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package org.glassfish.jersey.server.spi;
/**
* This is to allow integration with other DI providers that
* define their own request scope. Any such provider should implement
* this to properly open/finish the scope.
*
* An implementation must be registered via META-INF/services mechanism.
* Only one implementation will be utilized during runtime.
* If more than one implementation is registered, no one will get used and
* a warning log message will be written out.
*
* @author Jakub Podlesak (jakub.podlesak at oracle.com)
* @param external request context type
*/
public interface ExternalRequestScope extends AutoCloseable {
/**
* Invoked when a new request gets started.
* Returned context data will be retained
* by Jersey runtime for the whole request life-span.
*
* @return external request context data
*/
public ExternalRequestContext open();
/**
* Suspend request associated with provided context.
* This will be called within the very same thread as previous open or resume call
* corresponding to the actual context.
*
* @param c external request context
*/
public void suspend(ExternalRequestContext c);
/**
* Resume request associated with provided context.
* The external request context instance should have been
* previously suspended.
*
* @param c external request context
*/
public void resume(ExternalRequestContext c);
/**
* Finish the actual request. This method will be called
* following previous open method call on the very same thread
* or after open method call followed by (several) suspend/resume invocations,
* where the last resume call has been invoked on the same thread
* as the final close method invocation.
*/
@Override
public void close();
}