--- /dev/null
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/*
+ * Author : Maxim Mamontov <faust@stargazer.dp.ua>
+ */
+
+#include "stg/json_generator.h"
+
+#include <yajl/yajl_gen.h>
+
+using STG::JSON::NullGen;
+using STG::JSON::BoolGen;
+using STG::JSON::StringGen;
+using STG::JSON::NumberGen;
+using STG::JSON::MapGen;
+using STG::JSON::ArrayGen;
+using STG::JSON::Callback;
+
+namespace
+{
+
+void genString(yajl_gen_t* handle, const std::string& value)
+{
+ yajl_gen_string(handle, reinterpret_cast<const unsigned char*>(value.c_str()), value.length());
+}
+
+}
+
+void NullGen::run(yajl_gen_t* handle) const { yajl_gen_null(handle); }
+void BoolGen::run(yajl_gen_t* handle) const { yajl_gen_bool(handle, m_value); }
+void StringGen::run(yajl_gen_t* handle) const { genString(handle, m_value); }
+void NumberGen::run(yajl_gen_t* handle) const { yajl_gen_number(handle, m_value.c_str(), m_value.length()); }
+
+void MapGen::run(yajl_gen_t* handle) const
+{
+ yajl_gen_map_open(handle);
+ for (Value::const_iterator it = m_value.begin(); it != m_value.end(); ++it)
+ {
+ genString(handle, it->first);
+ it->second.first->run(handle);
+ }
+ yajl_gen_map_close(handle);
+}
+
+void ArrayGen::run(yajl_gen_t* handle) const
+{
+ yajl_gen_array_open(handle);
+ for (Value::const_iterator it = m_value.begin(); it != m_value.end(); ++it)
+ it->first->run(handle);
+ yajl_gen_array_close(handle);
+}
+
+bool STG::JSON::generate(Gen& gen, Callback callback, void* data)
+{
+ yajl_gen handle = yajl_gen_alloc(NULL);
+
+ gen.run(handle);
+
+ const unsigned char* buf = NULL;
+ size_t size = 0;
+ yajl_gen_get_buf(handle, &buf, &size);
+
+ bool res = callback(data, reinterpret_cast<const char*>(buf), size);
+
+ yajl_gen_free(handle);
+
+ return res;
+}