socketfactoryconnectionimpl.java

来自「JAVA 所有包」· Java 代码 · 共 103 行

/*
 * @(#)SocketFactoryConnectionImpl.java	1.13 05/11/17
 * 
 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

package com.sun.corba.se.impl.legacy.connection;

import java.net.Socket;
import java.nio.channels.SocketChannel;
import java.util.Collections;

import org.omg.CORBA.COMM_FAILURE;
import org.omg.CORBA.CompletionStatus;

import com.sun.corba.se.pept.transport.Acceptor;
import com.sun.corba.se.pept.transport.ContactInfo;

import com.sun.corba.se.spi.ior.IOR;
import com.sun.corba.se.spi.legacy.connection.GetEndPointInfoAgainException;
import com.sun.corba.se.spi.orb.ORB;
import com.sun.corba.se.spi.transport.CorbaConnection;
import com.sun.corba.se.spi.transport.CorbaContactInfo;
import com.sun.corba.se.spi.transport.SocketInfo;

import com.sun.corba.se.impl.orbutil.ORBUtility;
import com.sun.corba.se.impl.transport.SocketOrChannelContactInfoImpl;
import com.sun.corba.se.impl.transport.SocketOrChannelConnectionImpl;

/**
 * @author Harold Carr
 */
public class SocketFactoryConnectionImpl
    extends
	SocketOrChannelConnectionImpl
{
    // Socket-factory client constructor.
    public SocketFactoryConnectionImpl(ORB orb,
				       CorbaContactInfo contactInfo,
				       boolean useSelectThreadToWait,
				       boolean useWorkerThread)
    {
	super(orb, useSelectThreadToWait, useWorkerThread);

	// REVISIT - probably need a contact info for both
	// client and server for removing connections from cache?
	this.contactInfo = contactInfo;

	boolean isBlocking = !useSelectThreadToWait;
	SocketInfo socketInfo = 
	    // REVISIT - case - needs interface method
	    ((SocketFactoryContactInfoImpl)contactInfo).socketInfo;
	try {
	    socket = 
		orb.getORBData().getLegacySocketFactory().createSocket(socketInfo);
	    socketChannel = socket.getChannel();
	    if (socketChannel != null) {
		socketChannel.configureBlocking(isBlocking);
	    } else {
		// IMPORTANT: non-channel-backed sockets must use
		// dedicated reader threads.
		setUseSelectThreadToWait(false);
	    }
	    if (orb.transportDebugFlag) {
		dprint(".initialize: connection created: " + socket);
	    }
	} catch (GetEndPointInfoAgainException ex) {
	    throw wrapper.connectFailure(
                ex, socketInfo.getType(), socketInfo.getHost(),
		Integer.toString(socketInfo.getPort())) ;
	} catch (Exception ex) {
	    throw wrapper.connectFailure(
                ex, socketInfo.getType(), socketInfo.getHost(),
		Integer.toString(socketInfo.getPort())) ;
	}
	state = OPENING;
    }

    public String toString()
    {
        synchronized ( stateEvent ){
            return 
		"SocketFactoryConnectionImpl[" + " "
		+ (socketChannel == null ?
		   socket.toString() : socketChannel.toString()) + " "
		+ getStateString( state ) + " "
		+ shouldUseSelectThreadToWait() + " "
		+ shouldUseWorkerThreadForEvent()
		+ "]" ;
        }
    }

    // Note: public to override parent.
    public void dprint(String msg)
    {
	ORBUtility.dprint("SocketFactoryConnectionImpl", msg);
    }

}

// End of file.