org.glassfish.jersey.ext.cdi1x.internal.CdiComponentProvider Maven / Gradle / Ivy
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package org.glassfish.jersey.ext.cdi1x.internal;
import java.lang.annotation.Annotation;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.annotation.ManagedBean;
import javax.annotation.Priority;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.context.Dependent;
import javax.enterprise.context.RequestScoped;
import javax.enterprise.context.spi.CreationalContext;
import javax.enterprise.event.Observes;
import javax.enterprise.inject.Default;
import javax.enterprise.inject.spi.AfterBeanDiscovery;
import javax.enterprise.inject.spi.AfterTypeDiscovery;
import javax.enterprise.inject.spi.Annotated;
import javax.enterprise.inject.spi.AnnotatedCallable;
import javax.enterprise.inject.spi.AnnotatedConstructor;
import javax.enterprise.inject.spi.AnnotatedParameter;
import javax.enterprise.inject.spi.AnnotatedType;
import javax.enterprise.inject.spi.Bean;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.inject.spi.BeforeBeanDiscovery;
import javax.enterprise.inject.spi.Extension;
import javax.enterprise.inject.spi.InjectionPoint;
import javax.enterprise.inject.spi.InjectionTarget;
import javax.enterprise.inject.spi.ProcessAnnotatedType;
import javax.enterprise.inject.spi.ProcessInjectionTarget;
import javax.enterprise.inject.spi.WithAnnotations;
import javax.enterprise.util.AnnotationLiteral;
import javax.inject.Qualifier;
import javax.ws.rs.ApplicationPath;
import javax.ws.rs.BeanParam;
import javax.ws.rs.FormParam;
import javax.ws.rs.HeaderParam;
import javax.ws.rs.MatrixParam;
import javax.ws.rs.PathParam;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.Application;
import javax.ws.rs.core.Context;
import org.glassfish.jersey.ext.cdi1x.internal.spi.Hk2InjectedTarget;
import org.glassfish.jersey.ext.cdi1x.internal.spi.Hk2LocatorManager;
import org.glassfish.jersey.ext.cdi1x.internal.spi.InjectionTargetListener;
import org.glassfish.jersey.ext.cdi1x.spi.Hk2CustomBoundTypesProvider;
import org.glassfish.jersey.internal.inject.ForeignRequestScopeBridge;
import org.glassfish.jersey.internal.inject.Injections;
import org.glassfish.jersey.internal.inject.Providers;
import org.glassfish.jersey.server.model.Parameter;
import org.glassfish.jersey.server.model.Resource;
import org.glassfish.jersey.server.spi.ComponentProvider;
import org.glassfish.jersey.server.spi.internal.ValueFactoryProvider;
import org.glassfish.hk2.api.ClassAnalyzer;
import org.glassfish.hk2.api.DynamicConfiguration;
import org.glassfish.hk2.api.Factory;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.hk2.utilities.binding.ScopedBindingBuilder;
import org.glassfish.hk2.utilities.binding.ServiceBindingBuilder;
import org.glassfish.hk2.utilities.cache.Cache;
import org.glassfish.hk2.utilities.cache.Computable;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.PARAMETER;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
/**
* Jersey CDI integration implementation.
* Implements {@link ComponentProvider Jersey component provider} to serve CDI beans
* obtained from the actual CDI bean manager.
* To properly inject JAX-RS/Jersey managed beans into CDI, it also
* serves as a {@link Extension CDI Extension}, that intercepts CDI injection targets.
*
* @author Jakub Podlesak (jakub.podlesak at oracle.com)
*/
@Priority(200)
public class CdiComponentProvider implements ComponentProvider, Extension {
private static final Logger LOGGER = Logger.getLogger(CdiComponentProvider.class.getName());
/**
* annotation types that distinguish the classes to be added to {@link #jaxrsInjectableTypes}
*/
private static final Set> JAX_RS_INJECT_ANNOTATIONS =
new HashSet>() {{
addAll(JaxRsParamProducer.JAX_RS_STRING_PARAM_ANNOTATIONS);
add(Context.class);
}};
/**
* Name to be used when binding CDI injectee skipping class analyzer to HK2 service locator.
