managedconnection.java

OpenJMS是一个开源的Java Message Service API 1.0.2 规范的实现,它包含有以下特性： *. 它既支持点到点（point-to-point）（PTP）模型和发布/订

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 *    please contact [e-mail].
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 *
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 * Copyright 2003-2005 (C) Exoffice Technologies Inc. All Rights Reserved.
 *
 * $Id: ManagedConnection.java,v 1.4 2006/12/16 12:37:17 tanderson Exp $
 */
package org.exolab.jms.net.connector;

import org.exolab.jms.net.uri.URI;

import java.security.Principal;


/**
 * A <code>ManagedConnection</code> represents a physical connection. <br/> It
 * is responsible for managing multiple {@link Connection} instances, which
 * perform method invocations over the physical connection.
 *
 * @author <a href="mailto:[e-mail]">Tim Anderson</a>
 * @version $Revision: 1.4 $ $Date: 2006/12/16 12:37:17 $
 * @see Connection
 */
public interface ManagedConnection {

    /**
     * Registers a handler for handling invocations on objects exported via this
     * connection. Once a handler is registered, it cannot be de-registered.
     *
     * @param handler the invocation handler
     * @throws IllegalStateException if a handler is already registered
     * @throws ResourceException     for any error
     */
    void setInvocationHandler(InvocationHandler handler)
            throws ResourceException;

    /**
     * Registers a connection event listener.
     *
     * @param listener the connection event listener
     * @throws ResourceException for any error
     */
    void setConnectionEventListener(ManagedConnectionListener listener)
            throws ResourceException;

    /**
     * Creates a new connection handle for the underlying physical connection.
     *
     * @return a new connection handle
     * @throws IllegalStateException if an <code>InvocationHandler</code> hasn't
     *                               been registered
     * @throws ResourceException     for any error
     */
    Connection getConnection() throws ResourceException;

    /**
     * Ping the connection. The connection event listener will be notified
     * if the ping succeeds.
     * NOTE: the notification may occur prior to this call returning.
     *
     * @throws IllegalStateException if no invocation handler has been
     *                               registered, or if the connection has been
     *                               destroyed
     * @throws ResourceException     for any error
     */
    void ping() throws ResourceException;

    /**
     * Returns the remote address to which this is connected.
     *
     * @return the remote address to which this is connected
     * @throws ResourceException for any error
     */
    URI getRemoteURI() throws ResourceException;

    /**
     * Returns the local address that this connection is bound to.
     *
     * @return the local address that this connection is bound to
     * @throws ResourceException for any error
     */
    URI getLocalURI() throws ResourceException;

    /**
     * Returns the principal associated with this connection.
     *
     * @return the principal associated with this connection,
     *         or <code>null<code> if none is set
     * @throws ResourceException for any error
     */
    Principal getPrincipal() throws ResourceException;

    /**
     * Destroys the physical connection.
     *
     * @throws ResourceException for any error
     */
    void destroy() throws ResourceException;

}