/* Method to fetch (as string) the first value of a given
* variable list.
*
* In this context, a variable list is the same as a variable but
* it is composed of several parts (words), separated by spaces.
*
* @param variableList Variable list name.
* @param section Section the variable list belongs to.
*
* \warning This method will MODIFY the original content of
* 'variableList'.
*/
string ConfDataReader::fetchListValue( string variableList,
string section,
string defaultVal )
throw(ConfigurationException)
{
try
{
// Let's make sure that section and variable names are uppercase
section = StringUtils::upperCase(section);
variableList = StringUtils::upperCase(variableList);
// Store the original value of 'variableList'
string origValue( getValue(variableList, section) );
// Get the first word in 'originalValue'
string firstValue( StringUtils::stripFirstWord(origValue) );
// Modify the originalValue value
confData[section][variableList].value = StringUtils::strip(origValue);
// Return the first value
string value = StringUtils::strip(firstValue);
return ( (value=="") ? string(defaultVal) : value );
}
catch (ConfigurationException& e)
{
GPSTK_RETHROW(e);
}
} // End of method 'ConfDataReader::fetchListValue()'
int pop(Stack * stack)
{
int removedElement;
removedElement = firstValue(stack -> top);
removeFromFront(stack -> top);
return(removedElement);
}
int peek(Stack * stack)
{
return(firstValue(stack -> top));
}
