1/*
2 * libjingle
3 * Copyright 2004--2005, Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 *  1. Redistributions of source code must retain the above copyright notice,
9 *     this list of conditions and the following disclaimer.
10 *  2. Redistributions in binary form must reproduce the above copyright notice,
11 *     this list of conditions and the following disclaimer in the documentation
12 *     and/or other materials provided with the distribution.
13 *  3. The name of the author may not be used to endorse or promote products
14 *     derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#include "talk/xmllite/qname.h"
29
30namespace buzz {
31
32QName::QName() {
33}
34
35QName::QName(const QName& qname)
36    : namespace_(qname.namespace_),
37      local_part_(qname.local_part_) {
38}
39
40QName::QName(const StaticQName& const_value)
41    : namespace_(const_value.ns),
42      local_part_(const_value.local) {
43}
44
45QName::QName(const std::string& ns, const std::string& local)
46    : namespace_(ns),
47      local_part_(local) {
48}
49
50QName::QName(const std::string& merged_or_local) {
51  size_t i = merged_or_local.rfind(':');
52  if (i == std::string::npos) {
53    local_part_ = merged_or_local;
54  } else {
55    namespace_ = merged_or_local.substr(0, i);
56    local_part_ = merged_or_local.substr(i + 1);
57  }
58}
59
60QName::~QName() {
61}
62
63std::string QName::Merged() const {
64  if (namespace_[0] == '\0')
65    return local_part_;
66
67  std::string result;
68  result.reserve(namespace_.length() + 1 + local_part_.length());
69  result += namespace_;
70  result += ':';
71  result += local_part_;
72  return result;
73}
74
75bool QName::IsEmpty() const {
76  return namespace_.empty() && local_part_.empty();
77}
78
79int QName::Compare(const StaticQName& other) const {
80  int result = local_part_.compare(other.local);
81  if (result != 0)
82    return result;
83
84  return namespace_.compare(other.ns);
85}
86
87int QName::Compare(const QName& other) const {
88  int result = local_part_.compare(other.local_part_);
89  if (result != 0)
90    return result;
91
92  return namespace_.compare(other.namespace_);
93}
94
95}  // namespace buzz
96