01: /*
02: * <copyright>
03: *
04: * Copyright 1997-2007 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:
27: package org.cougaar.demo.mesh;
28:
29: import java.io.Serializable;
30: import java.util.Random;
31:
32: /**
33: * A {@link org.cougaar.core.relay.SimpleRelay#getQuery} content wrapper,
34: * used to add "bloat" byte[] data to every message.
35: */
36: public class Payload implements Serializable {
37: private static final Random RANDOM = new Random();
38:
39: private final Object data;
40: private final byte[] bloat;
41:
42: public Payload(Object data) {
43: this (data, 0);
44: }
45:
46: public Payload(Object data, int bloatSize) {
47: this .data = data;
48: byte[] b = null;
49: if (bloatSize > 0) {
50: b = new byte[bloatSize];
51: RANDOM.nextBytes(b);
52: }
53: this .bloat = b;
54: }
55:
56: /** @return the query data, typically an Integer */
57: public Object getData() {
58: return data;
59: }
60:
61: /** @return the extra byte[] "bloat" length, or -1 if none */
62: public int getBloat() {
63: return (bloat == null ? -1 : bloat.length);
64: }
65:
66: public String toString() {
67: return "(payload data=" + data
68: + (bloat == null ? "" : " bloat[" + bloat.length + "]")
69: + ")";
70: }
71: }
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