01: /*
02: * <copyright>
03: *
04: * Copyright 1997-2007 BBNT Solutions, LLC
05: * under sponsorship of the Defense Advanced Research Projects
06: * Agency (DARPA).
07: *
08: * You can redistribute this software and/or modify it under the
09: * terms of the Cougaar Open Source License as published on the
10: * Cougaar Open Source Website (www.cougaar.org).
11: *
12: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
13: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
14: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
15: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
16: * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
17: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
18: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
22: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23: *
24: * </copyright>
25: */
26:
27: package org.cougaar.lib.web.micro.base;
28:
29: import java.io.IOException;
30: import java.net.BindException;
31: import java.util.Map;
32:
33: /**
34: * A factory for server-side (listening) connections.
35: */
36: public interface ServerFactory {
37:
38: /**
39: * Bind a listener to receive client callbacks.
40: * <p>
41: * This call should return immediately; if a thread is required, the
42: * ServerFactory implementation must spawn its own background thread.
43: * Similarily, if client callbacks require a thread to avoid blocking other
44: * parallel callbacks, this ServerFactory implementation must spawn that
45: * thread.
46: */
47: ListenerControl listen(Map settings, AcceptCallback callback)
48: throws BindException, IOException;
49:
50: interface AcceptCallback {
51: /** Handle this client connection. */
52: void accept(Connection con) throws IOException;
53: }
54:
55: interface ListenerControl {
56: void stop();
57: }
58: }
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