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org.jvnet.hk2.internal.ServiceLocatorImpl Maven / Gradle / Ivy
/*
* Copyright (c) 2012, 2019 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.jvnet.hk2.internal;
import org.glassfish.hk2.utilities.cache.Cache;
import org.glassfish.hk2.utilities.cache.Computable;
import java.lang.annotation.Annotation;
import java.lang.reflect.AnnotatedElement;
import java.lang.reflect.Method;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.SortedSet;
import java.util.StringTokenizer;
import java.util.TreeSet;
import java.util.WeakHashMap;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock.ReadLock;
import java.util.concurrent.locks.ReentrantReadWriteLock.WriteLock;
import javax.inject.Named;
import javax.inject.Provider;
import javax.inject.Singleton;
import org.glassfish.hk2.api.ActiveDescriptor;
import org.glassfish.hk2.api.ClassAnalyzer;
import org.glassfish.hk2.api.Context;
import org.glassfish.hk2.api.Descriptor;
import org.glassfish.hk2.api.DescriptorVisibility;
import org.glassfish.hk2.api.DuplicateServiceException;
import org.glassfish.hk2.api.DynamicConfigurationListener;
import org.glassfish.hk2.api.ErrorService;
import org.glassfish.hk2.api.ErrorType;
import org.glassfish.hk2.api.Filter;
import org.glassfish.hk2.api.HK2Loader;
import org.glassfish.hk2.api.IndexedFilter;
import org.glassfish.hk2.api.Injectee;
import org.glassfish.hk2.api.InstanceLifecycleListener;
import org.glassfish.hk2.api.InterceptionService;
import org.glassfish.hk2.api.JustInTimeInjectionResolver;
import org.glassfish.hk2.api.MethodParameter;
import org.glassfish.hk2.api.Operation;
import org.glassfish.hk2.api.InjectionResolver;
import org.glassfish.hk2.api.IterableProvider;
import org.glassfish.hk2.api.MultiException;
import org.glassfish.hk2.api.PerLookup;
import org.glassfish.hk2.api.PostConstruct;
import org.glassfish.hk2.api.PreDestroy;
import org.glassfish.hk2.api.ServiceHandle;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.hk2.api.ServiceLocatorFactory;
import org.glassfish.hk2.api.ServiceLocatorState;
import org.glassfish.hk2.api.TwoPhaseResource;
import org.glassfish.hk2.api.TwoPhaseTransactionData;
import org.glassfish.hk2.api.Unqualified;
import org.glassfish.hk2.api.ValidationInformation;
import org.glassfish.hk2.api.ValidationService;
import org.glassfish.hk2.api.Validator;
import org.glassfish.hk2.api.messaging.Topic;
import org.glassfish.hk2.utilities.BuilderHelper;
import org.glassfish.hk2.utilities.InjecteeImpl;
import org.glassfish.hk2.utilities.cache.CacheKeyFilter;
import org.glassfish.hk2.utilities.cache.CacheUtilities;
import org.glassfish.hk2.utilities.cache.ComputationErrorException;
import org.glassfish.hk2.utilities.cache.WeakCARCache;
import org.glassfish.hk2.utilities.reflection.ClassReflectionHelper;
import org.glassfish.hk2.utilities.reflection.Logger;
import org.glassfish.hk2.utilities.reflection.ParameterizedTypeImpl;
import org.glassfish.hk2.utilities.reflection.ReflectionHelper;
import org.glassfish.hk2.utilities.reflection.internal.ClassReflectionHelperImpl;
/**
* @author jwells
*
*/
public class ServiceLocatorImpl implements ServiceLocator {
private final static String BIND_TRACING_PATTERN_PROPERTY = "org.jvnet.hk2.properties.bind.tracing.pattern";
private final static String BIND_TRACING_PATTERN = AccessController.doPrivileged(new PrivilegedAction() {
@Override
public String run() {
return System.getProperty(BIND_TRACING_PATTERN_PROPERTY);
}
});
private final static String BIND_TRACING_STACKS_PROPERTY = "org.jvnet.hk2.properties.bind.tracing.stacks";
private static boolean BIND_TRACING_STACKS = AccessController.doPrivileged(new PrivilegedAction() {
@Override
public Boolean run() {
return Boolean.parseBoolean(
System.getProperty(BIND_TRACING_STACKS_PROPERTY, "false"));
}
});
private final static int CACHE_SIZE = 20000;
private final static Object sLock = new Object();
private static long currentLocatorId = 0L;
/* package */ final static DescriptorComparator DESCRIPTOR_COMPARATOR = new DescriptorComparator();
private final static ServiceHandleComparator HANDLE_COMPARATOR = new ServiceHandleComparator();
private final ReentrantReadWriteLock readWriteLock = new ReentrantReadWriteLock();
private final WriteLock wLock = readWriteLock.writeLock();
private final ReadLock rLock = readWriteLock.readLock();
private final AtomicLong nextServiceId = new AtomicLong();
private final String locatorName;
private final long id;
private final ServiceLocatorImpl parent;
private volatile boolean neutralContextClassLoader = true;
private final ClassReflectionHelper classReflectionHelper = new ClassReflectionHelperImpl();
private final PerLocatorUtilities perLocatorUtilities = new PerLocatorUtilities(this);
private final IndexedListData allDescriptors = new IndexedListData();
private final HashMap descriptorsByAdvertisedContract =
new HashMap();
private final HashMap descriptorsByName =
new HashMap();
private final Context singletonContext = new SingletonContext(this);
private final Context perLookupContext = new PerLookupContext();
private final LinkedHashSet allValidators =
new LinkedHashSet();
private final LinkedList errorHandlers =
new LinkedList();
private final LinkedList> configListeners =
new LinkedList>();
private volatile boolean hasInterceptionServices = false;
private final LinkedList interceptionServices =
new LinkedList();
private final Cache, Context> contextCache = new Cache, Context>(new Computable, Context>() {
@Override
public Context compute(Class a) {
return _resolveContext(a);
}
});
private final Map children =
new WeakHashMap(); // Must be Weak for throw away children
private final Object classAnalyzerLock = new Object();
private final HashMap classAnalyzers =
new HashMap();
private String defaultClassAnalyzer = ClassAnalyzer.DEFAULT_IMPLEMENTATION_NAME;
private volatile Unqualified defaultUnqualified = null;
private ConcurrentHashMap, InjectionResolver> allResolvers =
new ConcurrentHashMap, InjectionResolver>();
private final Cache> injecteeToResolverCache =
new Cache>(new Computable>() {
@Override
public InjectionResolver compute(SystemInjecteeImpl key) {
return perLocatorUtilities.getInjectionResolver(getMe(), key);
}
});
private ServiceLocatorState state = ServiceLocatorState.RUNNING;
private static long getAndIncrementLocatorId() {
synchronized (sLock) {
return currentLocatorId++;
}
}
/**
* Called by the Generator, and hence must be a public method
*
* @param name The name of this locator
* @param parent The parent of this locator (may be null)
*/
public ServiceLocatorImpl(String name, ServiceLocatorImpl parent) {
locatorName = name;
this.parent = parent;
if (parent != null) {
parent.addChild(this);
}
id = getAndIncrementLocatorId();
Logger.getLogger().debug("Created ServiceLocator " + this);
if (BIND_TRACING_PATTERN != null) {
Logger.getLogger().debug("HK2 will trace binds and unbinds of " + BIND_TRACING_PATTERN +
" with stacks " + BIND_TRACING_STACKS + " in " + this);
}
}
/**
* Must have read lock held
*
* @param vi The non-null validation
* @return
*/
private boolean callValidate(ValidationService vs, ValidationInformation vi) {
try {
return vs.getValidator().validate(vi);
}
catch (Throwable th) {
List localErrorServices = new LinkedList(errorHandlers);
MultiException useException;
if (th instanceof MultiException) {
useException = (MultiException) th;
}
else {
useException = new MultiException(th);
}
ErrorInformationImpl ei = new ErrorInformationImpl(
ErrorType.VALIDATE_FAILURE,
vi.getCandidate(),
vi.getInjectee(),
useException);
for (ErrorService errorService : localErrorServices) {
try {
errorService.onFailure(ei);
}
catch (Throwable th2) {
Logger.getLogger().debug("ServiceLocatorImpl", "callValidate", th2);
}
}
}
return false;
}
/**
* Must be called under lock
*
* @param descriptor The descriptor to validate
* @param onBehalfOf The fella who is being validated (or null)
* @return true if every validator returned true
*/
private boolean validate(SystemDescriptor descriptor, Injectee onBehalfOf, Filter filter) {
for (ValidationService vs : getAllValidators()) {
if (!descriptor.isValidating(vs)) continue;
if (!callValidate(vs, new ValidationInformationImpl(
Operation.LOOKUP, descriptor, onBehalfOf, filter))) {
return false;
}
}
return true;
}
private List> getDescriptors(Filter filter,
Injectee onBehalfOf,
boolean getParents,
boolean doValidation,
boolean getLocals) {
if (filter == null) throw new IllegalArgumentException("filter is null");
