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.server;
28:
29: import java.io.Serializable;
30: import org.cougaar.core.util.UID;
31: import org.cougaar.core.wp.resolver.Lease;
32: import org.cougaar.core.wp.resolver.Record;
33:
34: /**
35: * Data ({@link Record}s) replicated between servers through
36: * "forward"ing.
37: */
38: public final class Forward implements Serializable {
39:
40: private final Lease lease;
41: private final Record record;
42:
43: public Forward(Lease lease, Record record) {
44: this .lease = lease;
45: this .record = record;
46: // validate
47: String s = (lease == null ? "null lease"
48: : (record != null && !record.getUID().equals(
49: lease.getUID())) ? "record " + record
50: + " doesn't match lease " + lease : null);
51: if (s != null) {
52: throw new IllegalArgumentException(s);
53: }
54: }
55:
56: /**
57: * The non-null lease.
58: */
59: public Lease getLease() {
60: return lease;
61: }
62:
63: /**
64: * The record, which may be null.
65: * <p>
66: * If the record is null then the lease was renewed based upon
67: * the UID. If the recipient doesn't know the matching record
68: * then it should send back a LeaseNotKnown response.
69: */
70: public Record getRecord() {
71: return record;
72: }
73:
74: public String toString() {
75: return "(forward lease=" + lease + " record=" + record + ")";
76: }
77: }
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