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