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/*
 * JBoss, Home of Professional Open Source
 * Copyright 2010, JBoss Inc., and individual contributors as indicated
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.jboss.remoting3;

import java.io.IOException;
import java.net.SocketAddress;
import java.net.URI;
import org.jboss.remoting3.security.RemotingPermission;
import org.jboss.remoting3.spi.ConnectionProviderFactory;
import org.xnio.IoFuture;
import org.xnio.OptionMap;
import org.xnio.XnioWorker;
import org.xnio.ssl.XnioSsl;

import javax.net.ssl.SSLContext;
import javax.security.auth.callback.CallbackHandler;

/**
 * A potential participant in a JBoss Remoting communications relationship.
 * 

* This interface is part of the Remoting public API. It is intended to be consumed by Remoting applications; it is * not intended to be implemented by them. Methods may be added to this interface in future minor releases without * advance notice. * * @apiviz.landmark */ public interface Endpoint extends HandleableCloseable, Attachable { /** * Get the name of this endpoint. * * @return the endpoint name, or {@code null} if there is no name */ String getName(); /** * Register a new service. * * @param serviceType the service type * @param openListener the channel open listener * @param optionMap the option map * @return the service registration which may be closed to remove the service * @throws ServiceRegistrationException if the service could not be registered */ Registration registerService(String serviceType, OpenListener openListener, OptionMap optionMap) throws ServiceRegistrationException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param destination the destination * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(URI destination) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param destination the destination * @param connectOptions options to configure this connection * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(URI destination, OptionMap connectOptions) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given callback handler is used to retrieve local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param destination the destination * @param connectOptions options to configure this connection * @param callbackHandler the local callback handler to use for authentication * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(URI destination, OptionMap connectOptions, CallbackHandler callbackHandler) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given callback handler is used to retrieve local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param destination the destination * @param connectOptions options to configure this connection * @param callbackHandler the local callback handler to use for authentication * @param sslContext the SSL context to use for SSL connections * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(URI destination, OptionMap connectOptions, CallbackHandler callbackHandler, SSLContext sslContext) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given callback handler is used to retrieve local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param destination the destination * @param connectOptions options to configure this connection * @param callbackHandler the local callback handler to use for authentication * @param xnioSsl the SSL context to use for SSL connections * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(URI destination, OptionMap connectOptions, CallbackHandler callbackHandler, XnioSsl xnioSsl) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given user name and password is used as local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param destination the destination * @param connectOptions options to configure this connection * @param userName the user name to authenticate as, or {@code null} if it is unspecified * @param realmName the user realm to authenticate with, or {@code null} if it is unspecified * @param password the password to send, or {@code null} if it is unspecified * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(URI destination, OptionMap connectOptions, String userName, String realmName, char[] password) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given user name and password is used as local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param destination the destination * @param connectOptions options to configure this connection * @param userName the user name to authenticate as, or {@code null} if it is unspecified * @param realmName the user realm to authenticate with, or {@code null} if it is unspecified * @param password the password to send, or {@code null} if it is unspecified * @param sslContext the SSL context to use for SSL connections * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(URI destination, OptionMap connectOptions, String userName, String realmName, char[] password, SSLContext sslContext) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given user name and password is used as local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param destination the destination * @param connectOptions options to configure this connection * @param userName the user name to authenticate as, or {@code null} if it is unspecified * @param realmName the user realm to authenticate with, or {@code null} if it is unspecified * @param password the password to send, or {@code null} if it is unspecified * @param xnioSsl the SSL context to use for SSL connections * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(URI destination, OptionMap connectOptions, String userName, String realmName, char[] password, XnioSsl xnioSsl) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param protocol the protocol to use for connection * @param bindAddress the address to bind to, or {@code null} to choose one automatically as needed * @param destination the destination address, or {@code null} if the protocol is not a network protocol * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(String protocol, SocketAddress bindAddress, SocketAddress destination) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param protocol the protocol to use for connection * @param bindAddress the address to bind to, or {@code null} to choose one automatically as needed * @param destination the destination address, or {@code null} if the protocol is not a network protocol * @param connectOptions options to configure this connection * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(String protocol, SocketAddress bindAddress, SocketAddress destination, OptionMap connectOptions) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given callback handler is used to retrieve local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param protocol the protocol to use for connection * @param bindAddress the address to bind to, or {@code null} to choose one automatically as needed * @param destination the destination address, or {@code null} if the protocol is not a network protocol * @param connectOptions options to configure this connection * @param callbackHandler the local callback handler to use for authentication * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(String protocol, SocketAddress bindAddress, SocketAddress destination, OptionMap connectOptions, CallbackHandler callbackHandler) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given callback handler is used to retrieve local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param protocol the protocol to use for connection * @param bindAddress the address to bind to, or {@code null} to choose one automatically as needed * @param destination the destination address, or {@code null} if the protocol is not a network protocol * @param connectOptions options to configure this connection * @param callbackHandler the local callback handler to use for authentication * @param sslContext the SSL context to use for SSL connections * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(String protocol, SocketAddress bindAddress, SocketAddress destination, OptionMap connectOptions, CallbackHandler callbackHandler, SSLContext sslContext) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given callback handler is used to retrieve local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param protocol the protocol to use for connection * @param bindAddress the address to bind to, or {@code null} to choose one automatically as needed * @param destination the destination address, or {@code null} if the protocol is not a network protocol * @param connectOptions options to configure this connection * @param callbackHandler the local callback handler to use for authentication * @param xnioSsl the SSL context to use for SSL connections * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(String protocol, SocketAddress bindAddress, SocketAddress destination, OptionMap connectOptions, CallbackHandler callbackHandler, XnioSsl xnioSsl) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given user name and password is used as local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param protocol the protocol to use for connection * @param bindAddress the address to bind to, or {@code null} to choose one automatically as needed * @param destination the destination address, or {@code null} if the protocol is not a network protocol * @param connectOptions options to configure this connection * @param userName the user name to authenticate as, or {@code null} if it is unspecified * @param realmName the user realm to authenticate with, or {@code null} if it is unspecified * @param password the password to send, or {@code null} if it is unspecified * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(String protocol, SocketAddress bindAddress, SocketAddress destination, OptionMap connectOptions, String userName, String realmName, char[] password) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given user name and password is used as local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param protocol the protocol to use for connection * @param bindAddress the address to bind to, or {@code null} to choose one automatically as needed * @param destination the destination address, or {@code null} if the protocol is not a network protocol * @param connectOptions options to configure this connection * @param userName the user name to authenticate as, or {@code null} if it is unspecified * @param realmName the user realm to authenticate with, or {@code null} if it is unspecified * @param password the password to send, or {@code null} if it is unspecified * @param sslContext the SSL context to use for SSL connections * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(String protocol, SocketAddress bindAddress, SocketAddress destination, OptionMap connectOptions, String userName, String realmName, char[] password, SSLContext sslContext) throws IOException; /** * Open a connection with a peer. Returns a future connection which may be used to cancel the connection attempt. * The given user name and password is used as local authentication information, if the protocol demands it. * This method does not block; use the return value to wait for a result if you wish to block. *