*/
public static final String CDI_CLASS_ANALYZER = "CdiInjecteeSkippingClassAnalyzer";
/**
* set of non JAX-RS components containing JAX-RS injection points
*/
private final Set jaxrsInjectableTypes = new HashSet<>();
private final Set hk2ProvidedTypes = Collections.synchronizedSet(new HashSet());
private final Set jerseyVetoedTypes = Collections.synchronizedSet(new HashSet());
/**
* set of request scoped components
*/
private final Set> requestScopedComponents = new HashSet<>();
private final Cache, Boolean> jaxRsComponentCache = new Cache<>(new Computable, Boolean>() {
@Override
public Boolean compute(final Class clazz) {
return Application.class.isAssignableFrom(clazz)
|| Providers.isJaxRsProvider(clazz)
|| jaxRsResourceCache.compute(clazz);
}
});
private final Cache, Boolean> jaxRsResourceCache = new Cache<>(new Computable, Boolean>() {
@Override
public Boolean compute(final Class clazz) {
return Resource.from(clazz) != null;
}
});
private final Hk2CustomBoundTypesProvider customHk2TypesProvider;
private final Hk2LocatorManager locatorManager;
private volatile ServiceLocator locator;
private volatile BeanManager beanManager;
private volatile Map, Set> methodsToSkip = new HashMap<>();
private volatile Map, Set> fieldsToSkip = new HashMap<>();
public CdiComponentProvider() {
customHk2TypesProvider = CdiUtil.lookupService(Hk2CustomBoundTypesProvider.class);
locatorManager = CdiUtil.createHk2LocatorManager();
}
@Override
public void initialize(final ServiceLocator locator) {
this.locator = locator;
this.beanManager = CdiUtil.getBeanManager();
if (beanManager != null) {
// Try to get CdiComponentProvider created by CDI.
final CdiComponentProvider extension = beanManager.getExtension(CdiComponentProvider.class);
if (extension != null) {
extension.addLocator(this.locator);
this.fieldsToSkip = extension.getFieldsToSkip();
this.methodsToSkip = extension.getMethodsToSkip();
bindHk2ClassAnalyzer();
LOGGER.config(LocalizationMessages.CDI_PROVIDER_INITIALIZED());
}
}
}
/**
* CDI producer for CDI bean constructor String parameters, that should be injected by JAX-RS.
*/
@ApplicationScoped
public static class JaxRsParamProducer {
@Qualifier
@Retention(RUNTIME)
@Target({METHOD, FIELD, PARAMETER, TYPE})
public static @interface JaxRsParamQualifier {
}
private static final JaxRsParamQualifier JaxRsParamQUALIFIER = new JaxRsParamQualifier() {
@Override
public Class annotationType() {
return JaxRsParamQualifier.class;
}
};
static final Set> JAX_RS_STRING_PARAM_ANNOTATIONS =
new HashSet>() {{
add(javax.ws.rs.PathParam.class);
add(javax.ws.rs.QueryParam.class);
add(javax.ws.rs.CookieParam.class);
add(javax.ws.rs.HeaderParam.class);
add(javax.ws.rs.MatrixParam.class);
add(javax.ws.rs.FormParam.class);
}};
/**
* Internal cache to store CDI {@link InjectionPoint} to Jersey {@link Parameter} mapping.
*/
final Cache parameterCache = new Cache<>(new Computable() {
@Override
public Parameter compute(final InjectionPoint injectionPoint) {
final Annotated annotated = injectionPoint.getAnnotated();
final Class clazz = injectionPoint.getMember().getDeclaringClass();
if (annotated instanceof AnnotatedParameter) {
final AnnotatedParameter annotatedParameter = (AnnotatedParameter) annotated;
final AnnotatedCallable callable = annotatedParameter.getDeclaringCallable();
if (callable instanceof AnnotatedConstructor) {
final AnnotatedConstructor ac = (AnnotatedConstructor) callable;
final int position = annotatedParameter.getPosition();
final List parameters = Parameter.create(clazz, clazz, ac.getJavaMember(), false);
return parameters.get(position);
}
}
return null;
}
});
/**
* Provide a value for given injection point. If the injection point does not refer
* to a CDI bean constructor parameter, or the value could not be found, the method will return null.
*
* @param injectionPoint actual injection point.
* @param beanManager current application bean manager.
* @return concrete JAX-RS parameter value for given injection point.
