@Before
public void setUp() {
this.serializer = new DefaultStringEntityReferenceSerializer();
this.resolver = new DefaultStringEntityReferenceResolver();
final EntityReferenceValueProvider mockValueProvider =
this.mockery.mock(EntityReferenceValueProvider.class);
ReflectionUtils.setFieldValue(this.resolver, "provider", mockValueProvider);
this.mockery.checking(
new Expectations() {
{
allowing(mockValueProvider).getDefaultValue(EntityType.WIKI);
will(returnValue(DEFAULT_WIKI));
allowing(mockValueProvider).getDefaultValue(EntityType.SPACE);
will(returnValue(DEFAULT_SPACE));
allowing(mockValueProvider).getDefaultValue(EntityType.DOCUMENT);
will(returnValue(DEFAULT_PAGE));
allowing(mockValueProvider).getDefaultValue(EntityType.ATTACHMENT);
will(returnValue(DEFAULT_ATTACHMENT));
allowing(mockValueProvider).getDefaultValue(EntityType.OBJECT);
will(returnValue(DEFAULT_OBJECT));
allowing(mockValueProvider).getDefaultValue(EntityType.OBJECT_PROPERTY);
will(returnValue(DEFAULT_OBJECT_PROPERTY));
allowing(mockValueProvider).getDefaultValue(EntityType.CLASS_PROPERTY);
will(returnValue(DEFAULT_CLASS_PROPERTY));
}
});
}
/**
* @param manager the component manager to use to dynamically register components
* @param classLoader the classloader to use to look for the Component list declaration file (
* {@code META-INF/components.txt})
* @param componentDeclarations the declarations of components to register
* @since 4.0M1
*/
public void unregister(
ComponentManager manager,
ClassLoader classLoader,
List<ComponentDeclaration> componentDeclarations) {
for (ComponentDeclaration componentDeclaration : componentDeclarations) {
try {
for (ComponentDescriptor<?> componentDescriptor :
getComponentsDescriptors(
classLoader.loadClass(componentDeclaration.getImplementationClassName()))) {
manager.unregisterComponent(componentDescriptor);
if (componentDescriptor.getRoleType() instanceof ParameterizedType) {
Class roleClass = ReflectionUtils.getTypeClass(componentDescriptor.getRoleType());
DefaultComponentDescriptor<?> classComponentDescriptor =
new DefaultComponentDescriptor(componentDescriptor);
classComponentDescriptor.setRoleType(roleClass);
manager.unregisterComponent(classComponentDescriptor);
}
}
} catch (ClassNotFoundException e) {
getLogger()
.warn(
"Can't find any existing component with class [{}]. Ignoring it.",
componentDeclaration.getImplementationClassName());
}
}
}
// Only do once, because components are stored statically within various classes,
// which causes problems with changing genetics mocks
@BeforeClass
@SuppressWarnings("unchecked")
public static void setupComponents() throws ComponentLookupException, CacheException {
ComponentManager componentManager = mock(ComponentManager.class);
Provider<ComponentManager> mockProvider = mock(Provider.class);
// This is a bit fragile, let's hope the field name doesn't change
ReflectionUtils.setFieldValue(new ComponentManagerRegistry(), "cmProvider", mockProvider);
when(mockProvider.get()).thenReturn(componentManager);
CacheManager cacheManager = mock(CacheManager.class);
when(componentManager.getInstance(CacheManager.class)).thenReturn(cacheManager);
CacheFactory cacheFactory = mock(CacheFactory.class);
when(cacheManager.getLocalCacheFactory()).thenReturn(cacheFactory);
Cache<Exome> cache = mock(Cache.class);
doReturn(cache).when(cacheFactory).newCache(Matchers.any(CacheConfiguration.class));
doReturn(null).when(cache).get(Matchers.anyString());
// Wire up mocked genetics
exomeManager = mock(ExomeManager.class);
when(componentManager.getInstance(ExomeManager.class, "exomiser")).thenReturn(exomeManager);
// Use a real GenotypeManager
PatientGenotypeManager genotypeManager = new DefaultPatientGenotypeManager();
when(componentManager.getInstance(PatientGenotypeManager.class)).thenReturn(genotypeManager);
}
/**
* @param superType the type implemented/extended by the root class
* @param rootClass the class containing the parameters
* @param parameters the generic parameters
* @param targetClass the target class
* @return the passed type with the real parameters
*/
private static Type resolveType(
Type superType, Class<?> rootClass, Type[] parameters, Class<?> targetClass) {
Type newType = superType;
Class<?> interfaceClass;
Type[] interfaceParameters;
if (newType instanceof ParameterizedType) {
