only if the timestamp in the class is lower than Long.MAX_VALUE. * * <p>NOTE: First the parent loaders will be asked and only if they don't return a class the * recompilation will happen. Recompilation also only happen if the source file is newer. * * @param cls the class to be tested. If null the method should return true * @return true if the class should be compiled again * @see #isSourceNewer(URL, Class) */ protected boolean isRecompilable(Class cls) { if (cls == null) return true; if (cls.getClassLoader() == this) return false; if (recompile == null && !config.getRecompileGroovySource()) return false; if (recompile != null && !recompile) return false; if (!GroovyObject.class.isAssignableFrom(cls)) return false; long timestamp = getTimeStamp(cls); if (timestamp == Long.MAX_VALUE) return false; return true; }
private static ClassLoader getClassLoader(final Class clazz) { if (System.getSecurityManager() == null) return clazz.getClassLoader(); return (ClassLoader) AccessController.doPrivileged( new PrivilegedAction() { public Object run() { return clazz.getClassLoader(); } }); }
private void populateInternalMap(Object bean, boolean includeSuperClass) { Class klass = bean.getClass(); // If klass.getSuperClass is System class then includeSuperClass = false; if (klass.getClassLoader() == null) { includeSuperClass = false; } Method[] methods = (includeSuperClass) ? klass.getMethods() : klass.getDeclaredMethods(); for (int i = 0; i < methods.length; i += 1) { try { Method method = methods[i]; String name = method.getName(); String key = ""; if (name.startsWith("get")) { key = name.substring(3); } else if (name.startsWith("is")) { key = name.substring(2); } if (key.length() > 0 && Character.isUpperCase(key.charAt(0)) && method.getParameterTypes().length == 0) { if (key.length() == 1) { key = key.toLowerCase(); } else if (!Character.isUpperCase(key.charAt(1))) { key = key.substring(0, 1).toLowerCase() + key.substring(1); } Object result = method.invoke(bean, (Object[]) null); if (result == null) { map.put(key, NULL); } else if (result.getClass().isArray()) { map.put(key, new JSONArray(result, includeSuperClass)); } else if (result instanceof Collection) { // List or Set map.put(key, new JSONArray((Collection) result, includeSuperClass)); } else if (result instanceof Map) { map.put(key, new JSONObject((Map) result, includeSuperClass)); } else if (isStandardProperty(result.getClass())) { // Primitives, String and Wrapper map.put(key, result); } else { if (result.getClass().getPackage().getName().startsWith("java") || result.getClass().getClassLoader() == null) { map.put(key, result.toString()); } else { // User defined Objects map.put(key, new JSONObject(result, includeSuperClass)); } } } } catch (Exception e) { throw new RuntimeException(e); } } }
private boolean findAllTestedAndInjectableFieldsInTestClassHierarchy( @NotNull Class<?> testClass) { Class<?> classWithFields = testClass; do { Field[] fields = classWithFields.getDeclaredFields(); findTestedAndInjectableFields(fields); classWithFields = classWithFields.getSuperclass(); } while (classWithFields.getClassLoader() != null); return !testedFields.isEmpty(); }
/** * get class loader * * @param cls * @return class loader */ public static ClassLoader getClassLoader(Class<?> cls) { ClassLoader cl = null; try { cl = Thread.currentThread().getContextClassLoader(); } catch (Throwable ex) { // Cannot access thread context ClassLoader - falling back to system class loader... } if (cl == null) { // No thread context class loader -> use class loader of this class. cl = cls.getClassLoader(); } return cl; }
