01: /*
02: * <copyright>
03: *
04: * Copyright 2000-2004 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.tools.csmart.ui.community;
28:
29: import org.cougaar.tools.csmart.ui.tree.CSMARTDataFlavor;
30:
31: import javax.swing.tree.DefaultMutableTreeNode;
32: import java.awt.datatransfer.DataFlavor;
33: import java.awt.datatransfer.Transferable;
34:
35: public class EntityTreeObjectTransferable implements Transferable {
36: private DefaultMutableTreeNode treeNode;
37:
38: private CSMARTDataFlavor[] theFlavors;
39:
40: public EntityTreeObjectTransferable(DefaultMutableTreeNode treeNode) {
41: this .treeNode = treeNode;
42: CommunityTreeObject cto = (CommunityTreeObject) treeNode
43: .getUserObject();
44: if (cto == null)
45: throw new IllegalArgumentException("null userObject");
46: if (cto.isAgent())
47: theFlavors = new CSMARTDataFlavor[] { EntityDNDTree.agentFlavor };
48: if (cto.isHost())
49: theFlavors = new CSMARTDataFlavor[] { EntityDNDTree.hostFlavor };
50: if (theFlavors == null)
51: throw new IllegalArgumentException(
52: "Unknown EntityTreeOObject");
53: }
54:
55: public synchronized DataFlavor[] getTransferDataFlavors() {
56: return theFlavors;
57: }
58:
59: public boolean isDataFlavorSupported(DataFlavor flavor) {
60: return flavor.equals(theFlavors[0]);
61: }
62:
63: public synchronized Object getTransferData(DataFlavor flavor) {
64: if (flavor instanceof CSMARTDataFlavor) {
65: CSMARTDataFlavor cflavor = (CSMARTDataFlavor) flavor;
66: for (int i = 0; i < theFlavors.length; i++) {
67: if (CommunityTreeObject.flavorEquals(cflavor,
68: theFlavors[i])) {
69: return treeNode;
70: }
71: }
72: }
73: return null;
74: }
75: }
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