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.asset.Asset;
32:
33: /** A tree node for "task objects" associated with an allocation.
34: Overrides the UITreeNode loadChildren, toString and isLeaf
35: methods to dynamically display the objects which have no children.
36: */
37:
38: public class UITaskObjectsNode extends UITreeNode {
39: Enumeration taskObjects;
40: String description;
41:
42: /** Create a tree node for the task objects
43: @param taskObjects the object for which to create a tree node
44: */
45:
46: public UITaskObjectsNode(Enumeration taskObjects) {
47: super (taskObjects);
48: this .taskObjects = taskObjects;
49: // compute string for this node here as it shouldn't change
50: String s = "";
51: while (taskObjects.hasMoreElements()) {
52: Object taskObject = taskObjects.nextElement();
53: if (taskObject != null) {
54: if (taskObject instanceof Asset) {
55: s = s
56: + " "
57: + UIAsset
58: .getDescription((Asset) taskObject);
59: } else
60: s = s + " " + taskObject.toString();
61: }
62: }
63: description = s.trim();
64: }
65:
66: /** This is a leaf.
67: @return true
68: */
69: public boolean isLeaf() {
70: return true;
71: }
72:
73: /** Prints an error message indicating this
74: shouldn't be called because this is a leaf.
75: */
76:
77: public void loadChildren() {
78: System.out
79: .println("UITaskObjectsNode:loadChildren called, but this is a leaf.");
80: }
81:
82: /** Return the representation of the task objects in a tree.
83: This is a list of asset names, and for physical objects,
84: the serial number, if specified.
85: @return asset names followed by optional serial numbers
86: */
87:
88: public String toString() {
89: return description;
90: }
91:
92: }
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