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-rw-r--r--indra/llxuixml/llinitparam.h1188
1 files changed, 618 insertions, 570 deletions
diff --git a/indra/llxuixml/llinitparam.h b/indra/llxuixml/llinitparam.h
index 8cb5bd80fc..a853999e94 100644
--- a/indra/llxuixml/llinitparam.h
+++ b/indra/llxuixml/llinitparam.h
@@ -1,5 +1,5 @@
/**
-f * @file llinitparam.h
+ * @file llinitparam.h
* @brief parameter block abstraction for creating complex objects and
* parsing construction parameters from xml and LLSD
*
@@ -29,18 +29,14 @@ f * @file llinitparam.h
#define LL_LLPARAM_H
#include <vector>
-
-#include <stddef.h>
#include <boost/function.hpp>
-#include <boost/bind.hpp>
#include <boost/type_traits/is_convertible.hpp>
#include <boost/unordered_map.hpp>
-#include "llregistry.h"
-#include "llmemory.h"
-
+#include <boost/shared_ptr.hpp>
namespace LLInitParam
{
+ template<typename T> const T& defaultValue() { static T value; return value; }
template <typename T, bool IS_BOOST_FUNCTION = boost::is_convertible<T, boost::function_base>::value >
struct ParamCompare
@@ -61,122 +57,119 @@ namespace LLInitParam
}
};
- // default constructor adaptor for InitParam Values
- // constructs default instances of the given type, returned by const reference
- template <typename T>
- struct DefaultInitializer
+ template<>
+ struct ParamCompare<LLSD, false>
{
- typedef const T& T_const_ref;
- // return reference to a single default instance of T
- // built-in types will be initialized to zero, default constructor otherwise
- static T_const_ref get() { static T t = T(); return t; }
+ static bool equals(const LLSD &a, const LLSD &b) { return false; }
};
// helper functions and classes
typedef ptrdiff_t param_handle_t;
+ // empty default implementation of key cache
+ // leverages empty base class optimization
template <typename T>
class TypeValues
{
public:
- // empty default implemenation of key cache
- class KeyCache
+ typedef std::map<std::string, T> value_name_map_t;
+
+ void setValueName(const std::string& key) {}
+ std::string getValueName() const { return ""; }
+ void clearValueName() const {}
+
+ static bool getValueFromName(const std::string& name, T& value)
{
- public:
- void setKey(const std::string& key) {}
- std::string getKey() const { return ""; }
- void clearKey(){}
- };
+ return false;
+ }
- static bool get(const std::string& name, T& value)
+ static bool valueNamesExist()
{
return false;
}
- static bool empty()
+ static std::vector<std::string>* getPossibleValues()
{
- return true;
+ return NULL;
}
- static std::vector<std::string>* getPossibleValues() { return NULL; }
+ static value_name_map_t* getValueNames() {return NULL;}
};
template <typename T, typename DERIVED_TYPE = TypeValues<T> >
class TypeValuesHelper
- : public LLRegistrySingleton<std::string, T, DERIVED_TYPE >
{
- typedef LLRegistrySingleton<std::string, T, DERIVED_TYPE> super_t;
- typedef LLSingleton<DERIVED_TYPE> singleton_t;
public:
+ typedef typename std::map<std::string, T> value_name_map_t;
//TODO: cache key by index to save on param block size
- class KeyCache
+ void setValueName(const std::string& value_name)
{
- public:
- void setKey(const std::string& key)
- {
- mKey = key;
- }
-
- void clearKey()
- {
- mKey = "";
- }
+ mValueName = value_name;
+ }
- std::string getKey() const
- {
- return mKey;
- }
+ std::string getValueName() const
+ {
+ return mValueName;
+ }
- private:
- std::string mKey;
- };
+ void clearValueName() const
+ {
+ mValueName.clear();
+ }
- static bool get(const std::string& name, T& value)
+ static bool getValueFromName(const std::string& name, T& value)
{
- if (!singleton_t::instance().exists(name)) return false;
+ value_name_map_t* map = getValueNames();
+ typename value_name_map_t::iterator found_it = map->find(name);
+ if (found_it == map->end()) return false;
- value = *singleton_t::instance().getValue(name);
+ value = found_it->second;
return true;
}
- static bool empty()
+ static bool valueNamesExist()
{
- return singleton_t::instance().LLRegistry<std::string, T>::empty();
+ return !getValueNames()->empty();
}
- //override this to add name value pairs
- static void declareValues() {}
-
- void initSingleton()
+ static value_name_map_t* getValueNames()
{
- DERIVED_TYPE::declareValues();
- }
+ static value_name_map_t sMap;
+ static bool sInitialized = false;
- static const std::vector<std::string>* getPossibleValues()
- {
- // in order to return a pointer to a member, we lazily
- // evaluate the result and store it in mValues here
- if (singleton_t::instance().mValues.empty())
+ if (!sInitialized)
{
- typename super_t::Registrar::registry_map_t::const_iterator it;
- for (it = super_t::defaultRegistrar().beginItems(); it != super_t::defaultRegistrar().endItems(); ++it)
- {
- singleton_t::instance().mValues.push_back(it->first);
- }
+ sInitialized = true;
+ DERIVED_TYPE::declareValues();
}
- return &singleton_t::instance().mValues;
+ return &sMap;
}
+ static std::vector<std::string>* getPossibleValues()
+ {
+ static std::vector<std::string> sValues;
+
+ value_name_map_t* map = getValueNames();
+ for (typename value_name_map_t::iterator it = map->begin(), end_it = map->end();
+ it != end_it;
+ ++it)
+ {
+ sValues.push_back(it->first);
+ }
+ return &sValues;
+ }
- protected:
static void declare(const std::string& name, const T& value)
{
- super_t::defaultRegistrar().add(name, value);
+ (*getValueNames())[name] = value;
}
- private:
- std::vector<std::string> mValues;
+ protected:
+ static void getName(const std::string& name, const T& value)
+ {}
+
+ mutable std::string mValueName;
};
class Parser
@@ -193,9 +186,9 @@ namespace LLInitParam
}
};
- typedef std::vector<std::pair<std::string, S32> > name_stack_t;
+ typedef std::vector<std::pair<std::string, S32> > name_stack_t;
typedef std::pair<name_stack_t::const_iterator, name_stack_t::const_iterator> name_stack_range_t;
- typedef std::vector<std::string> possible_values_t;
+ typedef std::vector<std::string> possible_values_t;
typedef bool (*parser_read_func_t)(Parser& parser, void* output);
typedef bool (*parser_write_func_t)(Parser& parser, const void*, const name_stack_t&);
@@ -207,7 +200,7 @@ namespace LLInitParam
Parser(parser_read_func_map_t& read_map, parser_write_func_map_t& write_map, parser_inspect_func_map_t& inspect_map)
: mParseSilently(false),
- mParseGeneration(0),
+ mParseGeneration(sNextParseGeneration),
mParserReadFuncs(&read_map),
mParserWriteFuncs(&write_map),
mParserInspectFuncs(&inspect_map)
@@ -252,7 +245,7 @@ namespace LLInitParam
void setParseSilently(bool silent) { mParseSilently = silent; }
S32 getParseGeneration() { return mParseGeneration; }
- S32 newParseGeneration() { return ++mParseGeneration; }
+ S32 newParseGeneration() { return mParseGeneration = ++sNextParseGeneration; }
protected:
@@ -276,8 +269,13 @@ namespace LLInitParam
parser_write_func_map_t* mParserWriteFuncs;
parser_inspect_func_map_t* mParserInspectFuncs;
S32 mParseGeneration;
+
+ static S32 sNextParseGeneration;
};
+ // used to indicate no matching value to a given name when parsing
+ struct NoParamValue{};
+
class BaseBlock;
class Param
@@ -292,25 +290,30 @@ namespace LLInitParam
Param(class BaseBlock* enclosing_block);
// store pointer to enclosing block as offset to reduce space and allow for quick copying
- BaseBlock& enclosingBlock() const
+ class BaseBlock& enclosingBlock() const
{
const U8* my_addr = reinterpret_cast<const U8*>(this);
// get address of enclosing BLOCK class using stored offset to enclosing BaseBlock class
- return *const_cast<BaseBlock*>(
- reinterpret_cast<const BaseBlock*>(my_addr - (ptrdiff_t)(S32)mEnclosingBlockOffset));
+ return *const_cast<class BaseBlock*>
+ (reinterpret_cast<const class BaseBlock*>
+ (my_addr - (ptrdiff_t)(S32)mEnclosingBlockOffset));
}
private:
friend class BaseBlock;
- bool mIsProvided;
U16 mEnclosingBlockOffset;
+ bool mIsProvided;
};
// various callbacks and constraints associated with an individual param
