ltpda: m-toolbox/classes/@LTPDADatabaseConnectionManager/LTPDADatabaseConnectionManager.m annotate

annotate m-toolbox/classes/@LTPDADatabaseConnectionManager/LTPDADatabaseConnectionManager.m @ 8:2f5c9bd7d95d database-connection-manager

Clarify ltpda_uo.retrieve parameters handling

author	Daniele Nicolodi <nicolodi@science.unitn.it>
date	Mon, 05 Dec 2011 16:20:06 +0100
parents	e3c5468b1bfe
children	5e7477b94d94

rev	line source
2 18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	1 classdef LTPDADatabaseConnectionManager < handle
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	2
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	3 properties(SetAccess=private)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	4
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	5 connections = {};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	6 credentials = {};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	7
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	8 end % private properties
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	9
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	10 properties(Dependent=true)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	11
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	12 credentialsExpiry; % seconds
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	13 cachePassword; % 0=no 1=yes 2=ask
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	14 maxConnectionsNumber;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	15
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	16 end % dependent properties
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	17
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	18 methods(Static)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	19
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	20 function reset()
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	21 % RESET Resets the state of the connection manager.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	22 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	23 % This static method removes the LTPDADatabaseConnectionManager
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	24 % instance data from the appdata storage. Causes the reset of the
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	25 % credentials cache and the removal of all the connections from
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	26 % the connection pool.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	27
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	28 rmappdata(0, LTPDADatabaseConnectionManager.appdataKey);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	29 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	30
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	31
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	32 function key = appdataKey()
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	33 % APPDATAKEY Returns the key used to store instance data in appdata.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	34 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	35 % This is defined as static method, and not has an instance constant
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	36 % property, to to be accessible by the reset static method.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	37
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	38 key = 'LTPDADatabaseConnectionManager';
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	39 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	40
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	41 end % static methods
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	42
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	43 methods
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	44
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	45 function cm = LTPDADatabaseConnectionManager()
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	46 % LTPDACONNECTIONMANAGER Manages credentials and database connections.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	47 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	48 % This constructor returns an handler to a LTPDADatabaseConnectionManager
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	49 % class instance. Database connections can be obtained trough the
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	50 % obtained object with the connect() method.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	51 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	52 % The purpose of this class it to keep track of open database connections
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	53 % and to cache database credentials. It must be used in all LTPDA toolbox
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	54 % functions that required to obtain database connections. Its behaviour can
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	55 % be configured via LTPDA toolbox user preferences. The object status is
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	56 % persisted trough the appdata matlab facility.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	57
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	58 % import credentials class
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	59 import utils.credentials
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	60
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	61 % load state from appdata
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	62 acm = getappdata(0, cm.appdataKey());
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	63
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	64 if isempty(acm)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	65 % store state in appdata
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	66 setappdata(0, cm.appdataKey(), cm);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	67
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	68 import utils.const.*
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	69 utils.helper.msg(msg.PROC1, 'new connection manager');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	70 else
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	71 cm = acm;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	72 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	73 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	74
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	75 function str = disp(cm)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	76 disp(sprintf('%s()\n', class(cm)));
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	77 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	78
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	79
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	80 function val = get.credentialsExpiry(cm)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	81 % obtain from user preferences
4 e3c5468b1bfe Integrate with LTPDAPreferences Daniele Nicolodi <nicolodi@science.unitn.it> parents: 2 diff changeset	82 p = getappdata(0, 'LTPDApreferences');
e3c5468b1bfe Integrate with LTPDAPreferences Daniele Nicolodi <nicolodi@science.unitn.it> parents: 2 diff changeset	83 val = double(p.getRepoPrefs().getExpiry());
2 18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	84 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	85
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	86
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	87 function val = get.cachePassword(cm)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	88 % obtain from user preferences
4 e3c5468b1bfe Integrate with LTPDAPreferences Daniele Nicolodi <nicolodi@science.unitn.it> parents: 2 diff changeset	89 p = getappdata(0, 'LTPDApreferences');
e3c5468b1bfe Integrate with LTPDAPreferences Daniele Nicolodi <nicolodi@science.unitn.it> parents: 2 diff changeset	90 val = double(p.getRepoPrefs().getCachePassword());
2 18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	91 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	92
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	93
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	94 function val = get.maxConnectionsNumber(cm)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	95 % obtain from user preferences
4 e3c5468b1bfe Integrate with LTPDAPreferences Daniele Nicolodi <nicolodi@science.unitn.it> parents: 2 diff changeset	96 p = getappdata(0, 'LTPDApreferences');
e3c5468b1bfe Integrate with LTPDAPreferences Daniele Nicolodi <nicolodi@science.unitn.it> parents: 2 diff changeset	97 val = double(p.getRepoPrefs().getMaxConnectionsNumber());
2 18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	98 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	99
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	100
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	101 function n = count(cm)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	102 % COUNT Returns the number of open connections in the connections pool.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	103 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	104 % This method has the side effect of removing all closed connections from
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	105 % the connections pool, so that the underlying objects can be garbage
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	106 % collected.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	107
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	108 import utils.const.*
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	109
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	110 % find closed connections in the pool
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	111 mask = false(numel(cm.connections), 1);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	112 for kk = 1:numel(cm.connections)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	113 if cm.connections{kk}.isClosed()
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	114 utils.helper.msg(msg.PROC1, 'connection id=%d closed', kk);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	115 mask(kk) = true;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	116 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	117 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	118
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	119 % remove them