* You must have the {@link RemotingPermission connect EndpointPermission} to invoke this method. * * @param protocol the protocol to use for connection * @param bindAddress the address to bind to, or {@code null} to choose one automatically as needed * @param destination the destination address, or {@code null} if the protocol is not a network protocol * @param connectOptions options to configure this connection * @param userName the user name to authenticate as, or {@code null} if it is unspecified * @param realmName the user realm to authenticate with, or {@code null} if it is unspecified * @param password the password to send, or {@code null} if it is unspecified * @param xnioSsl the SSL context to use for SSL connections * @return the future connection * @throws IOException if an error occurs while starting the connect attempt */ IoFuture connect(String protocol, SocketAddress bindAddress, SocketAddress destination, OptionMap connectOptions, String userName, String realmName, char[] password, XnioSsl xnioSsl) throws IOException; /** * Register a connection provider for a URI scheme. The provider factory is called with the context which can * be used to accept new connections or terminate the registration. *

* You must have the {@link RemotingPermission addConnectionProvider EndpointPermission} to invoke this method. * * @param uriScheme the URI scheme * @param providerFactory the provider factory * @param optionMap the configuration options for the connection provider * @return a handle which may be used to remove the registration * @throws IOException if the provider failed to initialize * @throws DuplicateRegistrationException if there is already a provider registered to that URI scheme */ Registration addConnectionProvider(String uriScheme, ConnectionProviderFactory providerFactory, OptionMap optionMap) throws DuplicateRegistrationException, IOException; /** * Get the interface for a connection provider. *

* You must have the {@link RemotingPermission getConnectionProviderInterface EndpointPermission} to invoke this method. * * @param uriScheme the URI scheme of the registered connection provider * @param expectedType the expected type of the interface * @param the expected type of the interface * @return the provider interface * @throws UnknownURISchemeException if the given URI scheme is not registered * @throws ClassCastException if the interface type does not match the expected type */ T getConnectionProviderInterface(String uriScheme, Class expectedType) throws UnknownURISchemeException, ClassCastException; /** * Determine whether the given URI scheme is valid for this endpoint. * * @param uriScheme the URI scheme * @return {@code true} if the URI scheme is valid at the time this method is called */ boolean isValidUriScheme(String uriScheme); /** * Get the XNIO worker configured for this endpoint. * * @return the XNIO worker */ XnioWorker getXnioWorker(); /** * Flags which can be passed in to listener registration methods. */ enum ListenerFlag { /** * Include old registrations. */ INCLUDE_OLD, } }





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