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: package org.cougaar.util;
27:
28: import java.util.Comparator;
29: import java.util.SortedSet;
30:
31: /**
32: * Wraps a SortedSet disabling all mutator methods.
33: * @deprecated Use java.util.Collections.unmodifiableSortedSet() method
34: **/
35: public class ReadOnlySortedSet extends ReadOnlySet implements SortedSet {
36: private SortedSet inner;
37:
38: /**
39: * @deprecated Use java.util.Collections.unmodifiableSortedSet() method
40: **/
41: public ReadOnlySortedSet(SortedSet s) {
42: super (s);
43: inner = s;
44: }
45:
46: public Comparator comparator() {
47: return inner.comparator();
48: }
49:
50: public Object first() {
51: return inner.first();
52: }
53:
54: public SortedSet headSet(Object toElement) {
55: return new ReadOnlySortedSet(inner.headSet(toElement));
56: }
57:
58: public Object last() {
59: return inner.last();
60: }
61:
62: public SortedSet subSet(Object fromElement, Object toElement) {
63: return new ReadOnlySortedSet(inner.subSet(fromElement,
64: toElement));
65: }
66:
67: public SortedSet tailSet(Object fromElement) {
68: return new ReadOnlySortedSet(inner.tailSet(fromElement));
69: }
70: }
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