public static void main(String[] args) throws Exception { Class thisClass = MethodResultTest.class; Class exoticClass = Exotic.class; String exoticClassName = Exotic.class.getName(); ClassLoader testClassLoader = thisClass.getClassLoader(); if (!(testClassLoader instanceof URLClassLoader)) { System.out.println("TEST INVALID: Not loaded by a " + "URLClassLoader: " + testClassLoader); System.exit(1); } URLClassLoader tcl = (URLClassLoader) testClassLoader; URL[] urls = tcl.getURLs(); ClassLoader shadowLoader = new ShadowLoader( urls, testClassLoader, new String[] { exoticClassName, ExoticMBeanInfo.class.getName(), ExoticException.class.getName() }); Class cl = shadowLoader.loadClass(exoticClassName); if (cl == exoticClass) { System.out.println( "TEST INVALID: Shadow class loader loaded " + "same class as test class loader"); System.exit(1); } Thread.currentThread().setContextClassLoader(shadowLoader); ObjectName on = new ObjectName("a:b=c"); MBeanServer mbs = MBeanServerFactory.newMBeanServer(); mbs.createMBean(Thing.class.getName(), on); final String[] protos = {"rmi", "iiop", "jmxmp"}; boolean ok = true; for (int i = 0; i < protos.length; i++) { try { ok &= test(protos[i], mbs, on); System.out.println(); } catch (Exception e) { System.out.println("TEST FAILED WITH EXCEPTION:"); e.printStackTrace(System.out); ok = false; } } if (ok) System.out.println("Test passed"); else { System.out.println("TEST FAILED"); System.exit(1); } }
@Override public <T> Iterable<T> getExtensions(Class<T> extensionClass) { List<?> cached = myExtensions.get(extensionClass); if (cached == null) { final ServiceLoader<T> loader = ServiceLoader.load(extensionClass, extensionClass.getClassLoader()); List<T> extensions = new ArrayList<T>(); for (T t : loader) { extensions.add(t); } myExtensions.putIfAbsent(extensionClass, extensions); cached = myExtensions.get(extensionClass); } //noinspection unchecked return (List<T>) cached; }
private static Set<MethodInfo> getGetterMethodInfo(Class<?> clazz) { Set<MethodInfo> methodInfos = METHOD_MAP.get(clazz); if (methodInfos == null) { methodInfos = new HashSet<MethodInfo>(); boolean includeSuperClass = clazz.getClassLoader() != null; Method[] methods = includeSuperClass ? clazz.getMethods() : clazz.getDeclaredMethods(); for (Method method : methods) { try { if (Modifier.isPublic(method.getModifiers())) { String name = method.getName(); String key = ""; if (name.startsWith("get")) { if ("getClass".equals(name) || "getDeclaringClass".equals(name)) { key = ""; } else { key = name.substring(3); } } else if (name.startsWith("is")) { key = name.substring(2); } if (key.length() > 0 && Character.isUpperCase(key.charAt(0)) && method.getParameterTypes().length == 0) { if (key.length() == 1) { key = key.toLowerCase(); } else if (!Character.isUpperCase(key.charAt(1))) { key = key.substring(0, 1).toLowerCase() + key.substring(1); } methodInfos.add(new MethodInfo(key, method)); } } } catch (Exception ignored) { } } METHOD_MAP.putIfAbsent(clazz, methodInfos); } return methodInfos; }
private void populateMap(Object bean) { final Class klass = bean.getClass(); // If klass is a System class then set includeSuperClass to false. final boolean includeSuperClass = klass.getClassLoader() != null; final Method[] methods = (includeSuperClass) ? klass.getMethods() : klass.getDeclaredMethods(); for (final Method method : methods) { try { if (Modifier.isPublic(method.getModifiers())) { final String name = method.getName(); String key = ""; if (name.startsWith("get")) { if (name.equals("getClass") || name.equals("getDeclaringClass")) { key = ""; } else { key = name.substring(3); } } else if (name.startsWith("is")) { key = name.substring(2); } if ((key.length() > 0) && Character.isUpperCase(key.charAt(0)) && (method.getParameterTypes().length == 0)) { if (key.length() == 1) { key = key.toLowerCase(); } else if (!Character.isUpperCase(key.charAt(1))) { key = key.substring(0, 1).toLowerCase() + key.substring(1); } final Object result = method.invoke(bean, (Object[]) null); if (result != null) { this.map.put(key, JSONObject.wrap(result)); } } } } catch (final Exception ignore) { } } }