*/
@javax.enterprise.inject.Produces
@JaxRsParamQualifier
public String getParameterValue(final InjectionPoint injectionPoint, final BeanManager beanManager) {
final Parameter parameter = parameterCache.compute(injectionPoint);
if (parameter != null) {
final ServiceLocator locator = beanManager.getExtension(CdiComponentProvider.class).getEffectiveLocator();
final Set providers = Providers.getProviders(locator, ValueFactoryProvider.class);
for (final ValueFactoryProvider vfp : providers) {
final Factory valueFactory = vfp.getValueFactory(parameter);
if (valueFactory != null) {
return (String) valueFactory.provide();
}
}
}
return null;
}
}
@Override
public boolean bind(final Class clazz, final Set> providerContracts) {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.fine(LocalizationMessages.CDI_CLASS_BEING_CHECKED(clazz));
}
if (beanManager == null) {
return false;
}
if (isJerseyOrDependencyType(clazz)) {
return false;
}
final boolean isCdiManaged = isCdiComponent(clazz);
final boolean isManagedBean = isManagedBean(clazz);
final boolean isJaxRsComponent = isJaxRsComponentType(clazz);
if (!isCdiManaged && !isManagedBean && !isJaxRsComponent) {
return false;
}
final boolean isJaxRsResource = jaxRsResourceCache.compute(clazz);
final DynamicConfiguration dc = Injections.getConfiguration(locator);
final Class beanScopeAnnotation = CdiUtil.getBeanScope(clazz, beanManager);
final boolean isRequestScoped = beanScopeAnnotation == RequestScoped.class
|| (beanScopeAnnotation == Dependent.class && isJaxRsResource);
Factory beanFactory = isRequestScoped
? new RequestScopedCdiBeanHk2Factory(clazz, locator, beanManager, isCdiManaged)
: new GenericCdiBeanHk2Factory(clazz, locator, beanManager, isCdiManaged);
final ServiceBindingBuilder bindingBuilder =
Injections.newFactoryBinder(beanFactory);
bindingBuilder.to(clazz);
for (final Class contract : providerContracts) {
bindingBuilder.to(contract);
}
Injections.addBinding(bindingBuilder, dc);
dc.commit();
if (isRequestScoped) {
requestScopedComponents.add(clazz);
}
if (LOGGER.isLoggable(Level.CONFIG)) {
LOGGER.config(LocalizationMessages.CDI_CLASS_BOUND_WITH_CDI(clazz));
}
return true;
}
@Override
public void done() {
if (requestScopedComponents.size() > 0) {
final DynamicConfiguration dc = Injections.getConfiguration(locator);
Injections.addBinding(Injections.newBinder(new ForeignRequestScopeBridge() {
@Override
public Set> getRequestScopedComponents() {
return requestScopedComponents;
}
}).to(ForeignRequestScopeBridge.class), dc);
dc.commit();
if (LOGGER.isLoggable(Level.CONFIG)) {
LOGGER.config(LocalizationMessages.CDI_REQUEST_SCOPED_COMPONENTS_RECOGNIZED(
listElements(new StringBuilder().append("\n"), requestScopedComponents).toString()));
}
}
}
private boolean isCdiComponent(final Class component) {
final Annotation[] qualifiers = CdiUtil.getQualifiers(component.getAnnotations());
return !beanManager.getBeans(component, qualifiers).isEmpty();
}
private boolean isManagedBean(final Class component) {
return component.isAnnotationPresent(ManagedBean.class);
}
private static AnnotatedConstructor enrichedConstructor(final AnnotatedConstructor ctor) {
return new AnnotatedConstructor(){
@Override
public Constructor getJavaMember() {
return ctor.getJavaMember();
}
@Override
public List getParameters() {
final List parameters = new ArrayList<>(ctor.getParameters().size());
for (final AnnotatedParameter ap : ctor.getParameters()) {
parameters.add(new AnnotatedParameter() {
@Override
public int getPosition() {
return ap.getPosition();
}
@Override
public AnnotatedCallable getDeclaringCallable() {