LinkedList> retVal;
rLock.lock();
try {
Collection> sortMeOut;
if (filter instanceof IndexedFilter) {
IndexedFilter df = (IndexedFilter) filter;
if (df.getName() != null) {
Collection> scopedByName;
String name = df.getName();
IndexedListData ild = descriptorsByName.get(name);
scopedByName = (ild == null) ? null : ild.getSortedList();
if (scopedByName == null) {
scopedByName = Collections.emptyList();
}
if (df.getAdvertisedContract() != null) {
sortMeOut = new LinkedList>();
for (SystemDescriptor candidate : scopedByName) {
if (candidate.getAdvertisedContracts().contains(df.getAdvertisedContract())) {
sortMeOut.add(candidate);
}
}
}
else {
sortMeOut = scopedByName;
}
}
else if (df.getAdvertisedContract() != null) {
String advertisedContract = df.getAdvertisedContract();
IndexedListData ild = descriptorsByAdvertisedContract.get(advertisedContract);
sortMeOut = (ild == null) ? null : ild.getSortedList();
if (sortMeOut == null) {
sortMeOut = Collections.emptyList();
}
}
else {
sortMeOut = allDescriptors.getSortedList();
}
}
else {
sortMeOut = allDescriptors.getSortedList();
}
retVal = new LinkedList>();
for (SystemDescriptor candidate : sortMeOut) {
if (!getLocals && DescriptorVisibility.LOCAL.equals(candidate.getDescriptorVisibility())) {
continue;
}
if (doValidation && !validate(candidate, onBehalfOf, filter)) continue;
if (filter.matches(candidate)) {
retVal.add(candidate);
}
}
} finally {
rLock.unlock();
}
// Must be done outside of lock, or there can be a deadlock between child and parent
if (getParents && parent != null) {
TreeSet> sorter = new TreeSet>(DESCRIPTOR_COMPARATOR);
sorter.addAll(retVal);
sorter.addAll(parent.getDescriptors(filter, onBehalfOf, getParents, doValidation, false));
retVal.clear();
retVal.addAll(sorter);
}
return retVal;
}
private List> protectedGetDescriptors(final Filter filter) {
return AccessController.doPrivileged(new PrivilegedAction>>() {
@Override
public List> run() {
return getDescriptors(filter);
}
});
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getDescriptors(org.glassfish.hk2.api.Filter)
*/
@Override
public List> getDescriptors(Filter filter) {
checkState();
return ReflectionHelper.cast(getDescriptors(filter, null, true, true, true));
}
@Override
public ActiveDescriptor getBestDescriptor(Filter filter) {
if (filter == null) throw new IllegalArgumentException("filter is null");
checkState();
List> sorted = getDescriptors(filter);
return Utilities.getFirstThingInList(sorted);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#reifyDescriptor(org.glassfish.hk2.api.Descriptor)
*/
@Override
public ActiveDescriptor reifyDescriptor(Descriptor descriptor, Injectee injectee)
throws MultiException {
checkState();
if (descriptor == null) throw new IllegalArgumentException();
if (!(descriptor instanceof ActiveDescriptor)) {
SystemDescriptor sd = new SystemDescriptor(descriptor, true, this, null);
Class implClass = loadClass(descriptor, injectee);
Collector collector = new Collector();
sd.reify(implClass, collector);
collector.throwIfErrors();
return sd;
}
// Descriptor is an active descriptor
ActiveDescriptor active = (ActiveDescriptor) descriptor;
if (active.isReified()) return active;
SystemDescriptor sd;
if (active instanceof SystemDescriptor) {
sd = (SystemDescriptor) active;
}
else {
sd = new SystemDescriptor(descriptor, true, this, null);
}
Class implClass = sd.getPreAnalyzedClass();
if (implClass == null) {
implClass = loadClass(descriptor, injectee);
}
Collector collector = new Collector();
sd.reify(implClass, collector);
collector.throwIfErrors();
return sd;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#reifyDescriptor(org.glassfish.hk2.api.Descriptor)
*/
@Override
public ActiveDescriptor reifyDescriptor(Descriptor descriptor)
throws MultiException {
checkState();
return reifyDescriptor(descriptor, null);
}
private ActiveDescriptor secondChanceResolve(Injectee injectee) {
// OK, lets do the second chance protocol
Collector collector = new Collector();
List> jitResolvers =
ReflectionHelper.>>cast(
getAllServiceHandles(JustInTimeInjectionResolver.class));
try {
boolean modified = false;
boolean aJITFailed = false;
for (ServiceHandle handle : jitResolvers) {
if ((injectee.getInjecteeClass() != null) && (
injectee.getInjecteeClass().getName().equals(
handle.getActiveDescriptor().getImplementation()))) {
// Do not self second-chance
continue;
}
JustInTimeInjectionResolver jitResolver;
try {
jitResolver = handle.getService();
}
catch (MultiException me) {
// We just ignore this for now, it may be resolvable later
Logger.getLogger().debug(handle.toString(), "secondChanceResolver", me);
continue;
}
boolean jitModified = false;
try {
jitModified = jitResolver.justInTimeResolution(injectee);
}
catch (Throwable th) {
collector.addThrowable(th);
aJITFailed = true;
}
modified = jitModified || modified;
}
if (aJITFailed) {
collector.throwIfErrors();
}
if (!modified) {
return null;
}
// Try again
return internalGetInjecteeDescriptor(injectee, true);
}
finally {
for (ServiceHandle jitResolver : jitResolvers) {
if (jitResolver.getActiveDescriptor().getScope() == null ||
PerLookup.class.getName().equals(jitResolver.getActiveDescriptor().getScope())) {
// Destroy any per-lookup JIT resolver
jitResolver.destroy();
}
}
}
}
private ActiveDescriptor internalGetInjecteeDescriptor(Injectee injectee, boolean calledFromSecondChanceResolveMethod) {
if (injectee == null) throw new IllegalArgumentException();
checkState();
Type requiredType = injectee.getRequiredType();
Class rawType = ReflectionHelper.getRawClass(requiredType);
if (rawType == null) {
throw new MultiException(new IllegalArgumentException(
"Invalid injectee with required type of " + injectee.getRequiredType() + " passed to getInjecteeDescriptor"));
}
if (Provider.class.equals(rawType) || Iterable.class.equals(rawType) || IterableProvider.class.equals(rawType) ) {
boolean isIterable = (IterableProvider.class.equals(rawType));
IterableProviderImpl value = new IterableProviderImpl(this,
(ReflectionHelper.getFirstTypeArgument(requiredType)),
injectee.getRequiredQualifiers(),
injectee.getUnqualified(),
injectee,
isIterable);
return new ConstantActiveDescriptor(value, this);
}
if (java.util.Optional.class.equals(rawType)) {
return new OptionalActiveDescriptor(injectee, this, ReflectionHelper.getFirstTypeArgument(requiredType));
}
if (Topic.class.equals(rawType)) {
TopicImpl value = new TopicImpl(this,
ReflectionHelper.getFirstTypeArgument(requiredType),
injectee.getRequiredQualifiers());
return new ConstantActiveDescriptor(value, this);
}
Set qualifiersAsSet = injectee.getRequiredQualifiers();
String name = ReflectionHelper.getNameFromAllQualifiers(qualifiersAsSet, injectee.getParent());
Annotation qualifiers[] = qualifiersAsSet.toArray(new Annotation[qualifiersAsSet.size()]);
return internalGetDescriptor(injectee, requiredType, name, injectee.getUnqualified(), false, calledFromSecondChanceResolveMethod, qualifiers);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getInjecteeDescriptor(org.glassfish.hk2.api.Injectee)
*/
@Override
public ActiveDescriptor getInjecteeDescriptor(Injectee injectee)
throws MultiException {
return internalGetInjecteeDescriptor(injectee, false);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getServiceHandle(org.glassfish.hk2.api.ActiveDescriptor)
*/
@Override
public ServiceHandle getServiceHandle(
ActiveDescriptor activeDescriptor,
Injectee injectee) throws MultiException {
if (activeDescriptor != null) {
if (!(activeDescriptor instanceof SystemDescriptor) &&
!(activeDescriptor instanceof ConstantActiveDescriptor)) {
throw new IllegalArgumentException("The descriptor passed to getServiceHandle must have been bound into a ServiceLocator. " +
"The descriptor is of type " + activeDescriptor.getClass().getName());
}
Long sdLocator = activeDescriptor.getLocatorId();
if (sdLocator == null) {
throw new IllegalArgumentException("The descriptor passed to getServiceHandle is not associated with any ServiceLocator");
}
if (sdLocator.longValue() != id) {
if (parent != null) {
return parent.getServiceHandle(activeDescriptor, injectee);
}
throw new IllegalArgumentException("The descriptor passed to getServiceHandle is not associated with this ServiceLocator (id=" +
id + "). It is associated ServiceLocator id=" + sdLocator);
}
Long sdSID = activeDescriptor.getServiceId();
if ((activeDescriptor instanceof SystemDescriptor) && (sdSID == null)) {
