udpdatagramconnection.java

J2me唆哈的代码

/*
 * Created on 2005-8-15 by pcy
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */

package javax.microedition.io;
import java.io.IOException;

/**
 * @author pcy
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public interface UDPDatagramConnection extends DatagramConnection {

    /**
     * Gets the local address to which the
     * datagram connection is bound.
     *
     * <P>The host address(IP number) that can be used to connect to this
     * end of the datagram connection from an external system.
     * Since IP addresses may be dynamically assigned, a remote application
     * will need to be robust in the face of IP number reassignment.</P>
     * <P> The local hostname (if available) can be accessed from
     * <code> System.getProperty("microedition.hostname")</code>
     * </P>
     *
     * @return the local address to which the datagram connection is bound.
     * @exception  IOException  if the connection was closed.
     * @see ServerSocketConnection
     */
    public  String getLocalAddress() throws IOException;

    /**
     * Returns the local port to which this datagram connection is bound.
     *
     * @return the local port number to which this datagram connection
     *         is connected.
     * @exception  IOException  if the connection was closed.
     * @see ServerSocketConnection
     */
    public  int  getLocalPort() throws IOException;
}