C++ Value::isUInt方法代码示例

 bool JsonHelper::ToBool( const Json::Value& value, bool defaultResult )
 {
     if ( value.isBool() )
     {
         return value.asBool();
     }
     if ( value.isInt() )
     {
         return (bool)value.asInt();
     }
     if ( value.isDouble() )
     {
         return (bool)value.asDouble();
     }
     if ( value.isUInt() )
     {
         return (bool)value.asUInt();
     }
     if ( value.isString() )
     {
         const std::string& str = value.asString();
         return ( str == "true" || str == "1" );
     }
     return defaultResult;
 }

            // Read a natural 
            Natural natural(
                Optizelle::Messaging const & msg,
                Json::Value const & json,
                std::string const & name
            ) {
                // Set the error message
                std::string const err_msg = "Invalid JSON parameter: "
                    + name + " contains an invalid natural.";

                // As long as we have an unsigned integer, grab it
                if(json.isUInt())
                    return Natural(Json::Value::UInt64(json.asUInt64()));
                
                // If we have an integer, grab it if it's positive
                else if(json.isInt()) {
                    Integer val(json.asInt64());
                    if(val>=0)
                        return Natural(val);
                    else
                        msg.error(err_msg);

                // Anything else is an error
                } else
                    msg.error(err_msg);

                // We should not hit this point
                throw;
            }

 static void add(
     MetadataNode&      parent,
     const std::string& name,
     const Json::Value& node
 )
 {
     if      (node.isNull())   { parent.add(name, ""); }
     else if (node.isBool())   { parent.add(name, node.asBool()); }
     else if (node.isInt())    { parent.add(name, node.asInt64()); }
     else if (node.isUInt())   { parent.add(name, node.asUInt64()); }
     else if (node.isDouble()) { parent.add(name, node.asDouble()); }
     else if (node.isString()) { parent.add(name, node.asString()); }
     else if (node.isObject())
     {
         MetadataNode object = parent.add(name);
         for (const std::string& name: node.getMemberNames())
         {
             add(object, name, node[name]);
         }
     }
     else if (node.isArray())
     {
         for (const Json::Value& item: node)
         {
             add(parent, name, item);
         }
     }
 }

FB::variant jsonValueToVariant( Json::Value root )
{
    Json::Value def;
    if (root.isString())
        return root.asString();
    else if (root.isBool())
        return root.asBool();
    else if (root.isDouble())
        return root.asDouble();
    else if (root.isInt())
        return root.asInt();
    else if (root.isUInt())
        return root.asUInt();
    else if (root.isNull())
        return FB::FBNull();
    else if (root.isArray()) {
        FB::VariantList outList;
        for (size_t i = 0; i < root.size(); ++i) {
            outList.push_back(jsonValueToVariant(root.get(i, def)));
        }
        return outList;
    } else if (root.isObject()) {
        Json::Value::Members members = root.getMemberNames();
        FB::VariantMap outMap;
        for (Json::Value::Members::iterator it = members.begin(); it != members.end(); ++it)
        {
            outMap[*it] = jsonValueToVariant(root.get(*it, def));
        }
        return outMap;
    } else {
        return FB::FBVoid();
    }
}

/// 从 Json 解析数据到 dictNode 中
static void parseFromJsonToDictionary(const Json::Value & jsonNode, CCDictionary * dictNode)
{
	Json::Value::Members members = jsonNode.getMemberNames();
	for (Json::Value::Members::iterator beg = members.begin(); beg != members.end(); ++beg)
	{
        std::string name = *beg;
		Json::Value child = jsonNode[name];
		
		if (child.isArray())
		{
			CCArray * arr = CCArray::create();
			parseFromJsonToArray(child, arr);
			dictNode->setObject(arr, name);
		}
		else if (child.isObject())
		{
			CCDictionary * dict = CCDictionary::create();
			parseFromJsonToDictionary(child, dict);
			dictNode->setObject(dict, name);
		}
		else if (child.isString())
		{
			CCString * str = CCString::createWithFormat("%s", child.asCString());
			dictNode->setObject(str, name);
		}
		else if (child.isInt())
		{
			CCString * str = CCString::createWithFormat("%d", child.asInt());
			dictNode->setObject(str, name);
		}
		else if (child.isUInt())
		{
			CCString * str = CCString::createWithFormat("%u", child.asUInt());
			dictNode->setObject(str, name);
		}
		else if (child.isInt64())
		{
			CCString * str = CCString::createWithFormat("%lld", child.asInt64());
			dictNode->setObject(str, name);
			