throw new IllegalArgumentException("The descriptor passed to getServiceHandle was never added to this ServiceLocator (id=" +
id + ")");
}
}
return getServiceHandleImpl(activeDescriptor, injectee);
}
private ServiceHandleImpl getServiceHandleImpl(
ActiveDescriptor activeDescriptor,
Injectee injectee) throws MultiException {
if (activeDescriptor == null) throw new IllegalArgumentException();
checkState();
return new ServiceHandleImpl(this, activeDescriptor, injectee);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getServiceHandle(org.glassfish.hk2.api.ActiveDescriptor)
*/
@Override
public ServiceHandle getServiceHandle(
ActiveDescriptor activeDescriptor) throws MultiException {
return getServiceHandle(activeDescriptor, null);
}
private ServiceHandleImpl internalGetServiceHandle(
ActiveDescriptor activeDescriptor,
Type requestedType,
Injectee originalRequest) {
if (activeDescriptor == null) throw new IllegalArgumentException();
checkState();
if (requestedType == null) {
return getServiceHandleImpl(activeDescriptor, null);
}
Injectee useInjectee = (originalRequest != null) ? originalRequest : new InjecteeImpl(requestedType) ;
return getServiceHandleImpl(activeDescriptor, useInjectee);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getService(org.glassfish.hk2.api.ActiveDescriptor, org.glassfish.hk2.api.ServiceHandle)
*/
@Override @Deprecated
public T getService(ActiveDescriptor activeDescriptor,
ServiceHandle root) throws MultiException {
return getService(activeDescriptor, root, null);
}
@SuppressWarnings("unchecked")
@Override
public T getService(ActiveDescriptor activeDescriptor,
ServiceHandle root,
Injectee originalRequest) throws MultiException {
checkState();
Type contractOrImpl = (originalRequest == null) ? null : originalRequest.getRequiredType();
Class rawClass = ReflectionHelper.getRawClass(contractOrImpl);
if (root == null) {
ServiceHandleImpl tmpRoot = new ServiceHandleImpl(this, activeDescriptor, originalRequest);
return Utilities.createService(activeDescriptor, originalRequest, this, tmpRoot, rawClass);
}
ServiceHandleImpl rootImpl = (ServiceHandleImpl) root;
ServiceHandleImpl subHandle = internalGetServiceHandle(activeDescriptor, contractOrImpl, originalRequest);
if (PerLookup.class.equals(activeDescriptor.getScopeAnnotation())) {
rootImpl.addSubHandle(subHandle);
}
rootImpl.pushInjectee(originalRequest);
try {
return subHandle.getService((ServiceHandle) root);
}
finally {
rootImpl.popInjectee();
}
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getService(java.lang.reflect.Type)
*/
@Override
public T getService(Class contractOrImpl, Annotation... qualifiers) throws MultiException {
return internalGetService(contractOrImpl, null, null, qualifiers);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getService(java.lang.reflect.Type)
*/
@Override
public T getService(Type contractOrImpl, Annotation... qualifiers) throws MultiException {
return internalGetService(contractOrImpl, null, null, qualifiers);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getService(java.lang.reflect.Type, java.lang.String)
*/
@Override
public T getService(Class contractOrImpl, String name, Annotation... qualifiers)
throws MultiException {
return internalGetService(contractOrImpl, name, null, qualifiers);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getService(java.lang.reflect.Type, java.lang.String)
*/
@Override
public T getService(Type contractOrImpl, String name, Annotation... qualifiers)
throws MultiException {
return internalGetService(contractOrImpl, name, null, qualifiers);
}
private T internalGetService(Type contractOrImpl, String name, Unqualified unqualified, Annotation... qualifiers) {
return internalGetService(contractOrImpl, name, unqualified, false, qualifiers);
}
@SuppressWarnings("unchecked")
private T internalGetService(Type contractOrImpl, String name, Unqualified unqualified, boolean calledFromSecondChanceResolveMethod, Annotation... qualifiers) {
checkState();
Class rawType = ReflectionHelper.getRawClass(contractOrImpl);
if (rawType != null &&
(Provider.class.equals(rawType) || IterableProvider.class.equals(rawType)) ) {
boolean isIterable = IterableProvider.class.equals(rawType);
Type requiredType = ReflectionHelper.getFirstTypeArgument(contractOrImpl);
HashSet requiredQualifiers = new HashSet();
for (Annotation qualifier : qualifiers) {
requiredQualifiers.add(qualifier);
}
InjecteeImpl injectee = new InjecteeImpl(requiredType);
injectee.setRequiredQualifiers(requiredQualifiers);
injectee.setUnqualified(unqualified);
IterableProviderImpl retVal = new IterableProviderImpl(this,
requiredType,
requiredQualifiers,
unqualified,
injectee,
isIterable);
return (T) retVal;
}
ActiveDescriptor ad = internalGetDescriptor(null, contractOrImpl, name,
unqualified, false, calledFromSecondChanceResolveMethod, qualifiers);
if (ad == null) return null;
T retVal = Utilities.createService(ad, null, this, null, rawType);
return retVal;
}
/**
* This method is only called from the get of IterableProvider. IterableProvider has
* already called the JIT resolvers and so should not do so again, since it is too
* much work and doesn't have the information about the original injectee
*/
/* package */ T getUnqualifiedService(Type contractOrImpl, Unqualified unqualified, boolean isIterable, Annotation... qualifiers) throws MultiException {
return internalGetService(contractOrImpl, null, unqualified, true, qualifiers);
}
private List protectedGetAllServices(final Type contractOrImpl,
final Annotation... qualifiers) {
return AccessController.doPrivileged(new PrivilegedAction>() {
@Override
public List run() {
return getAllServices(contractOrImpl, qualifiers);
}
});
}
@Override
public List getAllServices(Class contractOrImpl, Annotation... qualifiers)
throws MultiException {
return getAllServices((Type) contractOrImpl, qualifiers);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getAllServices(java.lang.reflect.Type)
*/
@SuppressWarnings("unchecked")
@Override
public List getAllServices(Type contractOrImpl, Annotation... qualifiers)
throws MultiException {
checkState();
List retVal = (List) internalGetAllServiceHandles(
contractOrImpl,
null,
false,
false,
qualifiers
);
return retVal;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getAllServices(java.lang.annotation.Annotation, java.lang.annotation.Annotation[])
*/
@SuppressWarnings("unchecked")
@Override
public List getAllServices(Annotation qualifier,
Annotation... qualifiers) throws MultiException {
checkState();
List> services = getAllServiceHandles(qualifier, qualifiers);
List retVal = new LinkedList();
for (ServiceHandle service : services) {
retVal.add((T) service.getService());
}
return retVal;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getAllServices(org.glassfish.hk2.api.Filter)
*/
@Override
public List getAllServices(Filter searchCriteria)
throws MultiException {
checkState();
List> handleSet = getAllServiceHandles(searchCriteria);
List retVal = new LinkedList();
for (ServiceHandle handle : handleSet) {
retVal.add(handle.getService());
}
return retVal;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getName()
*/
@Override
public String getName() {
return locatorName;
}
@Override
public ServiceLocatorState getState() {
rLock.lock();
try {
return state;
} finally {
rLock.unlock();
}
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#shutdown()
*/
@Override
public void shutdown() {
wLock.lock();
try {
if (state.equals(ServiceLocatorState.SHUTDOWN)) return;
synchronized(children) {
for (Iterator childIterator = children.keySet().iterator(); childIterator.hasNext();) {
ServiceLocatorImpl child = childIterator.next();
childIterator.remove();
child.shutdown();
}
}
if (parent != null) {
parent.removeChild(this);
}
}
finally {
wLock.unlock();
}
// These things must be done OUTSIDE the lock
List> handles = getAllServiceHandles(new IndexedFilter() {
@Override
public boolean matches(Descriptor d) {
return d.getLocatorId().equals(id);
}
@Override
public String getAdvertisedContract() {
return Context.class.getName();
}
@Override
public String getName() {
return null;
}
});
for (ServiceHandle handle : handles) {
if (handle.isActive()) {
Context context = (Context) handle.getService();
context.shutdown();
}
}
singletonContext.shutdown();
wLock.lock();
try {
state = ServiceLocatorState.SHUTDOWN;
allDescriptors.clear();
descriptorsByAdvertisedContract.clear();
descriptorsByName.clear();
allResolvers.clear();
injecteeToResolverCache.clear();
allValidators.clear();
errorHandlers.clear();
igdCache.clear();
