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package org.glassfish.jersey.client;
import java.util.Collections;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.StreamSupport;
import javax.ws.rs.ext.ReaderInterceptor;
import javax.ws.rs.ext.WriterInterceptor;
import javax.inject.Provider;
import org.glassfish.jersey.internal.inject.InjectionManager;
import org.glassfish.jersey.internal.inject.Providers;
import org.glassfish.jersey.internal.util.collection.Ref;
import org.glassfish.jersey.message.MessageBodyWorkers;
import org.glassfish.jersey.model.internal.RankedComparator;
/**
* Function that can be put to an acceptor chain to properly initialize
* the client-side request-scoped processing injection for the current
* request and response exchange.
*
* @author Marek Potociar (marek.potociar at oracle.com)
*/
public class RequestProcessingInitializationStage implements Function<ClientRequest, ClientRequest> {
private final Provider<Ref<ClientRequest>> requestRefProvider;
private final MessageBodyWorkers workersProvider;
private final Iterable<WriterInterceptor> writerInterceptors;
private final Iterable<ReaderInterceptor> readerInterceptors;
/**
* Create new {@link org.glassfish.jersey.message.MessageBodyWorkers} initialization function
* for requests and responses.
*
* @param requestRefProvider client request context reference injection provider.
* @param workersProvider message body workers injection provider.
* @param injectionManager injection manager.
*/
public RequestProcessingInitializationStage(
Provider<Ref<ClientRequest>> requestRefProvider,
MessageBodyWorkers workersProvider,
InjectionManager injectionManager) {
this.requestRefProvider = requestRefProvider;
this.workersProvider = workersProvider;
writerInterceptors = Collections.unmodifiableList(
StreamSupport.stream(
Providers.getAllProviders(injectionManager, WriterInterceptor.class,
new RankedComparator<>()).spliterator(), false)
.collect(Collectors.toList())
);
readerInterceptors = Collections.unmodifiableList(
StreamSupport.stream(
Providers.getAllProviders(injectionManager, ReaderInterceptor.class,
new RankedComparator<>()).spliterator(), false)
.collect(Collectors.toList())
);
}
@Override
public ClientRequest apply(ClientRequest requestContext) {
requestRefProvider.get().set(requestContext);
requestContext.setWorkers(workersProvider);
requestContext.setWriterInterceptors(writerInterceptors);
requestContext.setReaderInterceptors(readerInterceptors);
return requestContext;
}
}