return ap.getDeclaringCallable();
}
@Override
public Type getBaseType() {
return ap.getBaseType();
}
@Override
public Set getTypeClosure() {
return ap.getTypeClosure();
}
@Override
public T getAnnotation(final Class annotationType) {
if (annotationType == JaxRsParamProducer.JaxRsParamQualifier.class) {
return hasAnnotation(ap, JaxRsParamProducer.JAX_RS_STRING_PARAM_ANNOTATIONS)
? (T) JaxRsParamProducer.JaxRsParamQUALIFIER : null;
} else {
return ap.getAnnotation(annotationType);
}
}
@Override
public Set getAnnotations() {
final Set result = new HashSet<>();
for (final Annotation a : ap.getAnnotations()) {
result.add(a);
final Class annotationType = a.annotationType();
if (JaxRsParamProducer.JAX_RS_STRING_PARAM_ANNOTATIONS.contains(annotationType)) {
result.add(JaxRsParamProducer.JaxRsParamQUALIFIER);
}
}
return result;
}
@Override
public boolean isAnnotationPresent(final Class annotationType) {
return (annotationType == JaxRsParamProducer.JaxRsParamQualifier.class
&& hasAnnotation(ap, JaxRsParamProducer.JAX_RS_STRING_PARAM_ANNOTATIONS))
|| ap.isAnnotationPresent(annotationType);
}
});
}
return parameters;
}
@Override
public boolean isStatic() {
return ctor.isStatic();
}
@Override
public AnnotatedType getDeclaringType() {
return ctor.getDeclaringType();
}
@Override
public Type getBaseType() {
return ctor.getBaseType();
}
@Override
public Set getTypeClosure() {
return ctor.getTypeClosure();
}
@Override
public T getAnnotation(final Class annotationType) {
return ctor.getAnnotation(annotationType);
}
@Override
public Set getAnnotations() {
return ctor.getAnnotations();
}
@Override
public boolean isAnnotationPresent(final Class annotationType) {
return ctor.isAnnotationPresent(annotationType);
}
};
}
@SuppressWarnings("unused")
private void processAnnotatedType(@Observes
// We can not apply the following constraint
// if we want to fully support {@link org.glassfish.jersey.ext.cdi1x.spi.Hk2CustomBoundTypesProvider}.
// Covered by tests/integration/cdi-with-jersey-injection-custom-cfg-webapp test application:
// @WithAnnotations({
// Context.class,
// ApplicationPath.class,
// HeaderParam.class,
// QueryParam.class,
// FormParam.class,
// MatrixParam.class,
// BeanParam.class,
// PathParam.class})
final ProcessAnnotatedType processAnnotatedType) {
final AnnotatedType annotatedType = processAnnotatedType.getAnnotatedType();
// if one of the JAX-RS annotations is present in the currently seen class, add it to the "whitelist"
if (containsJaxRsConstructorInjection(annotatedType)
|| containsJaxRsFieldInjection(annotatedType)
|| containsJaxRsMethodInjection(annotatedType)) {
jaxrsInjectableTypes.add(annotatedType.getBaseType());
}
if (customHk2TypesProvider != null) {
final Type baseType = annotatedType.getBaseType();
if (customHk2TypesProvider.getHk2Types().contains(baseType)) {
processAnnotatedType.veto();
jerseyVetoedTypes.add(baseType);
}
}
if (containsJaxRsParameterizedCtor(annotatedType)) {
processAnnotatedType.setAnnotatedType(new AnnotatedType() {
@Override
public Class getJavaClass() {
return annotatedType.getJavaClass();
}
@Override
public Set getConstructors() {
final Set result = new HashSet<>();
for (final AnnotatedConstructor c : annotatedType.getConstructors()) {
result.add(enrichedConstructor(c));
}
return result;
}
@Override
public Set getMethods() {
return annotatedType.getMethods();
}
@Override
public Set getFields() {
return annotatedType.getFields();
}
@Override
public Type getBaseType() {
return annotatedType.getBaseType();
}
@Override
public Set getTypeClosure() {
return annotatedType.getTypeClosure();
}
@Override
