01: /*
02: * <copyright>
03: *
04: * Copyright 2002-2004 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.core.wp.bootstrap.multicast;
28:
29: import java.net.URI;
30: import java.util.Map;
31: import org.cougaar.core.service.wp.AddressEntry;
32: import org.cougaar.core.wp.bootstrap.Bundle;
33:
34: /**
35: * Multicast utility methods.
36: */
37: public final class MulticastUtil {
38:
39: private MulticastUtil() {
40: }
41:
42: public static AddressEntry getBootEntry(Bundle b) {
43: if (b != null) {
44: Map m = b.getEntries();
45: if (m != null) {
46: Object o = m.get("-MULTICAST_REG");
47: if (o == null) {
48: o = m.get("-MCAST_REG");
49: }
50: if (o instanceof AddressEntry) {
51: AddressEntry ae = (AddressEntry) o;
52: URI uri = ae.getURI();
53: if (uri != null) {
54: String scheme = uri.getScheme();
55: if ("multicast".equals(scheme)
56: || "mcast".equals(scheme)) {
57: return ae;
58: }
59: }
60: }
61: }
62: }
63: return null;
64: }
65: }
|