struct ParamDescriptor
{
- public:
+ struct UserData
+ {
+ virtual ~UserData() {}
+ };
+
typedef bool(*merge_func_t)(Param&, const Param&, bool);
typedef bool(*deserialize_func_t)(Param&, Parser&, const Parser::name_stack_range_t&, S32);
typedef void(*serialize_func_t)(const Param&, Parser&, Parser::name_stack_t&, const Param* diff_param);
@@ -318,40 +321,18 @@ namespace LLInitParam
typedef bool(*validation_func_t)(const Param*);
ParamDescriptor(param_handle_t p,
- merge_func_t merge_func,
- deserialize_func_t deserialize_func,
- serialize_func_t serialize_func,
- validation_func_t validation_func,
- inspect_func_t inspect_func,
- S32 min_count,
- S32 max_count)
- : mParamHandle(p),
- mMergeFunc(merge_func),
- mDeserializeFunc(deserialize_func),
- mSerializeFunc(serialize_func),
- mValidationFunc(validation_func),
- mInspectFunc(inspect_func),
- mMinCount(min_count),
- mMaxCount(max_count),
- mGeneration(0),
- mNumRefs(0)
- {}
+ merge_func_t merge_func,
+ deserialize_func_t deserialize_func,
+ serialize_func_t serialize_func,
+ validation_func_t validation_func,
+ inspect_func_t inspect_func,
+ S32 min_count,
+ S32 max_count);
- ParamDescriptor()
- : mParamHandle(0),
- mMergeFunc(NULL),
- mDeserializeFunc(NULL),
- mSerializeFunc(NULL),
- mValidationFunc(NULL),
- mInspectFunc(NULL),
- mMinCount(0),
- mMaxCount(0),
- mGeneration(0),
- mNumRefs(0)
- {}
+ ParamDescriptor();
+ ~ParamDescriptor();
param_handle_t mParamHandle;
-
merge_func_t mMergeFunc;
deserialize_func_t mDeserializeFunc;
serialize_func_t mSerializeFunc;
@@ -361,17 +342,16 @@ namespace LLInitParam
S32 mMaxCount;
S32 mGeneration;
S32 mNumRefs;
+ UserData* mUserData;
};
+ typedef boost::shared_ptr<ParamDescriptor> ParamDescriptorPtr;
+
// each derived Block class keeps a static data structure maintaining offsets to various params
class BlockDescriptor
{
public:
- BlockDescriptor()
- : mMaxParamOffset(0),
- mInitializationState(UNINITIALIZED),
- mCurrentBlockPtr(NULL)
- {}
+ BlockDescriptor();
typedef enum e_initialization_state
{
@@ -382,12 +362,10 @@ namespace LLInitParam
void aggregateBlockData(BlockDescriptor& src_block_data);
- public:
- typedef boost::unordered_map<const std::string, ParamDescriptor*> param_map_t; // references param descriptors stored in mAllParams
- typedef std::vector<ParamDescriptor*> param_list_t;
-
- typedef std::list<ParamDescriptor> all_params_list_t;// references param descriptors stored in mAllParams
- typedef std::vector<std::pair<param_handle_t, ParamDescriptor::validation_func_t> > param_validation_list_t;
+ typedef boost::unordered_map<const std::string, ParamDescriptorPtr> param_map_t;
+ typedef std::vector<ParamDescriptorPtr> param_list_t;
+ typedef std::list<ParamDescriptorPtr> all_params_list_t;
+ typedef std::vector<std::pair<param_handle_t, ParamDescriptor::validation_func_t> > param_validation_list_t;
param_map_t mNamedParams; // parameters with associated names
param_list_t mUnnamedParams; // parameters with_out_ associated names
@@ -453,6 +431,7 @@ namespace LLInitParam
Param* getParamFromHandle(const param_handle_t param_handle)
{
if (param_handle == 0) return NULL;
+
U8* baseblock_address = reinterpret_cast<U8*>(this);
return reinterpret_cast<Param*>(baseblock_address + param_handle);
}
@@ -466,14 +445,13 @@ namespace LLInitParam
void addSynonym(Param& param, const std::string& synonym);
// Blocks can override this to do custom tracking of changes
- virtual void setLastChangedParam(const Param& last_param, bool user_provided);
+ virtual void paramChanged(const Param& changed_param, bool user_provided);
S32 getLastChangeVersion() const { return mChangeVersion; }
- bool isDefault() const { return mChangeVersion == 0; }
- bool deserializeBlock(Parser& p, Parser::name_stack_range_t name_stack);
- bool serializeBlock(Parser& p, Parser::name_stack_t name_stack = Parser::name_stack_t(), const BaseBlock* diff_block = NULL) const;
- bool inspectBlock(Parser& p, Parser::name_stack_t name_stack = Parser::name_stack_t()) const;
+ bool deserializeBlock(Parser& p, Parser::name_stack_range_t name_stack, S32 generation);
+ void serializeBlock(Parser& p, Parser::name_stack_t name_stack = Parser::name_stack_t(), const BaseBlock* diff_block = NULL) const;
+ bool inspectBlock(Parser& p, Parser::name_stack_t name_stack = Parser::name_stack_t(), S32 min_count = 0, S32 max_count = S32_MAX) const;
virtual const BlockDescriptor& mostDerivedBlockDescriptor() const { return selfBlockDescriptor(); }
virtual BlockDescriptor& mostDerivedBlockDescriptor() { return selfBlockDescriptor(); }
@@ -490,13 +468,20 @@ namespace LLInitParam
return false;
}
- static void addParam(BlockDescriptor& block_data, const ParamDescriptor& param, const char* name);
+ static void addParam(BlockDescriptor& block_data, ParamDescriptorPtr param, const char* name);
+
+ ParamDescriptorPtr findParamDescriptor(const Param& param);
+
protected:
void init(BlockDescriptor& descriptor, BlockDescriptor& base_descriptor, size_t block_size);
+ bool mergeBlockParam(bool param_provided, BlockDescriptor& block_data, const BaseBlock& other, bool overwrite)
+ {
+ return mergeBlock(block_data, other, overwrite);
+ }
// take all provided params from other and apply to self
- bool merge(BlockDescriptor& block_data, const BaseBlock& other, bool overwrite);
+ bool mergeBlock(BlockDescriptor& block_data, const BaseBlock& other, bool overwrite);
// can be updated in getters
mutable S32 mChangeVersion;
@@ -509,63 +494,133 @@ namespace LLInitParam
private:
const std::string& getParamName(const BlockDescriptor& block_data, const Param* paramp) const;
- ParamDescriptor* findParamDescriptor(param_handle_t handle);
- };
-
-
- template<typename T>
- struct ParamIterator
- {
- typedef typename std::vector<T>::const_iterator const_iterator;
- typedef typename std::vector<T>::iterator iterator;
};
// these templates allow us to distinguish between template parameters
// that derive from BaseBlock and those that don't
- // this is supposedly faster than boost::is_convertible and its ilk
template<typename T, typename Void = void>
- struct IsBaseBlock
+ struct IsBlock
{
static const bool value = false;
};
template<typename T>
- struct IsBaseBlock<T, typename T::baseblock_base_class_t>
+ struct IsBlock<T, typename T::baseblock_base_class_t>
{
static const bool value = true;
};
+ template<typename T, typename NAME_VALUE_LOOKUP, bool VALUE_IS_BLOCK = IsBlock<T>::value>
+ class ParamValue : public NAME_VALUE_LOOKUP
+ {
+ public:
+ typedef const T& value_assignment_t;
+
+ ParamValue(): mValue() {}
+ ParamValue(const T& other) : mValue(other) {}
+
+ void setValue(value_assignment_t val)
+ {
+ mValue = val;
+ }
+
+ value_assignment_t getValue() const
+ {
+ return mValue;
+ }
+
+ T& getValue()
+ {
+ return mValue;
+ }
+
+ private:
+ T mValue;
+ };
+
+ template<typename T, typename NAME_VALUE_LOOKUP>
+ class ParamValue<T, NAME_VALUE_LOOKUP, true>
+ : public T,
+ public NAME_VALUE_LOOKUP
+ {
+ public:
+ typedef const T& value_assignment_t;
+
+ S32 mKeyVersion;
+ mutable S32 mValidatedVersion;
+ mutable bool mValidated; // lazy validation flag
+
+ ParamValue()
+ : T(),
+ mKeyVersion(0),
+ mValidatedVersion(-1),
+ mValidated(false)
+ {}
+
+ ParamValue(const T& other)
+ : T(other),
+ mKeyVersion(0),
+ mValidatedVersion(-1),
+ mValidated(false)
+ {
+ }
+
+ void setValue(value_assignment_t val)
+ {
+ *this = val;
+ }
+
+ value_assignment_t getValue() const
+ {
+ return *this;
+ }
+
+ T& getValue()
+ {
+ return *this;
+ }
+ };
+
+ template<typename T, typename NAME_VALUE_LOOKUP = TypeValues<T> >
+ struct ParamIterator
+ {
+ typedef typename std::vector<ParamValue<T, NAME_VALUE_LOOKUP> >::const_iterator const_iterator;
+ typedef typename std::vector<ParamValue<T, NAME_VALUE_LOOKUP> >::iterator iterator;
+ };
+
// specialize for custom parsing/decomposition of specific classes
// e.g. TypedParam<LLRect> has left, top, right, bottom, etc...