igashCache.clear();
classReflectionHelper.dispose();
contextCache.clear();
perLocatorUtilities.shutdown();
synchronized (children) {
children.clear();
}
Logger.getLogger().debug("Shutdown ServiceLocator " + this);
} finally {
wLock.unlock();
}
ServiceLocatorFactory.getInstance().destroy(this);
Logger.getLogger().debug("ServiceLocator " + this + " has been shutdown");
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#create(java.lang.Class)
*/
@Override
public T create(Class createMe) {
return create(createMe, null);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#create(java.lang.Class)
*/
@Override
public T create(Class createMe, String strategy) {
checkState();
return Utilities.justCreate(createMe, this, strategy);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#inject(java.lang.Object)
*/
@Override
public void inject(Object injectMe) {
inject(injectMe, null);
}
@Override
public Object assistedInject(Object injectMe, Method method, MethodParameter... params) {
return assistedInject(injectMe, method, null, params);
}
@Override
public Object assistedInject(Object injectMe, Method method, ServiceHandle root, MethodParameter... params) {
checkState();
return Utilities.justAssistedInject(injectMe, method, this, root, params);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#inject(java.lang.Object)
*/
@Override
public void inject(Object injectMe, String strategy) {
checkState();
Utilities.justInject(injectMe, this, strategy);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#postConstruct(java.lang.Object)
*/
@Override
public void postConstruct(Object postConstructMe) {
postConstruct(postConstructMe, null);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#postConstruct(java.lang.Object)
*/
@Override
public void postConstruct(Object postConstructMe, String strategy) {
checkState();
if (postConstructMe == null) {
throw new IllegalArgumentException();
}
if (((strategy == null) || strategy.equals(ClassAnalyzer.DEFAULT_IMPLEMENTATION_NAME)) &&
(postConstructMe instanceof PostConstruct)) {
((PostConstruct) postConstructMe).postConstruct();
}
else {
Utilities.justPostConstruct(postConstructMe, this, strategy);
}
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#preDestroy(java.lang.Object)
*/
@Override
public void preDestroy(Object preDestroyMe) {
preDestroy(preDestroyMe, null);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#preDestroy(java.lang.Object)
*/
@Override
public void preDestroy(Object preDestroyMe, String strategy) {
checkState();
if (preDestroyMe == null) {
throw new IllegalArgumentException();
}
if (((strategy == null) || strategy.equals(ClassAnalyzer.DEFAULT_IMPLEMENTATION_NAME)) &&
(preDestroyMe instanceof PreDestroy)) {
((PreDestroy) preDestroyMe).preDestroy();
}
else {
Utilities.justPreDestroy(preDestroyMe, this, strategy);
}
}
/**
* Creates, injects and postConstructs, all in one
*/
@Override
public U createAndInitialize(Class createMe) {
return createAndInitialize(createMe, null);
}
/**
* Creates, injects and postConstructs, all in one
*/
@Override
public U createAndInitialize(Class createMe, String strategy) {
U retVal = create(createMe, strategy);
inject(retVal, strategy);
postConstruct(retVal, strategy);
return retVal;
}
private static String getName(String name, Annotation... qualifiers) {
if (name != null) return name;
for (Annotation qualifier : qualifiers) {
if (qualifier instanceof Named) {
Named named = (Named) qualifier;
if (named.value() != null && !named.value().isEmpty()) {
return named.value();
}
}
}
return null;
}
private final static class IgdCacheKey {
private final CacheKey cacheKey;
private final String name;
private final Injectee onBehalfOf;
private final Type contractOrImpl;
private final Annotation[] qualifiers;
private final Filter filter;
private final int hashCode;
IgdCacheKey(CacheKey key,
String name,
Injectee onBehalfOf,
Type contractOrImpl,
Class rawClass,
Annotation[] qualifiers,
Filter filter) {
this.cacheKey = key;
this.name = name;
this.onBehalfOf = onBehalfOf;
this.contractOrImpl = contractOrImpl;
this.qualifiers = qualifiers;
this.filter = filter;
int hash = 5;
hash = 41 * hash + this.cacheKey.hashCode();
this.hashCode = hash;
}
@Override
public int hashCode() {
return hashCode;
}
@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (!(obj instanceof IgdCacheKey)) {
return false;
}
final IgdCacheKey other = (IgdCacheKey) obj;
if (this.hashCode != other.hashCode) {
return false;
}
if ((this.cacheKey == null) ? (other.cacheKey != null) : !this.cacheKey.equals(other.cacheKey)) {
return false;
}
return true;
}
@Override
public String toString() {
return "IgdCacheKey(" + cacheKey + "," + name + "," + onBehalfOf + "," +
contractOrImpl + "," + Arrays.toString(qualifiers) + "," + filter + "," +
filter + "," + System.identityHashCode(this) + ")";
}
}
private class IgdValue {
final NarrowResults results;
final ImmediateResults immediate;
final AtomicInteger freshnessKeeper = new AtomicInteger(1);
public IgdValue(NarrowResults results, ImmediateResults immediate) {
this.results = results;
this.immediate = immediate;
}
}
private final WeakCARCache igdCache = CacheUtilities.createWeakCARCache(
new Computable() {
@Override
public IgdValue compute(final IgdCacheKey key) {
return igdCacheCompute(key);
}
}, CACHE_SIZE, false);
private IgdValue igdCacheCompute(final IgdCacheKey key) {
final List> candidates = getDescriptors(key.filter, key.onBehalfOf, true, false, true);
final ImmediateResults immediate = narrow(ServiceLocatorImpl.this, // locator
candidates, // candidates
key.contractOrImpl, // requiredType
key.name, // name
key.onBehalfOf, // injectee
true, // onlyOne
true, // doValidation
null, // cachedResults
key.filter, // filter
key.qualifiers); // qualifiers
final NarrowResults results = immediate.getTimelessResults();
if (!results.getErrors().isEmpty()) {
Utilities.handleErrors(results, new LinkedList(errorHandlers));
throw new ComputationErrorException(new IgdValue(results, immediate));
}
return new IgdValue(results, immediate);
}
private Unqualified getEffectiveUnqualified(Unqualified givenUnqualified, boolean isIterable, Annotation qualifiers[]) {
if (givenUnqualified != null) return givenUnqualified;
if (qualifiers.length > 0) return null;
if (isIterable) return null;
// Given unqualified is null and there are no qualifiers
return defaultUnqualified;
}
private ActiveDescriptor internalGetDescriptor(Injectee onBehalfOf, Type contractOrImpl,
String name,
Unqualified unqualified,
boolean isIterable,
Annotation... qualifiers) throws MultiException {
return internalGetDescriptor(onBehalfOf, contractOrImpl, name, unqualified, isIterable, false, qualifiers);
}
@SuppressWarnings("unchecked")
private ActiveDescriptor internalGetDescriptor(Injectee onBehalfOf, Type contractOrImpl,
String name,
Unqualified unqualified,
boolean isIterable,
boolean calledFromSecondChanceResolveMethod,
Annotation... qualifiers) throws MultiException {
if (contractOrImpl == null) throw new IllegalArgumentException();
Class rawClass = ReflectionHelper.getRawClass(contractOrImpl);
if (rawClass == null) return null; // Can't be a TypeVariable or Wildcard
Utilities.checkLookupType(rawClass);
rawClass = Utilities.translatePrimitiveType(rawClass);
name = getName(name, qualifiers);
NarrowResults results = null;
LinkedList currentErrorHandlers = null;
ImmediateResults immediate = null;
unqualified = getEffectiveUnqualified(unqualified, isIterable, qualifiers);
final CacheKey cacheKey = new CacheKey(contractOrImpl, name, unqualified, qualifiers);
final Filter filter = new UnqualifiedIndexedFilter(rawClass.getName(), name, unqualified);
final IgdCacheKey igdCacheKey = new IgdCacheKey(cacheKey,
name,
onBehalfOf,
contractOrImpl,
rawClass,
qualifiers,
filter);
rLock.lock();
try {
final IgdValue value = igdCache.compute(igdCacheKey);
final boolean freshOne = value.freshnessKeeper.compareAndSet(1, 2);
if (!freshOne) {
immediate = narrow(this, // locator
null, // candidates
contractOrImpl, // requiredType
name, // name
onBehalfOf, // onBehalfOf
true, // onlyOne
true, // doValidation
value.results, // cachedResults
filter, // filter
qualifiers); // qualifiers
results = immediate.getTimelessResults();
} else {
results = value.results;
immediate = value.immediate;
}
if (!results.getErrors().isEmpty()) {
currentErrorHandlers = new LinkedList(errorHandlers);
}
} finally {
rLock.unlock();
}
if (currentErrorHandlers != null) {
// Do this next call OUTSIDE of the lock