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	120 cm.connections(mask) = [];
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	121
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	122 % count remainig ones
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	123 n = numel(cm.connections);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	124 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	125
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	126 function clear(cm)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	127 % CLEAR Removes all cached credentials from the connection manager.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	128 cm.credentials = {};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	129 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	130
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	131
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	132 function conn = connect(cm, varargin)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	133 % CONNECT Uses provided credential to establish a database connection.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	134 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	135 % CONNECT(hostname, database, username, password) Returns an object
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	136 % implementing the java.sql.Connection interface handing a connection to
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	137 % the specified database. Any of the parameter is optional. The user will
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	138 % be queried for the missing information.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	139 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	140 % The returned connection are added to a connections pool. When the number
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	141 % of connections in the pool exceeds a configurable maximum, no more
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	142 % connection are instantiated. Closed connections are automatically
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	143 % removed from the pool.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	144 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	145 % CONNECT(pl) Works as the above but the parameters are obtained from the
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	146 % plist object PL. If the 'connection' parameter in the plist contains an
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	147 % object implementing the java.sql.Connection interface, this object is
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	148 % returned instead that opening a new connection. In this case the
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	149 % connection in not added to the connection pool.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	150
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	151 import utils.const.*
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	152
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	153 % save current credentials cache
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	154 cache = cm.credentials;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	155
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	156 % count open connections in the pool
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	157 count = cm.count();
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	158
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	159 % check parameters
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	160 if numel(varargin) == 1 && isa(varargin{1}, 'plist')
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	161
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	162 % extract parameters from plist
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	163 pl = varargin{1};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	164
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	165 % check if we have a connection parameter
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	166 conn = find(pl, 'conn');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	167 if ~isempty(conn)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	168 % check that it implements java.sql.Connection interface
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	169 if ~isa(conn, 'java.sql.Connection')
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	170 error('### connection is not valid database connection');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	171 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	172 % return this connection
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	173 return;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	174 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	175
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	176 % otherwise
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	177 hostname = find(pl, 'hostname');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	178 database = find(pl, 'database');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	179 username = find(pl, 'username');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	180 password = find(pl, 'password');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	181
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	182 % if there is no hostname ignore other parameters
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	183 if ~ischar(hostname) \|\| isempty(hostname)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	184 varargin = {};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	185 % if there is no database ignore other parameters
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	186 elseif ~ischar(database) \|\| isempty(database)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	187 varargin = {hostname};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	188 % if there is no username ignore other parameters
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	189 elseif ~ischar(username) \|\| isempty(username)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	190 varargin = {hostname, database};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	191 % password can not be null but can be an empty string
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	192 elseif ~ischar(password)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	193 varargin = {hostname, database, username};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	194 else
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	195 varargin = {hostname, database, username, password};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	196 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	197 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	198
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	199 % check number of connections
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	200 if count > cm.maxConnectionsNumber
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	201 error('### too many open connections');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	202 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	203
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	204 % connect
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	205 try
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	206 conn = cm.getConnection(varargin{:});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	207
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	208 % add connection to pool
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	209 utils.helper.msg(msg.PROC1, 'add connection to pool');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	210 cm.connections{end+1} = conn;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	211
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	212 catch ex
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	213 % restore our copy of the credentials cache
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	214 utils.helper.msg(msg.PROC1, 'undo cache changes');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	215 cm.credentials = cache;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	216
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	217 % hide implementation details
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	218 ex.throw();
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	219 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	220 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	221
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	222
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	223 function close(cm, ids)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	224 % CLOSE Forces connections to be closed.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	225 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	226 % In the case bugs in other routines working with database connections
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	227 % produce orphan connections, this method can be used to force the close
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	228 % of those connections.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	229 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	230 % CLOSE(ids) Closes the connections with the corresponding IDs in the
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	231 % connections pool. If no ID is given all connections in the pool are
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	232 % closed.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	233
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	234 if nargin < 2
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	235 ids = 1:numel(cm.connections);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	236 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	237 cellfun(@close, cm.connections(ids));
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	238
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	239 % remove closed connections from pool
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	240 cm.count();
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	241 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	242
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	243