template<typename T,
typename NAME_VALUE_LOOKUP = TypeValues<T>,
bool HAS_MULTIPLE_VALUES = false,
- bool VALUE_IS_BLOCK = IsBaseBlock<T>::value>
+ bool VALUE_IS_BLOCK = IsBlock<ParamValue<T, NAME_VALUE_LOOKUP> >::value>
class TypedParam
- : public Param
+ : public Param,
+ public ParamValue<T, NAME_VALUE_LOOKUP>
{
public:
- typedef const T& value_const_ref_t;
- typedef value_const_ref_t value_assignment_t;
- typedef typename NAME_VALUE_LOOKUP::KeyCache key_cache_t;
+ typedef const T& value_assignment_t;
typedef TypedParam<T, NAME_VALUE_LOOKUP, HAS_MULTIPLE_VALUES, VALUE_IS_BLOCK> self_t;
+ typedef NAME_VALUE_LOOKUP name_value_lookup_t;
+ typedef ParamValue<T, NAME_VALUE_LOOKUP> param_value_t;
TypedParam(BlockDescriptor& block_descriptor, const char* name, value_assignment_t value, ParamDescriptor::validation_func_t validate_func, S32 min_count, S32 max_count)
: Param(block_descriptor.mCurrentBlockPtr)
{
if (LL_UNLIKELY(block_descriptor.mInitializationState == BlockDescriptor::INITIALIZING))
{
- ParamDescriptor param_descriptor(block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
+ ParamDescriptorPtr param_descriptor = ParamDescriptorPtr(new ParamDescriptor(
+ block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
&mergeWith,
&deserializeParam,
&serializeParam,
validate_func,
&inspectParam,
- min_count, max_count);
+ min_count, max_count));
BaseBlock::addParam(block_descriptor, param_descriptor, name);
}
- mData.mValue = value;
+ setValue(value);
}
bool isProvided() const { return Param::anyProvided(); }
@@ -576,27 +631,27 @@ namespace LLInitParam
// no further names in stack, attempt to parse value now
if (name_stack.first == name_stack.second)
{
- if (parser.readValue(typed_param.mData.mValue))
+ if (parser.readValue(typed_param.getValue()))
{
- typed_param.mData.clearKey();
+ typed_param.clearValueName();
typed_param.setProvided(true);
- typed_param.enclosingBlock().setLastChangedParam(param, true);
+ typed_param.enclosingBlock().paramChanged(param, true);
return true;
}
// try to parse a known named value
- if(!NAME_VALUE_LOOKUP::empty())
+ if(name_value_lookup_t::valueNamesExist())
{
// try to parse a known named value
std::string name;
if (parser.readValue(name))
{
// try to parse a per type named value
- if (NAME_VALUE_LOOKUP::get(name, typed_param.mData.mValue))
+ if (name_value_lookup_t::getValueFromName(name, typed_param.getValue()))
{
- typed_param.mData.setKey(name);
+ typed_param.setValueName(name);
typed_param.setProvided(true);
- typed_param.enclosingBlock().setLastChangedParam(param, true);
+ typed_param.enclosingBlock().paramChanged(param, true);
return true;
}
@@ -616,13 +671,13 @@ namespace LLInitParam
name_stack.back().second = parser.newParseGeneration();
}
- std::string key = typed_param.mData.getKey();
+ std::string key = typed_param.getValueName();
// first try to write out name of name/value pair
if (!key.empty())
{
- if (!diff_param || !ParamCompare<std::string>::equals(static_cast<const self_t*>(diff_param)->mData.getKey(), key))
+ if (!diff_param || !ParamCompare<std::string>::equals(static_cast<const self_t*>(diff_param)->getValueName(), key))
{
if (!parser.writeValue(key, name_stack))
{
@@ -631,8 +686,9 @@ namespace LLInitParam
}
}
// then try to serialize value directly
- else if (!diff_param || !ParamCompare<T>::equals(typed_param.get(), static_cast<const self_t*>(diff_param)->get())) {
- if (!parser.writeValue(typed_param.mData.mValue, name_stack))
+ else if (!diff_param || !ParamCompare<T>::equals(typed_param.getValue(), static_cast<const self_t*>(diff_param)->getValue()))
+ {
+ if (!parser.writeValue(typed_param.getValue(), name_stack))
{
return;
}
@@ -644,18 +700,18 @@ namespace LLInitParam
// tell parser about our actual type
parser.inspectValue<T>(name_stack, min_count, max_count, NULL);
// then tell it about string-based alternatives ("red", "blue", etc. for LLColor4)
- if (NAME_VALUE_LOOKUP::getPossibleValues())
+ if (name_value_lookup_t::getPossibleValues())
{
- parser.inspectValue<std::string>(name_stack, min_count, max_count, NAME_VALUE_LOOKUP::getPossibleValues());
+ parser.inspectValue<std::string>(name_stack, min_count, max_count, name_value_lookup_t::getPossibleValues());
}
}
void set(value_assignment_t val, bool flag_as_provided = true)
{
- mData.mValue = val;
- mData.clearKey();
+ setValue(val);
+ param_value_t::clearValueName();
setProvided(flag_as_provided);
- Param::enclosingBlock().setLastChangedParam(*this, flag_as_provided);
+ Param::enclosingBlock().paramChanged(*this, flag_as_provided);
}
void setIfNotProvided(value_assignment_t val, bool flag_as_provided = true)
@@ -667,65 +723,56 @@ namespace LLInitParam
}
// implicit conversion
- operator value_assignment_t() const { return get(); }
+ operator value_assignment_t() const { return param_value_t::getValue(); }
// explicit conversion
- value_assignment_t operator()() const { return get(); }
+ value_assignment_t operator()() const { return param_value_t::getValue(); }
protected:
- value_assignment_t get() const
- {
- return mData.mValue;
- }
static bool mergeWith(Param& dst, const Param& src, bool overwrite)
{
const self_t& src_typed_param = static_cast<const self_t&>(src);
self_t& dst_typed_param = static_cast<self_t&>(dst);
+
if (src_typed_param.isProvided()
&& (overwrite || !dst_typed_param.isProvided()))
{
- dst_typed_param.mData.clearKey();
- dst_typed_param.set(src_typed_param.get());
+ dst_typed_param.clearValueName();
+ dst_typed_param.set(src_typed_param.getValue());
return true;
}
return false;
}
-
- struct Data : public key_cache_t
- {
- T mValue;
- };
-
- Data mData;
};
// parameter that is a block
template <typename T, typename NAME_VALUE_LOOKUP>
class TypedParam<T, NAME_VALUE_LOOKUP, false, true>
- : public T,
- public Param
+ : public Param,
+ public ParamValue<T, NAME_VALUE_LOOKUP>
{
public:
typedef const T value_const_t;
typedef T value_t;
- typedef value_const_t& value_const_ref_t;
- typedef value_const_ref_t value_assignment_t;
- typedef typename NAME_VALUE_LOOKUP::KeyCache key_cache_t;
+ typedef value_const_t& value_assignment_t;
typedef TypedParam<T, NAME_VALUE_LOOKUP, false, true> self_t;
+ typedef NAME_VALUE_LOOKUP name_value_lookup_t;
+ typedef ParamValue<T, NAME_VALUE_LOOKUP> param_value_t;
TypedParam(BlockDescriptor& block_descriptor, const char* name, value_assignment_t value, ParamDescriptor::validation_func_t validate_func, S32 min_count, S32 max_count)
: Param(block_descriptor.mCurrentBlockPtr),
- T(value)
+ param_value_t(value)
{
if (LL_UNLIKELY(block_descriptor.mInitializationState == BlockDescriptor::INITIALIZING))
{
- ParamDescriptor param_descriptor(block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
+ ParamDescriptorPtr param_descriptor = ParamDescriptorPtr(new ParamDescriptor(
+ block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
&mergeWith,
&deserializeParam,
&serializeParam,
validate_func,
&inspectParam,
- min_count, max_count);
+ min_count, max_count));
BaseBlock::addParam(block_descriptor, param_descriptor, name);
}
}
@@ -734,25 +781,27 @@ namespace LLInitParam
{
self_t& typed_param = static_cast<self_t&>(param);
// attempt to parse block...
