Qore ConnectionProvider Module Reference 1.8
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ConnectionProvider.qm.dox.h
1// -*- mode: c++; indent-tabs-mode: nil -*-
3
4/* ConnectionProvider.qm Copyright 2016 - 2023 Qore Technologies, s.r.o.
5
6 Permission is hereby granted, free of charge, to any person obtaining a
7 copy of this software and associated documentation files (the "Software"),
8 to deal in the Software without restriction, including without limitation
9 the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 and/or sell copies of the Software, and to permit persons to whom the
11 Software is furnished to do so, subject to the following conditions:
12
13 The above copyright notice and this permission notice shall be included in
14 all copies or substantial portions of the Software.
15
16 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 DEALINGS IN THE SOFTWARE.
23*/
24
25// minimum required Qore module
26
27
28
29
188
190namespace ConnectionProvider {
192
198 *string module;
199
202
204 *softlist<auto> args;
205
207
218
220
231};
232
234
236public hashdecl ConnectionInfo {
238 string name;
239
241 string desc;
242
245
248
251
253 *hash opts;
254
256 string status;
257
259 string type;
260
262 bool up = False;
263
265 *date updated;
266
268
270 string url;
271
274
276
279
281
283 bool locked;
284
286
289
291 hash<auto> tags;
292
294 bool has_provider = False;
295
298
301
304
307
310};
311
313
315public hashdecl ConfigInfo {
316 string name;
317 string desc;
318 string url;
319 *hash opts;
320};
321
323
325public hashdecl PingInfo {
326 string name;
328
329 string desc;
331
332 *hash opts;
334
335 string url;
337
338 bool ok;
340
341 date time;
343
344 string info;
346
349
351 *hash<ExceptionInfo> ex;
352};
353
355
370 string get_connection_url(string str);
371
372
374
390
391
393
408 *hash<string, AbstractConnection> get_connections(*bool verbose);
409
410
412
427 *hash<string, hash<ConnectionInfo>> get_connection_hash(*bool verbose);
428
429}; // ConnectionProvider namespace
430
431// private, non-exported namespace
432namespace Priv {
433*hash priv_try_get_connections(string mod);
434
435
436ConnectionProvider::AbstractConnection priv_try_get_connection(string mod, string conn);
437
438}; // Priv nsmrspace
abstract base class for connections
Definition: AbstractConnection.qc.dox.h:34
The ConnectionProvider namespace.
Definition: AbstractConnection.qc.dox.h:28
string get_connection_url(string str)
returns a URL string for the given identifier if the identifier is known to a registered connection p...
*hash< string, AbstractConnection > get_connections(*bool verbose)
returns all known connections as a hash keyed by connection identifier; values are AbstractConnection...
AbstractConnection get_connection(string conn)
returns an AbstractConnection object if the identifier is known to a registered connection provider
*hash< string, hash< ConnectionInfo > > get_connection_hash(*bool verbose)
returns a hash of connection information keyed by connection identifier; values are ConnectionInfo ha...
config informaton
Definition: ConnectionProvider.qm.dox.h:315
*hash opts
the options set on the connection
Definition: ConnectionProvider.qm.dox.h:319
string name
the name of the connection
Definition: ConnectionProvider.qm.dox.h:316
string desc
the description
Definition: ConnectionProvider.qm.dox.h:317
string url
the full URL (including any username & password)
Definition: ConnectionProvider.qm.dox.h:318
information that can be used to dynamically construct a connection object
Definition: ConnectionProvider.qm.dox.h:196
string class_name
the name of the constructor's class
Definition: ConnectionProvider.qm.dox.h:201
*string module
any module required to be loaded for the constructor call
Definition: ConnectionProvider.qm.dox.h:198
*string pre_processing
code to execute before construction to preprocess the constructor arguments
Definition: ConnectionProvider.qm.dox.h:230
*string post_processing
code to execute after construction
Definition: ConnectionProvider.qm.dox.h:217
*softlist< auto > args
the constructor arguments
Definition: ConnectionProvider.qm.dox.h:204
connection information hash
Definition: ConnectionProvider.qm.dox.h:236
hash< auto > tags
user-defined key-value pairs associated with the connection
Definition: ConnectionProvider.qm.dox.h:291
bool children_can_support_records
if the data provider or any of its children support records
Definition: ConnectionProvider.qm.dox.h:300
bool loopback
a boolean vaue indicating if the connection is a loopback connection
Definition: ConnectionProvider.qm.dox.h:247
bool has_provider
if the connection supports the data provider API
Definition: ConnectionProvider.qm.dox.h:294
*date last_check
the date/time value of the last connection check (or NOTHING if not checked)
Definition: ConnectionProvider.qm.dox.h:244
*hash opts
the original options used to create the object
Definition: ConnectionProvider.qm.dox.h:253
bool children_can_support_apis
if the data provider or any of its children support requests (APIs)
Definition: ConnectionProvider.qm.dox.h:297
bool monitor
a boolean vaue indicating if the connection should be monitored or not
Definition: ConnectionProvider.qm.dox.h:250
bool up
a boolean vaue indicating the connection is known to be up (will be False if not checked)
Definition: ConnectionProvider.qm.dox.h:262
bool children_can_support_messages
if the data provider or any of its children support messages
Definition: ConnectionProvider.qm.dox.h:306
bool locked
a boolean value indicating whether the connection is locked or not
Definition: ConnectionProvider.qm.dox.h:283
string name
the connection name
Definition: ConnectionProvider.qm.dox.h:238
bool children_can_support_transactions
if the data provider or any of its children support transaction management
Definition: ConnectionProvider.qm.dox.h:309
string type
the connection type
Definition: ConnectionProvider.qm.dox.h:259
*date updated
the date/time value of the update (or NOTHING if not updated)
Definition: ConnectionProvider.qm.dox.h:265
bool enabled
a boolean value indicating if the connection should be enabled or not
Definition: ConnectionProvider.qm.dox.h:278
bool debug_data
a boolean value indicating whether the connection should be subject to data debugging
Definition: ConnectionProvider.qm.dox.h:288
bool children_can_support_observers
if the data provider or any of its children support events
Definition: ConnectionProvider.qm.dox.h:303
string status
a string giving the connection's status
Definition: ConnectionProvider.qm.dox.h:256
string desc
the connection description
Definition: ConnectionProvider.qm.dox.h:241
string url
the URL for the connection including the password
Definition: ConnectionProvider.qm.dox.h:270
hash url_hash
a hash of URL information as returned by parse_url()
Definition: ConnectionProvider.qm.dox.h:273
ping response info
Definition: ConnectionProvider.qm.dox.h:325
date time
a relative date/time value giving the elapsed time of the ping operation
Definition: ConnectionProvider.qm.dox.h:341
string desc
the description
Definition: ConnectionProvider.qm.dox.h:329
*hash ping_info
an optional free-form hash giving additional info regarding ping operation or the remote system
Definition: ConnectionProvider.qm.dox.h:347
bool ok
a boolean value giving the result of the ping
Definition: ConnectionProvider.qm.dox.h:338
*hash opts
the options set on the connection
Definition: ConnectionProvider.qm.dox.h:332
string url
a safe version of the URL (without passwords)
Definition: ConnectionProvider.qm.dox.h:335
string name
the name of the connection
Definition: ConnectionProvider.qm.dox.h:326
string info
a string giving the result of the ping ("OK" or an error message)
Definition: ConnectionProvider.qm.dox.h:344