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.mlm.debug.ui;
28:
29: import java.util.Enumeration;
30:
31: import org.cougaar.planning.ldm.plan.Constraint;
32: import org.cougaar.planning.ldm.plan.Task;
33: import org.cougaar.planning.ldm.plan.Workflow;
34:
35: /** A tree node for a Workflow.
36: Overrides the UITreeNode loadChildren, toString and isLeaf
37: methods to dynamically display the Workflow and its children,
38: which are Tasks and Constraints.
39: */
40:
41: public class UIWorkflowNode extends UITreeNode {
42: Workflow workflow;
43:
44: /** Create a tree node for the Workflow.
45: @param workflow for which to create tree node
46: */
47: public UIWorkflowNode(Workflow workflow) {
48: super (workflow);
49: this .workflow = workflow;
50: }
51:
52: /** The Workflow is always a parent (of tasks and constraints).
53: @return false
54: */
55: public boolean isLeaf() {
56: return false;
57: }
58:
59: /** Children are tasks and constraints.
60: */
61: public synchronized void loadChildren() {
62: Enumeration tasks = workflow.getTasks();
63: int i = 0;
64: while (tasks.hasMoreElements())
65: insert(new UITaskNode((Task) tasks.nextElement()), i++);
66: Enumeration constraints = workflow.getConstraints();
67: while (constraints.hasMoreElements())
68: insert(new UIConstraintNode((Constraint) constraints
69: .nextElement()), i++);
70: }
71:
72: /** Return representation of a Workflow in a tree.
73: @return workflow.toString
74: */
75:
76: public String toString() {
77: // return workflow.toString();
78: return "Workflow";
79: }
80: }
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