- if(typed_param.deserializeBlock(parser, name_stack))
+ if(typed_param.deserializeBlock(parser, name_stack, generation))
{
- typed_param.mData.clearKey();
- typed_param.enclosingBlock().setLastChangedParam(param, true);
+ typed_param.clearValueName();
+ typed_param.enclosingBlock().paramChanged(param, true);
+ typed_param.setProvided(true);
return true;
}
- if(!NAME_VALUE_LOOKUP::empty())
+ if(name_value_lookup_t::valueNamesExist())
{
// try to parse a known named value
std::string name;
if (parser.readValue(name))
{
// try to parse a per type named value
- if (NAME_VALUE_LOOKUP::get(name, typed_param))
+ if (name_value_lookup_t::getValueFromName(name, typed_param.getValue()))
{
- typed_param.enclosingBlock().setLastChangedParam(param, true);
- typed_param.mData.setKey(name);
- typed_param.mData.mKeyVersion = typed_param.getLastChangeVersion();
+ typed_param.enclosingBlock().paramChanged(param, true);
+ typed_param.setValueName(name);
+ typed_param.setProvided(true);
+ typed_param.mKeyVersion = typed_param.getLastChangeVersion();
return true;
}
@@ -764,13 +813,15 @@ namespace LLInitParam
static void serializeParam(const Param& param, Parser& parser, Parser::name_stack_t& name_stack, const Param* diff_param)
{
const self_t& typed_param = static_cast<const self_t&>(param);
+ if (!typed_param.isProvided()) return;
+
if (!name_stack.empty())
{
name_stack.back().second = parser.newParseGeneration();
}
- std::string key = typed_param.mData.getKey();
- if (!key.empty() && typed_param.mData.mKeyVersion == typed_param.getLastChangeVersion())
+ std::string key = typed_param.getValueName();
+ if (!key.empty() && typed_param.mKeyVersion == typed_param.getLastChangeVersion())
{
if (!parser.writeValue(key, name_stack))
{
@@ -787,33 +838,33 @@ namespace LLInitParam
{
// I am a param that is also a block, so just recurse into my contents
const self_t& typed_param = static_cast<const self_t&>(param);
- typed_param.inspectBlock(parser, name_stack);
+ typed_param.inspectBlock(parser, name_stack, min_count, max_count);
}
// a param-that-is-a-block is provided when the user has set one of its child params
// *and* the block as a whole validates
bool isProvided() const
{
- // only validate block when it hasn't already passed validation and user has supplied *some* value
- if (Param::anyProvided() && mData.mValidatedVersion < T::getLastChangeVersion())
+ // only validate block when it hasn't already passed validation with current data
+ if (Param::anyProvided() && param_value_t::mValidatedVersion < param_value_t::getLastChangeVersion())
{
// a sub-block is "provided" when it has been filled in enough to be valid
- mData.mValidated = T::validateBlock(false);
- mData.mValidatedVersion = T::getLastChangeVersion();
+ param_value_t::mValidated = param_value_t::validateBlock(false);
+ param_value_t::mValidatedVersion = param_value_t::getLastChangeVersion();
}
- return Param::anyProvided() && mData.mValidated;
+ return Param::anyProvided() && param_value_t::mValidated;
}
// assign block contents to this param-that-is-a-block
void set(value_assignment_t val, bool flag_as_provided = true)
{
- value_t::operator=(val);
- mData.clearKey();
+ setValue(val);
+ param_value_t::clearValueName();
// force revalidation of block by clearing known provided version
// next call to isProvided() will update provision status based on validity
- mData.mValidatedVersion = 0;
+ param_value_t::mValidatedVersion = -1;
setProvided(flag_as_provided);
- Param::enclosingBlock().setLastChangedParam(*this, flag_as_provided);
+ Param::enclosingBlock().paramChanged(*this, flag_as_provided);
}
void setIfNotProvided(value_assignment_t val, bool flag_as_provided = true)
@@ -825,10 +876,10 @@ namespace LLInitParam
}
// propagate changed status up to enclosing block
- /*virtual*/ void setLastChangedParam(const Param& last_param, bool user_provided)
+ /*virtual*/ void paramChanged(const Param& changed_param, bool user_provided)
{
- T::setLastChangedParam(last_param, user_provided);
- Param::enclosingBlock().setLastChangedParam(*this, user_provided);
+ ParamValue<T, NAME_VALUE_LOOKUP>::paramChanged(changed_param, user_provided);
+ Param::enclosingBlock().paramChanged(*this, user_provided);
if (user_provided)
{
// a child param has been explicitly changed
@@ -838,41 +889,30 @@ namespace LLInitParam
}
// implicit conversion
- operator value_assignment_t() const { return get(); }
+ operator value_assignment_t() const { return param_value_t::getValue(); }
// explicit conversion
- value_assignment_t operator()() const { return get(); }
+ value_assignment_t operator()() const { return param_value_t::getValue(); }
protected:
- value_assignment_t get() const
- {
- return *this;
- }
static bool mergeWith(Param& dst, const Param& src, bool overwrite)
{
const self_t& src_typed_param = static_cast<const self_t&>(src);
self_t& dst_typed_param = static_cast<self_t&>(dst);
- if (dst_typed_param.T::merge(T::selfBlockDescriptor(), src_typed_param, overwrite))
+
+ if (src_typed_param.anyProvided())
{
- dst_typed_param.mData.clearKey();
- return true;
+ bool param_provided = src_typed_param.isProvided() && (overwrite || !dst_typed_param.isProvided());
+ if (dst_typed_param.mergeBlockParam(param_provided, param_value_t::selfBlockDescriptor(), src_typed_param, overwrite))
+ {
+ dst_typed_param.clearValueName();
+ dst_typed_param.setProvided(true);
+ dst_typed_param.enclosingBlock().paramChanged(dst_typed_param, true);
+ return true;
+ }
}
return false;
}
-
- struct Data : public key_cache_t
- {
- S32 mKeyVersion;
- mutable S32 mValidatedVersion;
- mutable bool mValidated; // lazy validation flag
-
- Data()
- : mKeyVersion(0),
- mValidatedVersion(0),
- mValidated(false)
- {}
- };
- Data mData;
};
// container of non-block parameters
@@ -882,29 +922,28 @@ namespace LLInitParam
{
public:
typedef TypedParam<VALUE_TYPE, NAME_VALUE_LOOKUP, true, false> self_t;
- typedef typename std::vector<VALUE_TYPE> container_t;
+ typedef ParamValue<VALUE_TYPE, NAME_VALUE_LOOKUP> param_value_t;
+ typedef typename std::vector<param_value_t> container_t;
typedef const container_t& value_assignment_t;
typedef VALUE_TYPE value_t;
- typedef value_t& value_ref_t;
- typedef const value_t& value_const_ref_t;
+ typedef NAME_VALUE_LOOKUP name_value_lookup_t;
- typedef typename NAME_VALUE_LOOKUP::KeyCache key_cache_t;
-
TypedParam(BlockDescriptor& block_descriptor, const char* name, value_assignment_t value, ParamDescriptor::validation_func_t validate_func, S32 min_count, S32 max_count)
- : Param(block_descriptor.mCurrentBlockPtr),
- mValues(value)
+ : Param(block_descriptor.mCurrentBlockPtr)
{
- mCachedKeys.resize(mValues.size());
+ std::copy(value.begin(), value.end(), std::back_inserter(mValues));
+
if (LL_UNLIKELY(block_descriptor.mInitializationState == BlockDescriptor::INITIALIZING))
{
- ParamDescriptor param_descriptor(block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
+ ParamDescriptorPtr param_descriptor = ParamDescriptorPtr(new ParamDescriptor(
+ block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
&mergeWith,
&deserializeParam,
&serializeParam,
validate_func,
&inspectParam,
- min_count, max_count);
+ min_count, max_count));
BaseBlock::addParam(block_descriptor, param_descriptor, name);
}
}
@@ -921,29 +960,22 @@ namespace LLInitParam
// attempt to read value directly
if (parser.readValue(value))
{
- typed_param.mValues.push_back(value);
- // save an empty name/value key as a placeholder
- typed_param.mCachedKeys.push_back(key_cache_t());
- typed_param.enclosingBlock().setLastChangedParam(param, true);
- typed_param.setProvided(true);
+ typed_param.add(value);
return true;
}
// try to parse a known named value
- if(!NAME_VALUE_LOOKUP::empty())
+ if(name_value_lookup_t::valueNamesExist())
{
// try to parse a known named value
std::string name;
if (parser.readValue(name))
{
// try to parse a per type named value
- if (NAME_VALUE_LOOKUP::get(name, typed_param.mValues))
+ if (name_value_lookup_t::getValueFromName(name, typed_param.mValues))
{
- typed_param.mValues.push_back(value);
- typed_param.mCachedKeys.push_back(key_cache_t());
- typed_param.mCachedKeys.back().setKey(name);
- typed_param.enclosingBlock().setLastChangedParam(param, true);
- typed_param.setProvided(true);
+ typed_param.add(value);
+ typed_param.mValues.back().setValueName(name);
return true;
}
@@ -958,25 +990,27 @@ namespace LLInitParam
const self_t& typed_param = static_cast<const self_t&>(param);
if (!typed_param.isProvided() || name_stack.empty()) return;
- const_iterator it = typed_param.mValues.begin();
- for (typename std::vector<key_cache_t>::const_iterator key_it = typed_param.mCachedKeys.begin();
- it != typed_param.mValues.end();
- ++key_it, ++it)
+ for (const_iterator it = typed_param.mValues.begin(), end_it = typed_param.mValues.end();
+ it != end_it;
