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: package org.cougaar.core.examples.mobility.ldm;
27:
28: import org.cougaar.core.mobility.Ticket;
29: import org.cougaar.core.mts.MessageAddress;
30: import org.cougaar.core.util.UID;
31: import org.cougaar.core.util.UniqueObject;
32:
33: /**
34: * A step has fixed options and a dynamic status.
35: */
36: public interface Step extends UniqueObject {
37:
38: /**
39: * UID support from unique-object.
40: */
41: UID getUID();
42:
43: /**
44: * Immutable options.
45: * <p>
46: * Never null.
47: */
48: StepOptions getOptions();
49:
50: /**
51: * Mutable status.
52: * <p>
53: * Never null, but initially set to "StepStatus.NONE".
54: */
55: StepStatus getStatus();
56:
57: /**
58: * For infrastructure use only!. Set the status.
59: */
60: void setStatus(StepStatus status);
61:
62: }
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