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71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
/*-
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* See the file LICENSE for redistribution information.
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*
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* Copyright (c) 2004, 2012 Oracle and/or its affiliates. All rights reserved.
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*
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* $Id$
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*/
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#include "MyDb.hpp"
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// File: MyDb.cpp
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// Class constructor. Requires a path to the location
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// where the database is located, and a database name
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MyDb::MyDb(std::string &path, std::string &dbName,
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bool isSecondary)
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: db_(NULL, 0), // Instantiate Db object
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dbFileName_(path + dbName), // Database file name
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cFlags_(DB_CREATE) // If the database doesn't yet exist,
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// allow it to be created.
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{
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try
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{
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// Redirect debugging information to std::cerr
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db_.set_error_stream(&std::cerr);
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// If this is a secondary database, support
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// sorted duplicates
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if (isSecondary)
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db_.set_flags(DB_DUPSORT);
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// Open the database
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db_.open(NULL, dbFileName_.c_str(), NULL, DB_BTREE, cFlags_, 0);
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}
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// DbException is not a subclass of std::exception, so we
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// need to catch them both.
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catch(DbException &e)
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{
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std::cerr << "Error opening database: " << dbFileName_ << "\n";
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std::cerr << e.what() << std::endl;
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}
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catch(std::exception &e)
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{
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std::cerr << "Error opening database: " << dbFileName_ << "\n";
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std::cerr << e.what() << std::endl;
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}
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}
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// Private member used to close a database. Called from the class
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// destructor.
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void
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MyDb::close()
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{
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// Close the db
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try
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{
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db_.close(0);
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std::cout << "Database " << dbFileName_
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<< " is closed." << std::endl;
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}
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catch(DbException &e)
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{
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std::cerr << "Error closing database: " << dbFileName_ << "\n";
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std::cerr << e.what() << std::endl;
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}
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catch(std::exception &e)
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{
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std::cerr << "Error closing database: " << dbFileName_ << "\n";
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std::cerr << e.what() << std::endl;
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}
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}
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