void indri::api::Parameters::remove( const std::string& path ) {
parameter_value* root = _getRoot();
size_t lastDot = path.rfind('.');
std::string parentPath;
std::string subpath = path;
if( lastDot > 0 ) {
parentPath = path.substr( 0, lastDot );
subpath = path.substr( lastDot+1 );
}
parameter_value* parent = _getPath( parentPath, root );
if( parent ) {
// grab segment name and index
std::string segment;
int arrayIndex;
int endOffset;
_parseNextSegment( segment, arrayIndex, endOffset, subpath, 0 );
parameter_value* child = parent->table[segment];
if( child ) {
if( child->array.size() <= 1 && arrayIndex == 0 ) {
delete child;
parent->table.erase( segment );
} else if( child->array.size() > size_t(arrayIndex) ) {
delete child->array[arrayIndex];
child->array.erase( child->array.begin() + arrayIndex );
}
}
}
}
indri::api::Parameters indri::api::Parameters::get( const std::string& name ) {
assert( exists(name) );
if( ! exists(name) )
LEMUR_THROW( LEMUR_IO_ERROR, "Required parameter '" + name + "' was not specified." );
parameter_value* root = _getRoot();
parameter_value* current = _getPath(name, root);
return indri::api::Parameters( current );
}
indri::api::Parameters::parameter_value* indri::api::Parameters::_getPath( const std::string& path, indri::api::Parameters::parameter_value* last, int offset ) {
int endOffset;
int arrayIndex = 0;
std::string segment;
_parseNextSegment( segment, arrayIndex, endOffset, path, offset );
parameter_value* next = _getSegment( segment, arrayIndex, last );
if( next ) {
if( endOffset == std::string::npos ) {
// we have a value, and we're at the end of the path, so return it
return next;
} else {
// we have a value, but more path left, so keep going
return _getPath( path, next, endOffset+1 );
}
} else {
return 0;
}
}
void Connection::open()
{
connect(_getPath());
}
bool indri::api::Parameters::exists( const std::string& name ) {
parameter_value* root = _getRoot();
parameter_value* value = _getPath( name, root );
return value ? true : false;
}
