polardbxengine/storage/ndb/nodejs/perftest/jscrund_mysqljs.js

136 lines
4.8 KiB
JavaScript

/*
Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2.0,
as published by the Free Software Foundation.
This program is also distributed with certain software (including
but not limited to OpenSSL) that is licensed under separate terms,
as designated in a particular file or component or in included license
documentation. The authors of MySQL hereby grant you an additional
permission to link the program and your derivative works with the
separately licensed software that they have included with MySQL.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License, version 2.0, for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
'use strict';
var mynode = require("database-jones");
var DEBUG, DETAIL;
var implementation = function() {
};
implementation.prototype.close = function(callback) {
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.close', this);
this.session.close(callback);
};
implementation.prototype.initialize = function(options, callback) {
var impl = this;
// Deferred initialization of file-level DEBUG and DETAIL
DEBUG = JSCRUND.udebug.is_debug();
DETAIL = JSCRUND.udebug.is_detail();
// Set options
this.options = options;
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.initialize', this);
// set up the session
mynode.openSession(options.properties, options.annotations, function(err, session) {
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.initialize callback err:', err);
if (err) {
console.log(err);
process.exit(1);
}
impl.session = session; // Initialize session
impl.context = session; // This will be changed to batch in createBatch
impl.batch = null; // This will be set in createBatch
callback(err);
});
};
implementation.prototype.persist = function(parameters, callback) {
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.persist object:', parameters.object);
// account for object construction
var o = new parameters.object.constructor();
o.init(parameters.object.id);
this.context.persist(o, function(err) {
callback(err);
});
};
implementation.prototype.find = function(parameters, callback) {
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.find key:', parameters.key);
this.context.find(parameters.object.constructor, parameters.key, function(err, found) {
parameters.object.verify(found);
callback(err);
});
};
implementation.prototype.remove = function(parameters, callback) {
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.remove key:', parameters.key);
this.context.remove(parameters.object.constructor, parameters.key, function(err) {
callback(err);
});
};
implementation.prototype.setVarchar = function(parameters, callback) {
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.setVarchar key:', parameters.key);
parameters.object.cvarchar_def = this.options.B_varchar_value;
this.context.update(parameters.object, function(err) {
callback(err);
});
};
implementation.prototype.clearVarchar = function(parameters, callback) {
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.clearVarchar key:', parameters.key);
parameters.object.cvarchar_def = null;
this.context.update(parameters.object, function(err) {
callback(err);
});
};
implementation.prototype.createBatch = function(callback) {
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.createBatch');
this.batch = this.session.createBatch();
this.context = this.batch;
callback(null);
};
implementation.prototype.executeBatch = function(callback) {
JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.executeBatch');
this.context.execute(function(err) {
callback(err);
});
this.context = this.session;
};
implementation.prototype.begin = function(callback) {
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.begin');
// begin() signals programming error by exception if no callback provided
this.session.currentTransaction().begin(function(err) {
callback(err);
});
};
implementation.prototype.commit = function(callback) {
if(DETAIL) JSCRUND.udebug.log_detail('jscrund_mysqljs implementation.commit');
this.session.currentTransaction().commit(function(err) {
callback(err);
});
};
exports.implementation = implementation;