		}
		else if (child.isUInt64())
		{
			CCString * str = CCString::createWithFormat("%llu", child.asUInt64());
			dictNode->setObject(str, name);
		}
		else if (child.isDouble())
		{
			CCString * str = CCString::createWithFormat("%f", child.asDouble());
			dictNode->setObject(str, name);
		}
		else if (child.isBool())
		{
			CCString * str = CCString::createWithFormat("%d", child.asInt());
			dictNode->setObject(str, name);
		}
	}
}

void JsonTree::init( const string &key, const Json::Value &value, bool setType, NodeType nodeType, ValueType valueType )
{
    mKey = key;
	mNodeType = nodeType;
	mParent = 0;
	mValue = "";
	mValueType = valueType;

	if( ! value.isNull() && ( value.isArray() || value.isObject() ) ) {
        if( value.isArray() ) {
            mNodeType = NODE_ARRAY;
            for ( uint32_t i = 0; i < value.size(); i++ ) {
                pushBack( JsonTree( "", value[ i ] ) );
            }
        }
		else if( value.isObject() ) {
            mNodeType = NODE_OBJECT;
            Json::Value::Members members = value.getMemberNames();
            for( Json::Value::Members::const_iterator memberIt = members.begin(); memberIt != members.end(); ++memberIt ) {
				string key = *memberIt;
                pushBack( JsonTree( key, value[ key ] ) );
            }
        }
    }
	else {
		if( value.isBool() ) {
			mValue = toString( value.asBool() );
			if( setType ) {
				mValueType = VALUE_BOOL;
			}
		}
		else if ( value.isDouble() ) { 
			mValue = toString( value.asDouble() );
			if ( setType ) {
				mValueType = VALUE_DOUBLE;
			}
		}
		else if ( value.isInt() ) { 
			mValue = toString( value.asInt() );
			if ( setType ) {
				mValueType = VALUE_INT;
			}
		}
		else if ( value.isString() ) { 
			mValue = toString( value.asString() );
			if ( setType ) {
				mValueType = VALUE_STRING;
			}
		}
		else if ( value.isUInt() ) { 
			mValue = toString( value.asUInt() );
			if ( setType ) {
				mValueType = VALUE_UINT;
			}
		}
	}
}

bool GetUInt32(const Json::Value& value, uint32_t* out) {
  if (value.isNull()) {
    return false;
  }
  if (!(value.isInt() || value.isUInt())) {
    return false;
  }
  *out = value.asUInt();
  return true;
}

void 
ValueTest::checkIs( const Json::Value &value, const IsCheck &check )
{
   JSONTEST_ASSERT_EQUAL( check.isObject_, value.isObject() );
   JSONTEST_ASSERT_EQUAL( check.isArray_, value.isArray() );
   JSONTEST_ASSERT_EQUAL( check.isBool_, value.isBool() );
   JSONTEST_ASSERT_EQUAL( check.isDouble_, value.isDouble() );
   JSONTEST_ASSERT_EQUAL( check.isInt_, value.isInt() );
   JSONTEST_ASSERT_EQUAL( check.isUInt_, value.isUInt() );
   JSONTEST_ASSERT_EQUAL( check.isIntegral_, value.isIntegral() );
   JSONTEST_ASSERT_EQUAL( check.isNumeric_, value.isNumeric() );
   JSONTEST_ASSERT_EQUAL( check.isString_, value.isString() );
   JSONTEST_ASSERT_EQUAL( check.isNull_, value.isNull() );
}