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	244 function add(cm, c)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	245 % ADD Adds credentials to the credentials cache.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	246 %
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	247 % This method can be used to initialize or add to the cache, credentials
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	248 % that will be used in subsequent connections attempts. This method accepts
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	249 % only credentials in the form of utils.credentials objects.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	250
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	251 % check input arguments
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	252 if nargin < 2 \|\| ~isa(c, 'utils.credentials')
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	253 error('### invalid call');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	254 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	255
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	256 % add to the cache
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	257 cm.cacheCredentials(c);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	258 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	259
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	260 end % methods
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	261
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	262 methods(Access=private)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	263
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	264 function conn = getConnection(cm, varargin)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	265 % GETCONNECTION Where the implementation of the connect method really is.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	266
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	267 import utils.const.*
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	268
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	269 % handle variable number of arguments
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	270 switch numel(varargin)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	271 case 0
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	272 % find credentials
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	273 [hostname, database, username] = cm.selectDatabase([cm.credentials{:}]);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	274 conn = cm.getConnection(hostname, database, username);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	275
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	276 case 1
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	277 % find credentials
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	278 cred = cm.findCredentials(varargin{:});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	279 if numel(cred) == 0
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	280 cred = utils.credentials(varargin{:});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	281 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	282 [hostname, database, username] = cm.selectDatabase(cred);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	283 conn = cm.getConnection(hostname, database, username);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	284
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	285 case 2
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	286 % find credentials
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	287 cred = cm.findCredentials(varargin{:});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	288 switch numel(cred)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	289 case 0
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	290 conn = cm.getConnection(varargin{1}, varargin{2}, []);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	291 case 1
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	292 conn = cm.getConnection(cred.hostname, cred.database, cred.username);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	293 otherwise
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	294 [hostname, database, username] = cm.selectDatabase(cred);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	295 conn = cm.getConnection(hostname, database, username);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	296 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	297
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	298 case 3
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	299 % find credentials
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	300 cred = cm.findCredentials(varargin{1}, varargin{2}, varargin{3});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	301 switch numel(cred)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	302 case 0
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	303 % no credentials found
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	304 usernames = { varargin{3} };
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	305 if isempty(varargin{3})
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	306 % use usernames for same hostname
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	307 tmp = cm.findCredentials(varargin{1});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	308 if ~isempty(tmp)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	309 usernames = { tmp(:).username };
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	310 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	311 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	312 % build credentials objects
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	313 tmp = {};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	314 for kk = 1:numel(usernames)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	315 tmp{kk} = utils.credentials(varargin{1}, varargin{2}, usernames{kk});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	316 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	317 % convert from cell array to array
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	318 cred = [tmp{:}];
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	319 case 1
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	320 % credentials in cache
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	321 utils.helper.msg(msg.PROC1, 'use cached credentials');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	322 otherwise
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	323 % we should not have more than one credentials set
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	324 error('### more than one credentials set matching');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	325 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	326
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	327 cache = false;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	328 if (numel(cred) > 1) \|\| ~cred.complete
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	329 % ask for password
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	330 [username, password, cache] = cm.inputCredentials(cred);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	331
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	332 % cache credentials
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	333 cred = utils.credentials(varargin{1}, varargin{2}, username);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	334 cm.cacheCredentials(cred);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	335
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	336 % add password to credentials
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	337 cred.password = password;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	338 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	339
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	340 % try to connect
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	341 try
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	342 conn = utils.mysql.connect(cred.hostname, cred.database, cred.username, cred.password);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	343 catch ex
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	344 % look for access denied errors
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	345 if strcmp(ex.identifier, 'utils:mysql:connect:AccessDenied')
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	346 % ask for new new credentials
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	347 utils.helper.msg(msg.IMPORTANT, ex.message);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	348 conn = cm.getConnection(varargin{1}, varargin{2}, varargin{3});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	349 else
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	350 % error out
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	351 throw(ex);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	352 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	353 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	354
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	355 % cache password
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	356 if cache
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	357 utils.helper.msg(msg.PROC1, 'cache password');
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	358 cm.cacheCredentials(cred);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	359 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	360
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	361 case 4
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	362 % connect
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	363 conn = utils.mysql.connect(varargin{1}, varargin{2}, varargin{3}, varargin{4});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	364
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	365 if cm.cachePassword == 1
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	366 % cache credentials with password
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	367 cred = utils.credentials(varargin{1}, varargin{2}, varargin{3}, varargin{4});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	368 else
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	369 % cache credentials without password
