1 #ifndef OSMIUM_OSM_TAG_HPP 2 #define OSMIUM_OSM_TAG_HPP 48 class Tag :
public osmium::memory::detail::ItemHelper {
50 template <
typename TMember>
54 return reinterpret_cast<unsigned char*
>(std::strchr(reinterpret_cast<char*>(ptr), 0) + 1);
57 static const unsigned char*
after_null(
const unsigned char* ptr) {
58 return reinterpret_cast<const unsigned char*
>(std::strchr(reinterpret_cast<const char*>(ptr), 0) + 1);
65 const unsigned char*
next()
const {
77 ~Tag() noexcept = default;
81 const
char*
key() const noexcept {
82 return reinterpret_cast<const char*
>(
data());
92 return !std::strcmp(lhs.
key(), rhs.
key()) &&
97 const auto c = std::strcmp(lhs.
key(), rhs.
key());
98 return (c == 0 ? std::strcmp(lhs.
value(), rhs.
value()) : c) < 0;
104 template <
typename TChar,
typename TTraits>
105 inline std::basic_ostream<TChar, TTraits>& operator<<(std::basic_ostream<TChar, TTraits>& out,
const Tag& tag) {
106 return out << tag.
key() <<
'=' << tag.value();
112 return std::find_if(
cbegin(),
cend(), [key](
const Tag& tag) {
113 return !std::strcmp(tag.
key(), key);
127 const
char*
get_value_by_key(const
char* key, const
char* default_value =
nullptr) const noexcept {
130 return result ==
cend() ? default_value : result->value();
148 bool has_key(
const char* key)
const noexcept {
159 bool has_tag(
const char* key,
const char* value)
const noexcept {
163 return result !=
cend() && !std::strcmp(result->value(), value);
171 #endif // OSMIUM_OSM_TAG_HPP
Definition: collection.hpp:47
Tag & operator=(const Tag &)=delete
bool has_key(const char *key) const noexcept
Definition: tag.hpp:148
static unsigned char * after_null(unsigned char *ptr)
Definition: tag.hpp:53
constexpr bool operator==(const Box &lhs, const Box &rhs) noexcept
Definition: box.hpp:212
item_type
Definition: item_type.hpp:43
const_iterator cbegin() const noexcept
Definition: collection.hpp:164
bool has_tag(const char *key, const char *value) const noexcept
Definition: tag.hpp:159
const unsigned char * next() const
Definition: tag.hpp:65
bool operator<(const Changeset &lhs, const Changeset &rhs)
Definition: changeset.hpp:453
Namespace for everything in the Osmium library.
Definition: assembler.hpp:53
Definition: collection.hpp:117
const_iterator cend() const noexcept
Definition: collection.hpp:168
unsigned char * data() const noexcept
Definition: collection.hpp:91
TagList() noexcept=default
static constexpr item_type collection_type
Definition: tag.hpp:79
const char * key() const noexcept
Definition: tag.hpp:81
const_iterator find_key(const char *key) const noexcept
Definition: tag.hpp:111
const char * get_value_by_key(const char *key, const char *default_value=nullptr) const noexcept
Definition: tag.hpp:127
unsigned char * next()
Definition: tag.hpp:61
const char * operator[](const char *key) const noexcept
Definition: tag.hpp:139
static const unsigned char * after_null(const unsigned char *ptr)
Definition: tag.hpp:57
const char * value() const
Definition: tag.hpp:85