01: /*
02: * <copyright>
03: *
04: * Copyright 2002-2007 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.qos.qrs.gui;
27:
28: import javax.swing.tree.TreeNode;
29: import javax.swing.tree.DefaultTreeModel;
30:
31: class LeafNode implements DataTreeNode {
32: private final TreeNode parent;
33: private final Object datum;
34:
35: public LeafNode(TreeNode parent, Object datum) {
36: this .parent = parent;
37: this .datum = datum;
38: }
39:
40: public String toString() {
41: return datum.toString();
42: }
43:
44: // DataTreeNode
45: public Object getDatum() {
46: return datum;
47: }
48:
49: public DataTreeNode getChild(Object child) {
50: return null;
51: }
52:
53: public void updateChildren(DefaultTreeModel model) {
54: }
55:
56: // TreeNode
57: public boolean getAllowsChildren() {
58: return false;
59: }
60:
61: public int getChildCount() {
62: return 0;
63: }
64:
65: public boolean isLeaf() {
66: return true;
67: }
68:
69: public TreeNode getParent() {
70: return parent;
71: }
72:
73: public java.util.Enumeration<?> children() {
74: return VectorTreeNode.NULL_ENUM;
75: }
76:
77: public TreeNode getChildAt(int index) {
78: return null;
79: }
80:
81: public int getIndex(TreeNode child) {
82: return -1;
83: }
84:
85: }
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