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94 lines
3.7 KiB
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94 lines
3.7 KiB
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javax.activation
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<h2 class="title" title="Interface CommandObject">Interface CommandObject</h2>
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<div class="description">
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<hr/> <br/> <pre>public interface <span class="typeNameLabel">CommandObject</span></pre>
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<span>Activation Framework感知的JavaBeans组件实现此界面，以找出要求执行的命令动词，并获取表示他们应该操作的数据的DataHandler。</span>
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<span>也可以使用不实现此接口的JavaBean。</span>
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<span>这样的命令可以使用Externalizable接口获取数据，或使用特定于应用的方法。</span>
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<p></p>
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<dl>
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<dt>
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<span class="simpleTagLabel">从以下版本开始：</span>
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<dd>
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1.6
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<div class="summary">
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<!-- ========== METHOD SUMMARY =========== -->
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<ul class="blockList">
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<li class="blockList"><a name="method.summary">
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<!-- --> </a> <h3>方法摘要</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Method Summary table, listing methods, and an explanation">
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<caption>
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<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t2"><span><a href="javascript:show(2);">接口方法</a></span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t3"><span><a href="javascript:show(4);">抽象方法</a></span><span class="tabEnd"> </span></span>
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</caption>
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<tbody>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Method and Description</th>
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</tr>
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<tr class="altColor" id="i0">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/activation/CommandObject.html#setCommandContext-java.lang.String-javax.activation.DataHandler-">setCommandContext</a></span>(<a href="../../java/lang/String.html" title="class in java.lang">String</a> verb, <a href="../../javax/activation/DataHandler.html" title="class in javax.activation">DataHandler</a> dh)</code>
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使用要处理的动词来初始化命令，以及描述将要操作的数据的DataHandler。
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</div> </td>
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</tr>
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</tbody>
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</table> </li>
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<div class="details">
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<!-- ============ METHOD DETAIL ========== -->
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<li class="blockList"><a name="method.detail">
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<!-- --> </a> <h3>方法详细信息</h3> <a name="setCommandContext-java.lang.String-javax.activation.DataHandler-">
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<li class="blockList"> <h4>setCommandContext</h4> <pre>void setCommandContext(<a href="../../java/lang/String.html" title="class in java.lang">String</a> verb,
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<a href="../../javax/activation/DataHandler.html" title="class in javax.activation">DataHandler</a> dh)
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throws <a href="../../java/io/IOException.html" title="class in java.io">IOException</a></pre>
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<span>使用要处理的动词来初始化命令，以及描述将要操作的数据的DataHandler。</span>
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<span><b>注意：</b>呼叫者可以通过<i>null</i>作为<code>DataHandler</code>的值。</span>
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<dl>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>verb</code> - 此对象引用的命令动词。
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</dd>
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<dd>
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<code>dh</code> - DataHandler。
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</dd>
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<dt>
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<span class="throwsLabel">异常</span>
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</dt>
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<dd>
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<code><a href="../../java/io/IOException.html" title="class in java.io">IOException</a></code>
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</dd>
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</dl> </li>
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