Utilities.handleErrors(results, currentErrorHandlers);
}
// Must do validation here in order to allow for caching
ActiveDescriptor postValidateResult = immediate.getImmediateResults().isEmpty() ? null
: (ActiveDescriptor) immediate.getImmediateResults().get(0);
// See https://java.net/jira/browse/HK2-170
if (!calledFromSecondChanceResolveMethod && postValidateResult == null) {
final Injectee injectee;
if (onBehalfOf == null) {
final HashSet requiredQualifiers = new HashSet();
if (qualifiers != null && qualifiers.length > 0) {
for (final Annotation qualifier : qualifiers) {
if (qualifier != null) {
requiredQualifiers.add(qualifier);
}
}
}
final InjecteeImpl injecteeImpl = new InjecteeImpl(contractOrImpl);
injecteeImpl.setRequiredQualifiers(requiredQualifiers);
injecteeImpl.setUnqualified(unqualified);
injectee = injecteeImpl;
} else {
injectee = onBehalfOf;
}
postValidateResult = (ActiveDescriptor)secondChanceResolve(injectee);
}
return postValidateResult;
}
@Override
public ServiceHandle getServiceHandle(Class contractOrImpl,
Annotation... qualifiers) throws MultiException {
return getServiceHandle((Type) contractOrImpl, qualifiers);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getServiceHandle(java.lang.reflect.Type, java.lang.annotation.Annotation[])
*/
@Override
public ServiceHandle getServiceHandle(Type contractOrImpl,
Annotation... qualifiers) throws MultiException {
checkState();
ActiveDescriptor ad = internalGetDescriptor(null, contractOrImpl, null, null, false, qualifiers);
if (ad == null) return null;
return getServiceHandle(ad, new InjecteeImpl(contractOrImpl));
}
/* package */ ServiceHandle getUnqualifiedServiceHandle(Type contractOrImpl, Unqualified unqualified, boolean isIterable,
Annotation... qualifiers) throws MultiException {
checkState();
ActiveDescriptor ad = internalGetDescriptor(null, contractOrImpl, null, unqualified, isIterable, qualifiers);
if (ad == null) return null;
return getServiceHandle(ad, new InjecteeImpl(contractOrImpl));
}
private List> protectedGetAllServiceHandles(
final Type contractOrImpl, final Annotation... qualifiers) {
return AccessController.doPrivileged(new PrivilegedAction>>() {
@Override
public List> run() {
return getAllServiceHandles(contractOrImpl, qualifiers);
}
});
}
@Override
public List> getAllServiceHandles(
Class contractOrImpl, Annotation... qualifiers)
throws MultiException {
return ReflectionHelper.cast(getAllServiceHandles((Type) contractOrImpl, qualifiers));
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getAllServiceHandles(java.lang.reflect.Type, java.lang.annotation.Annotation[])
*/
@SuppressWarnings("unchecked")
@Override
public List> getAllServiceHandles(
Type contractOrImpl, Annotation... qualifiers)
throws MultiException {
return (List>)
internalGetAllServiceHandles(contractOrImpl, null, true, false, qualifiers);
}
/* package */ @SuppressWarnings("unchecked")
List> getAllUnqualifiedServiceHandles(
Type contractOrImpl, Unqualified unqualified, boolean isIterable, Annotation... qualifiers)
throws MultiException {
return (List>)
internalGetAllServiceHandles(contractOrImpl, unqualified, true, isIterable, qualifiers);
}
final private WeakCARCache igashCache =
CacheUtilities.createWeakCARCache(new Computable() {
@Override
public IgdValue compute(final IgdCacheKey key) {
List> candidates = getDescriptors(key.filter, null, true, false, true);
ImmediateResults immediate = narrow(ServiceLocatorImpl.this,
candidates,
key.contractOrImpl,
null,
null,
false,
true,
null,
key.filter,
key.qualifiers);
NarrowResults results = immediate.getTimelessResults();
if (!results.getErrors().isEmpty()) {
Utilities.handleErrors(results, new LinkedList(errorHandlers));
throw new ComputationErrorException(new IgdValue(results, immediate)) ;
}
return new IgdValue(results, immediate);
}
}, CACHE_SIZE, false);
private List internalGetAllServiceHandles(
Type contractOrImpl,
Unqualified unqualified,
boolean getHandles,
boolean isIterable,
Annotation... qualifiers)
throws MultiException {
if (contractOrImpl == null) throw new IllegalArgumentException();
checkState();
final Class rawClass = ReflectionHelper.getRawClass(contractOrImpl);
if (rawClass == null) {
throw new MultiException(new IllegalArgumentException("Type must be a class or parameterized type, it was " + contractOrImpl));
}
final String name = rawClass.getName();
NarrowResults results = null;
LinkedList currentErrorHandlers = null;
ImmediateResults immediate = null;
unqualified = getEffectiveUnqualified(unqualified, isIterable, qualifiers);
final CacheKey cacheKey = new CacheKey(contractOrImpl, null, unqualified, qualifiers);
final Filter filter = new UnqualifiedIndexedFilter(name, null, unqualified);
final IgdCacheKey igdCacheKey = new IgdCacheKey(cacheKey,
name,
null,
contractOrImpl,
rawClass,
qualifiers,
filter);
rLock.lock();
try {
final IgdValue value = igashCache.compute(igdCacheKey);
final boolean freshOne = value.freshnessKeeper.compareAndSet(1, 2);
if (!freshOne) {
immediate = narrow(this,
null,
contractOrImpl,
null,
null,
false,
true,
value.results,
filter,
qualifiers);
results = immediate.getTimelessResults();
}
else {
results = value.results;
immediate = value.immediate;
}
if (!results.getErrors().isEmpty()) {
currentErrorHandlers = new LinkedList(errorHandlers);
}
}
finally {
rLock.unlock();
}
if (currentErrorHandlers != null) {
// Do this next call OUTSIDE of the lock
Utilities.handleErrors(results, currentErrorHandlers);
}
LinkedList retVal = new LinkedList();
for (ActiveDescriptor candidate : immediate.getImmediateResults()) {
if (getHandles) {
retVal.add(internalGetServiceHandle(candidate, contractOrImpl, null));
}
else {
Object service = Utilities.createService(candidate, null, this, null, rawClass);
retVal.add(service);
}
}
return retVal;
}
@Override
public ServiceHandle getServiceHandle(Class contractOrImpl,
String name, Annotation... qualifiers) throws MultiException {
return getServiceHandle((Type) contractOrImpl, name, qualifiers);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getServiceHandle(java.lang.reflect.Type, java.lang.String, java.lang.annotation.Annotation[])
*/
@Override
public ServiceHandle getServiceHandle(Type contractOrImpl,
String name, Annotation... qualifiers) throws MultiException {
checkState();
ActiveDescriptor ad = internalGetDescriptor(null, contractOrImpl, name, null, false, qualifiers);
if (ad == null) return null;
return internalGetServiceHandle(ad, contractOrImpl, null);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getAllServiceHandles(org.glassfish.hk2.api.Filter)
*/
@Override
public List> getAllServiceHandles(
Filter searchCriteria) throws MultiException {
checkState();
NarrowResults results;
LinkedList currentErrorHandlers = null;
List> candidates = ReflectionHelper.cast(getDescriptors(searchCriteria));
ImmediateResults immediate = narrow(this,
candidates,
null,
null,
null,
false,
false,
null,
searchCriteria);
results = immediate.getTimelessResults();
if (!results.getErrors().isEmpty()) {
currentErrorHandlers = new LinkedList(errorHandlers);
}
if (currentErrorHandlers != null) {
// Do this next call OUTSIDE of the lock
Utilities.handleErrors(results, currentErrorHandlers);
}
SortedSet> retVal = new TreeSet>(HANDLE_COMPARATOR);
for (ActiveDescriptor candidate : results.getResults()) {
retVal.add(getServiceHandle(candidate));
}
return new LinkedList>(retVal);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getAllServiceHandles(java.lang.annotation.Annotation, java.lang.annotation.Annotation[])
*/
@Override
public List> getAllServiceHandles(Annotation qualifier,
Annotation... qualifiers) throws MultiException {
checkState();
if (qualifier == null) throw new IllegalArgumentException("qualifier is null");
final Set allQualifiers = new LinkedHashSet();
allQualifiers.add(qualifier.annotationType().getName());
for (Annotation anno : qualifiers) {
String addMe = anno.annotationType().getName();
if (allQualifiers.contains(addMe)) {
throw new IllegalArgumentException("Multiple qualifiers with name " + addMe);
}
allQualifiers.add(addMe);
}
return getAllServiceHandles(new Filter() {
@Override
public boolean matches(Descriptor d) {
return d.getQualifiers().containsAll(allQualifiers);
}
});
}
/* package */ List getInterceptionServices() {
if (!hasInterceptionServices) return null;
rLock.lock();
try {
return new LinkedList(interceptionServices);
}
finally {
rLock.unlock();
}
}
/**
* Checks the configuration operation before anything happens to the internal data structures.
