1 files changed, 77 insertions, 0 deletions
diff --git a/das-cpp/trunk/runtime/core/include/apache/das/rdb/PKObject.h b/das-cpp/trunk/runtime/core/include/apache/das/rdb/PKObject.h
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+++ b/das-cpp/trunk/runtime/core/include/apache/das/rdb/PKObject.h
@@ -0,0 +1,77 @@
+/*
+ * 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.    
+ */
+#ifndef PK_OBJECT_H
+#define PK_OBJECT_H
+
+#include <list>
+#include <map>
+#include <string>
+#include <stdexcept>
+
+#include "commonj/sdo/DataObject.h"
+
+namespace apache {
+	namespace das {
+		namespace rdb {
+
+class ColumnData;
+class ResultSet;
+class GraphBuilder;
+class Table;
+
+typedef std::map<std::string, ColumnData*> KeyDataList;
+
+class PKObject {
+
+	private:
+		const Table* table;
+		KeyDataList* primaryKeys;
+
+	protected:
+		void addPrimaryKey(std::string columnName, ColumnData& columnData);
+		
+	public:
+		PKObject(const Table& table);
+		virtual ~PKObject(void);
+
+		const Table& getTable(void) const;
+
+		bool operator==(const PKObject& pkObject) const;
+		bool operator==(const KeyDataList* primaryKeyList) const;
+		bool operator!=(const PKObject& pkObject) const;
+		bool operator!=(const KeyDataList* primaryKeyList) const;
+		bool operator<(const PKObject& pkObject) const;
+		bool operator<(const KeyDataList* primaryKeyList) const;
+
+		const KeyDataList& getPrimaryKeys(void) const;
+		bool isPK(std::string columnName) const;
+
+};
+
+class KeyDataCmp {
+	public:
+		bool operator() (const KeyDataList* keyDataList1, const KeyDataList* keyDataList2 ) const;
+};
+
+		};
+	};
+};
+
+
+#endif //PK_OBJECT_H