+ ++it)
{
- std::string key = key_it->get();
+ std::string key = it->getValue();
name_stack.back().second = parser.newParseGeneration();
- if(!key.empty())
+ if(key.empty())
+ // not parsed via name values, write out value directly
{
- if(!parser.writeValue(key, name_stack))
+ if (!parser.writeValue(*it, name_stack))
{
- return;
+ break;
}
}
- // not parse via name values, write out value directly
- else if (!parser.writeValue(*it, name_stack))
+ else
{
- return;
+ if(!parser.writeValue(key, name_stack))
+ {
+ break;
+ }
}
}
}
@@ -984,19 +1018,17 @@ namespace LLInitParam
static void inspectParam(const Param& param, Parser& parser, Parser::name_stack_t& name_stack, S32 min_count, S32 max_count)
{
parser.inspectValue<VALUE_TYPE>(name_stack, min_count, max_count, NULL);
- if (NAME_VALUE_LOOKUP::getPossibleValues())
+ if (name_value_lookup_t::getPossibleValues())
{
- parser.inspectValue<std::string>(name_stack, min_count, max_count, NAME_VALUE_LOOKUP::getPossibleValues());
+ parser.inspectValue<std::string>(name_stack, min_count, max_count, name_value_lookup_t::getPossibleValues());
}
}
void set(value_assignment_t val, bool flag_as_provided = true)
{
mValues = val;
- mCachedKeys.clear();
- mCachedKeys.resize(mValues.size());
setProvided(flag_as_provided);
- Param::enclosingBlock().setLastChangedParam(*this, flag_as_provided);
+ Param::enclosingBlock().paramChanged(*this, flag_as_provided);
}
@@ -1008,23 +1040,23 @@ namespace LLInitParam
}
}
- value_ref_t add()
+ value_t& add()
{
- mValues.push_back(value_t());
- mCachedKeys.push_back(key_cache_t());
+ mValues.push_back(param_value_t(value_t()));
setProvided(true);
+ Param::enclosingBlock().paramChanged(*this, true);
return mValues.back();
}
- void add(value_const_ref_t item)
+ void add(const value_t& item)
{
- mValues.push_back(item);
- mCachedKeys.push_back(key_cache_t());
+ mValues.push_back(param_value_t(item));
setProvided(true);
+ Param::enclosingBlock().paramChanged(*this, true);
}
// implicit conversion
- operator value_assignment_t() const { return self_t::get(); }
+ operator value_assignment_t() const { return mValues; }
typedef typename container_t::iterator iterator;
typedef typename container_t::const_iterator const_iterator;
@@ -1041,27 +1073,31 @@ namespace LLInitParam
}
protected:
- value_assignment_t get() const
- {
- return mValues;
- }
-
static bool mergeWith(Param& dst, const Param& src, bool overwrite)
{
const self_t& src_typed_param = static_cast<const self_t&>(src);
self_t& dst_typed_param = static_cast<self_t&>(dst);
- if (src_typed_param.isProvided()
- && (overwrite || !dst_typed_param.isProvided()))
+ if (overwrite)
{
- dst_typed_param.set(src_typed_param.get());
- return true;
+ std::copy(src_typed_param.begin(), src_typed_param.end(), std::back_inserter(dst_typed_param.mValues));
}
- return false;
+ else
+ {
+ container_t new_values(src_typed_param.mValues);
+ std::copy(dst_typed_param.begin(), dst_typed_param.end(), std::back_inserter(new_values));
+ std::swap(dst_typed_param.mValues, new_values);
+ }
+
+ if (src_typed_param.begin() != src_typed_param.end())
+ {
+ dst_typed_param.setProvided(true);
+ dst_typed_param.enclosingBlock().paramChanged(dst_typed_param, true);
+ }
+ return true;
}
container_t mValues;
- std::vector<key_cache_t> mCachedKeys;
};
// container of block parameters
@@ -1071,80 +1107,76 @@ namespace LLInitParam
{
public:
typedef TypedParam<VALUE_TYPE, NAME_VALUE_LOOKUP, true, true> self_t;
- typedef typename std::vector<VALUE_TYPE> container_t;
+ typedef ParamValue<VALUE_TYPE, NAME_VALUE_LOOKUP> param_value_t;
+ typedef typename std::vector<param_value_t> container_t;
typedef const container_t& value_assignment_t;
-
typedef VALUE_TYPE value_t;
- typedef value_t& value_ref_t;
- typedef const value_t& value_const_ref_t;
-
- typedef typename NAME_VALUE_LOOKUP::KeyCache key_cache_t;
+ typedef NAME_VALUE_LOOKUP name_value_lookup_t;
TypedParam(BlockDescriptor& block_descriptor, const char* name, value_assignment_t value, ParamDescriptor::validation_func_t validate_func, S32 min_count, S32 max_count)
: Param(block_descriptor.mCurrentBlockPtr),
- mValues(value),
- mLastParamGeneration(0)
+ mLastParseGeneration(0)
{
- mCachedKeys.resize(mValues.size());
+ std::copy(value.begin(), value.end(), back_inserter(mValues));
+
if (LL_UNLIKELY(block_descriptor.mInitializationState == BlockDescriptor::INITIALIZING))
{
- ParamDescriptor param_descriptor(block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
+ ParamDescriptorPtr param_descriptor = ParamDescriptorPtr(new ParamDescriptor(
+ block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
&mergeWith,
&deserializeParam,
&serializeParam,
validate_func,
&inspectParam,
- min_count, max_count);
+ min_count, max_count));
BaseBlock::addParam(block_descriptor, param_descriptor, name);
}
}
bool isProvided() const { return Param::anyProvided(); }
- value_ref_t operator[](S32 index) { return mValues[index]; }
- value_const_ref_t operator[](S32 index) const { return mValues[index]; }
-
static bool deserializeParam(Param& param, Parser& parser, const Parser::name_stack_range_t& name_stack, S32 generation)
{
self_t& typed_param = static_cast<self_t&>(param);
bool new_value = false;
- if (generation != typed_param.mLastParamGeneration || typed_param.mValues.empty())
+
+ if (generation != typed_param.mLastParseGeneration
+ || typed_param.mValues.empty())
{
new_value = true;
typed_param.mValues.push_back(value_t());
- typed_param.mCachedKeys.push_back(Data());
}
- value_ref_t value = typed_param.mValues.back();
+ param_value_t& value = typed_param.mValues.back();
// attempt to parse block...
- if(value.deserializeBlock(parser, name_stack))
+ if(value.deserializeBlock(parser, name_stack, generation))
{
if (new_value)
{ // successfully parsed new value, let's keep it
- typed_param.mLastParamGeneration = generation;
+ typed_param.mLastParseGeneration = generation;
}
- typed_param.enclosingBlock().setLastChangedParam(param, true);
+ typed_param.enclosingBlock().paramChanged(param, true);
typed_param.setProvided(true);
return true;
}
- else if(!NAME_VALUE_LOOKUP::empty())
+ else if(name_value_lookup_t::valueNamesExist())
{
// try to parse a known named value
std::string name;
if (parser.readValue(name))
{
// try to parse a per type named value
- if (NAME_VALUE_LOOKUP::get(name, value))
+ if (name_value_lookup_t::getValueFromName(name, value.getValue()))
{
if (new_value)
{ // successfully parsed new value, let's keep it
- typed_param.mLastParamGeneration = generation;
+ typed_param.mLastParseGeneration = generation;
}
- typed_param.mCachedKeys.back().setKey(name);
- typed_param.mCachedKeys.back().mKeyVersion = value.getLastChangeVersion();
- typed_param.enclosingBlock().setLastChangedParam(param, true);
+ typed_param.mValues.back().setValueName(name);
+ typed_param.mValues.back().mKeyVersion = value.getLastChangeVersion();
+ typed_param.enclosingBlock().paramChanged(param, true);
typed_param.setProvided(true);
return true;
}
@@ -1155,7 +1187,6 @@ namespace LLInitParam
if (new_value)
{ // failed to parse new value, pop it off
typed_param.mValues.pop_back();
- typed_param.mCachedKeys.pop_back();
}
return false;
@@ -1166,26 +1197,22 @@ namespace LLInitParam
const self_t& typed_param = static_cast<const self_t&>(param);
if (!typed_param.isProvided() || name_stack.empty()) return;
- const_iterator it = typed_param.mValues.begin();
- for (typename std::vector<Data>::const_iterator key_it = typed_param.mCachedKeys.begin();
- it != typed_param.mValues.end();
- ++key_it, ++it)
+ for (const_iterator it = typed_param.mValues.begin(), end_it = typed_param.mValues.end();
+ it != end_it;
+ ++it)
{
name_stack.back().second = parser.newParseGeneration();
- std::string key = key_it->getKey();
- if (!key.empty() && key_it->mKeyVersion == it->getLastChangeVersion())
+ std::string key = it->getValueName();
+ if (!key.empty() && it->mKeyVersion == it->getLastChangeVersion())
{
- if(!parser.writeValue(key, name_stack))
- {
- return;
- }
+ parser.writeValue(key, name_stack);
}
// Not parsed via named values, write out value directly
// NOTE: currently we don't worry about removing default values in Multiple
- else if (!it->serializeBlock(parser, name_stack, NULL))
+ else
{
- return;
+ it->serializeBlock(parser, name_stack, NULL);
}
}
}
@@ -1193,16 +1220,14 @@ namespace LLInitParam
static void inspectParam(const Param& param, Parser& parser, Parser::name_stack_t& name_stack, S32 min_count, S32 max_count)
{
// I am a vector of blocks, so describe my contents recursively
- value_t().inspectBlock(parser, name_stack);
+ param_value_t(value_t()).inspectBlock(parser, name_stack, min_count, max_count);
}
void set(value_assignment_t val, bool flag_as_provided = true)
{
mValues = val;
- mCachedKeys.clear();
- mCachedKeys.resize(mValues.size());
