ibm-information-center/dist/eclipse/plugins/i5OS.ic.rzaik_5.4.0.1/rzaikdqapiex.htm

116 lines
4.2 KiB
HTML

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html
PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html lang="en-us" xml:lang="en-us">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="security" content="public" />
<meta name="Robots" content="index,follow" />
<meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' />
<meta name="DC.Type" content="reference" />
<meta name="DC.Title" content="Example: Using Data Queues APIs" />
<meta name="abstract" content="The following example illustrates using Data Queues APIs." />
<meta name="description" content="The following example illustrates using Data Queues APIs." />
<meta name="DC.Relation" scheme="URI" content="rzaikappdq.htm" />
<meta name="copyright" content="(C) Copyright IBM Corporation 1999, 2006" />
<meta name="DC.Rights.Owner" content="(C) Copyright IBM Corporation 1999, 2006" />
<meta name="DC.Format" content="XHTML" />
<meta name="DC.Identifier" content="dqapiex" />
<meta name="DC.Language" content="en-us" />
<!-- All rights reserved. Licensed Materials Property of IBM -->
<!-- US Government Users Restricted Rights -->
<!-- Use, duplication or disclosure restricted by -->
<!-- GSA ADP Schedule Contract with IBM Corp. -->
<link rel="stylesheet" type="text/css" href="./ibmdita.css" />
<link rel="stylesheet" type="text/css" href="./ic.css" />
<title>Example: Using Data Queues APIs</title>
</head>
<body id="dqapiex"><a name="dqapiex"><!-- --></a>
<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
<h1 class="topictitle1">Example: Using Data Queues APIs</h1>
<div><p>The following example illustrates using Data Queues APIs.</p>
<div class="example"> <pre>// Sample Data Queues application
#ifdef UNICODE
#define _UNICODE
#endif
#include &lt;windows.h&gt;
// Include the necessary DQ Classes
#include &lt;stdlib.h&gt;
#include &lt;iostream.h&gt;
#include "cwbdq.h"
/**********************************************************************/
void main()
{
cwbDQ_Attr queueAttributes;
cwbDQ_QueueHandle queueHandle;
cwbDQ_Data queueData;
// Create an attribute object
if ( (queueAttributes = cwbDQ_CreateAttr()) == 0 )
return;
// Set the maximum record length to 100
if ( cwbDQ_SetMaxRecLen(queueAttributes,
100) != 0 )
return;
// Set the order to First-In-First-Out
if (cwbDQ_SetOrder(queueAttributes, CWBDQ_SEQ_FIFO) != 0 )
return;
// Create the data queue DTAQ in library QGPL on system SYS1
if ( cwbDQ_Create(_TEXT("DTAQ"),
_TEXT("QGPL"),
_TEXT("SYSNAMEXXX"),
queueAttributes,
NULL) != 0 )
return;
// Delete the attributes
if ( cwbDQ_DeleteAttr( queueAttributes ) != 0 )
return;
// Open the data queue
if ( cwbDQ_Open(_TEXT("DTAQ"),
_TEXT("QGPL"),
_TEXT("SYSNAMEXXX"),
&amp;queueHandle,
NULL) != 0 )
return;
// Create a data object
if ( (queueData = cwbDQ_CreateData()) == 0 )
return;
// Set the data length and the data
if ( cwbDQ_SetData(queueData, (unsigned char*)"Test Data!", 10) != 0 )
return;
// Write the data to the data queue
if ( cwbDQ_Write(queueHandle, queueData, CWB_TRUE, NULL) != 0 )
return;
// Delete the data object
if ( cwbDQ_DeleteData(queueData) != 0 )
return;
// Close the data queue
if ( cwbDQ_Close(queueHandle) != 0 )
return;
}</pre>
</div>
</div>
<div>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="rzaikappdq.htm" title="Use iSeries Access for Windows Data Queues application programming interfaces (APIs) to provide easy access to iSeries data queues. Data queues allow you to create client/server applications that do not require the use of communications APIs.">iSeries Access for Windows Data Queues APIs</a></div>
</div>
</div>
</body>
</html>