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1 /* | |
2 * Copyright 2004 The WebRTC Project Authors. All rights reserved. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license | |
5 * that can be found in the LICENSE file in the root of the source | |
6 * tree. An additional intellectual property rights grant can be found | |
7 * in the file PATENTS. All contributing project authors may | |
8 * be found in the AUTHORS file in the root of the source tree. | |
9 */ | |
10 | |
11 #ifndef WEBRTC_LIBJINGLE_XMLLITE_QNAME_H_ | |
12 #define WEBRTC_LIBJINGLE_XMLLITE_QNAME_H_ | |
13 | |
14 #include <string> | |
15 | |
16 namespace buzz { | |
17 | |
18 class QName; | |
19 | |
20 // StaticQName is used to represend constant quailified names. They | |
21 // can be initialized statically and don't need intializers code, e.g. | |
22 // const StaticQName QN_FOO = { "foo_namespace", "foo" }; | |
23 // | |
24 // Beside this use case, QName should be used everywhere | |
25 // else. StaticQName instances are implicitly converted to QName | |
26 // objects. | |
27 struct StaticQName { | |
28 const char* const ns; | |
29 const char* const local; | |
30 | |
31 bool operator==(const QName& other) const; | |
32 bool operator!=(const QName& other) const; | |
33 }; | |
34 | |
35 class QName { | |
36 public: | |
37 QName(); | |
38 QName(const QName& qname); | |
39 QName(const StaticQName& const_value); | |
40 QName(const std::string& ns, const std::string& local); | |
41 explicit QName(const std::string& merged_or_local); | |
42 ~QName(); | |
43 | |
44 const std::string& Namespace() const { return namespace_; } | |
45 const std::string& LocalPart() const { return local_part_; } | |
46 std::string Merged() const; | |
47 bool IsEmpty() const; | |
48 | |
49 int Compare(const StaticQName& other) const; | |
50 int Compare(const QName& other) const; | |
51 | |
52 bool operator==(const StaticQName& other) const { | |
53 return Compare(other) == 0; | |
54 } | |
55 bool operator==(const QName& other) const { | |
56 return Compare(other) == 0; | |
57 } | |
58 bool operator!=(const StaticQName& other) const { | |
59 return Compare(other) != 0; | |
60 } | |
61 bool operator!=(const QName& other) const { | |
62 return Compare(other) != 0; | |
63 } | |
64 bool operator<(const QName& other) const { | |
65 return Compare(other) < 0; | |
66 } | |
67 | |
68 private: | |
69 std::string namespace_; | |
70 std::string local_part_; | |
71 }; | |
72 | |
73 inline bool StaticQName::operator==(const QName& other) const { | |
74 return other.Compare(*this) == 0; | |
75 } | |
76 | |
77 inline bool StaticQName::operator!=(const QName& other) const { | |
78 return other.Compare(*this) != 0; | |
79 } | |
80 | |
81 } // namespace buzz | |
82 | |
83 #endif // WEBRTC_LIBJINGLE_XMLLITE_QNAME_H_ | |
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