/** * Will inject this bundle context code inside the dotCMS context * * @param className a reference class inside this bundle jar * @param reload if a redefinition should be done or not * @throws Exception */ private void injectContext(String className, Boolean reload) throws Exception { // Get the location of this OSGI bundle jar source code using a known class inside this bundle Class clazz = Class.forName(className, false, getFelixClassLoader()); URL classURL = clazz.getProtectionDomain().getCodeSource().getLocation(); // Verify if we have our UrlOsgiClassLoader on the main class loaders UrlOsgiClassLoader urlOsgiClassLoader = activatorUtil.findCustomURLLoader(ClassLoader.getSystemClassLoader()); if (urlOsgiClassLoader != null) { if (!urlOsgiClassLoader.contains( classURL)) { // Verify if this URL is already in our custom ClassLoader urlOsgiClassLoader.addURL(classURL); } // The ClassLoader and the class content is already in the system ClassLoader, so we need to // reload the jar contents if (reload) { urlOsgiClassLoader.reload(classURL); } } else { // Getting the reference of a known class in order to get the base/main class loader Class baseClass = getContextClassLoader().loadClass("org.quartz.Job"); // Creates our custom class loader in order to use it to inject the class code inside dotcms // context urlOsgiClassLoader = new UrlOsgiClassLoader(classURL, baseClass.getClassLoader()); // We may have classes we want to override from e beginning, for example a custom // implementation of a dotCMS class if (reload) { urlOsgiClassLoader.reload(classURL); } // Linking our custom class loader with the dotCMS class loaders hierarchy. urlOsgiClassLoader.linkClassLoaders(); } }
public static Result routeAndCall( Class<? extends Routes> router, FakeRequest fakeRequest, long timeout) { try { Routes routes = (Routes) router .getClassLoader() .loadClass(router.getName() + "$") .getDeclaredField("MODULE$") .get(null); if (routes.routes().isDefinedAt(fakeRequest.getWrappedRequest())) { return invokeHandler( routes.routes().apply(fakeRequest.getWrappedRequest()), fakeRequest, timeout); } else { return null; } } catch (RuntimeException e) { throw e; } catch (Throwable t) { throw new RuntimeException(t); } }
@Override public ConfigBeanProxy compute(final Class<?> proxyType) throws ComputationErrorException { ClassLoader cl; if (System.getSecurityManager() != null) { cl = AccessController.doPrivileged( new PrivilegedAction<ClassLoader>() { @Override public ClassLoader run() { return proxyType.getClassLoader(); } }); } else { cl = proxyType.getClassLoader(); } ConfigBeanProxy retVal = (ConfigBeanProxy) Proxy.newProxyInstance(cl, new Class[] {proxyType}, dom); return retVal; }
/** * Create {@link us.ihmc.simulationconstructionset.gui.actions.ActionsTest.MethodCallTester} with * a proxy object for the given interface that logs all method calls. * * @param interfaceClass interface to proxy * @param forwardInstance interface implementation that will be called when a call is logged (can * be null) * @param <T> interface type * @return method tester instance */ private static <T> MethodCallTester<T> createMethodTesterForInterface( Class<T> interfaceClass, final T forwardInstance) { final List<MethodInvocation> invocations = new ArrayList<>(); //noinspection unchecked T mock = (T) Proxy.newProxyInstance( interfaceClass.getClassLoader(), new Class[] {interfaceClass}, new InvocationHandler() { @Override public Object invoke(Object proxy, Method method, Object[] args) throws Throwable { invocations.add(new MethodInvocation(method.getName(), args)); if (forwardInstance != null) return method.invoke(forwardInstance, args); return null; } }); return new MethodCallTester<>(mock, interfaceClass, invocations); }
public static Result routeAndCall( Class<? extends Router> router, RequestBuilder requestBuilder, long timeout) { try { Request request = requestBuilder.build(); Router routes = (Router) router .getClassLoader() .loadClass(router.getName() + "$") .getDeclaredField("MODULE$") .get(null); if (routes.routes().isDefinedAt(request._underlyingRequest())) { return invokeHandler(routes.routes().apply(request._underlyingRequest()), request, timeout); } else { return null; } } catch (RuntimeException e) { throw e; } catch (Throwable t) { throw new RuntimeException(t); } }