ParameterizedType interfaceParameterizedType = (ParameterizedType) newType;
interfaceClass = ReflectionUtils.getTypeClass(newType);
Type[] variableParameters = interfaceParameterizedType.getActualTypeArguments();
interfaceParameters =
ReflectionUtils.resolveSuperArguments(variableParameters, rootClass, parameters);
if (interfaceParameters == null) {
newType = interfaceClass;
} else if (interfaceParameters != variableParameters) {
newType =
new DefaultParameterizedType(
interfaceParameterizedType.getOwnerType(), interfaceClass, interfaceParameters);
}
} else if (newType instanceof Class) {
interfaceClass = (Class<?>) newType;
interfaceParameters = null;
} else {
return null;
}
if (interfaceClass == targetClass) {
return newType;
}
return resolveType(interfaceClass, interfaceParameters, targetClass);
}
/**
* @param method the method associated to the element
* @param index the method parameter index
* @param type the method parameter type
* @return the associated {@link FilterElementParameterDescriptor}
*/
private FilterElementParameterDescriptor<?> createFilterElementParameter(
Method method, int index, Type type) {
// @Name
List<Name> nameAnnotations =
ReflectionMethodUtils.getMethodParameterAnnotations(method, index, Name.class, true);
String name;
if (!nameAnnotations.isEmpty()) {
name = nameAnnotations.get(0).value();
} else {
// Fallback on reflection to get the parameter name
Parameter parameter = method.getParameters()[index];
name = parameter.isNamePresent() ? method.getParameters()[index].getName() : null;
}
// @Default
List<Default> defaultAnnotations =
ReflectionMethodUtils.getMethodParameterAnnotations(method, index, Default.class, true);
Object defaultValue;
if (!defaultAnnotations.isEmpty()) {
defaultValue = defaultAnnotations.get(0).value();
if (defaultValue != null) {
try {
defaultValue = this.converter.convert(type, defaultValue);
} catch (ConversionException e) {
// TODO: remove that hack when String -> Map support is added to xwiki-properties
if (ReflectionUtils.getTypeClass(type) == Map.class
&& ((String) defaultValue).isEmpty()) {
defaultValue = Collections.EMPTY_MAP;
} else {
throw e;
}
}
}
} else {
defaultValue = null;
}
return new FilterElementParameterDescriptor<Object>(index, name, type, defaultValue);
}
/**
* Check that an extension is effectively available in the given namespace and that the
* corresponding component manager provide the expected default implementation.
*
* @param role the role expected to be provided by the extension
* @param implementation the implementation expected for the given role
* @param namespace the namespace where the extension is expected to installed
* @param <T> the role class
* @return the effective role class in the extension class loader
* @throws Exception on error
*/
private <T> Type checkJarExtensionAvailability(
Type role, Class<? extends T> implementation, String namespace) throws Exception {
ClassLoader extensionLoader = getExtensionClassloader(namespace);
Assert.assertNotNull(extensionLoader);
Assert.assertNotSame(this.testApplicationClassloader, extensionLoader);
Type loadedRole = getLoadedType(role, extensionLoader);
// Ensure the loaded role does not came from the application classloader (a check to validate
// the test)
Assert.assertFalse(loadedRole.equals(role));
if (namespace != null) {
try {
this.jarExtensionClassLoader
.getURLClassLoader(null, false)
.loadClass(ReflectionUtils.getTypeClass(loadedRole).getName());
Assert.fail("the interface should not be in the root class loader");
} catch (ClassNotFoundException expected) {
// expected
}
}
// check components managers
Class<?> componentInstanceClass = null;
if (namespace != null) {
componentInstanceClass =
getExtensionComponentManager(namespace).getInstance(loadedRole).getClass();
try {
getComponentManager().getInstance(loadedRole);
Assert.fail("the component should not be in the root component manager");
} catch (ComponentLookupException expected) {
// expected
}
} else {
componentInstanceClass = getComponentManager().getInstance(loadedRole).getClass();
}
Assert.assertEquals(implementation.getName(), componentInstanceClass.getName());
Assert.assertNotSame(implementation, componentInstanceClass);
return loadedRole;
}
/**
* Create a component descriptor for the passed component implementation class, hint and component
* role class.
