01: /*
02: * <copyright>
03: *
04: * Copyright 1997-2004 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.planning.ldm.plan;
28:
29: import java.io.IOException;
30: import java.io.ObjectInputStream;
31: import java.io.ObjectOutputStream;
32: import java.io.Serializable;
33:
34: import org.cougaar.core.blackboard.DirectiveImpl;
35:
36: /**
37: * Planning directive, which adds a "Plan" marker.
38: */
39: public abstract class PlanningDirectiveImpl extends DirectiveImpl
40: implements PlanningDirective, NewPlanningDirective,
41: Serializable {
42:
43: protected PlanningDirectiveImpl() {
44: super ();
45: }
46:
47: public Plan getPlan() {
48: return PlanImpl.REALITY;
49: }
50:
51: public void setPlan(Plan p) {
52: // This slot is unused, as is this method
53: }
54:
55: //
56: // implement read/write object here to provide top-level object stack implementations
57: //
58: private void writeObject(ObjectOutputStream stream)
59: throws IOException {
60: stream.defaultWriteObject();
61: }
62:
63: private void readObject(ObjectInputStream stream)
64: throws ClassNotFoundException, IOException {
65: stream.defaultReadObject();
66: }
67: }
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