*
* @param dci The configuration that contains the proposed modifications
* @return A set of descriptors that is being removed fromthe configuration
*/
private CheckConfigurationData checkConfiguration(DynamicConfigurationImpl dci) {
List> retVal = new LinkedList>();
boolean addOrRemoveOfInstanceListener = false;
boolean addOrRemoveOfInjectionResolver = false;
boolean addOrRemoveOfErrorHandler = false;
boolean addOrRemoveOfClazzAnalyzer = false;
boolean addOrRemoveOfConfigListener = false;
boolean addOrRemoveOfInterceptionService = false;
HashSet affectedContracts = new HashSet();
TwoPhaseTransactionDataImpl transactionData = new TwoPhaseTransactionDataImpl();
for (Filter unbindFilter : dci.getUnbindFilters()) {
List> results = getDescriptors(unbindFilter, null, false, false, true);
for (SystemDescriptor candidate : results) {
affectedContracts.addAll(getAllContracts(candidate));
if (retVal.contains(candidate)) continue;
for (ValidationService vs : getAllValidators()) {
if (!callValidate(vs, new ValidationInformationImpl(
Operation.UNBIND, candidate))) {
throw new MultiException(new IllegalArgumentException("Descriptor " +
candidate + " did not pass the UNBIND validation"));
}
}
if (candidate.getAdvertisedContracts().contains(InstanceLifecycleListener.class.getName())) {
addOrRemoveOfInstanceListener = true;
}
if (candidate.getAdvertisedContracts().contains(InjectionResolver.class.getName())) {
addOrRemoveOfInjectionResolver = true;
}
if (candidate.getAdvertisedContracts().contains(ErrorService.class.getName())) {
addOrRemoveOfErrorHandler = true;
}
if (candidate.getAdvertisedContracts().contains(ClassAnalyzer.class.getName())) {
addOrRemoveOfClazzAnalyzer = true;
}
if (candidate.getAdvertisedContracts().contains(DynamicConfigurationListener.class.getName())) {
addOrRemoveOfConfigListener = true;
}
if (candidate.getAdvertisedContracts().contains(InterceptionService.class.getName())) {
addOrRemoveOfInterceptionService = true;
}
retVal.add(candidate);
transactionData.toRemove(candidate);
}
}
for (SystemDescriptor sd : dci.getAllDescriptors()) {
transactionData.toAdd(sd);
affectedContracts.addAll(getAllContracts(sd));
boolean checkScope = false;
if (sd.getAdvertisedContracts().contains(ValidationService.class.getName()) ||
sd.getAdvertisedContracts().contains(ErrorService.class.getName()) ||
sd.getAdvertisedContracts().contains(InterceptionService.class.getName()) ||
sd.getAdvertisedContracts().contains(InstanceLifecycleListener.class.getName())) {
// These get reified right away
reifyDescriptor(sd);
checkScope = true;
if (sd.getAdvertisedContracts().contains(ErrorService.class.getName())) {
addOrRemoveOfErrorHandler = true;
}
if (sd.getAdvertisedContracts().contains(InstanceLifecycleListener.class.getName())) {
addOrRemoveOfInstanceListener = true;
}
if (sd.getAdvertisedContracts().contains(InterceptionService.class.getName())) {
addOrRemoveOfInterceptionService = true;
}
}
if (sd.getAdvertisedContracts().contains(InjectionResolver.class.getName())) {
// This gets reified right away
reifyDescriptor(sd);
checkScope = true;
if (Utilities.getInjectionResolverType(sd) == null) {
throw new MultiException(new IllegalArgumentException(
"An implementation of InjectionResolver must be a parameterized type and the actual type" +
" must be an annotation"));
}
addOrRemoveOfInjectionResolver = true;
}
if (sd.getAdvertisedContracts().contains(DynamicConfigurationListener.class.getName())) {
// This gets reified right away
reifyDescriptor(sd);
checkScope = true;
addOrRemoveOfConfigListener = true;
}
if (sd.getAdvertisedContracts().contains(Context.class.getName())) {
// This one need not be reified, it will get checked later
checkScope = true;
}
if (sd.getAdvertisedContracts().contains(ClassAnalyzer.class.getName())) {
addOrRemoveOfClazzAnalyzer = true;
}
if (checkScope) {
String scope = (sd.getScope() == null) ? PerLookup.class.getName() : sd.getScope() ;
if (!scope.equals(Singleton.class.getName())) {
throw new MultiException(new IllegalArgumentException(
"The implementation class " + sd.getImplementation() + " must be in the Singleton scope"));
}
}
for (ValidationService vs : getAllValidators()) {
Validator validator = vs.getValidator();
if (validator == null) {
throw new MultiException(new IllegalArgumentException("Validator was null from validation service" + vs));
}
if (!callValidate(vs, new ValidationInformationImpl(
Operation.BIND, sd))) {
throw new MultiException(new IllegalArgumentException("Descriptor " + sd + " did not pass the BIND validation"));
}
}
}
List idempotentFilters = dci.getIdempotentFilters();
if (!idempotentFilters.isEmpty()) {
List> allValidatedDescriptors = getDescriptors(BuilderHelper.allFilter());
List idempotentFailures = new LinkedList();
for (ActiveDescriptor aValidatedDescriptor : allValidatedDescriptors) {
for (Filter idempotentFilter : idempotentFilters) {
if (BuilderHelper.filterMatches(aValidatedDescriptor, idempotentFilter)) {
idempotentFailures.add(new DuplicateServiceException(aValidatedDescriptor));
}
}
}
if (!idempotentFailures.isEmpty()) {
throw new MultiException(idempotentFailures);
}
}
LinkedList resources = dci.getResources();
List completedPrepares = new LinkedList();
for (TwoPhaseResource resource : resources) {
try {
resource.prepareDynamicConfiguration(transactionData);
completedPrepares.add(resource);
}
catch (Throwable th) {
for (TwoPhaseResource rollMe : completedPrepares) {
try {
rollMe.rollbackDynamicConfiguration(transactionData);
}
catch (Throwable ignore) {
Logger.getLogger().debug("Rollback of TwoPhaseResource " + resource + " failed with exception", ignore);
}
}
if (th instanceof RuntimeException) {
throw (RuntimeException) th;
}
throw new RuntimeException(th);
}
}
return new CheckConfigurationData(retVal,
addOrRemoveOfInstanceListener,
addOrRemoveOfInjectionResolver,
addOrRemoveOfErrorHandler,
addOrRemoveOfClazzAnalyzer,
addOrRemoveOfConfigListener,
affectedContracts,
addOrRemoveOfInterceptionService,
transactionData);
}
private static List getAllContracts(ActiveDescriptor desc) {
LinkedList allContracts = new LinkedList(desc.getAdvertisedContracts());
allContracts.addAll(desc.getQualifiers());
String scope = (desc.getScope() == null) ? PerLookup.class.getName() : desc.getScope() ;
allContracts.add(scope);
return allContracts;
}
@SuppressWarnings("unchecked")
private void removeConfigurationInternal(List> unbinds) {
for (SystemDescriptor unbind : unbinds) {
if ((BIND_TRACING_PATTERN != null) && doTrace(unbind)) {
Logger.getLogger().debug("HK2 Bind Tracing: Removing Descriptor " + unbind);
if (BIND_TRACING_STACKS) {
Logger.getLogger().debug("ServiceLocatorImpl", "removeConfigurationInternal", new Throwable());
}
}
allDescriptors.removeDescriptor(unbind);
for (String advertisedContract : getAllContracts(unbind)) {
IndexedListData ild = descriptorsByAdvertisedContract.get(advertisedContract);
if (ild == null) continue;
ild.removeDescriptor(unbind);
if (ild.isEmpty()) descriptorsByAdvertisedContract.remove(advertisedContract);
}
String unbindName = unbind.getName();
if (unbindName != null) {
IndexedListData ild = descriptorsByName.get(unbindName);
if (ild != null) {
ild.removeDescriptor(unbind);
if (ild.isEmpty()) {
descriptorsByName.remove(unbindName);
}
}
}
if (unbind.getAdvertisedContracts().contains(ValidationService.class.getName())) {
ServiceHandle handle = (ServiceHandle) getServiceHandle(unbind);
ValidationService vs = handle.getService();
allValidators.remove(vs);
}
if (unbind.isReified()) {
for (Injectee injectee : unbind.getInjectees()) {
if (injectee instanceof SystemInjecteeImpl) {
injecteeToResolverCache.remove((SystemInjecteeImpl) injectee);
}
}
classReflectionHelper.clean(unbind.getImplementationClass());
}
}
boolean hasOneUnbind = false;
for (SystemDescriptor unbind : unbinds) {
hasOneUnbind = true;
// Do this after all the other work has been done
// to ensure we can possibly still use things such
// as the validation service while we are unbinding
unbind.close();
}
if (hasOneUnbind) {
perLocatorUtilities.releaseCaches();
}
}
private static boolean doTrace(ActiveDescriptor desc) {
if (BIND_TRACING_PATTERN == null) return false;
if ("*".equals(BIND_TRACING_PATTERN)) return true;
if (desc.getImplementation() == null) return true; // Null here matches everything
StringTokenizer st = new StringTokenizer(BIND_TRACING_PATTERN, "|");
while (st.hasMoreTokens()) {
String token = st.nextToken();
if (desc.getImplementation().contains(token)) {
return true;
}
for (String contract : desc.getAdvertisedContracts()) {
if (contract.contains(token)) return true;
}
}
return false;
}
@SuppressWarnings("unchecked")
private List> addConfigurationInternal(DynamicConfigurationImpl dci) {
List> thingsAdded = new LinkedList>();
for (SystemDescriptor sd : dci.getAllDescriptors()) {
if ((BIND_TRACING_PATTERN != null) && doTrace(sd)) {
