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package org.glassfish.jersey.client.spi;

import java.util.concurrent.Future;

import org.glassfish.jersey.client.ClientRequest;
import org.glassfish.jersey.client.ClientResponse;
import org.glassfish.jersey.process.Inflector;

/**
 * Client transport connector extension contract.
 * 

* Note that unlike most of the other {@link org.glassfish.jersey.spi.Contract Jersey SPI extension contracts}, * Jersey {@code Connector} is not a typical runtime extension and as such cannot be directly registered * using a configuration {@code register(...)} method. Jersey client runtime retrieves a {@code Connector} * instance upon Jersey client runtime initialization using a {@link org.glassfish.jersey.client.spi.ConnectorProvider} * registered in {@link org.glassfish.jersey.client.ClientConfig}. *

* * @author Marek Potociar (marek.potociar at oracle.com) */ // Must not be annotated with @Contract public interface Connector extends Inflector { /** * Synchronously process client request into a response. * * The method is used by Jersey client runtime to synchronously send a request * and receive a response. * * @param request Jersey client request to be sent. * @return Jersey client response received for the client request. * @throws javax.ws.rs.ProcessingException in case of any invocation failure. */ @Override ClientResponse apply(ClientRequest request); /** * Asynchronously process client request into a response. * * The method is used by Jersey client runtime to asynchronously send a request * and receive a response. * * @param request Jersey client request to be sent. * @param callback Jersey asynchronous connector callback to asynchronously receive * the request processing result (either a response or a failure). * @return asynchronously executed task handle. */ Future apply(ClientRequest request, AsyncConnectorCallback callback); /** * Get name of current connector. * * Should contain identification of underlying specification and optionally version number. * Will be used in User-Agent header. * * @return name of current connector. Returning {@code null} or empty string means not including * this information in a generated {@value javax.ws.rs.core.HttpHeaders#USER_AGENT} header. */ public String getName(); /** * Close connector and release all it's internally associated resources. */ public void close(); }




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