setProvided(flag_as_provided);
- Param::enclosingBlock().setLastChangedParam(*this, flag_as_provided);
+ Param::enclosingBlock().paramChanged(*this, flag_as_provided);
}
void setIfNotProvided(value_assignment_t val, bool flag_as_provided = true)
@@ -1213,23 +1238,23 @@ namespace LLInitParam
}
}
- value_ref_t add()
+ value_t& add()
{
mValues.push_back(value_t());
- mCachedKeys.push_back(Data());
setProvided(true);
+ Param::enclosingBlock().paramChanged(*this, true);
return mValues.back();
}
- void add(value_const_ref_t item)
+ void add(const value_t& item)
{
mValues.push_back(item);
- mCachedKeys.push_back(Data());
setProvided(true);
+ Param::enclosingBlock().paramChanged(*this, true);
}
// implicit conversion
- operator value_assignment_t() const { return self_t::get(); }
+ operator value_assignment_t() const { return mValues; }
typedef typename container_t::iterator iterator;
typedef typename container_t::const_iterator const_iterator;
@@ -1243,8 +1268,8 @@ namespace LLInitParam
U32 numValidElements() const
{
U32 count = 0;
- for (const_iterator it = mValues.begin();
- it != mValues.end();
+ for (const_iterator it = mValues.begin(), end_it = mValues.end();
+ it != end_it;
++it)
{
if(it->validateBlock(false)) count++;
@@ -1253,74 +1278,77 @@ namespace LLInitParam
}
protected:
- value_assignment_t get() const
- {
- return mValues;
- }
static bool mergeWith(Param& dst, const Param& src, bool overwrite)
{
const self_t& src_typed_param = static_cast<const self_t&>(src);
self_t& dst_typed_param = static_cast<self_t&>(dst);
- if (src_typed_param.isProvided()
- && (overwrite || !dst_typed_param.isProvided()))
+ if (overwrite)
{
- dst_typed_param.set(src_typed_param.get());
- return true;
+ std::copy(src_typed_param.begin(), src_typed_param.end(), std::back_inserter(dst_typed_param.mValues));
+ }
+ else
+ {
+ container_t new_values(src_typed_param.mValues);
+ std::copy(dst_typed_param.begin(), dst_typed_param.end(), std::back_inserter(new_values));
+ std::swap(dst_typed_param.mValues, new_values);
}
- return false;
- }
- struct Data : public key_cache_t
- {
- S32 mKeyVersion; // version of block for which key was last valid
+ if (src_typed_param.begin() != src_typed_param.end())
+ {
+ dst_typed_param.setProvided(true);
+ dst_typed_param.enclosingBlock().paramChanged(dst_typed_param, true);
+ }
- Data() : mKeyVersion(0) {}
- };
+ return true;
+ }
container_t mValues;
- std::vector<Data> mCachedKeys;
- S32 mLastParamGeneration;
+ S32 mLastParseGeneration;
};
template <typename DERIVED_BLOCK>
class Choice : public BaseBlock
{
- typedef Choice<DERIVED_BLOCK> self_t;
- typedef Choice<DERIVED_BLOCK> enclosing_block_t;
+ typedef Choice<DERIVED_BLOCK> self_t;
+ typedef Choice<DERIVED_BLOCK> enclosing_block_t;
LOG_CLASS(self_t);
public:
// take all provided params from other and apply to self
bool overwriteFrom(const self_t& other)
{
- return merge(selfBlockDescriptor(), other, true);
+ return mergeBlock(selfBlockDescriptor(), other, true);
}
// take all provided params that are not already provided, and apply to self
bool fillFrom(const self_t& other)
{
- return merge(selfBlockDescriptor(), other, false);
+ return mergeBlock(selfBlockDescriptor(), other, false);
}
- // merge with other block
- bool merge(BlockDescriptor& block_data, const self_t& other, bool overwrite)
+ bool mergeBlockParam(bool param_provided, BlockDescriptor& block_data, const self_t& other, bool overwrite)
{
- // only merge a choice if we are overwriting with other's contents
- if (overwrite)
+ if (param_provided)
{
- mCurChoice = other.mCurChoice;
- return BaseBlock::merge(selfBlockDescriptor(), other, overwrite);
+ return mergeBlock(block_data, other, overwrite);
}
return false;
}
+ // merge with other block
+ bool mergeBlock(BlockDescriptor& block_data, const self_t& other, bool overwrite)
+ {
+ mCurChoice = other.mCurChoice;
+ return BaseBlock::mergeBlock(selfBlockDescriptor(), other, overwrite);
+ }
+
// clear out old choice when param has changed
- /*virtual*/ void setLastChangedParam(const Param& last_param, bool user_provided)
+ /*virtual*/ void paramChanged(const Param& changed_param, bool user_provided)
{
- param_handle_t changed_param_handle = BaseBlock::getHandleFromParam(&last_param);
+ param_handle_t changed_param_handle = BaseBlock::getHandleFromParam(&changed_param);
// if we have a new choice...
if (changed_param_handle != mCurChoice)
{
@@ -1332,7 +1360,7 @@ namespace LLInitParam
}
mCurChoice = changed_param_handle;
}
- BaseBlock::setLastChangedParam(last_param, user_provided);
+ BaseBlock::paramChanged(changed_param, user_provided);
}
virtual const BlockDescriptor& mostDerivedBlockDescriptor() const { return selfBlockDescriptor(); }
@@ -1355,20 +1383,21 @@ namespace LLInitParam
friend class Choice<DERIVED_BLOCK>;
typedef Alternative<T, NAME_VALUE_LOOKUP> self_t;
- typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBaseBlock<T>::value> super_t;
+ typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBlock<ParamValue<T, NAME_VALUE_LOOKUP> >::value> super_t;
typedef typename super_t::value_assignment_t value_assignment_t;
- explicit Alternative(const char* name, value_assignment_t val = DefaultInitializer<T>::get())
+ explicit Alternative(const char* name, value_assignment_t val = defaultValue<T>())
: super_t(DERIVED_BLOCK::selfBlockDescriptor(), name, val, NULL, 0, 1),
mOriginalValue(val)
{
// assign initial choice to first declared option
DERIVED_BLOCK* blockp = ((DERIVED_BLOCK*)DERIVED_BLOCK::selfBlockDescriptor().mCurrentBlockPtr);
- if (LL_UNLIKELY(
- DERIVED_BLOCK::selfBlockDescriptor().mInitializationState == BlockDescriptor::INITIALIZING
- && blockp->mCurChoice == 0))
+ if (LL_UNLIKELY(DERIVED_BLOCK::selfBlockDescriptor().mInitializationState == BlockDescriptor::INITIALIZING))
{
- blockp->mCurChoice = Param::enclosingBlock().getHandleFromParam(this);
+ if(blockp->mCurChoice == 0)
+ {
+ blockp->mCurChoice = Param::enclosingBlock().getHandleFromParam(this);
+ }
}
}
@@ -1387,7 +1416,7 @@ namespace LLInitParam
{
if (static_cast<enclosing_block_t&>(Param::enclosingBlock()).getCurrentChoice() == this)
{
- return super_t::get();
+ return super_t::getValue();
}
return mOriginalValue;
}
@@ -1396,7 +1425,7 @@ namespace LLInitParam
{
if (static_cast<enclosing_block_t&>(Param::enclosingBlock()).getCurrentChoice() == this)
{
- return super_t::get();
+ return super_t::getValue();
}
return mOriginalValue;
}
@@ -1430,8 +1459,8 @@ namespace LLInitParam
class Block
: public BASE_BLOCK
{
- typedef Block<DERIVED_BLOCK, BASE_BLOCK> self_t;
- typedef Block<DERIVED_BLOCK, BASE_BLOCK> block_t;
+ typedef Block<DERIVED_BLOCK, BASE_BLOCK> self_t;
+ typedef Block<DERIVED_BLOCK, BASE_BLOCK> block_t;
public:
typedef BASE_BLOCK base_block_t;
@@ -1439,13 +1468,13 @@ namespace LLInitParam
// take all provided params from other and apply to self
bool overwriteFrom(const self_t& other)
{
- return BaseBlock::merge(selfBlockDescriptor(), other, true);
+ return static_cast<DERIVED_BLOCK*>(this)->mergeBlock(selfBlockDescriptor(), other, true);
}
// take all provided params that are not already provided, and apply to self
bool fillFrom(const self_t& other)
{
- return BaseBlock::merge(selfBlockDescriptor(), other, false);
+ return static_cast<DERIVED_BLOCK*>(this)->mergeBlock(selfBlockDescriptor(), other, false);
}
virtual const BlockDescriptor& mostDerivedBlockDescriptor() const { return selfBlockDescriptor(); }
@@ -1465,10 +1494,10 @@ namespace LLInitParam
class Optional : public TypedParam<T, NAME_VALUE_LOOKUP, false>
{
public:
- typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBaseBlock<T>::value> super_t;
+ typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBlock<ParamValue<T, NAME_VALUE_LOOKUP> >::value> super_t;
typedef typename super_t::value_assignment_t value_assignment_t;
- explicit Optional(const char* name = "", value_assignment_t val = DefaultInitializer<T>::get())
+ explicit Optional(const char* name = "", value_assignment_t val = defaultValue<T>())
: super_t(DERIVED_BLOCK::selfBlockDescriptor(), name, val, NULL, 0, 1)
{
//#pragma message("Parsing LLInitParam::Block::Optional")
@@ -1480,7 +1509,7 @@ namespace LLInitParam
return *this;
}
- DERIVED_BLOCK& operator()(typename super_t::value_assignment_t val)
+ DERIVED_BLOCK& operator()(value_assignment_t val)
{
super_t::set(val);
return static_cast<DERIVED_BLOCK&>(Param::enclosingBlock());
@@ -1492,12 +1521,12 @@ namespace LLInitParam
class Mandatory : public TypedParam<T, NAME_VALUE_LOOKUP, false>
{
public:
- typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBaseBlock<T>::value> super_t;
+ typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBlock<ParamValue<T, NAME_VALUE_LOOKUP> >::value> super_t;
typedef Mandatory<T, NAME_VALUE_LOOKUP> self_t;
typedef typename super_t::value_assignment_t value_assignment_t;