*
* @param componentClass the component implementation class
* @param hint the hint
* @param componentRoleClass the component role class
* @return the component descriptor with resolved component dependencies
*/
private ComponentDescriptor createComponentDescriptor(
Class<?> componentClass, String hint, Class<?> componentRoleClass) {
DefaultComponentDescriptor descriptor = new DefaultComponentDescriptor();
descriptor.setRole(componentRoleClass);
descriptor.setImplementation(componentClass);
descriptor.setRoleHint(hint);
descriptor.setInstantiationStrategy(createComponentInstantiationStrategy(componentClass));
// Set the injected fields.
// Note: that we need to find all fields since we can have some inherited fields which are
// annotated in a
// superclass. Since Java doesn't offer a method to return all fields we have to traverse all
// parent classes
// looking for declared fields.
for (Field field : ReflectionUtils.getAllFields(componentClass)) {
ComponentDependency dependency = createComponentDependency(field);
if (dependency != null) {
descriptor.addComponentDependency(dependency);
}
}
return descriptor;
}
/**
* @return the component role as class
* @since 4.0M1
*/
@SuppressWarnings("unchecked")
public Class<T> getRoleClass() {
return ReflectionUtils.getTypeClass(this.role);
}
public Set<Type> findComponentRoleTypes(Class<?> componentClass, Type[] parameters) {
// Note: We use a Set to ensure that we don't register duplicate roles.
Set<Type> types = new LinkedHashSet<Type>();
Component component = componentClass.getAnnotation(Component.class);
if (component != null && component.roles().length > 0) {
types.addAll(Arrays.asList(component.roles()));
} else {
// Look in both superclass and interfaces for @ComponentRole or javax.inject.Provider
for (Type interfaceType : componentClass.getGenericInterfaces()) {
Class<?> interfaceClass;
Type[] interfaceParameters;
if (interfaceType instanceof ParameterizedType) {
ParameterizedType interfaceParameterizedType = (ParameterizedType) interfaceType;
interfaceClass = ReflectionUtils.getTypeClass(interfaceType);
Type[] variableParameters = interfaceParameterizedType.getActualTypeArguments();
interfaceParameters =
ReflectionUtils.resolveSuperArguments(variableParameters, componentClass, parameters);
if (interfaceParameters == null) {
interfaceType = interfaceClass;
} else if (interfaceParameters != variableParameters) {
interfaceType =
new DefaultParameterizedType(
interfaceParameterizedType.getOwnerType(), interfaceClass, interfaceParameters);
}
} else if (interfaceType instanceof Class) {
interfaceClass = (Class<?>) interfaceType;
interfaceParameters = null;
} else {
continue;
}
// Handle superclass of interfaces
types.addAll(findComponentRoleTypes(interfaceClass, interfaceParameters));
// Handle interfaces directly declared in the passed component class
if (ReflectionUtils.getDirectAnnotation(Role.class, interfaceClass) != null) {
types.add(interfaceType);
}
// Handle javax.inject.Provider
if (Provider.class.isAssignableFrom(interfaceClass)) {
types.add(interfaceType);
}
// Handle ComponentRole (retro-compatibility since 4.0M1)
if (ReflectionUtils.getDirectAnnotation(ComponentRole.class, interfaceClass) != null) {
types.add(interfaceClass);
}
}
// Note that we need to look into the superclass since the super class can itself implements
// an interface
// that has the @ComponentRole annotation.
Type superType = componentClass.getGenericSuperclass();
if (superType != null && superType != Object.class) {
if (superType instanceof ParameterizedType) {
ParameterizedType superParameterizedType = (ParameterizedType) superType;
types.addAll(
findComponentRoleTypes(
(Class) superParameterizedType.getRawType(),
ReflectionUtils.resolveSuperArguments(
superParameterizedType.getActualTypeArguments(),
componentClass,
parameters)));
} else if (superType instanceof Class) {
types.addAll(findComponentRoleTypes((Class) superType, null));
}
}
}
return types;
}