void util::PrintJSONValue( Json::Value val ){
	if( val.isString() ) {
		printf( "string(%s)", val.asString().c_str() ); 
	} else if( val.isBool() ) {
		printf( "bool(%d)", val.asBool() ); 
	} else if( val.isInt() ) {
		printf( "int(%d)", val.asInt() ); 
	} else if( val.isUInt() ) {
		printf( "uint(%u)", val.asUInt() ); 
	} else if( val.isDouble() ) {
		printf( "double(%f)", val.asDouble() ); 
	} else {
		printf( "unknown type=[%d]", val.type() ); 
	}
}

	void Deserialize_UInt32( const Json::Value& srcValue, UINT32 &dstValue )
	{
		//HACK: Json Cpp saves small unsigned integers as signed ints
		if( srcValue.isInt() )
		{
			const Json::Int signedIntValue = srcValue.asInt();

			if( signedIntValue >= Json::Value::minInt
				&& signedIntValue <= Json::Value::maxInt )
			{
				dstValue = signedIntValue;
				return;
			}
		}

		CHK_VRET_IF_NOT( srcValue.isUInt() );
		Assert( srcValue.asUInt() < MAX_UINT32 );
		dstValue = srcValue.asUInt();
	}

 long JsonHelper::ToLong( const Json::Value& value, long defaultResult )
 {
     if ( value.isUInt() )
     {
         return  value.asUInt();
     }
     if ( value.isInt() )
     {
         return ((long)value.asInt());
     }
     if ( value.isDouble() )
     {
         return value.asDouble();
     }
     if ( value.isString() )
     {
         return Core::Convert::ToLong( value.asString() );
     }
     return defaultResult;
 }

//.........这里部分代码省略.........
      }
      else if(foundInPath == false)
      {
        if (std::find(tags.begin(), tags.end(), *it) != tags.end())
        {
          overrides = args.overrideRoot[*it];
        }
      }

      if(overrides.size() > 0)
      {
        for( Json::ValueIterator itr = overrides.begin() ; itr != overrides.end() ; itr++ ) 
        {
          std::string attribute = itr.key().asString();

          const AtNodeEntry* nodeEntry = AiNodeGetNodeEntry(node);
          const AtParamEntry* paramEntry = AiNodeEntryLookUpParameter(nodeEntry, attribute.c_str());

          if ( paramEntry != NULL && attribute!="invert_normals" || attribute == "matte")
          {

            Json::Value val = args.overrideRoot[*it][itr.key().asString()];
            if( val.isString() ) 
              AiNodeSetStr(node, attribute.c_str(), val.asCString());
            else if( val.isBool() )
            {
              if(attribute == "matte")
              {
                  AiMsgDebug("[ABC] adding enable_matte to %s", AiNodeGetName(node));
                  AddUserGeomParams(node,"enable_matte",AI_TYPE_BOOLEAN);
                  AiNodeSetBool(node,"enable_matte", val.asBool());
              }
              else
              {
                  AiNodeSetBool(node, attribute.c_str(), val.asBool());
              }
            }
            else if( val.isInt() ) 
            {
              //make the difference between Byte & int!
              int typeEntry = AiParamGetType(paramEntry);
              if(typeEntry == AI_TYPE_BYTE)
              { 
                if(attribute=="visibility")
                {
                  AtByte attrViz = val.asInt();
                  // special case, we must determine it against the general viz.
                  AtByte procViz = AiNodeGetByte( args.proceduralNode, "visibility" );
                  AtByte compViz = AI_RAY_ALL;
                  {
                    compViz &= ~AI_RAY_GLOSSY;
                    if(procViz > compViz)
                      procViz &= ~AI_RAY_GLOSSY;
                    else
                      attrViz &= ~AI_RAY_GLOSSY;
                    compViz &= ~AI_RAY_DIFFUSE;
                    if(procViz > compViz)
                      procViz &= ~AI_RAY_DIFFUSE;
                    else
                      attrViz &= ~AI_RAY_DIFFUSE;
                    compViz &= ~AI_RAY_REFRACTED;
                    if(procViz > compViz)
                      procViz &= ~AI_RAY_REFRACTED;
                    else
                      attrViz &= ~AI_RAY_REFRACTED;
                    compViz &= ~AI_RAY_REFLECTED;
                    if(procViz > compViz)
                      procViz &= ~AI_RAY_REFLECTED;
                    else
                      attrViz &= ~AI_RAY_REFLECTED;
                    compViz &= ~AI_RAY_SHADOW;
                    if(procViz > compViz)
                      procViz &= ~AI_RAY_SHADOW;
                    else
                      attrViz &= ~AI_RAY_SHADOW;
                    compViz &= ~AI_RAY_CAMERA;
                    if(procViz > compViz)
                      procViz &= ~AI_RAY_CAMERA;
                    else
                      attrViz &= ~AI_RAY_CAMERA;
                  }

