69 lines
4.7 KiB
HTML
69 lines
4.7 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 name="security" content="public" />
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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="EnvironmentVariable class" />
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<meta name="abstract" content="The EnvironmentVariable class and the EnvironmentVariableList class enable you to access and set iSeries system-level environment variables." />
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<meta name="description" content="The EnvironmentVariable class and the EnvironmentVariableList class enable you to access and set iSeries system-level environment variables." />
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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.Format" content="XHTML" />
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<meta name="DC.Identifier" content="environmentvariable" />
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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>EnvironmentVariable class</title>
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</head>
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<body id="environmentvariable"><a name="environmentvariable"><!-- --></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">EnvironmentVariable class</h1>
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<div><p>The EnvironmentVariable class and the EnvironmentVariableList class
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enable you to access and set iSeries™ system-level environment variables.</p>
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<div class="section"><p><a href="javadoc/com/ibm/as400/access/EnvironmentVariable.html#NAVBAR_TOP"> EnvironmentVariable class</a> </p>
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<p><a href="javadoc/com/ibm/as400/access/EnvironmentVariableList.html#NAVBAR_TOP"> EnvironmentVariableList class</a> </p>
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<p>Each variable has
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unique identifiers: the system name and the environment variable name. Each
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environment variable is associated with a CCSID, which is by default the CCSID
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of the current job, which describes where the contents of the variable are
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stored.</p>
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<div class="note"><span class="notetitle">Note:</span> Environment variables are different than system values,
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although they are often used for the same purpose. See <a href="sysval.htm#sysval">SystemValues</a> for
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more information on how to access system values.</div>
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<p>Use an EnvironmentVariable
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object to perform the following actions on an environment variable:</p>
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<ul><li><a href="javadoc/com/ibm/as400/access/EnvironmentVariable.html#GETNAME(INT)"> Get</a> and <a href="javadoc/com/ibm/as400/access/EnvironmentVariable.html#SETNAME(JAVA.LANG.STRING)"> set</a> the name</li>
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<li><a href="javadoc/com/ibm/as400/access/EnvironmentVariable.html#GETSYSTEM()">Get</a> and <a href="javadoc/com/ibm/as400/access/EnvironmentVariable.html#SETSYSTEM(COM.IBM.AS400.ACCESS.AS400)"> set</a> the system</li>
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<li><a href="javadoc/com/ibm/as400/access/EnvironmentVariable.html#GETVALUE()"> Get</a> and <a href="javadoc/com/ibm/as400/access/EnvironmentVariable.html#SETVALUE(JAVA.LANG.STRING, INT)"> set</a> the value (which allows you to change the CCSID)</li>
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<li><a href="javadoc/com/ibm/as400/access/EnvironmentVariable.html#REFRESHVALUE()"> Refresh</a> the value</li>
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</ul>
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</div>
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<div class="section" id="environmentvariable__envvarex"><a name="environmentvariable__envvarex"><!-- --></a><h4 class="sectiontitle">Example: Creating, setting, and getting environment
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variables</h4><div class="p">The following example creates two EnvironmentVariables
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and sets and gets their values.<div class="note"><span class="notetitle">Note:</span> Read the <a href="codedisclaimer.htm#codedisclaimer">Code
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example disclaimer</a> for important legal information.</div>
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</div>
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<pre> // Create the iSeries system object.
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AS400 system = new AS400("mySystem");
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// Create the foreground color environment variable and set it to red.
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EnvironmentVariable fg = new EnvironmentVariable(system, "FOREGROUND");
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fg.setValue("RED");
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// Create the background color environment variable and get its value.
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EnvironmentVariable bg = new EnvironmentVariable(system, "BACKGROUND");
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String background = bg.getValue();</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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