Symbian3/PDK/Source/GUID-9E83A253-3C7F-58E9-94FE-EC127BE9C026.dita
author Dominic Pinkman <Dominic.Pinkman@Nokia.com>
Thu, 11 Mar 2010 18:02:22 +0000
changeset 3 46218c8b8afa
parent 1 25a17d01db0c
child 5 f345bda72bc4
permissions -rw-r--r--
week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
3
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
     1
<?xml version="1.0" encoding="utf-8"?>
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
     2
<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
     3
<!-- This component and the accompanying materials are made available under the terms of the License 
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
     4
"Eclipse Public License v1.0" which accompanies this distribution, 
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
     5
and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
     6
<!-- Initial Contributors:
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
     7
    Nokia Corporation - initial contribution.
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
     8
Contributors: 
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
     9
-->
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
    10
<!DOCTYPE concept
46218c8b8afa week 10 bug fix submission (SF PDK version): Bug 1892, Bug 1897, Bug 1319. Also 3 or 4 documents were found to contain code blocks with SFL, which has been fixed. Partial fix for broken links, links to Forum Nokia, and the 'Symbian platform' terminology issues.
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents: 1
diff changeset
    11
  PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
1
25a17d01db0c Addition of the PDK content and example code for Documentation_content according to Feature bug 1607 and bug 1608
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset
    12
<concept xml:lang="en" id="GUID-9E83A253-3C7F-58E9-94FE-EC127BE9C026"><title>Transaction Notifications</title><prolog><metadata><keywords/></metadata></prolog><conbody><section id="GUID-30596B27-BF0F-544C-80DF-199352143AF2"><title>Overview</title> <p>Database events are not sent to observers during a transaction. Instead, they are queued by the server and only sent once the transaction is committed. If the transaction is cancelled (if a rollback occurs) then none of the queued events will be sent to observers apart from the <xref href="GUID-4695321C-1745-3173-8D8E-5FBE89445F55.dita"><apiname>EContactDbObserverEventRollback</apiname></xref> event. </p> </section> <section id="GUID-E66C3FE1-08D2-541E-AE24-CEE5F47CD967"><title>Transaction Related APIs</title> <p>The behaviour described above comes into effect when using the following APIs: </p> <ul><li id="GUID-CC0201D5-B1EF-53E1-9E5C-856097990DAD"><p> <xref href="GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89.dita#GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89/GUID-D21FF939-216E-3C3C-B9A6-3D04A3C62A9A"><apiname>void CContactDatabase::DatabaseBeginL(…)</apiname></xref>  </p> </li> <li id="GUID-81700472-6AAF-5334-BEE9-4BC77CDDE9EC"><p> <xref href="GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89.dita#GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89/GUID-D2F11144-62B4-3A60-AF6F-C2BCD2D2AB75"><apiname>void CContactDatabase::DatabaseBeginLC(…)</apiname></xref>  </p> </li> <li id="GUID-49592F0D-7A8C-5ED5-A86E-68F887AA4C65"><p> <xref href="GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89.dita#GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89/GUID-1E22B186-3CBF-3CD7-A165-D2BBDA1B25CA"><apiname>void CContactDatabase::DatabaseCommitL(…)</apiname></xref>  </p> </li> <li id="GUID-6D428B8B-B88F-50EB-A8A4-558E6189B815"><p> <xref href="GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89.dita#GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89/GUID-44F9D847-5AC6-3860-8B85-2E9B58DE3DB7"><apiname>void CContactDatabase::DatabaseCommitLP(…)</apiname></xref>  </p> </li> <li id="GUID-FA7C6C21-CF7F-553F-BFE7-AD9509E104AA"><p> <xref href="GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89.dita#GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89/GUID-48DAF2AB-685B-3A64-87F8-940ACD8B45AF"><apiname>void CContactDatabase::DeleteContactsL(…)</apiname></xref>  </p> </li> <li id="GUID-FA898881-803E-5DD7-8E16-26A0CD07F7E4"><p> <xref href="GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89.dita#GUID-76906F78-4D8A-3ECA-832E-BD996F54EB89/GUID-C2B81C2C-6F85-3032-A513-FED13B55C049"><apiname>void CContactDatabase::DatabaseRollback()</apiname></xref>  </p> </li> </ul> </section> <section id="GUID-51302568-7DEE-5E51-A635-BF62C2566D69"><title>Implementation Considerations </title> <p>A maximum of 1000 database events will be queued during a transaction. If there are more events than this then the queued events will be discarded. When the transaction is committed the <xref href="GUID-E3B188B5-36BF-33AF-AED6-1394CAA52F80.dita"><apiname>EContactDbObserverEventUnknownChanges</apiname></xref> event will be sent to observers instead. </p> <p>It is important to note that in the previous version of the Contacts Model database events were sent to observers as they occurred during a transaction. The new model behaviour is more appropriate since, when a rollback occurs, there is no point in receiving events for operations which never actually happened (that is, were not committed). </p> </section> </conbody></concept>