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author | Max Kellermann <max@duempel.org> | 2013-01-03 02:39:08 +0100 |
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committer | Max Kellermann <max@duempel.org> | 2013-01-03 02:39:08 +0100 |
commit | 84cdf0caccf7b61e60e5f8f716f54f8ed6d23dae (patch) | |
tree | 7d8321a5d12e93e51319e80a63c2d15886192d3a /src/StickerDatabase.cxx | |
parent | 9e99e5bef90a54d8c183b766227b1676fcf9cb83 (diff) | |
download | mpd-84cdf0caccf7b61e60e5f8f716f54f8ed6d23dae.tar.gz mpd-84cdf0caccf7b61e60e5f8f716f54f8ed6d23dae.tar.xz mpd-84cdf0caccf7b61e60e5f8f716f54f8ed6d23dae.zip |
StickerDatabase: use std::map instead of GHashTable
Diffstat (limited to 'src/StickerDatabase.cxx')
-rw-r--r-- | src/StickerDatabase.cxx | 75 |
1 files changed, 23 insertions, 52 deletions
diff --git a/src/StickerDatabase.cxx b/src/StickerDatabase.cxx index 9577ff734..3d6e212d1 100644 --- a/src/StickerDatabase.cxx +++ b/src/StickerDatabase.cxx @@ -24,6 +24,9 @@ extern "C" { #include "idle.h" } +#include <string> +#include <map> + #include <glib.h> #include <sqlite3.h> #include <assert.h> @@ -36,7 +39,7 @@ extern "C" { #endif struct sticker { - GHashTable *table; + std::map<std::string, std::string> table; }; enum sticker_sql { @@ -229,13 +232,12 @@ sticker_load_value(const char *type, const char *uri, const char *name) } static bool -sticker_list_values(GHashTable *hash, const char *type, const char *uri) +sticker_list_values(std::map<std::string, std::string> &table, + const char *type, const char *uri) { sqlite3_stmt *const stmt = sticker_stmt[STICKER_SQL_LIST]; int ret; - char *name, *value; - assert(hash != NULL); assert(type != NULL); assert(uri != NULL); assert(sticker_enabled()); @@ -259,10 +261,13 @@ sticker_list_values(GHashTable *hash, const char *type, const char *uri) do { ret = sqlite3_step(stmt); switch (ret) { + const char *name, *value; + case SQLITE_ROW: - name = g_strdup((const char*)sqlite3_column_text(stmt, 0)); - value = g_strdup((const char*)sqlite3_column_text(stmt, 1)); - g_hash_table_insert(hash, name, value); + name = (const char*)sqlite3_column_text(stmt, 0); + value = (const char*)sqlite3_column_text(stmt, 1); + + table.insert(std::make_pair(name, value)); break; case SQLITE_DONE: break; @@ -521,45 +526,20 @@ sticker_delete_value(const char *type, const char *uri, const char *name) return ret > 0; } -static struct sticker * -sticker_new(void) -{ - struct sticker *sticker = g_new(struct sticker, 1); - - sticker->table = g_hash_table_new_full(g_str_hash, g_str_equal, - g_free, g_free); - return sticker; -} - void sticker_free(struct sticker *sticker) { - assert(sticker != NULL); - assert(sticker->table != NULL); - - g_hash_table_destroy(sticker->table); - g_free(sticker); + delete sticker; } const char * sticker_get_value(const struct sticker *sticker, const char *name) { - return (const char *)g_hash_table_lookup(sticker->table, name); -} - -struct sticker_foreach_data { - void (*func)(const char *name, const char *value, - gpointer user_data); - gpointer user_data; -}; - -static void -sticker_foreach_func(gpointer key, gpointer value, gpointer user_data) -{ - struct sticker_foreach_data *data = - (struct sticker_foreach_data *)user_data; + auto i = sticker->table.find(name); + if (i == sticker->table.end()) + return nullptr; - data->func((const char *)key, (const char *)value, data->user_data); + return i->second.c_str(); } void @@ -568,32 +548,23 @@ sticker_foreach(const struct sticker *sticker, gpointer user_data), gpointer user_data) { - struct sticker_foreach_data data; - data.func = func; - data.user_data = user_data; - - g_hash_table_foreach(sticker->table, sticker_foreach_func, &data); + for (const auto &i : sticker->table) + func(i.first.c_str(), i.second.c_str(), user_data); } struct sticker * sticker_load(const char *type, const char *uri) { - struct sticker *sticker = sticker_new(); - bool success; + sticker s; - success = sticker_list_values(sticker->table, type, uri); - if (!success) { - sticker_free(sticker); + if (!sticker_list_values(s.table, type, uri)) return NULL; - } - if (g_hash_table_size(sticker->table) == 0) { + if (s.table.empty()) /* don't return empty sticker objects */ - sticker_free(sticker); return NULL; - } - return sticker; + return new sticker(std::move(s)); } bool |