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/* Copyright 2013 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects
* for all of the code used other than as permitted herein. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you do not
* wish to do so, delete this exception statement from your version. If you
* delete this exception statement from all source files in the program,
* then also delete it in the license file.
*/
#include "mongo/util/options_parser/value.h"
#include "mongo/bson/util/builder.h"
namespace mongo {
namespace optionenvironment {
// Value implementation
// Value access functions
Status Value::get(StringVector_t* val) const {
if (_type != StringVector) {
StringBuilder sb;
sb << "Attempting to get Value as type: StringVector, but Value is of type: "
<< typeToString();
return Status(ErrorCodes::TypeMismatch, sb.str());
}
*val = _stringVectorVal;
return Status::OK();
}
Status Value::get(StringMap_t* val) const {
if (_type != StringMap) {
StringBuilder sb;
sb << "Attempting to get Value as type: StringMap, but Value is of type: "
<< typeToString();
return Status(ErrorCodes::TypeMismatch, sb.str());
}
*val = _stringMapVal;
return Status::OK();
}
Status Value::get(bool* val) const {
if (_type != Bool) {
StringBuilder sb;
sb << "Attempting to get Value as type: Bool, but Value is of type: "
<< typeToString();
return Status(ErrorCodes::TypeMismatch, sb.str());
}
*val = _boolVal;
return Status::OK();
}
Status Value::get(double* val) const {
if (_type != Double) {
StringBuilder sb;
sb << "Attempting to get Value as type: Double, but Value is of type: "
<< typeToString();
return Status(ErrorCodes::TypeMismatch, sb.str());
}
*val = _doubleVal;
return Status::OK();
}
Status Value::get(int* val) const {
if (_type != Int) {
StringBuilder sb;
sb << "Attempting to get Value as type: Int, but Value is of type: "
<< typeToString();
return Status(ErrorCodes::TypeMismatch, sb.str());
}
*val = _intVal;
return Status::OK();
}
Status Value::get(long* val) const {
if (_type == Long) {
*val = _longVal;
return Status::OK();
}
else if (_type == Int) {
*val = _intVal;
return Status::OK();
}
StringBuilder sb;
sb << "Value of type: " << typeToString()
<< " is not convertible to type: Long";
return Status(ErrorCodes::TypeMismatch, sb.str());
}
Status Value::get(std::string* val) const {
if (_type != String) {
StringBuilder sb;
sb << "Attempting to get Value as type: string, but Value is of type: "
<< typeToString();
return Status(ErrorCodes::TypeMismatch, sb.str());
}
*val = _stringVal;
return Status::OK();
}
Status Value::get(unsigned long long* val) const {
if (_type == UnsignedLongLong) {
*val = _unsignedLongLongVal;
return Status::OK();
}
else if (_type == Unsigned) {
*val = _unsignedVal;
return Status::OK();
}
StringBuilder sb;
sb << "Value of type: " << typeToString()
<< " is not convertible to type: UnsignedLongLong";
return Status(ErrorCodes::TypeMismatch, sb.str());
}
Status Value::get(unsigned* val) const {
if (_type != Unsigned) {
StringBuilder sb;
sb << "Attempting to get Value as type: Unsigned, but Value is of type: "
<< typeToString();
return Status(ErrorCodes::TypeMismatch, sb.str());
}
*val = _unsignedVal;
return Status::OK();
}
// Value utility functions
std::string Value::typeToString() const {
switch (_type) {
case StringVector: return "StringVector";
case StringMap: return "StringMap";
case Bool: return "Bool";
case Double: return "Double";
case Int: return "Int";
case Long: return "Long";
case String: return "String";
case UnsignedLongLong: return "UnsignedLongLong";
case Unsigned: return "Unsigned";
case None: return "None";
default: return "Unknown";
}
}
bool Value::isEmpty() const {
return _type == None;
}
bool Value::equal(const Value& otherVal) const {
if (_type != otherVal._type) {
return false;
}
switch (_type) {
case StringVector: return _stringVectorVal == otherVal._stringVectorVal;
case StringMap: return _stringMapVal == otherVal._stringMapVal;
case Bool: return _boolVal == otherVal._boolVal;
case Double: return _doubleVal == otherVal._doubleVal;
case Int: return _intVal == otherVal._intVal;
case Long: return _longVal == otherVal._longVal;
case String: return _stringVal == otherVal._stringVal;
case UnsignedLongLong: return _unsignedLongLongVal == otherVal._unsignedLongLongVal;
case Unsigned: return _unsignedVal == otherVal._unsignedVal;
case None: return true;
default: return false; /* Undefined */
}
}
// Dump the value as a string. This function is used only for debugging purposes.
std::string Value::toString() const {
StringBuilder sb;
switch (_type) {
case StringVector:
if (!_stringVectorVal.empty())
{
// Convert all but the last element to avoid a trailing ","
for (StringVector_t::const_iterator iterator = _stringVectorVal.begin();
iterator != _stringVectorVal.end() - 1; iterator++) {
sb << *iterator << ",";
}
// Now add the last element with no delimiter
sb << _stringVectorVal.back();
}
break;
case StringMap:
if (!_stringMapVal.empty())
{
// Convert all but the last element to avoid a trailing ","
if (_stringMapVal.begin() != _stringMapVal.end()) {
StringMap_t::const_iterator iterator;
StringMap_t::const_iterator it_last;
for (iterator = _stringMapVal.begin(), it_last = --_stringMapVal.end();
iterator != it_last; ++iterator) {
sb << iterator->first << ":" << iterator->second << ",";
}
}
// Now add the last element with no delimiter
sb << _stringMapVal.end()->first << ":" << _stringMapVal.end()->second;
}
break;
case Bool: sb << _boolVal; break;
case Double: sb << _doubleVal; break;
case Int: sb << _intVal; break;
case Long: sb << _longVal; break;
case String: sb << _stringVal; break;
case UnsignedLongLong: sb << _unsignedLongLongVal; break;
case Unsigned: sb << _unsignedVal; break;
case None: sb << "(not set)"; break;
default: sb << "(undefined)"; break;
}
return sb.str();
}
const std::type_info& Value::type() const {
switch (_type) {
case StringVector: return typeid(StringVector_t);
case StringMap: return typeid(StringMap_t);
case Bool: return typeid(bool);
case Double: return typeid(double);
case Int: return typeid(int);
case Long: return typeid(long);
case String: return typeid(std::string);
case UnsignedLongLong: return typeid(unsigned long long);
case Unsigned: return typeid(unsigned);
case None: return typeid(void);
default: return typeid(void);
}
}
} // namespace optionenvironment
} // namespace mongo
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