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Copy pathcommandlist.cpp
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120 lines (106 loc) · 3.84 KB
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/*
* BSD 2-Clause License
*
* Copyright (c) 2021-2024, Hewlett Packard Enterprise
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "commandlist.h"
#include "srexception.h"
using namespace SmartRedis;
// CommandList copy constructor
CommandList::CommandList(const CommandList& cmd_lst)
{
std::vector<Command*>::const_iterator c_it = cmd_lst._commands.cbegin();
for ( ; c_it != cmd_lst._commands.cend(); c_it++) {
Command* new_cmd = (*c_it)->clone();
if (new_cmd == NULL) {
throw SRRuntimeException("Bad command found in CommandList constructor");
}
this->_commands.push_back(new_cmd);
}
}
// CommandList copy assignment operator
CommandList& CommandList::operator=(const CommandList& cmd_lst)
{
// Check for self-assignment
if (this == &cmd_lst)
return *this;
// Remove my old contents
std::vector<Command*>::iterator it = _commands.begin();
for (; it != _commands.end(); it++)
delete (*it);
_commands.clear();
// Copy over the new contents
std::vector<Command*>::const_iterator c_it = cmd_lst._commands.begin();
for ( ; c_it != cmd_lst._commands.end(); c_it++) {
Command* new_cmd = (*c_it)->clone();
if (new_cmd == NULL) {
throw SRRuntimeException("Bad command found in CommandList constructor");
}
_commands.push_back(new_cmd);
}
// Done
return *this;
}
// Default CommandList destructor
CommandList::~CommandList()
{
std::vector<Command*>::iterator it = _commands.begin();
for (; it != _commands.end(); it++)
delete (*it);
}
// Return a reference to the Command at the index
Command& CommandList::operator[](size_t index)
{
if (index >= _commands.size())
throw SRInternalException("Index " + std::to_string(index) +
" is beyond the CommandList size of " +
std::to_string(_commands.size()) + ".");
return *(_commands[index]);
}
// Returns an iterator pointing to the first Command
CommandList::iterator CommandList::begin()
{
return _commands.begin();
}
// Returns a const iterator pointing to the first Command
CommandList::const_iterator CommandList::cbegin()
{
return _commands.cbegin();
}
// Returns an iterator pointing to the last Command
CommandList::iterator CommandList::end()
{
return _commands.end();
}
// Returns a const iterator pointing to the last Command
CommandList::const_iterator CommandList::cend()
{
return _commands.cend();
}
// Returns the number of elements
size_t CommandList::size()
{
return _commands.size();
}