diff options
Diffstat (limited to 'das-cpp/trunk/runtime/core/src/apache/das/rdb/PKObject.cpp')
| -rw-r--r-- | das-cpp/trunk/runtime/core/src/apache/das/rdb/PKObject.cpp | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/das-cpp/trunk/runtime/core/src/apache/das/rdb/PKObject.cpp b/das-cpp/trunk/runtime/core/src/apache/das/rdb/PKObject.cpp new file mode 100644 index 0000000000..84133b0980 --- /dev/null +++ b/das-cpp/trunk/runtime/core/src/apache/das/rdb/PKObject.cpp @@ -0,0 +1,168 @@ +/*
+ * 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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