public T getAnnotation(final Class annotationType) {
return annotatedType.getAnnotation(annotationType);
}
@Override
public Set getAnnotations() {
return annotatedType.getAnnotations();
}
@Override
public boolean isAnnotationPresent(final Class annotationType) {
return annotatedType.isAnnotationPresent(annotationType);
}
});
}
}
private boolean containsJaxRsParameterizedCtor(final AnnotatedType annotatedType) {
return containAnnotatedParameters(annotatedType.getConstructors(), JaxRsParamProducer.JAX_RS_STRING_PARAM_ANNOTATIONS);
}
private boolean containsJaxRsConstructorInjection(final AnnotatedType annotatedType) {
return containAnnotatedParameters(annotatedType.getConstructors(), JAX_RS_INJECT_ANNOTATIONS);
}
private boolean containsJaxRsMethodInjection(final AnnotatedType annotatedType) {
return containAnnotatedParameters(annotatedType.getMethods(), JAX_RS_INJECT_ANNOTATIONS);
}
private boolean containsJaxRsFieldInjection(final AnnotatedType annotatedType) {
return containAnnotation(annotatedType.getFields(), JAX_RS_INJECT_ANNOTATIONS);
}
private boolean containAnnotatedParameters(final Collection annotatedCallables,
final Set> annotationSet) {
for (final AnnotatedCallable c : annotatedCallables) {
if (containAnnotation(c.getParameters(), annotationSet)) {
return true;
}
}
return false;
}
private boolean containAnnotation(final Collection elements,
final Set> annotationSet) {
for (final Annotated element : elements) {
if (hasAnnotation(element, annotationSet)) {
return true;
}
}
return false;
}
private static boolean hasAnnotation(final Annotated element, final Set> annotations) {
for (final Class a : annotations) {
if (element.isAnnotationPresent(a)) {
return true;
}
}
return false;
}
@SuppressWarnings("unused")
private void afterTypeDiscovery(@Observes final AfterTypeDiscovery afterTypeDiscovery) {
if (LOGGER.isLoggable(Level.CONFIG) && !jerseyVetoedTypes.isEmpty()) {
LOGGER.config(LocalizationMessages.CDI_TYPE_VETOED(customHk2TypesProvider,
listElements(new StringBuilder().append("\n"), jerseyVetoedTypes).toString()));
}
}
@SuppressWarnings("unused")
private void beforeBeanDiscovery(@Observes final BeforeBeanDiscovery beforeBeanDiscovery, final BeanManager beanManager) {
beforeBeanDiscovery.addAnnotatedType(beanManager.createAnnotatedType(JaxRsParamProducer.class));
}
@SuppressWarnings("unused")
private void processInjectionTarget(@Observes final ProcessInjectionTarget event) {
final InjectionTarget it = event.getInjectionTarget();
final Class componentClass = event.getAnnotatedType().getJavaClass();
final Set cdiInjectionPoints = filterHk2InjectionPointsOut(it.getInjectionPoints());
for (final InjectionPoint injectionPoint : cdiInjectionPoints) {
final Member member = injectionPoint.getMember();
if (member instanceof Field) {
addInjecteeToSkip(componentClass, fieldsToSkip, (Field) member);
} else if (member instanceof Method) {
addInjecteeToSkip(componentClass, methodsToSkip, (Method) member);
}
}
Hk2InjectedCdiTarget target = null;
if (isJerseyOrDependencyType(componentClass)) {
target = new Hk2InjectedCdiTarget(componentClass, it) {
@Override
public Set getInjectionPoints() {
// Tell CDI to ignore Jersey (or it's dependencies) classes when injecting.
// CDI will not treat these classes as CDI beans (as they are not).
return Collections.emptySet();
}
};
} else if (isJaxRsComponentType(componentClass)
|| jaxrsInjectableTypes.contains(event.getAnnotatedType().getBaseType())) {
target = new Hk2InjectedCdiTarget(componentClass, it) {
@Override
public Set getInjectionPoints() {
// Inject CDI beans into JAX-RS resources/providers/application.
