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<td width="90%"><font size="4" face="Verdana, Arial, Helvetica"><b>创建 DataSource 对象</b></font></td><td width="200" align="right"><font size="1" face="Verdana, Arial, Helvetica"><nobr> 第 3 页(共3 页)</nobr></font></td>
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<p>
为了能够利用 JNDI 的魔力,我们首先需要创建 <code>DataSource</code> 对象并设置所有相关的属性。有一列标准的属性是 <code>DataSource</code> 对象必须设置的,还有几个可选的(非必要的)属性可以设置。GUI 工具可以通过反射(reflection)发现这些另外的属性并适当地询问用户。一旦创建和初始化了 <code>DataSource</code> 对象,下一步就是将其绑定到合适的名称。</p>
<pre>
<code style="font-family: Courier New, Courier, monospace; font-size: 12">
<b>DB2DataSource ds = new DB2DataSource();</b>
<b>ds.setDescription("DB2 DataSource");</b>
ds.setServerName("persistentjava.com");
<b>ds.setPortNumber(6789);</b>
ds.setDatabaseName("jdbc");
<br>
ctx.bind(fsName, ds) ;
ctx.close() ;
<br>
} catch (Exception e) {
e.printStackTrace();
}
}
}
</code>
</pre>
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