Logger.getLogger().debug("HK2 Bind Tracing: Adding Descriptor " + sd);
if (BIND_TRACING_STACKS) {
Logger.getLogger().debug("ServiceLocatorImpl", "addConfigurationInternal", new Throwable());
}
}
thingsAdded.add(sd);
allDescriptors.addDescriptor(sd);
List allContracts = getAllContracts(sd);
for (String advertisedContract : allContracts) {
IndexedListData ild = descriptorsByAdvertisedContract.get(advertisedContract);
if (ild == null) {
ild = new IndexedListData();
descriptorsByAdvertisedContract.put(advertisedContract, ild);
}
ild.addDescriptor(sd);
}
if (sd.getName() != null) {
String name = sd.getName();
IndexedListData ild = descriptorsByName.get(name);
if (ild == null) {
ild = new IndexedListData();
descriptorsByName.put(name, ild);
}
ild.addDescriptor(sd);
}
if (sd.getAdvertisedContracts().contains(ValidationService.class.getName())) {
ServiceHandle handle = getServiceHandle((ActiveDescriptor) sd);
ValidationService vs = handle.getService();
allValidators.add(vs);
}
}
return thingsAdded;
}
private void reupInjectionResolvers() {
HashMap, InjectionResolver> newResolvers =
new HashMap, InjectionResolver>();
Filter injectionResolverFilter = BuilderHelper.createContractFilter(
InjectionResolver.class.getName());
List> resolverDescriptors = protectedGetDescriptors(injectionResolverFilter);
for (ActiveDescriptor resolverDescriptor : resolverDescriptors) {
Class iResolve = Utilities.getInjectionResolverType(resolverDescriptor);
if (iResolve != null && !newResolvers.containsKey(iResolve)) {
InjectionResolver resolver = (InjectionResolver)
getServiceHandle(resolverDescriptor).getService();
newResolvers.put(iResolve, resolver);
}
}
synchronized (allResolvers) {
allResolvers.clear();
allResolvers.putAll(newResolvers);
}
injecteeToResolverCache.clear();
}
private void reupInterceptionServices() {
List allInterceptionServices = protectedGetAllServices(InterceptionService.class);
interceptionServices.clear();
interceptionServices.addAll(allInterceptionServices);
hasInterceptionServices = !interceptionServices.isEmpty();
}
private void reupErrorHandlers() {
List allErrorServices = protectedGetAllServices(ErrorService.class);
errorHandlers.clear();
errorHandlers.addAll(allErrorServices);
}
private void reupConfigListeners() {
List> allConfigListeners = protectedGetAllServiceHandles(DynamicConfigurationListener.class);
configListeners.clear();
configListeners.addAll(allConfigListeners);
}
private void reupInstanceListenersHandlers(Collection> checkList) {
List allLifecycleListeners = protectedGetAllServices(InstanceLifecycleListener.class);
for (SystemDescriptor descriptor : checkList) {
descriptor.reupInstanceListeners(allLifecycleListeners);
}
}
@SuppressWarnings("unchecked")
private void reupClassAnalyzers() {
List> allAnalyzers = protectedGetAllServiceHandles(ClassAnalyzer.class);
synchronized (classAnalyzerLock) {
classAnalyzers.clear();
for (ServiceHandle handle : allAnalyzers) {
ActiveDescriptor descriptor = handle.getActiveDescriptor();
String name = descriptor.getName();
if (name == null) continue;
ClassAnalyzer created = ((ServiceHandle) handle).getService();
if (created == null) continue;
classAnalyzers.put(name, created);
}
}
}
private void reupCache(HashSet affectedContracts) {
// This lock must be acquired as reupCache is called on children
wLock.lock();
try {
for (String affectedContract : affectedContracts) {
final String fAffectedContract = affectedContract;
final CacheKeyFilter cacheKeyFilter = new CacheKeyFilter() {
@Override
public boolean matches(IgdCacheKey key) {
return key.cacheKey.matchesRemovalName(fAffectedContract);
}
};
igdCache.releaseMatching(cacheKeyFilter);
igashCache.releaseMatching(cacheKeyFilter);
}
} finally {
wLock.unlock();
}
}
private void reup(List> thingsAdded,
boolean instanceListenersModified,
boolean injectionResolversModified,
boolean errorHandlersModified,
boolean classAnalyzersModified,
boolean dynamicConfigurationListenersModified,
HashSet affectedContracts,
boolean interceptionServicesModified) {
// This MUST come before the other re-ups, in case the other re-ups look for
// items that may have previously been cached
reupCache(affectedContracts);
if (injectionResolversModified) {
reupInjectionResolvers();
}
if (errorHandlersModified) {
reupErrorHandlers();
}
if (dynamicConfigurationListenersModified) {
reupConfigListeners();
}
if (instanceListenersModified) {
reupInstanceListenersHandlers(allDescriptors.getSortedList());
}
else {
reupInstanceListenersHandlers(thingsAdded);
}
if (classAnalyzersModified) {
reupClassAnalyzers();
}
// Should be last in order to ensure none of the
// things added in this update are intercepted
if (interceptionServicesModified) {
reupInterceptionServices();
}
contextCache.clear();
}
private void getAllChildren(LinkedList allMyChildren) {
LinkedList addMe;
synchronized (children) {
addMe = new LinkedList(children.keySet());
}
allMyChildren.addAll(addMe);
for (ServiceLocatorImpl sli : addMe) {
sli.getAllChildren(allMyChildren);
}
}
private void callAllConfigurationListeners(List> allListeners) {
if (allListeners == null) return;
for (ServiceHandle listener : allListeners) {
ActiveDescriptor listenerDescriptor = listener.getActiveDescriptor();
if (listenerDescriptor.getLocatorId() != id) continue;
try {
((DynamicConfigurationListener) listener.getService()).configurationChanged();
}
catch (Throwable th) {
// Intentionally ignore
}
}
}
/* package */ void addConfiguration(DynamicConfigurationImpl dci) {
CheckConfigurationData checkData;
List> allConfigurationListeners = null;
MultiException configurationError = null;
wLock.lock();
try {
checkData = checkConfiguration(dci); // Does as much preliminary checking as possible
removeConfigurationInternal(checkData.getUnbinds());
List> thingsAdded = addConfigurationInternal(dci);
reup(thingsAdded,
checkData.getInstanceLifecycleModificationsMade(),
checkData.getInjectionResolverModificationMade(),
checkData.getErrorHandlerModificationMade(),
checkData.getClassAnalyzerModificationMade(),
checkData.getDynamicConfigurationListenerModificationMade(),
checkData.getAffectedContracts(),
checkData.getInterceptionServiceModificationMade());
allConfigurationListeners = new LinkedList>(configListeners);
} catch (MultiException me) {
configurationError = me;
throw me;
} finally {
List errorServices = null;
if (configurationError != null) {
errorServices = new LinkedList(errorHandlers);
}
wLock.unlock();
if (errorServices != null && !errorServices.isEmpty()) {
for (ErrorService errorService : errorServices) {
try {
errorService.onFailure(new ErrorInformationImpl(
ErrorType.DYNAMIC_CONFIGURATION_FAILURE,
null,
null,
configurationError));
}
catch (Throwable th) {
// Ignore
}
}
}
}
LinkedList allMyChildren = new LinkedList();
getAllChildren(allMyChildren);
for (ServiceLocatorImpl sli : allMyChildren) {
sli.reupCache(checkData.getAffectedContracts());
}
callAllConfigurationListeners(allConfigurationListeners);
LinkedList resources = dci.getResources();
for (TwoPhaseResource resource : resources) {
try {
resource.activateDynamicConfiguration(checkData.getTransactionData());
}
catch (Throwable ignore) {
Logger.getLogger().debug("Activate of TwoPhaseResource " + resource + " failed with exception", ignore);
}
}
}
/* package */ boolean isInjectAnnotation(Annotation annotation) {
return allResolvers.containsKey(annotation.annotationType());
}
/* package */ boolean isInjectAnnotation(Annotation annotation, boolean isConstructor) {
InjectionResolver resolver;
resolver = allResolvers.get(annotation.annotationType());
if (resolver == null) return false;
if (isConstructor) {
return resolver.isConstructorParameterIndicator();
}
return resolver.isMethodParameterIndicator();
}
/* package */ InjectionResolver getInjectionResolver(Class annoType) {
return allResolvers.get(annoType);
}
private Context _resolveContext(final Class scope) throws IllegalStateException {
Context retVal = null;
Type actuals[] = new Type[1];
actuals[0] = scope;
ParameterizedType findContext = new ParameterizedTypeImpl(Context.class, actuals);
List>> contextHandles = ReflectionHelper.>>>cast(
protectedGetAllServiceHandles(findContext));
for (ServiceHandle> contextHandle : contextHandles) {
Context context = contextHandle.getService();
if (!context.isActive()) continue;
if (retVal != null) {
throw new IllegalStateException("There is more than one active context for " + scope.getName());
}
retVal = context;
}
if (retVal == null) {
throw new IllegalStateException("Could not find an active context for " + scope.getName());
}
return retVal;
}
/* package */ Context resolveContext(Class scope) throws IllegalStateException {
if (scope.equals(Singleton.class)) return singletonContext;
if (scope.equals(PerLookup.class)) return perLookupContext;
Context retVal = contextCache.compute(scope);
if (retVal.isActive()) return retVal;
// Not active anymore, maybe there is another. But first, clear the cache!