// mandatory parameters require a name to be parseable
- explicit Mandatory(const char* name = "", value_assignment_t val = DefaultInitializer<T>::get())
+ explicit Mandatory(const char* name = "", value_assignment_t val = defaultValue<T>())
: super_t(DERIVED_BLOCK::selfBlockDescriptor(), name, val, &validate, 1, 1)
{}
@@ -1526,15 +1555,15 @@ namespace LLInitParam
class Multiple : public TypedParam<T, NAME_VALUE_LOOKUP, true>
{
public:
- typedef TypedParam<T, NAME_VALUE_LOOKUP, true, IsBaseBlock<T>::value> super_t;
+ typedef TypedParam<T, NAME_VALUE_LOOKUP, true, IsBlock<ParamValue<T, NAME_VALUE_LOOKUP> >::value> super_t;
typedef Multiple<T, RANGE, NAME_VALUE_LOOKUP> self_t;
typedef typename super_t::container_t container_t;
typedef typename super_t::value_assignment_t value_assignment_t;
typedef typename super_t::iterator iterator;
typedef typename super_t::const_iterator const_iterator;
- explicit Multiple(const char* name = "", value_assignment_t val = DefaultInitializer<container_t>::get())
- : super_t(DERIVED_BLOCK::selfBlockDescriptor(), name, val, &validate, RANGE::minCount(), RANGE::maxCount())
+ explicit Multiple(const char* name = "")
+ : super_t(DERIVED_BLOCK::selfBlockDescriptor(), name, container_t(), &validate, RANGE::minCount(), RANGE::maxCount())
{}
Multiple& operator=(value_assignment_t val)
@@ -1542,7 +1571,7 @@ namespace LLInitParam
set(val);
return *this;
}
-
+
DERIVED_BLOCK& operator()(typename super_t::value_assignment_t val)
{
super_t::set(val);
@@ -1556,6 +1585,96 @@ namespace LLInitParam
}
};
+ template <typename T, typename RANGE = BaseBlock::AnyAmount, typename NAME_VALUE_LOOKUP = TypeValues<T> >
+ class Batch : private TypedParam<T, NAME_VALUE_LOOKUP, false>
+ {
+ public:
+ typedef ParamValue<T, NAME_VALUE_LOOKUP> param_value_t;
+ typedef TypedParam<T, NAME_VALUE_LOOKUP, false, IsBlock<param_value_t>::value> super_t;
+ typedef Batch<T, RANGE, NAME_VALUE_LOOKUP> self_t;
+ typedef typename super_t::value_assignment_t value_assignment_t;
+ typedef typename super_t::value_t value_t;
+
+ struct BatchDefaultValue : public ParamDescriptor::UserData
+ {
+ BatchDefaultValue(const T& value)
+ : mValue(value)
+ {}
+
+ T mValue;
+ };
+
+ explicit Batch(const char* name, value_assignment_t val)
+ : super_t(DERIVED_BLOCK::selfBlockDescriptor(), name, val, NULL, 0, 1),
+ mLastParseGeneration(-1)
+ {
+ BlockDescriptor& block_descriptor = DERIVED_BLOCK::selfBlockDescriptor();
+ if (LL_UNLIKELY(block_descriptor.mInitializationState == BlockDescriptor::INITIALIZING))
+ {
+ ParamDescriptorPtr param_descriptorp = block_descriptor.mCurrentBlockPtr->findParamDescriptor(*this);
+
+ if (param_descriptorp)
+ {
+ param_descriptorp->mDeserializeFunc = &deserializeParam;
+ param_descriptorp->mUserData = new BatchDefaultValue(new param_value_t(val));
+ }
+ }
+ }
+
+ explicit Batch(const char* name = "")
+ : super_t(DERIVED_BLOCK::selfBlockDescriptor(), name, defaultValue<T>(), NULL, 0, 1),
+ mLastParseGeneration(-1)
+ {
+ BlockDescriptor& block_descriptor = DERIVED_BLOCK::selfBlockDescriptor();
+ if (LL_UNLIKELY(block_descriptor.mInitializationState == BlockDescriptor::INITIALIZING))
+ {
+ ParamDescriptorPtr param_descriptorp = block_descriptor.mCurrentBlockPtr->findParamDescriptor(*this);
+
+ if (param_descriptorp)
+ {
+ param_descriptorp->mDeserializeFunc = &deserializeParam;
+ }
+ }
+ }
+
+ Batch& operator=(value_assignment_t val)
+ {
+ set(val);
+ return *this;
+ }
+
+ DERIVED_BLOCK& operator()(value_assignment_t val)
+ {
+ super_t::set(val);
+ return static_cast<DERIVED_BLOCK&>(Param::enclosingBlock());
+ }
+
+ using super_t::operator();
+
+ private:
+ static bool deserializeParam(Param& param, Parser& parser, const Parser::name_stack_range_t& name_stack, S32 generation)
+ {
+ self_t& typed_param = static_cast<self_t&>(param);
+
+ if (generation != typed_param.mLastParseGeneration)
+ {
+ ParamDescriptorPtr descriptor = typed_param.enclosingBlock().findParamDescriptor(param);
+ if (descriptor && static_cast<BatchDefaultValue*>(descriptor->mUserData))
+ {
+ static_cast<param_value_t&>(typed_param) = (static_cast<BatchDefaultValue*>(descriptor->mUserData))->mValue;
+ }
+ else
+ {
+ static_cast<param_value_t&>(typed_param) = param_value_t(value_t());
+ }
+ typed_param.mLastParseGeneration = generation;
+ }
+ return super_t::deserializeParam(param, parser, name_stack, generation);
+ }
+
+ S32 mLastParseGeneration;
+ };
+
class Deprecated : public Param
{
public:
@@ -1565,13 +1684,14 @@ namespace LLInitParam
BlockDescriptor& block_descriptor = DERIVED_BLOCK::selfBlockDescriptor();
if (LL_UNLIKELY(block_descriptor.mInitializationState == BlockDescriptor::INITIALIZING))
{
- ParamDescriptor param_descriptor(block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
+ ParamDescriptorPtr param_descriptor = ParamDescriptorPtr(new ParamDescriptor(
+ block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
NULL,
&deserializeParam,
NULL,
NULL,
NULL,
- 0, S32_MAX);
+ 0, S32_MAX));
BaseBlock::addParam(block_descriptor, param_descriptor, name);
}
}
@@ -1599,137 +1719,91 @@ namespace LLInitParam
}
};
- template<typename T, typename DERIVED = TypedParam<T> >
- class BlockValue
- : public Block<TypedParam<T, TypeValues<T>, false> >,
- public Param
+ template<typename T>
+ class CustomParamValue
+ : public Block<ParamValue<T, TypeValues<T> > >,
+ public TypeValues<T>
{
public:
typedef enum e_value_age
{
- OLDER_THAN_BLOCK, // mData.mValue needs to be refreshed from the block parameters
- NEWER_THAN_BLOCK, // mData.mValue holds the authoritative value (which has been replicated to the block parameters via setBlockFromValue)
- SAME_AS_BLOCK // mData.mValue is derived from the block parameters, which are authoritative
+ VALUE_NEEDS_UPDATE, // mValue needs to be refreshed from the block parameters
+ VALUE_AUTHORITATIVE, // mValue holds the authoritative value (which has been replicated to the block parameters via updateBlockFromValue)
+ BLOCK_AUTHORITATIVE // mValue is derived from the block parameters, which are authoritative
} EValueAge;
- typedef BlockValue<T> self_t;
- typedef Block<TypedParam<T, TypeValues<T>, false> > block_t;
- typedef const T& value_const_ref_t;
- typedef value_const_ref_t value_assignment_t;
- typedef typename TypeValues<T>::KeyCache key_cache_t;
+ typedef ParamValue<T, TypeValues<T> > derived_t;
+ typedef CustomParamValue<T> self_t;
+ typedef Block<derived_t> block_t;
+ typedef const T& value_assignment_t;
- BlockValue(BlockDescriptor& block_descriptor, const char* name, value_assignment_t value, ParamDescriptor::validation_func_t validate_func, S32 min_count, S32 max_count)
- : Param(block_descriptor.mCurrentBlockPtr),
- mData(value, NEWER_THAN_BLOCK)
- {
- if (LL_UNLIKELY(block_descriptor.mInitializationState == BlockDescriptor::INITIALIZING))
- {
- ParamDescriptor param_descriptor(block_descriptor.mCurrentBlockPtr->getHandleFromParam(this),
- &mergeWith,
- &deserializeParam,
- &serializeParam,
- validate_func,
- &inspectParam,
- min_count, max_count);
- BaseBlock::addParam(block_descriptor, param_descriptor, name);
- }
- }
-
- // implicit conversion
- operator value_assignment_t() const { return get(); }
- // explicit conversion
- value_assignment_t operator()() const { return get(); }
+ CustomParamValue(const T& value = T())
+ : mValue(value),
+ mValueAge(VALUE_AUTHORITATIVE),
+ mKeyVersion(0),
+ mValidatedVersion(-1)
+ {}
- static bool deserializeParam(Param& param, Parser& parser, const Parser::name_stack_range_t& name_stack, S32 generation)
+ bool deserializeBlock(Parser& parser, Parser::name_stack_range_t name_stack, S32 generation)
{
- DERIVED& typed_param = static_cast<DERIVED&>(param);
+ derived_t& typed_param = static_cast<derived_t&>(*this);
// type to apply parse direct value T
if (name_stack.first == name_stack.second)
{
- if(parser.readValue(typed_param.mData.mValue))
+ if(parser.readValue(typed_param.mValue))
{
- typed_param.enclosingBlock().setLastChangedParam(param, true);
- typed_param.setProvided(true);
- typed_param.mData.clearKey();
- typed_param.mData.mValueAge = NEWER_THAN_BLOCK;
- typed_param.setBlockFromValue();
+ typed_param.clearValueName();
+ typed_param.mValueAge = VALUE_AUTHORITATIVE;
+ typed_param.updateBlockFromValue();
return true;
}
-
- if(!TypeValues<T>::empty())
- {
- // try to parse a known named value
- std::string name;
- if (parser.readValue(name))
- {
- // try to parse a per type named value
- if (TypeValues<T>::get(name, typed_param.mData.mValue))
- {
- typed_param.mData.setKey(name);
- typed_param.enclosingBlock().setLastChangedParam(param, true);
- typed_param.setProvided(true);
- typed_param.mData.mValueAge = NEWER_THAN_BLOCK;
- typed_param.setBlockFromValue();
-
- return true;
- }
- }
- }
}
// fall back on parsing block components for T
// if we deserialized at least one component...