return cdiInjectionPoints;
}
};
}
if (target != null) {
notify(target);
//noinspection unchecked
event.setInjectionTarget(target);
}
}
private Set filterHk2InjectionPointsOut(final Set originalInjectionPoints) {
final Set filteredInjectionPoints = new HashSet<>();
for (final InjectionPoint ip : originalInjectionPoints) {
final Type injectedType = ip.getType();
if (customHk2TypesProvider != null && customHk2TypesProvider.getHk2Types().contains(injectedType)) {
//remember the type, we would need to mock it's CDI binding at runtime
hk2ProvidedTypes.add(injectedType);
} else {
if (injectedType instanceof Class) {
final Class injectedClass = (Class) injectedType;
if (isJerseyOrDependencyType(injectedClass)) {
//remember the type, we would need to mock it's CDI binding at runtime
hk2ProvidedTypes.add(injectedType);
} else {
filteredInjectionPoints.add(ip);
}
} else { // it is not a class, maybe provider type?:
if (isInjectionProvider(injectedType)
&& (isProviderOfJerseyType((ParameterizedType) injectedType))) {
//remember the type, we would need to mock it's CDI binding at runtime
hk2ProvidedTypes.add(((ParameterizedType) injectedType).getActualTypeArguments()[0]);
} else {
filteredInjectionPoints.add(ip);
}
}
}
}
return filteredInjectionPoints;
}
private boolean isInjectionProvider(final Type injectedType) {
return injectedType instanceof ParameterizedType
&& ((ParameterizedType) injectedType).getRawType() == javax.inject.Provider.class;
}
private boolean isProviderOfJerseyType(final ParameterizedType provider) {
final Type firstArgumentType = provider.getActualTypeArguments()[0];
if (firstArgumentType instanceof Class && isJerseyOrDependencyType((Class) firstArgumentType)) {
return true;
}
return (customHk2TypesProvider != null && customHk2TypesProvider.getHk2Types().contains(firstArgumentType));
}
private void addInjecteeToSkip(final Class componentClass, final Map, Set> toSkip, final T member) {
if (!toSkip.containsKey(componentClass)) {
toSkip.put(componentClass, new HashSet());
}
toSkip.get(componentClass).add(member);
}
/**
* Auxiliary annotation for mocked beans used to cover Jersey/HK2 injected injection points.
*/
@SuppressWarnings("serial")
public static class CdiDefaultAnnotation extends AnnotationLiteral implements Default {
private static final long serialVersionUID = 1L;
}
@SuppressWarnings({"unused", "unchecked", "rawtypes"})
private void afterDiscoveryObserver(@Observes final AfterBeanDiscovery abd) {
if (customHk2TypesProvider != null) {
hk2ProvidedTypes.addAll(customHk2TypesProvider.getHk2Types());
}
for (final Type t : hk2ProvidedTypes) {
abd.addBean(new Hk2Bean(t));
}
}
/**
* Gets you fields to skip from a proxied instance.
*
* Note: Do NOT lower the visibility of this method. CDI proxies need at least this visibility.
*
* @return fields to skip when injecting via HK2
*/
/* package */ Map, Set> getFieldsToSkip() {
return fieldsToSkip;
}
/**
* Gets you methods to skip (from a proxied instance).
*
* Note: Do NOT lower the visibility of this method. CDI proxies need at least this visibility.
*
* @return methods to skip when injecting via HK2
*/
/* package */ Map, Set> getMethodsToSkip() {
return methodsToSkip;
}
/**
* Gets you effective locator.
*
* Note: Do NOT lower the visibility of this method. CDI proxies need at least this visibility.
*
* @return HK2 locator
*/
/* package */ ServiceLocator getEffectiveLocator() {
return locatorManager.getEffectiveLocator();
}
/**
* Add HK2 {@link org.glassfish.hk2.api.ServiceLocator locator} (to a proxied instance).
*
* Note: Do NOT lower the visibility of this method. CDI proxies need at least this visibility.
*
* @param locator HK2 locator
*/
/* package */ void addLocator(final ServiceLocator locator) {
locatorManager.registerLocator(locator);
}
/**
* Notifies the {@code InjectionTargetListener injection target listener} about new
* {@link org.glassfish.jersey.ext.cdi1x.internal.spi.Hk2InjectedTarget injected target}.
*
* Note: Do NOT lower the visibility of this method. CDI proxies need at least this visibility.
*
* @param target new injected target.
*/
/* package */ void notify(final Hk2InjectedTarget target) {
if (locatorManager instanceof InjectionTargetListener) {
((InjectionTargetListener) locatorManager).notify(target);
}
}
/**
* Introspect given type to determine if it represents a JAX-RS component.
*
* @param clazz type to be introspected.
* @return true if the type represents a JAX-RS component type.