                  AiNodeSetByte(node, attribute.c_str(), attrViz);
                }
                else
                  AiNodeSetByte(node, attribute.c_str(), val.asInt());
              }
              else 
                AiNodeSetInt(node, attribute.c_str(), val.asInt());
            }
            else if( val.isUInt() ) 
              AiNodeSetUInt(node, attribute.c_str(), val.asUInt());
            else if( val.isDouble() ) 
              AiNodeSetFlt(node, attribute.c_str(), val.asDouble());
          }
        }
      }

   }
}

void ApplyUserAttributes(std::string name, AtNode* node,std::vector<std::string> tags,ProcArgs & args)
{

   bool foundInPath = false;
   for(std::vector<std::string>::iterator it=args.userAttributes.begin(); it!=args.userAttributes.end(); ++it)
   {
      Json::Value userAttributes;                        
      if(it->find("/") != std::string::npos) // Based on path
      {
        if(name.find(*it) != std::string::npos)
        {
          userAttributes = args.userAttributesRoot[*it];
          foundInPath = true;
        }
      } 
      else if(matchPattern(name,*it)) // based on wildcard expression
      {
          userAttributes = args.userAttributesRoot[*it];
          foundInPath = true;
      }
      else if(foundInPath == false)
      {
        if (std::find(tags.begin(), tags.end(), *it) != tags.end())
        {
          userAttributes = args.userAttributesRoot[*it];
        }
      }

      if(userAttributes.size() > 0)
      {
        for( Json::ValueIterator itr = userAttributes.begin() ; itr != userAttributes.end() ; itr++ ) 
        {
            std::string attribute = itr.key().asString();

            if( AiNodeLookUpUserParameter(node,attribute.c_str()))
              continue;

            const AtNodeEntry* nodeEntry = AiNodeGetNodeEntry(node);
            Json::Value val = args.userAttributesRoot[*it][attribute];
            if( val.isString() ) 
            {
              AddUserGeomParams(node,attribute.c_str(),AI_TYPE_STRING);
              AiNodeSetStr(node, attribute.c_str(), val.asCString());
            } 
            else if( val.isBool() ) 
            {
              AddUserGeomParams(node,attribute.c_str(),AI_TYPE_BOOLEAN);
              AiNodeSetBool(node, attribute.c_str(), val.asBool());
            }
            else if( val.isInt() ) 
            {
              AddUserGeomParams(node,attribute.c_str(),AI_TYPE_INT);
              AiNodeSetInt(node, attribute.c_str(), val.asInt());
            }
            else if( val.isUInt() ) 
            {
              AddUserGeomParams(node,attribute.c_str(),AI_TYPE_UINT);
              AiNodeSetUInt(node, attribute.c_str(), val.asUInt());
            }
            else if(val.isDouble())
            {
              AddUserGeomParams(node,attribute.c_str(),AI_TYPE_FLOAT);
              AiNodeSetFlt(node, attribute.c_str(), val.asDouble());
            }
            else if(val.isArray()) 
            {              

              // in the future we will convert to an arnold array type for now lets just 
              // write out a json string

              AddUserGeomParams(node,attribute.c_str(),AI_TYPE_STRING);
              Json::FastWriter writer;
              AiNodeSetStr(node, attribute.c_str(), writer.write(val).c_str());
              
              // AddUserGeomParams(node,attribute.c_str(),AI_TYPE_ARRAY );

              // // get the type of the first entry, this will be our key as to
              // // what type of data is in this array
              // Json::Value firstValue = val[0];
              // if (firstValue.isString())
              // {
              //   AtArray* arrayValues = AiArrayAllocate( val.size() , 1, AI_TYPE_STRING);

