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package net.transit.network.system;
import net.transit.network.swap.Acceptor;
import net.transit.network.swap.Provider;
/**
* @author Kyle Gunger
* @apiNote A node inside or outside a system. Provides acceptors and providers to other nodes.
*/
public interface Node
{
/**Returns the groupIDs of groups the node provide
*
* @return String[]
*/
public String[] groupsProvided();
/**Get the system managing the node or {@code null} if there isn't one
*
* @return ISystem
*/
public System getSystem();
/**Returns {@code true} if the node provides Acceptors
*
* @return boolean
*/
public boolean isAcceptor();
/**Returns an Acceptor or {@code null} depending on the requester and group
*
* @param requester The object requesting the Acceptor
* @param group
* @return Acceptor
*/
public Acceptor<?> requestAcceptor(Object requester, String group);
/**Returns {@code true} if the node provides Providers
*
*/
public boolean isProvider();
/**Returns an Provider or {@code null} depending on the requester and group
*
* @param requester The object requesting the Provider
* @param group
* @return Provider
*/
public Provider<?> requestProvider(Object requestor, String group);
}
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