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/*
* Copyright 2010 10gen Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <boost/program_options.hpp>
#include <string>
namespace mongo {
struct PasswordValue : public boost::program_options::typed_value<std::string> {
PasswordValue( std::string* val )
: boost::program_options::typed_value<std::string>( val ) { }
unsigned min_tokens() const {
return 0;
}
unsigned max_tokens() const {
return 1;
}
bool is_required() const {
return false;
}
void xparse( boost::any& value_store,
const std::vector<std::string>& new_tokens ) const {
if ( !value_store.empty() )
#if BOOST_VERSION >= 104200
boost::throw_exception( boost::program_options::validation_error( boost::program_options::validation_error::multiple_values_not_allowed ) );
#else
boost::throw_exception( boost::program_options::validation_error( "multiple values not allowed" ) );
#endif
else if ( !new_tokens.empty() )
boost::program_options::typed_value<std::string>::xparse
(value_store, new_tokens);
else
value_store = std::string();
}
};
std::string askPassword();
}
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