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	370 cred = utils.credentials(varargin{1}, varargin{2}, varargin{3});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	371 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	372 cm.cacheCredentials(cred);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	373
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	374 otherwise
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	375 error('### invalid call')
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	376 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	377
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	378 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	379
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	380
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	381 function ids = findCredentialsId(cm, varargin)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	382 % FINDCREDENTIALSID Find credentials in the cache and returns their IDs.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	383
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	384 import utils.const.*
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	385 ids = [];
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	386
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	387 for kk = 1:numel(cm.credentials)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	388 % invalidate expired passwords
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	389 if expired(cm.credentials{kk})
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	390 utils.helper.msg(msg.PROC1, 'cache entry id=%d expired', kk);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	391 cm.credentials{kk}.password = [];
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	392 cm.credentials{kk}.expiry = 0;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	393 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	394
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	395 % match input with cache
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	396 if match(cm.credentials{kk}, varargin{:})
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	397 ids = [ ids kk ];
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	398 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	399 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	400 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	401
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	402
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	403 function cred = findCredentials(cm, varargin)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	404 % FINDCREDENTIALS Find credentials in the cache and returns them in a list.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	405
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	406 % default
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	407 cred = [];
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	408
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	409 % search
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	410 ids = findCredentialsId(cm, varargin{:});
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	411
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	412 % return a credentials objects array
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	413 if ~isempty(ids)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	414 cred = [cm.credentials{ids}];
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	415 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	416 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	417
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	418
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	419 function cacheCredentials(cm, c)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	420 % CACHECREDENTIALS Adds to or updates the credentials cache.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	421
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	422 import utils.const.*
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	423
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	424 % find entry to update
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	425 ids = findCredentialsId(cm, c.hostname, c.database, c.username);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	426
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	427 % set password expiry time
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	428 if ischar(c.password)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	429 c.expiry = double(time()) + cm.credentialsExpiry;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	430 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	431
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	432 if isempty(ids)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	433 % add at the end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	434 utils.helper.msg(msg.PROC1, 'add cache entry %s', char(c));
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	435 cm.credentials{end+1} = c;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	436 else
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	437 for id = ids
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	438 % update only if the cached informations are less than the one we have
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	439 if length(c) > length(cm.credentials{id})
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	440 utils.helper.msg(msg.PROC1, 'update cache entry id=%d %s', id, char(c));
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	441 cm.credentials{id} = c;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	442 else
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	443 % always update expiry time
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	444 cm.credentials{id}.expiry = c.expiry;
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	445 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	446 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	447 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	448 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	449
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	450
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	451 function [username, password, cache] = inputCredentials(cm, cred)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	452 % INPUTCREDENTIALS Queries the user for database username and password.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	453
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	454 % build a cell array of usernames
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	455 users = {};
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	456 for id = 1:numel(cred)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	457 if ~isempty(cred(id).username)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	458 users = [ users { cred(id).username } ];
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	459 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	460 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	461 users = sort(unique(users));
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	462
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	463 parent = com.mathworks.mde.desk.MLDesktop.getInstance().getMainFrame();
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	464 dialog = javaObjectEDT('connectionmanager.CredentialsDialog', ...
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	465 parent, cred(1).hostname, cred(1).database, users, cm.cachePassword);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	466 dialog.show();
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	467 if dialog.cancelled
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	468 throw(MException('utils:mysql:connect:UserCancelled', '### user cancelled'));
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	469 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	470 username = char(dialog.username);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	471 password = char(dialog.password);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	472 cache = logical(dialog.cache);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	473 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	474
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	475
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	476 function [hostname, database, username] = selectDatabase(cm, credentials)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	477 % SELECTDATABASE Makes the user choose to which database connect to.
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	478
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	479 parent = com.mathworks.mde.desk.MLDesktop.getInstance().getMainFrame();
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	480 dialog = javaObjectEDT('connectionmanager.DatabaseSelectorDialog', parent);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	481 for c = credentials
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	482 dialog.add(c.hostname, c.database, c.username);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	483 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	484 dialog.show();
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	485 if dialog.cancelled
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	486 throw(MException('utils:mysql:connect:UserCancelled', '### user cancelled'));
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	487 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	488 hostname = char(dialog.hostname);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	489 database = char(dialog.database);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	490 username = char(dialog.username);
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	491 if isempty(username)
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	492 username = [];
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	493 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	494 end
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	495
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	496 end % private methods
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	497
18e956c96a1b Add LTPDADatabaseConnectionManager implementation. Matlab code Daniele Nicolodi <nicolodi@science.unitn.it> parents: diff changeset	498 end % classdef

Mercurial > hg > ltpda

annotate m-toolbox/classes/@LTPDADatabaseConnectionManager/LTPDADatabaseConnectionManager.m @ 8:2f5c9bd7d95d database-connection-manager