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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
#include "apache/das/rdb/PKObject.h"
#include "apache/das/rdb/ColumnData.h"
namespace apache {
namespace das {
namespace rdb {
PKObject::PKObject(const Table& table) {
this->table = &table;
primaryKeys = new KeyDataList();
}
PKObject::~PKObject(void) {
KeyDataList::const_iterator it;
for (it = primaryKeys->begin() ; it != primaryKeys->end() ; it++) {
delete it->second;
}
delete primaryKeys;
}
void PKObject::addPrimaryKey(std::string columnName, ColumnData& columnData) {
primaryKeys->insert(std::make_pair(columnName, &columnData));
}
const Table& PKObject::getTable(void) const {
return *table;
}
bool PKObject::isPK(std::string columnName) const {
KeyDataList::const_iterator it = primaryKeys->find(columnName);
return it != primaryKeys->end();
}
bool PKObject::operator==(const KeyDataList* primaryKeyList) const {
if (primaryKeys->size() != primaryKeyList->size()) {
return false;
}
KeyDataList::const_iterator it, primaryKeyIterator;
for (it = primaryKeyList->begin() ; it != primaryKeyList->end() ; it++) {
primaryKeyIterator = primaryKeys->find(it->first);
if (primaryKeyIterator == primaryKeys->end()) {
return false;
} else if (*it->second != *primaryKeyIterator->second) {
return false;
}
}
return true;
}
bool PKObject::operator==(const PKObject& pkObject) const {
return (*this == pkObject.primaryKeys);
}
bool PKObject::operator!=(const PKObject& pkObject) const {
return !(*this == pkObject);
}
bool PKObject::operator!=(const KeyDataList* primaryKeyList) const {
return !(*this == primaryKeyList);
}
const KeyDataList& PKObject::getPrimaryKeys(void) const {
return *primaryKeys;
}
bool PKObject::operator<(const PKObject& pkObject) const {
return (*this < pkObject.primaryKeys);
}
bool PKObject::operator<(const KeyDataList* primaryKeyList) const {
if (primaryKeys->size() < primaryKeyList->size()) {
return true;
} else if (primaryKeys->size() > primaryKeyList->size()) {
return false;
}
KeyDataList::const_iterator it;
for (it = primaryKeyList->begin() ; it != primaryKeyList->end() ; it++) {
KeyDataList::const_iterator primaryKeyIterator =
primaryKeys->find(it->first);
if (primaryKeyIterator != primaryKeys->end()) {
if (*it->second < *primaryKeyIterator->second) {
return true;
} else if (*it->second > *primaryKeyIterator->second) {
return false;
}
}
}
return false;
}
bool KeyDataCmp::operator() ( const KeyDataList* keyDataList1, const KeyDataList* keyDataList2 ) const {
if (keyDataList1->size() < keyDataList2->size()) {
return true;
} else if (keyDataList1->size() > keyDataList2->size()) {
return false;
}
KeyDataList::const_iterator it;
for (it = keyDataList2->begin() ; it != keyDataList2->end() ; it++) {
KeyDataList::const_iterator primaryKeyIterator =
keyDataList1->find(it->first);
if (primaryKeyIterator != keyDataList1->end()) {
if (it->second->getColumn().getSQLType() != primaryKeyIterator->second->getColumn().getSQLType()) {
return false;
}
if (*it->second < *primaryKeyIterator->second) {
return true;
} else if (*it->second > *primaryKeyIterator->second) {
return false;
}
}
}
return false;
}
};
};
};
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