- if (typed_param.BaseBlock::deserializeBlock(parser, name_stack))
+ if (typed_param.BaseBlock::deserializeBlock(parser, name_stack, generation))
{
- // ...our block is provided, and considered changed
- typed_param.enclosingBlock().setLastChangedParam(param, true);
- typed_param.setProvided(true);
return true;
}
+
return false;
}
- static void serializeParam(const Param& param, Parser& parser, Parser::name_stack_t& name_stack, const Param* diff_param)
+ void serializeBlock(Parser& parser, Parser::name_stack_t name_stack = Parser::name_stack_t(), const BaseBlock* diff_block = NULL) const
{
- const self_t& typed_param = static_cast<const self_t&>(param);
-
- if (!typed_param.isProvided()) return;
+ const self_t& typed_param = static_cast<const self_t&>(*this);
+ const self_t* diff_param = static_cast<const self_t*>(diff_block);
- std::string key = typed_param.mData.getKey();
+ std::string key = typed_param.getValueName();
// first try to write out name of name/value pair
if (!key.empty())
{
- if (!diff_param || !ParamCompare<std::string>::equals(static_cast<const self_t*>(diff_param)->mData.getKey(), key))
+ if (!diff_param || !ParamCompare<std::string>::equals(diff_param->getValueName(), key))
{
- if (!parser.writeValue(key, name_stack))
- {
- return;
- }
+ parser.writeValue(key, name_stack);
}
}
// then try to serialize value directly
- else if (!diff_param || !ParamCompare<T>::equals(typed_param.get(), (static_cast<const self_t*>(diff_param))->get()))
+ else if (!diff_param || !ParamCompare<T>::equals(typed_param.getValue(), diff_param->getValue()))
{
- if (parser.writeValue(typed_param.mData.mValue, name_stack))
+ if (!parser.writeValue(typed_param.getValue(), name_stack))
{
- return;
+ //RN: *always* serialize provided components of BlockValue (don't pass diff_param on),
+ // since these tend to be viewed as the constructor arguments for the value T. It seems
+ // cleaner to treat the uniqueness of a BlockValue according to the generated value, and
+ // not the individual components. This way <color red="0" green="1" blue="0"/> will not
+ // be exported as <color green="1"/>, since it was probably the intent of the user to
+ // be specific about the RGB color values. This also fixes an issue where we distinguish
+ // between rect.left not being provided and rect.left being explicitly set to 0 (same as default)
+ block_t::serializeBlock(parser, name_stack, NULL);
}
-
- //RN: *always* serialize provided components of BlockValue (don't pass diff_param on),
- // since these tend to be viewed as the constructor arguments for the value T. It seems
- // cleaner to treat the uniqueness of a BlockValue according to the generated value, and
- // not the individual components. This way <color red="0" green="1" blue="0"/> will not
- // be exported as <color green="1"/>, since it was probably the intent of the user to
- // be specific about the RGB color values. This also fixes an issue where we distinguish
- // between rect.left not being provided and rect.left being explicitly set to 0 (same as default)
- typed_param.BaseBlock::serializeBlock(parser, name_stack, NULL);
}
}
- static void inspectParam(const Param& param, Parser& parser, Parser::name_stack_t& name_stack, S32 min_count, S32 max_count)
+ bool inspectBlock(Parser& parser, Parser::name_stack_t name_stack = Parser::name_stack_t(), S32 min_count = 0, S32 max_count = S32_MAX) const
{
// first, inspect with actual type...
parser.inspectValue<T>(name_stack, min_count, max_count, NULL);
@@ -1739,25 +1813,19 @@ namespace LLInitParam
parser.inspectValue<std::string>(name_stack, min_count, max_count, TypeValues<T>::getPossibleValues());
}
// then recursively inspect contents...
- const self_t& typed_param = static_cast<const self_t&>(param);
- typed_param.inspectBlock(parser, name_stack);
+ return block_t::inspectBlock(parser, name_stack, min_count, max_count);
}
-
- bool isProvided() const
+ bool validateBlock(bool emit_errors = true) const
{
- if (!Param::anyProvided()) return false;
-
- // block has an updated parameter
- // if cached value is stale, regenerate from params
- if (mData.mValueAge == OLDER_THAN_BLOCK)
+ if (mValueAge == VALUE_NEEDS_UPDATE)
{
- if (block_t::validateBlock(false))
+ if (block_t::validateBlock(emit_errors))
{
- static_cast<const DERIVED*>(this)->setValueFromBlock();
// clear stale keyword associated with old value
- mData.clearKey();
- mData.mValueAge = SAME_AS_BLOCK;
+ TypeValues<T>::clearValueName();
+ mValueAge = BLOCK_AUTHORITATIVE;
+ static_cast<derived_t*>(const_cast<self_t*>(this))->updateValueFromBlock();
return true;
}
else
@@ -1774,104 +1842,84 @@ namespace LLInitParam
}
}
- void set(value_assignment_t val, bool flag_as_provided = true)
+ // propagate change status up to enclosing block
+ /*virtual*/ void paramChanged(const Param& changed_param, bool user_provided)
+ {
+ BaseBlock::paramChanged(changed_param, user_provided);
+ if (user_provided)
{
- Param::enclosingBlock().setLastChangedParam(*this, flag_as_provided);
+ // a parameter changed, so our value is out of date
+ mValueAge = VALUE_NEEDS_UPDATE;
+ }
+ }
+ void setValue(value_assignment_t val)
+ {
+ derived_t& typed_param = static_cast<derived_t&>(*this);
// set param version number to be up to date, so we ignore block contents
- mData.mValueAge = NEWER_THAN_BLOCK;
-
- mData.mValue = val;
- mData.clearKey();
- setProvided(flag_as_provided);
- static_cast<DERIVED*>(this)->setBlockFromValue();
+ mValueAge = VALUE_AUTHORITATIVE;
+ mValue = val;
+ typed_param.clearValueName();
+ static_cast<derived_t*>(const_cast<self_t*>(this))->updateBlockFromValue();
}
- void setIfNotProvided(value_assignment_t val, bool flag_as_provided = true)
+ value_assignment_t getValue() const
{
- // don't override any user provided value
- if (!isProvided())
- {
- set(val, flag_as_provided);
- }
+ validateBlock(true);
+ return mValue;
}
- // propagate change status up to enclosing block
- /*virtual*/ void setLastChangedParam(const Param& last_param, bool user_provided)
- {
- BaseBlock::setLastChangedParam(last_param, user_provided);
- Param::enclosingBlock().setLastChangedParam(*this, user_provided);
- if (user_provided)
- {
- setProvided(true); // some component provided
- // a parameter changed, so our value is out of date
- mData.mValueAge = OLDER_THAN_BLOCK;
- }
+ T& getValue()
+ {
+ validateBlock(true);
+ return mValue;
}
+ S32 mKeyVersion;
+
protected:
- value_assignment_t get() const
- {
- // if some parameters were provided, issue warnings on invalid blocks
- if (Param::anyProvided() && (mData.mValueAge == OLDER_THAN_BLOCK))
- {
- // go ahead and issue warnings at this point if any param is invalid
- if(block_t::validateBlock(true))
- {
- static_cast<const DERIVED*>(this)->setValueFromBlock();
- mData.clearKey();
- mData.mValueAge = SAME_AS_BLOCK;
- }
- }
- return mData.mValue;
+ // use this from within updateValueFromBlock() to set the value without making it authoritative
+ void updateValue(value_assignment_t value)
+ {
+ mValue = value;
}
-
- struct Data : public key_cache_t
+ bool mergeBlockParam(bool param_provided, BlockDescriptor& block_data, const BaseBlock& other, bool overwrite)
{
- Data(const T& value, EValueAge age)
- : mValue(value),
- mValueAge(age)
- {}
-
- T mValue;
- EValueAge mValueAge;
- };
-
- // mutable to allow lazy updates on get
- mutable Data mData;
+ if (param_provided)
+ {
+ return mergeBlock(block_data, other, overwrite);
+ }
+ return false;
+ }
- private:
- static bool mergeWith(Param& dst, const Param& src, bool overwrite)
+ bool mergeBlock(BlockDescriptor& block_data, const BaseBlock& other, bool overwrite)
{
- const DERIVED& src_typed_param = static_cast<const DERIVED&>(src);
- DERIVED& dst_typed_param = static_cast<DERIVED&>(dst);
+ const derived_t& src_typed_param = static_cast<const derived_t&>(other);
- if (src_typed_param.isProvided()
- && (overwrite || !dst_typed_param.isProvided()))
+ if (src_typed_param.mValueAge == VALUE_AUTHORITATIVE)
{
- if (src_typed_param.mData.mValueAge == NEWER_THAN_BLOCK)
- {
- // copy value over
- dst_typed_param.set(src_typed_param.get());
- }
- else
- {
- // merge individual parameters into destination
- dst_typed_param.merge(block_t::selfBlockDescriptor(), src_typed_param, overwrite);
- }
+ // copy value over
+ setValue(src_typed_param.getValue());
return true;
}
- return false;
+ else
+ {
+ // merge individual parameters into destination
+ return block_t::mergeBlock(block_t::selfBlockDescriptor(), src_typed_param, overwrite);
+ }
}
- };
- template<>
- struct ParamCompare<LLSD, false>
- {
- static bool equals(const LLSD &a, const LLSD &b);
+ mutable S32 mValidatedVersion;
+ mutable bool mValidated; // lazy validation flag
+
+ private:
+
+ mutable T mValue;
+ mutable EValueAge mValueAge;
};
}
+
#endif // LL_LLPARAM_H