119 lines
6.6 KiB
HTML
119 lines
6.6 KiB
HTML
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html lang="en-us" xml:lang="en-us">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<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))' />
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<meta name="DC.Type" content="reference" />
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<meta name="DC.Title" content="Conversion classes for numeric data" />
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<meta name="abstract" content="Conversion classes for numeric data convert numeric data from the format used on the iSeries server (called server format in the following table) to the Java format." />
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<meta name="description" content="Conversion classes for numeric data convert numeric data from the format used on the iSeries server (called server format in the following table) to the Java format." />
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<meta name="copyright" content="(C) Copyright IBM Corporation 2006" />
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<meta name="DC.Rights.Owner" content="(C) Copyright IBM Corporation 2006" />
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<meta name="DC.Language" content="en-us" />
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<!-- All rights reserved. Licensed Materials Property of IBM -->
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<!-- US Government Users Restricted Rights -->
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<!-- Use, duplication or disclosure restricted by -->
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<!-- GSA ADP Schedule Contract with IBM Corp. -->
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<link rel="stylesheet" type="text/css" href="./ibmdita.css" />
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<link rel="stylesheet" type="text/css" href="./ic.css" />
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<title>Conversion classes for numeric data</title>
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</head>
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<body id="dtadnum"><a name="dtadnum"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Conversion classes for numeric data</h1>
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<div><p>Conversion classes for numeric data convert numeric data from the
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format used on the iSeries™ server (called <strong>server format</strong> in the
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following table) to the Java™ format.</p>
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<div class="section"><p> Supported types are shown in the following table:</p>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" width="100%" frame="border" border="1" rules="all"><thead align="left"><tr class="tablemainheaderbar"><th valign="top" width="50%" id="d0e30">Numeric Type</th>
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<th valign="top" width="50%" id="d0e32">Description</th>
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</tr>
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</thead>
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<tbody><tr><td valign="top" width="50%" headers="d0e30 "><a href="javadoc/com/ibm/as400/access/AS400Bin2.html#NAVBAR_TOP"> AS400Bin2</a></td>
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<td valign="top" width="50%" headers="d0e32 ">Converts between a signed two-byte number in the server format to a Java Short
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object.</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e30 "><a href="javadoc/com/ibm/as400/access/AS400Bin4.html#NAVBAR_TOP"> AS400Bin4</a></td>
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<td valign="top" width="50%" headers="d0e32 ">Converts between a signed four-byte number in the server format and
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a Java Integer
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object.</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e30 "><a href="javadoc/com/ibm/as400/access/AS400ByteArray.html#NAVBAR_TOP"> AS400ByteArray</a></td>
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<td valign="top" width="50%" headers="d0e32 ">Converts between two byte arrays. This is useful because the converter
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correctly zero-fills and pads the target buffer.</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e30 "><a href="javadoc/com/ibm/as400/access/AS400Float4.html#NAVBAR_TOP"> AS400Float4</a></td>
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<td valign="top" width="50%" headers="d0e32 ">Converts between a signed four-byte floating point number in the server
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format and a Java Float object.</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e30 "><a href="javadoc/com/ibm/as400/access/AS400Float8.html#NAVBAR_TOP"> AS400Float8</a></td>
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<td valign="top" width="50%" headers="d0e32 ">Converts between a signed eight-byte floating point number in the server
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format and a Java Double object.</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e30 "><a href="javadoc/com/ibm/as400/access/AS400PackedDecimal.html#NAVBAR_TOP"> AS400PackedDecimal</a></td>
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<td valign="top" width="50%" headers="d0e32 ">Converts between a packed-decimal number in the server format and a Java BigDecimal
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object.</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e30 "><a href="javadoc/com/ibm/as400/access/AS400UnsignedBin2.html#NAVBAR_TOP"> AS400UnsignedBin2</a></td>
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<td valign="top" width="50%" headers="d0e32 ">Converts between an unsigned two-byte number in the server format and
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a Java Integer
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object.</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e30 "><a href="javadoc/com/ibm/as400/access/AS400UnsignedBin4.html#NAVBAR_TOP"> AS400UnsignedBin4</a></td>
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<td valign="top" width="50%" headers="d0e32 ">Converts between an unsigned four-byte number in the server format
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and a Java Long
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object.</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e30 "><a href="javadoc/com/ibm/as400/access/AS400ZonedDecimal.html#NAVBAR_TOP"> AS400ZonedDecimal</a></td>
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<td valign="top" width="50%" headers="d0e32 ">Converts between a zoned-decimal number in the server format and a Java BigDecimal
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object.</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section"><h4 class="sectiontitle">Examples</h4><p>The following examples show data conversions
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that use a numeric type in the server format and a Java int:</p>
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<p><strong>Example: Converting from
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the server format to a Java int</strong></p>
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<pre> // Create a buffer to hold the server data type. Assume the buffer is
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// filled with numeric data in the server format by data queues,
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// program call, and so on.
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byte[] data = new byte[100];
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// Create a converter for this server data type.
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AS400Bin4 bin4Converter = new AS400Bin4();
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// Convert from server type to Java object. The number starts at the
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// beginning of the buffer.
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Integer intObject = (Integer) bin4Converter.toObject(data,0);
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// Extract the simple Java type from the Java object.
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int i = intObject.intValue();</pre>
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<p><strong>Example: Converting from
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a Java int
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to the server format</strong></p>
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<pre> // Create a Java object that contains the value to convert.
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Integer intObject = new Integer(22);
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// Create a converter for the server data type.
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AS400Bin4 bin4Converter = new AS400Bin4();
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// Convert from Java object to server data type.
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byte[] data = bin4Converter.toBytes(intObject);
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// Find out how many bytes of the buffer were filled with the
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// server value.
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int length = bin4Converter.getByteLength();</pre>
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</div>
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</div>
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</body>
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</html>
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