private URL locateResource( String publicName, String category, String defaultName, boolean verbose, File publicRoot) throws IOException { URL u = null; boolean custom = false; if (publicName != null) { if (publicRoot != null) { File publicResource = new File(publicRoot, publicName); if (publicResource.exists() && publicResource.isFile()) { u = publicResource.toURI().toURL(); } } else { u = baseResourceLoader.getClassLoader().getResource(publicName); } custom = (u != null); } if (u == null && defaultName != null) { u = baseResourceLoader.getResource(defaultName); } String msg = null; if (custom) { msg = MessageFormat.format( I18N.getString("message.using-custom-resource-from-classpath"), category == null ? "" : "[" + category + "] ", publicName); } else if (u != null) { msg = MessageFormat.format( I18N.getString("message.using-default-resource-from-classpath"), category == null ? "" : "[" + category + "] ", publicName); } if (verbose && u != null) { Log.info(msg); } return u; }
static void initializePlugins(@Nullable StartupProgress progress) { configureExtensions(); final IdeaPluginDescriptorImpl[] pluginDescriptors = loadDescriptors(progress); final Class callerClass = ReflectionUtil.findCallerClass(1); assert callerClass != null; final ClassLoader parentLoader = callerClass.getClassLoader(); final List<IdeaPluginDescriptorImpl> result = new ArrayList<IdeaPluginDescriptorImpl>(); final HashMap<String, String> disabledPluginNames = new HashMap<String, String>(); for (IdeaPluginDescriptorImpl descriptor : pluginDescriptors) { if (descriptor.getPluginId().getIdString().equals(CORE_PLUGIN_ID)) { final List<String> modules = descriptor.getModules(); if (modules != null) { ourAvailableModules.addAll(modules); } } if (!shouldSkipPlugin(descriptor, pluginDescriptors)) { result.add(descriptor); } else { descriptor.setEnabled(false); disabledPluginNames.put(descriptor.getPluginId().getIdString(), descriptor.getName()); initClassLoader(parentLoader, descriptor); } } prepareLoadingPluginsErrorMessage(filterBadPlugins(result, disabledPluginNames)); final Map<PluginId, IdeaPluginDescriptorImpl> idToDescriptorMap = new HashMap<PluginId, IdeaPluginDescriptorImpl>(); for (final IdeaPluginDescriptorImpl descriptor : result) { idToDescriptorMap.put(descriptor.getPluginId(), descriptor); } final IdeaPluginDescriptor corePluginDescriptor = idToDescriptorMap.get(PluginId.getId(CORE_PLUGIN_ID)); assert corePluginDescriptor != null : CORE_PLUGIN_ID + " not found; platform prefix is " + System.getProperty(PlatformUtilsCore.PLATFORM_PREFIX_KEY); for (IdeaPluginDescriptorImpl descriptor : result) { if (descriptor != corePluginDescriptor) { descriptor.insertDependency(corePluginDescriptor); } } mergeOptionalConfigs(idToDescriptorMap); // sort descriptors according to plugin dependencies Collections.sort(result, getPluginDescriptorComparator(idToDescriptorMap)); for (int i = 0; i < result.size(); i++) { ourId2Index.put(result.get(i).getPluginId(), i); } int i = 0; for (final IdeaPluginDescriptorImpl pluginDescriptor : result) { if (pluginDescriptor.getPluginId().getIdString().equals(CORE_PLUGIN_ID) || pluginDescriptor.isUseCoreClassLoader()) { pluginDescriptor.setLoader(parentLoader, true); } else { final List<File> classPath = pluginDescriptor.getClassPath(); final PluginId[] dependentPluginIds = pluginDescriptor.getDependentPluginIds(); final ClassLoader[] parentLoaders = getParentLoaders(idToDescriptorMap, dependentPluginIds); final ClassLoader pluginClassLoader = createPluginClassLoader( classPath.toArray(new File[classPath.size()]), parentLoaders.length > 0 ? parentLoaders : new ClassLoader[] {parentLoader}, pluginDescriptor); pluginDescriptor.setLoader(pluginClassLoader, true); } pluginDescriptor.registerExtensions(); if (progress != null) { progress.showProgress( "", PLUGINS_PROGRESS_MAX_VALUE + (i++ / (float) result.size()) * 0.35f); } } ourPlugins = pluginDescriptors; }
private InnerLoader findClassLoader(Class clazz) { ClassLoader cl = clazz.getClassLoader(); if (cl == null) cl = this.getClass().getClassLoader(); return new InnerLoader(cl); }