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/**
* @file llsdparam.h
* @brief parameter block abstraction for creating complex objects and
* parsing construction parameters from xml and LLSD
*
* $LicenseInfo:firstyear=2008&license=viewergpl$
*
* Copyright (c) 2008-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LL_LLSDPARAM_H
#define LL_LLSDPARAM_H
#include "llinitparam.h"
class LLParamSDParser
: public LLInitParam::Parser
{
LOG_CLASS(LLParamSDParser);
typedef LLInitParam::Parser parser_t;
public:
LLParamSDParser();
void readSD(const LLSD& sd, LLInitParam::BaseBlock& block, bool silent = false);
void writeSD(LLSD& sd, const LLInitParam::BaseBlock& block);
/*virtual*/ std::string getCurrentElementName();
private:
void readSDValues(const LLSD& sd, LLInitParam::BaseBlock& block);
template<typename T>
static bool writeTypedValue(Parser& parser, const void* val_ptr, const parser_t::name_stack_t& name_stack)
{
LLParamSDParser& sdparser = static_cast<LLParamSDParser&>(parser);
if (!sdparser.mWriteSD) return false;
LLSD* sd_to_write = sdparser.getSDWriteNode(name_stack);
if (!sd_to_write) return false;
sd_to_write->assign(*((const T*)val_ptr));
return true;
}
LLSD* getSDWriteNode(const parser_t::name_stack_t& name_stack);
static bool writeU32Param(Parser& parser, const void* value_ptr, const parser_t::name_stack_t& name_stack);
static bool readS32(Parser& parser, void* val_ptr);
static bool readU32(Parser& parser, void* val_ptr);
static bool readF32(Parser& parser, void* val_ptr);
static bool readF64(Parser& parser, void* val_ptr);
static bool readBool(Parser& parser, void* val_ptr);
static bool readString(Parser& parser, void* val_ptr);
static bool readUUID(Parser& parser, void* val_ptr);
static bool readDate(Parser& parser, void* val_ptr);
static bool readURI(Parser& parser, void* val_ptr);
static bool readSD(Parser& parser, void* val_ptr);
Parser::name_stack_t mNameStack;
const LLSD* mCurReadSD;
LLSD* mWriteSD;
};
template<typename T>
class LLSDParamAdapter : public T
{
public:
LLSDParamAdapter() {}
LLSDParamAdapter(const LLSD& sd)
{
LLParamSDParser::instance().readSD(sd, *this);
}
LLSDParamAdapter(const T& val)
{
T::operator=(val);
}
};
#endif // LL_LLSDPARAM_H
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