uTools-Manuals/docs/java/org/omg/CORBA/DoubleHolder.html

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     org.omg.CORBA 
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<h2 class="title" title="Class DoubleHolder">Class DoubleHolder</h2>
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<li><a href="../../../java/lang/Object.html" title="class in java.lang">java.lang.Object</a></li>
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<li>org.omg.CORBA.DoubleHolder</li>
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         All Implemented Interfaces: 
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<span><a href="../../../org/omg/CORBA/portable/Streamable.html" title="界面在org.omg.CORBA.portable中">Streamable</a></span>
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<hr/> <br/> <pre>public final class <span class="typeNameLabel">DoubleHolder</span>
extends <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a>
implements <a href="../../../org/omg/CORBA/portable/Streamable.html" title="interface in org.omg.CORBA.portable">Streamable</a></pre>
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<span>持有人为<tt>Double</tt> 。</span>
<span>有关Holder文件的更多信息，请参阅<a href="doc-files/generatedfiles.html#holder">"Generated Files: Holder Files"</a> 。</span>
<p> <span>要的Holder类， <code>double</code> ，其用于存储“out”和“INOUT” IDL方法参数。</span> <span>如果IDL方法签名将IDL <code>double</code>作为“out”或“INOUT”参数，则程序员必须传递的一个实例<code>DoubleHolder</code>如在方法调用对应的参数;</span> <span>对于“inout”参数，程序员还必须填写要发送到服务器的“in”值。</span> <span>在方法调用返回之前，ORB将填写与从服务器返回的“out”值对应的值。</span> </p>
<p> <span>如果<code>myDoubleHolder</code>是实例<code>DoubleHolder</code> ，存储在其值<code>value</code>字段可以与被访问<code>myDoubleHolder.value</code> 。</span> </p>
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<span class="simpleTagLabel">从以下版本开始：</span>
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         JDK1.2 
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<span>Fields</span>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>double</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/CORBA/DoubleHolder.html#value">value</a></span></code>
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<code>double</code>持有的这个 
             <code>DoubleHolder</code>对象。 
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<span>构造方法</span>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../org/omg/CORBA/DoubleHolder.html#DoubleHolder--">DoubleHolder</a></span>()</code>
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              构造一个新的 
             <code>DoubleHolder</code>对象，其 
             <code>value</code>字段初始化为0.0。 
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../org/omg/CORBA/DoubleHolder.html#DoubleHolder-double-">DoubleHolder</a></span>(double initial)</code>
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              为给定的 
             <code>double</code>构造一个新的 
             <code>DoubleHolder</code>对象。 
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<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
<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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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/CORBA/DoubleHolder.html#Z:Z_read-org.omg.CORBA.portable.InputStream-">_read</a></span>(<a href="../../../org/omg/CORBA/portable/InputStream.html" title="class in org.omg.CORBA.portable">InputStream</a> input)</code>
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              从输入流读取一个double值并将其存储在值成员中。 
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<td class="colFirst"><code><a href="../../../org/omg/CORBA/TypeCode.html" title="class in org.omg.CORBA">TypeCode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/CORBA/DoubleHolder.html#Z:Z_type--">_type</a></span>()</code>
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              返回此持有人对象的 
             <code>TypeCode</code> 。 
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/CORBA/DoubleHolder.html#Z:Z_write-org.omg.CORBA.portable.OutputStream-">_write</a></span>(<a href="../../../org/omg/CORBA/portable/OutputStream.html" title="class in org.omg.CORBA.portable">OutputStream</a> output)</code>
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              将此持有 
             <code>OutputStream</code>存储的双重值写入 
             <code>OutputStream</code> 。 
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<!-- --> </a> <h3>Methods inherited from class java.lang.<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a></h3> <code><a href="../../../java/lang/Object.html#clone--">clone</a>, <a href="../../../java/lang/Object.html#equals-java.lang.Object-">equals</a>, <a href="../../../java/lang/Object.html#finalize--">finalize</a>, <a href="../../../java/lang/Object.html#getClass--">getClass</a>, <a href="../../../java/lang/Object.html#hashCode--">hashCode</a>, <a href="../../../java/lang/Object.html#notify--">notify</a>, <a href="../../../java/lang/Object.html#notifyAll--">notifyAll</a>, <a href="../../../java/lang/Object.html#toString--">toString</a>, <a href="../../../java/lang/Object.html#wait--">wait</a>, <a href="../../../java/lang/Object.html#wait-long-">wait</a>, <a href="../../../java/lang/Object.html#wait-long-int-">wait</a></code></li>
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<li class="blockList"> <h4>value</h4> <pre>public double value</pre>
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            这个 
           <code>DoubleHolder</code>对象持有的 
           <code>double</code>价值。 
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<li class="blockList"> <h4>DoubleHolder</h4> <pre>public DoubleHolder()</pre>
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            构造一个新的 
           <code>DoubleHolder</code>对象，其 
           <code>value</code>字段初始化为0.0。 
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<li class="blockList"> <h4>DoubleHolder</h4> <pre>public DoubleHolder(double initial)</pre>
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            为给定的 
           <code>double</code>构造一个新的 
           <code>DoubleHolder</code>对象。 
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<span class="paramLabel">参数</span>
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<code>initial</code> - 
            <code>double</code>与其初始化 
            <code>value</code>字段的新的 
            <code>DoubleHolder</code>对象 
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<li class="blockList"> <h4>_read</h4> <pre>public void _read(<a href="../../../org/omg/CORBA/portable/InputStream.html" title="class in org.omg.CORBA.portable">InputStream</a> input)</pre>
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            从输入流读取一个double值并将其存储在值成员中。 
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<span class="overrideSpecifyLabel">Specified by:</span>
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<code><a href="../../../org/omg/CORBA/portable/Streamable.html#Z:Z_read-org.omg.CORBA.portable.InputStream-">_read</a></code>在接口 
            <code><a href="../../../org/omg/CORBA/portable/Streamable.html" title="interface in org.omg.CORBA.portable">Streamable</a></code>
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<span class="paramLabel">参数</span>
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<code>input</code> - 要阅读的 
            <code>InputStream</code> 。 
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<li class="blockList"> <h4>_write</h4> <pre>public void _write(<a href="../../../org/omg/CORBA/portable/OutputStream.html" title="class in org.omg.CORBA.portable">OutputStream</a> output)</pre>
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            将此持有 
           <code>OutputStream</code>存储的双重值写入 
           <code>OutputStream</code> 。 
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<span class="overrideSpecifyLabel">Specified by:</span>
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<code><a href="../../../org/omg/CORBA/portable/Streamable.html#Z:Z_write-org.omg.CORBA.portable.OutputStream-">_write</a></code>在界面 
            <code><a href="../../../org/omg/CORBA/portable/Streamable.html" title="interface in org.omg.CORBA.portable">Streamable</a></code>
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<span class="paramLabel">参数</span>
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<code>output</code> - 
            <code>OutputStream</code>写入。 
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<li class="blockList"> <h4>_type</h4> <pre>public <a href="../../../org/omg/CORBA/TypeCode.html" title="class in org.omg.CORBA">TypeCode</a> _type()</pre>
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            返回此持有人对象的 
           <code>TypeCode</code> 。 
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<span class="overrideSpecifyLabel">Specified by:</span>
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<code><a href="../../../org/omg/CORBA/portable/Streamable.html#Z:Z_type--">_type</a></code>在界面 
            <code><a href="../../../org/omg/CORBA/portable/Streamable.html" title="interface in org.omg.CORBA.portable">Streamable</a></code>
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<span class="returnLabel">结果</span>
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<code>TypeCode</code>对象。 
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