*/
/* package */ boolean isJaxRsComponentType(final Class clazz) {
return jaxRsComponentCache.compute(clazz);
}
private static boolean isJerseyOrDependencyType(final Class clazz) {
if (clazz.isPrimitive() || clazz.isSynthetic()) {
return false;
}
final Package pkg = clazz.getPackage();
if (pkg == null) { // Class.getPackage() could return null
LOGGER.warning(String.format("Class %s has null package", clazz));
return false;
}
final String pkgName = pkg.getName();
return !clazz.isAnnotationPresent(JerseyVetoed.class)
&& (pkgName.contains("org.glassfish.hk2")
|| pkgName.contains("jersey.repackaged")
|| pkgName.contains("org.jvnet.hk2")
|| (pkgName.startsWith("org.glassfish.jersey")
&& !pkgName.startsWith("org.glassfish.jersey.examples")
&& !pkgName.startsWith("org.glassfish.jersey.tests"))
|| (pkgName.startsWith("com.sun.jersey")
&& !pkgName.startsWith("com.sun.jersey.examples")
&& !pkgName.startsWith("com.sun.jersey.tests")));
}
private void bindHk2ClassAnalyzer() {
final ClassAnalyzer defaultClassAnalyzer =
locator.getService(ClassAnalyzer.class, ClassAnalyzer.DEFAULT_IMPLEMENTATION_NAME);
final int skippedElements = methodsToSkip.size() + fieldsToSkip.size();
final ClassAnalyzer customizedClassAnalyzer = skippedElements > 0
? new InjecteeSkippingAnalyzer(defaultClassAnalyzer, methodsToSkip, fieldsToSkip)
: defaultClassAnalyzer;
final DynamicConfiguration dc = Injections.getConfiguration(locator);
final ScopedBindingBuilder bindingBuilder =
Injections.newBinder(customizedClassAnalyzer);
bindingBuilder.analyzeWith(ClassAnalyzer.DEFAULT_IMPLEMENTATION_NAME)
.to(ClassAnalyzer.class)
.named(CDI_CLASS_ANALYZER);
Injections.addBinding(bindingBuilder, dc);
dc.commit();
}
private StringBuilder listElements(final StringBuilder logMsgBuilder, final Collection elements) {
for (final Object t : elements) {
logMsgBuilder.append(String.format(" - %s%n", t));
}
return logMsgBuilder;
}
@SuppressWarnings("unchecked")
private abstract class Hk2InjectedCdiTarget implements Hk2InjectedTarget {
private final Class componentClass;
private final InjectionTarget delegate;
private final ClassLoader targetClassLoader;
private volatile ServiceLocator effectiveLocator;
private volatile boolean multipleLocators = false;
public Hk2InjectedCdiTarget(final Class componentClass,
final InjectionTarget delegate) {
this.componentClass = componentClass;
this.delegate = delegate;
this.targetClassLoader = componentClass.getClassLoader();
}
@Override
public abstract Set getInjectionPoints();
@Override
public void inject(final Object t, final CreationalContext cc) {
delegate.inject(t, cc);
final ServiceLocator il = multipleLocators ? getEffectiveLocator() : effectiveLocator;
final ServiceLocator injectingLocator = (il != null) ? il : getEffectiveLocator();
if (injectingLocator != null) {
injectingLocator.inject(t, CdiComponentProvider.CDI_CLASS_ANALYZER);
}
}
@Override
public void postConstruct(final Object t) {
delegate.postConstruct(t);
}
@Override
public void preDestroy(final Object t) {
delegate.preDestroy(t);
}
@Override
public Object produce(final CreationalContext cc) {
return delegate.produce(cc);
}
@Override
public void dispose(final Object t) {
delegate.dispose(t);
}
@Override
public void setLocator(final ServiceLocator effectiveLocator) {
if (this.effectiveLocator != null) {
this.multipleLocators = true;
}
this.effectiveLocator = effectiveLocator;
}
}
private class Hk2Bean implements Bean {
private final Type t;
public Hk2Bean(final Type t) {
this.t = t;
}
@Override
public Class getBeanClass() {
return (Class) t;
}
@Override
public Set getInjectionPoints() {
return Collections.emptySet();
}
@Override
public boolean isNullable() {
return true;
}
@Override
public Object create(final CreationalContext creationalContext) {
return getEffectiveLocator().getService(t);
}
@Override
public void destroy(final Object instance, final CreationalContext creationalContext) {
}
@Override
public Set getTypes() {
return Collections.singleton(t);
}
@Override
public Set getQualifiers() {
return Collections.singleton(new CdiDefaultAnnotation());
}
@Override
public Class getScope() {
return Dependent.class;
}
@Override
public String getName() {
return t.toString();
}
@Override
public Set getStereotypes() {
return Collections.emptySet();
}
@Override
public boolean isAlternative() {
return false;
}
}
}
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