/*
* @(#)ContactInfo.java 1.23 04/06/21
*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package com.sun.corba.se.pept.transport;
import com.sun.corba.se.pept.broker.Broker;
import com.sun.corba.se.pept.encoding.InputObject;
import com.sun.corba.se.pept.encoding.OutputObject;
import com.sun.corba.se.pept.protocol.MessageMediator;
import com.sun.corba.se.pept.protocol.ClientRequestDispatcher;
import com.sun.corba.se.pept.transport.ConnectionCache;
/**
* <p>The <b><em>primary</em></b> PEPt client-side plug-in point and enabler
* for <b><em>altenate encodings, protocols and transports</em></b>.</p>
*
* <p><code>ContactInfo</code> is a <em>factory</em> for client-side
* artifacts used
* to construct and send a message (and possibly receive and process a
* response).</p>
*
* @author Harold Carr
*/
public interface ContactInfo
{
/**
* The {@link com.sun.corba.se.pept.broker.Broker Broker} associated
* with an invocation.
*
* @return {@link com.sun.corba.se.pept.broker.Broker Broker}
*/
public Broker getBroker();
/**
* The parent
* {@link com.sun.corba.se.pept.broker.ContactInfoList ContactInfoList}
* for this <code>ContactInfo</code>.
*
* @return
* {@link com.sun.corba.se.pept.broker.ContactInfoList ContactInfoList}
*/
public ContactInfoList getContactInfoList();
/**
* Used to get a
* {@link com.sun.corba.se.pept.protocol.ClientRequestDispatcher
* ClientRequestDispatcher}
* used to handle the specific <em>protocol</em> represented by this
* <code>ContactInfo</code>.
*
* @return
* {@link com.sun.corba.se.pept.protocol.ClientRequestDispatcher
* ClientRequestDispatcher} */
public ClientRequestDispatcher getClientRequestDispatcher();
/**
* Used to determine if a
* {@link com.sun.corba.se.pept.transport.Connection Connection}
* will be present in an invocation.
*
* For example, it may be
* <code>false</code> in the case of shared-memory
* <code>Input/OutputObjects</code>.
*
* @return <code>true</code> if a
* {@link com.sun.corba.se.pept.transport.Connection Connection}
* will be used for an invocation.
*/
public boolean isConnectionBased();
/**
* Used to determine if the
* {@link com.sun.corba.se.pept.transport.Connection Connection}
* used for a request should be cached.
*
* If <code>true</code> then PEPt will attempt to reuse an existing
* {@link com.sun.corba.se.pept.transport.Connection Connection}. If
* one is not found it will create a new one and cache it for future use.
*
*
* @return <code>true</code> if
* {@link com.sun.corba.se.pept.transport.Connection Connection}s
* created by this <code>ContactInfo</code> should be cached.
*/
public boolean shouldCacheConnection();
/**
* PEPt uses separate caches for each type of <code>ContactInfo</code>
* as given by <code>getConnectionCacheType</code>.
*
* @return {@link java.lang.String}
*/
public String getConnectionCacheType();
/**
* Set the
* {@link com.sun.corba.se.pept.transport.Outbound.ConnectionCache OutboundConnectionCache}
* to be used by this <code>ContactInfo</code>.
*
* PEPt uses separate caches for each type of <code>ContactInfo</code>
* as given by {@link #getConnectionCacheType}.
* {@link #setConnectionCache} and {@link #getConnectionCache} support
* an optimzation to avoid hashing to find that cache.
*
* @param connectionCache.
*/
public void setConnectionCache(OutboundConnectionCache connectionCache);
/**
* Get the
* {@link com.sun.corba.se.pept.transport.Outbound.ConnectionCache OutboundConnectionCache}
* used by this <code>ContactInfo</code>
*
* PEPt uses separate caches for each type of <code>ContactInfo</code>
* as given by {@link #getConnectionCacheType}.
* {@link #setConnectionCache} and {@link #getConnectionCache} support
* an optimzation to avoid hashing to find that cache.
*
* @return
* {@link com.sun.corba.se.pept.transport.ConnectionCache ConnectionCache}
*/
public OutboundConnectionCache getConnectionCache();
/**
* Used to get a
* {@link com.sun.corba.se.pept.transport.Connection Connection}
* to send and receive messages on the specific <em>transport</em>
* represented by this <code>ContactInfo</code>.
*
* @return
* {@link com.sun.corba.se.pept.transport.Connection Connection}
*/
public Connection createConnection();
/**
* Used to get a
* {@link com.sun.corba.se.pept.protocol.MessageMeidator MessageMediator}
* to hold internal data for a message to be sent using the specific
* encoding, protocol, transport combination represented by this
* <code>ContactInfo</code>.
*
* @return
* {@link com.sun.corba.se.pept.protocol.MessageMediator MessageMediator}
*/
public MessageMediator createMessageMediator(Broker broker,
ContactInfo contactInfo,
Connection connection,
String methodName,
boolean isOneWay);
/**
* Used to get a
* {@link com.sun.corba.se.pept.protocol.MessageMeidator MessageMediator}
* to hold internal data for a message received using the specific
* encoding, protocol, transport combination represented by this
* <code>ContactInfo</code>.
*
* @return
* {@link com.sun.corba.se.pept.protocol.MessageMeidator MessageMediator}
*/
public MessageMediator createMessageMediator(Broker broker,
Connection connection);
/**
* Used to finish creating a
* {@link com.sun.corba.se.pept.protocol.MessageMeidator MessageMediator}
* with internal data for a message received using the specific
* encoding, protocol, transport combination represented by this
* <code>ContactInfo</code>.
*
* @return
* {@link com.sun.corba.se.pept.protocol.MessageMediator MessageMediator}
*/
public MessageMediator finishCreatingMessageMediator(Broker broker,
Connection connection,
MessageMediator messageMediator);
/**
* Used to get a
* {@link com.sun.corba.se.pept.encoding.InputObject InputObject}
* for the specific <em>encoding</em> represented by this
* <code>ContactInfo</code>.
*
* @return
* {@link com.sun.corba.se.pept.encoding.InputObject InputObject}
*/
public InputObject createInputObject(Broker broker,
MessageMediator messageMediator);
/**
* Used to get a
* {@link com.sun.corba.se.pept.encoding.OutputObject OutputObject}
* for the specific <em>encoding</em> represented by this
* <code>ContactInfo</code>.
*
* @return
* {@link com.sun.corba.se.pept.encoding.OutputObject OutputObject}
*/
public OutputObject createOutputObject(MessageMediator messageMediator);
/**
* Used to lookup artifacts associated with this <code>ContactInfo</code>.
*
* @return the hash value.
*/
public int hashCode();
}
// End of file.
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