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https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
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135 lines
2.8 KiB
C++
135 lines
2.8 KiB
C++
/* Copyright (C) 2014 InfiniDB, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/***********************************************************************
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* $Id: logicoperator.cpp 9210 2013-01-21 14:10:42Z rdempsey $
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*
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*
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***********************************************************************/
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#include <iostream>
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#include "bytestream.h"
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#include "objectreader.h"
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#include "logicoperator.h"
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using namespace std;
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namespace {
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/**@brief util struct for converting string to lower case */
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struct to_lower
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{
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char operator() (char c) const { return tolower(c); }
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};
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//Trim any leading/trailing ws
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const string lrtrim(const string& in)
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{
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string::size_type p1;
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p1 = in.find_first_not_of(" \t\n");
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if (p1 == string::npos) p1 = 0;
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string::size_type p2;
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p2 = in.find_last_not_of(" \t\n");
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if (p2 == string::npos) p2 = in.size() - 1;
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return string(in, p1, (p2 - p1 + 1));
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}
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}
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namespace execplan {
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/**
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* Constructors/Destructors
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*/
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LogicOperator::LogicOperator()
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{
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}
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LogicOperator::LogicOperator(const string& operatorName)
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{
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data(operatorName);
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}
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LogicOperator::LogicOperator(const LogicOperator& rhs) : Operator(rhs)
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{
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data(rhs.fData);
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}
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LogicOperator:: ~LogicOperator()
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{
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}
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/**
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* Operations
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*/
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/**
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* friend function
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*/
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ostream& operator<<(ostream &output, const LogicOperator& rhs)
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{
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output << rhs.toString();
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return output;
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}
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/**
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* The serialization interface
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*/
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void LogicOperator::serialize(messageqcpp::ByteStream& b) const
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{
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b << (ObjectReader::id_t) ObjectReader::LOGICOPERATOR;
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//b << fData;
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Operator::serialize(b);
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}
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void LogicOperator::unserialize(messageqcpp::ByteStream& b)
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{
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ObjectReader::checkType(b, ObjectReader::LOGICOPERATOR);
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//b >> fData;
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Operator::unserialize(b);
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}
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bool LogicOperator::operator==(const LogicOperator& t) const
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{
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if (data() == t.data())
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return true;
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return false;
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}
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bool LogicOperator::operator==(const TreeNode* t) const
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{
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const LogicOperator *o;
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o = dynamic_cast<const LogicOperator*>(t);
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if (o == NULL)
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return false;
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return *this == *o;
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}
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bool LogicOperator::operator!=(const LogicOperator& t) const
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{
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return (!(*this == t));
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}
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bool LogicOperator::operator!=(const TreeNode* t) const
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{
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return (!(*this == t));
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}
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} // namespace
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