| /* |
| * Copyright (c) 2011 jMonkeyEngine |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * * Neither the name of 'jMonkeyEngine' nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package com.jme3.network.kernel; |
| |
| import java.nio.ByteBuffer; |
| |
| /** |
| * A single channel remote connection allowing the sending |
| * and receiving of data. As opposed to the Kernel, this will |
| * only ever receive data from one Endpoint and so bypasses |
| * the envelope wrapping. |
| * |
| * @version $Revision: 7012 $ |
| * @author Paul Speed |
| */ |
| public interface Connector |
| { |
| /** |
| * Returns true if this connector is currently connected. |
| */ |
| public boolean isConnected(); |
| |
| /** |
| * Closes the connection. Any subsequent attempts to read |
| * or write will fail with an exception. |
| */ |
| public void close(); |
| |
| /** |
| * Returns true if there is currently data available for |
| * reading. Some connector implementations may not be able |
| * to answer this question accurately and will always return |
| * false. |
| */ |
| public boolean available(); |
| |
| /** |
| * Reads a chunk of data from the connection, blocking if |
| * there is no data available. The buffer may only be valid |
| * until the next read() call is made. Callers should copy |
| * the data if they need it for longer than that. |
| * |
| * @return The data read or null if there is no more data |
| * because the connection is closed. |
| */ |
| public ByteBuffer read(); |
| |
| /** |
| * Writes a chunk of data to the connection from data.position() |
| * to data.limit(). |
| */ |
| public void write( ByteBuffer data ); |
| } |