contextCache.remove(scope);
return contextCache.compute(scope);
}
private Class loadClass(Descriptor descriptor, Injectee injectee) {
if (descriptor == null) throw new IllegalArgumentException();
HK2Loader loader = descriptor.getLoader();
if (loader == null) {
return Utilities.loadClass(descriptor.getImplementation(), injectee);
}
Class retVal;
try {
retVal = loader.loadClass(descriptor.getImplementation());
}
catch (MultiException me) {
me.addError(new IllegalStateException("Could not load descriptor " + descriptor));
throw me;
}
catch (Throwable th) {
MultiException me = new MultiException(th);
me.addError(new IllegalStateException("Could not load descriptor " + descriptor));
throw me;
}
return retVal;
}
private ImmediateResults narrow(ServiceLocator locator,
List> candidates,
Type requiredType,
String name,
Injectee injectee,
boolean onlyOne,
boolean doValidation,
NarrowResults cachedResults,
Filter filter,
Annotation... qualifiers) {
ImmediateResults retVal = new ImmediateResults(cachedResults);
cachedResults = retVal.getTimelessResults();
if (candidates != null) {
List> lCandidates = ReflectionHelper.cast(candidates);
cachedResults.setUnnarrowedResults(lCandidates);
}
Set requiredAnnotations = Utilities.fixAndCheckQualifiers(qualifiers, name);
for (ActiveDescriptor previousResult : cachedResults.getResults()) {
if (doValidation && !validate((SystemDescriptor) previousResult, injectee, filter)) continue;
retVal.addValidatedResult(previousResult);
if (onlyOne) return retVal;
}
if ((requiredType != null) &&
(requiredType instanceof Class) &&
((Class) requiredType).isAnnotation()) {
// In the annotation case we need not do type checking, so do not reify
requiredType = null;
}
ActiveDescriptor candidate;
while ((candidate = cachedResults.removeUnnarrowedResult()) != null) {
boolean doReify = false;
if ((requiredType != null || !requiredAnnotations.isEmpty()) &&
!candidate.isReified()) {
doReify = true;
}
if (doReify) {
try {
candidate = locator.reifyDescriptor(candidate, injectee);
}
catch (MultiException me) {
cachedResults.addError(candidate, injectee, me);
continue;
}
catch (Throwable th) {
cachedResults.addError(candidate, injectee, new MultiException(th));
continue;
}
}
// Now match it
if (requiredType != null) {
boolean safe = false;
for (Type candidateType : candidate.getContractTypes()) {
if (Utilities.isTypeSafe(requiredType, candidateType)) {
safe = true;
break;
}
}
if (!safe) {
// Sorry, not type safe
continue;
}
}
// Now match the qualifiers
// Checking requiredAnnotations isEmpty is a performance optimization which avoids
// a potentially expensive doPriv call in the second part of the AND statement
if (!requiredAnnotations.isEmpty()) {
Set candidateAnnotations = candidate.getQualifierAnnotations();
if (!ReflectionHelper.annotationContainsAll(candidateAnnotations, requiredAnnotations)) {
// The qualifiers do not match
continue;
}
}
// If we are here, then this one matches
cachedResults.addGoodResult(candidate);
if (doValidation && !validate((SystemDescriptor) candidate, injectee, filter)) continue;
retVal.addValidatedResult(candidate);
if (onlyOne) return retVal;
}
return retVal;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ServiceLocator#getLocatorId()
*/
@Override
public long getLocatorId() {
return id;
}
/* package */ long getNextServiceId() {
// wLock.lock();
// try {
return nextServiceId.getAndIncrement();
// } finally {
// wLock.unlock();
// }
}
private void addChild(ServiceLocatorImpl child) {
synchronized (children) {
children.put(child, null);
}
}
private void removeChild(ServiceLocatorImpl child) {
synchronized (children) {
children.remove(child);
}
}
private void checkState() {
if (ServiceLocatorState.SHUTDOWN.equals(state)) throw new IllegalStateException(this + " has been shut down");
}
private LinkedHashSet getAllValidators() {
if (parent == null) {
return allValidators;
}
LinkedHashSet retVal = new LinkedHashSet();
retVal.addAll(parent.getAllValidators());
retVal.addAll(allValidators);
return retVal;
}
@Override
public String getDefaultClassAnalyzerName() {
synchronized (classAnalyzerLock) {
return defaultClassAnalyzer;
}
}
@Override
public void setDefaultClassAnalyzerName(String defaultClassAnalyzer) {
synchronized (classAnalyzerLock) {
if (defaultClassAnalyzer == null) {
this.defaultClassAnalyzer = ClassAnalyzer.DEFAULT_IMPLEMENTATION_NAME;
}
else {
this.defaultClassAnalyzer = defaultClassAnalyzer;
}
}
}
@Override
public Unqualified getDefaultUnqualified() {
rLock.lock();
try {
return defaultUnqualified;
}
finally {
rLock.unlock();
}
}
@Override
public void setDefaultUnqualified(Unqualified unqualified) {
wLock.lock();
try {
defaultUnqualified = unqualified;
}
finally {
wLock.unlock();
}
}
/* package */ ClassAnalyzer getAnalyzer(String name, Collector collector) {
ClassAnalyzer retVal;
synchronized (classAnalyzerLock) {
if (name == null) {
name = defaultClassAnalyzer ;
}
retVal = classAnalyzers.get(name);
}
if (retVal == null) {
collector.addThrowable(new IllegalStateException(
"Could not find an implementation of ClassAnalyzer with name " +
name));
return null;
}
return retVal;
}
private static class CheckConfigurationData {
private final List> unbinds;
private final boolean instanceLifeycleModificationMade;
private final boolean injectionResolverModificationMade;
private final boolean errorHandlerModificationMade;
private final boolean classAnalyzerModificationMade;
private final boolean dynamicConfigurationListenerModificationMade;
private final HashSet affectedContracts;
private final boolean interceptionServiceModificationMade;
private final TwoPhaseTransactionData transactionData;
private CheckConfigurationData(List> unbinds,
boolean instanceLifecycleModificationMade,
boolean injectionResolverModificationMade,
boolean errorHandlerModificationMade,
boolean classAnalyzerModificationMade,
boolean dynamicConfigurationListenerModificationMade,
HashSet affectedContracts,
boolean interceptionServiceModificationMade,
TwoPhaseTransactionData transactionData) {
this.unbinds = unbinds;
this.instanceLifeycleModificationMade = instanceLifecycleModificationMade;
this.injectionResolverModificationMade = injectionResolverModificationMade;
this.errorHandlerModificationMade = errorHandlerModificationMade;
this.classAnalyzerModificationMade = classAnalyzerModificationMade;
this.dynamicConfigurationListenerModificationMade = dynamicConfigurationListenerModificationMade;
this.affectedContracts = affectedContracts;
this.interceptionServiceModificationMade = interceptionServiceModificationMade;
this.transactionData = transactionData;
}
private List> getUnbinds() {
return unbinds;
}
private boolean getInstanceLifecycleModificationsMade() {
return instanceLifeycleModificationMade;
}
private boolean getInjectionResolverModificationMade() {
return injectionResolverModificationMade;
}
private boolean getErrorHandlerModificationMade() {
return errorHandlerModificationMade;
}
private boolean getClassAnalyzerModificationMade() {
return classAnalyzerModificationMade;
}
private boolean getDynamicConfigurationListenerModificationMade() {
return dynamicConfigurationListenerModificationMade;
}
private HashSet getAffectedContracts() {
return affectedContracts;
}
private boolean getInterceptionServiceModificationMade() {
return interceptionServiceModificationMade;
}
private TwoPhaseTransactionData getTransactionData() {
return transactionData;
}
}
private static class UnqualifiedIndexedFilter implements IndexedFilter {
private final String contract;
private final String name;
private final Unqualified unqualified;
private UnqualifiedIndexedFilter(String contract, String name, Unqualified unqualified) {
this.contract = contract;
this.name = name;
this.unqualified = unqualified;
}
@Override
public boolean matches(Descriptor d) {
if (unqualified == null) return true;
Class unqualifiedAnnos[] = unqualified.value();
if (unqualifiedAnnos.length <= 0) {
return (d.getQualifiers().isEmpty());
}
Set notAllowed = new HashSet();
for (Class notMe : unqualifiedAnnos) {
notAllowed.add(notMe.getName());
}
for (String qualifier : d.getQualifiers()) {
if (notAllowed.contains(qualifier)) return false;
}
return true;
}
@Override
public String getAdvertisedContract() {
return contract;
}
@Override
public String getName() {
return name;
}
@Override
public String toString() {
return "UnqualifiedIndexFilter(" + contract + "," + name + "," + unqualified + "," + System.identityHashCode(this) + ")";
}
}
@Override
public ServiceLocator getParent() {
return parent;
}
@Override
public boolean getNeutralContextClassLoader() {
return neutralContextClassLoader;
}
@Override
public void setNeutralContextClassLoader(boolean neutralContextClassLoader) {
wLock.lock();
try {
this.neutralContextClassLoader = neutralContextClassLoader;
}
finally {
wLock.unlock();
}
}
/**
* Used to get the ServiceLocatorImpl in inner classes
*
* @return This current object
*/
private ServiceLocatorImpl getMe() {
return this;
}
/* package */ boolean hasInjectAnnotation(AnnotatedElement annotated) {
return perLocatorUtilities.hasInjectAnnotation(annotated);
}
/* package */ InjectionResolver getInjectionResolverForInjectee(SystemInjecteeImpl injectee) {
return injecteeToResolverCache.compute(injectee);
}
/* package */ ClassReflectionHelper getClassReflectionHelper() {
return classReflectionHelper;
}
/* package */ LinkedList getErrorHandlers() {
rLock.lock();
try {
return new LinkedList(errorHandlers);
}
finally {
rLock.unlock();
}
}
/* package */ PerLocatorUtilities getPerLocatorUtilities() {
return perLocatorUtilities;
}
/* package */ int getNumberOfDescriptors() {
rLock.lock();
try {
return allDescriptors.size();
}
finally {
rLock.unlock();
}
}
/* package */ int getNumberOfChildren() {
return children.size();
}
/* package */ int getServiceCacheSize() {
return igdCache.getValueSize();
}
/* package */ int getServiceCacheMaximumSize() {
return igdCache.getMaxSize();
}
/* package */ void clearServiceCache() {
igdCache.clear();
}
/* package */ int getReflectionCacheSize() {
return classReflectionHelper.size();
}
/* package */ void clearReflectionCache() {
wLock.lock();
try {
classReflectionHelper.dispose();
}
finally {
wLock.unlock();
}
}
/* package */ int unsortIndexes(int newRank, SystemDescriptor desc, Set myLists) {
wLock.lock();
try {
int retVal = desc.setRankWithLock(newRank);
for (IndexedListData myList : myLists) {
myList.unSort();
}
return retVal;
}
finally {
wLock.unlock();
}
}
@Override
public String toString() {
return "ServiceLocatorImpl(" + locatorName + "," + id + "," + System.identityHashCode(this) + ")";
}
}