              //   for( uint idx = 0 ; idx != val.size() ; idx++ ) 
              //   {
              //     AiMsgInfo("[ABC] adding string %s to user array attribute '%s'",val[idx].asCString(),attribute.c_str());
              //     AiArraySetStr(arrayValues,idx,val[idx].asCString());
              //   }

              //   AiNodeSetArray(node, attribute.c_str(), arrayValues);         
              // }
     
            }

            // TODO color, matrix, vector

         }
      }
   }
}

  void LuaContext::PushJson(const Json::Value& value)
  {
    if (value.isString())
    {
      const std::string s = value.asString();
      lua_pushlstring(lua_, s.c_str(), s.size());
    }
    else if (value.isDouble())
    {
      lua_pushnumber(lua_, value.asDouble());
    }
    else if (value.isInt())
    {
      lua_pushinteger(lua_, value.asInt());
    }
    else if (value.isUInt())
    {
      lua_pushinteger(lua_, value.asUInt());
    }
    else if (value.isBool())
    {
      lua_pushboolean(lua_, value.asBool());
    }
    else if (value.isNull())
    {
      lua_pushnil(lua_);
    }
    else if (value.isArray())
    {
      lua_newtable(lua_);

      // http://lua-users.org/wiki/SimpleLuaApiExample
      for (Json::Value::ArrayIndex i = 0; i < value.size(); i++)
      {
        // Push the table index (note the "+1" because of Lua conventions)
        lua_pushnumber(lua_, i + 1);

        // Push the value of the cell
        PushJson(value[i]);

        // Stores the pair in the table
        lua_rawset(lua_, -3);
      }
    }
    else if (value.isObject())
    {
      lua_newtable(lua_);

      Json::Value::Members members = value.getMemberNames();

      for (Json::Value::Members::const_iterator 
             it = members.begin(); it != members.end(); ++it)
      {
        // Push the index of the cell
        lua_pushlstring(lua_, it->c_str(), it->size());

        // Push the value of the cell
        PushJson(value[*it]);

        // Stores the pair in the table
        lua_rawset(lua_, -3);
      }
    }
    else
    {
      throw OrthancException(ErrorCode_JsonToLuaTable);
    }
  }

void
TrexRpcCommand::check_field_type_common(const Json::Value &field, const std::string &name, field_type_e type, Json::Value &result) {
    std::stringstream ss;

    /* first check if field exists */
    if (field == Json::Value::null) {
        ss << "field '" << name << "' is missing";
        generate_parse_err(result, ss.str());
    }

    bool rc = true;

    switch (type) {
    case FIELD_TYPE_BYTE:
        if ( (!field.isUInt()) || (field.asInt() > 0xFF)) {
            rc = false;
        }
        break;

    case FIELD_TYPE_UINT16:
        if ( (!field.isUInt()) || (field.asInt() > 0xFFFF)) {
            rc = false;
        }
        break;

    case FIELD_TYPE_UINT32:
        if ( (!field.isUInt()) || (field.asUInt() > 0xFFFFFFFF)) {
            rc = false;
        }
        break;

    case FIELD_TYPE_UINT64:
        if (!field.isUInt64()) {
            rc = false;
        }
        break;

    case FIELD_TYPE_BOOL:
        if (!field.isBool()) {
            rc = false;
        }
        break;

    case FIELD_TYPE_INT:
        if (!field.isInt()) {
            rc = false;
        }
        break;

    case FIELD_TYPE_DOUBLE:
        if (!field.isDouble()) {
            rc = false;
        }
        break;

    case FIELD_TYPE_OBJ:
        if (!field.isObject()) {
            rc = false;
        }
        break;

    case FIELD_TYPE_STR:
        if (!field.isString()) {
            rc = false;
        }
        break;

    case FIELD_TYPE_ARRAY:
        if (!field.isArray()) {
            rc = false;
        }
        break;

    default:
        throw TrexRpcException("unhandled type");
        break;

    }
    if (!rc) {
        ss << "error at offset: " << field.getOffsetStart() << " - '" << name << "' is '" << json_type_to_name(field) << "', expecting '" << type_to_str(type) << "'";
        generate_parse_err(result, ss.str());
    }

}