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275 lines
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<div class="header">
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org.omg.DynamicAny
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</div>
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<h2 class="title" title="Interface DynUnionOperations">Interface DynUnionOperations</h2>
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</div><div class="contentContainer">
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<div class="description">
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<ul class="blockList">
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<li class="blockList">
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<dl>
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<dt>
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All Superinterfaces:
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</dt>
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<dd>
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<span><a href="../../../org/omg/DynamicAny/DynAnyOperations.html" title="界面在org.omg.DynamicAny中">DynAnyOperations</a></span>
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</dd>
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</dl>
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<dl>
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<dt>
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All Known Subinterfaces:
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</dt>
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<dd>
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<span><a href="../../../org/omg/DynamicAny/DynUnion.html" title="界面在org.omg.DynamicAny中">DynUnion</a></span>
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</dd>
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</dl>
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<dl>
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<dt>
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所有已知实现类：
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</dt>
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<dd>
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<span><a href="../../../org/omg/DynamicAny/_DynUnionStub.html" title="org.omg.DynamicAny中的类">_DynUnionStub</a></span>
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</dd>
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</dl>
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<hr/> <br/> <pre>public interface <span class="typeNameLabel">DynUnionOperations</span>
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extends <a href="../../../org/omg/DynamicAny/DynAnyOperations.html" title="interface in org.omg.DynamicAny">DynAnyOperations</a></pre>
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<div class="block">
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<span>DynUnion对象支持IDL联盟的操纵。</span>
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<span>联盟只能有两个有效的当前职位：</span>
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<ul>
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<li> <span>零，表示鉴别器</span> </li>
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<li> <span>一个表示活动成员</span> </li>
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</ul>
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<span>联合的component_count值取决于当前的标识符：对于标识符表示命名成员的联合，它为2，否则为1。</span>
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</div> </li>
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</ul>
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</div>
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<div class="summary">
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<!-- ========== 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><a href="../../../org/omg/CORBA/TCKind.html" title="class in org.omg.CORBA">TCKind</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/DynamicAny/DynUnionOperations.html#discriminator_kind--">discriminator_kind</a></span>()</code>
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<div class="block">
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返回识别器TypeCode的TCKind值。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i1">
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<td class="colFirst"><code><a href="../../../org/omg/DynamicAny/DynAny.html" title="interface in org.omg.DynamicAny">DynAny</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/DynamicAny/DynUnionOperations.html#get_discriminator--">get_discriminator</a></span>()</code>
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<div class="block">
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返回当前的鉴别器值。
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</div> </td>
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</tr>
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<tr class="altColor" id="i2">
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<td class="colFirst"><code>boolean</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/DynamicAny/DynUnionOperations.html#has_no_active_member--">has_no_active_member</a></span>()</code>
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<div class="block">
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如果联合没有活动成员，则返回true，即，联合值仅由其标识符组成，因为鉴别符具有未列为明确案例标签的值。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i3">
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<td class="colFirst"><code><a href="../../../org/omg/CORBA/TCKind.html" title="class in org.omg.CORBA">TCKind</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/DynamicAny/DynUnionOperations.html#member_kind--">member_kind</a></span>()</code>
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<div class="block">
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返回当前活动成员TypeCode的TCKind值。
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</div> </td>
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</tr>
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<tr class="altColor" id="i4">
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<td class="colFirst"><code><a href="../../../java/lang/String.html" title="class in java.lang">String</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/DynamicAny/DynUnionOperations.html#member_name--">member_name</a></span>()</code>
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<div class="block">
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返回当前活动成员的名称。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i5">
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<td class="colFirst"><code><a href="../../../org/omg/DynamicAny/DynAny.html" title="interface in org.omg.DynamicAny">DynAny</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/DynamicAny/DynUnionOperations.html#member--">member</a></span>()</code>
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<div class="block">
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返回当前活动的成员。
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</div> </td>
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</tr>
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<tr class="altColor" id="i6">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/DynamicAny/DynUnionOperations.html#set_discriminator-org.omg.DynamicAny.DynAny-">set_discriminator</a></span>(<a href="../../../org/omg/DynamicAny/DynAny.html" title="interface in org.omg.DynamicAny">DynAny</a> d)</code>
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<div class="block">
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将DynUnion的鉴别器设置为指定的值。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i7">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/DynamicAny/DynUnionOperations.html#set_to_default_member--">set_to_default_member</a></span>()</code>
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<div class="block">
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将标识符设置为与联合的默认大小写的值一致的值。
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</div> </td>
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</tr>
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<tr class="altColor" id="i8">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/omg/DynamicAny/DynUnionOperations.html#set_to_no_active_member--">set_to_no_active_member</a></span>()</code>
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<div class="block">
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将鉴别器设置为不与任何联合案例标签对应的值。
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</div> </td>
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</tr>
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</tbody>
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</table>
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<ul class="blockList">
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<li class="blockList"><a name="methods.inherited.from.class.org.omg.DynamicAny.DynAnyOperations">
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<!-- --> </a> <h3>Methods inherited from interface org.omg.DynamicAny.<a href="../../../org/omg/DynamicAny/DynAnyOperations.html" title="interface in org.omg.DynamicAny">DynAnyOperations</a></h3> <code><a href="../../../org/omg/DynamicAny/DynAnyOperations.html#assign-org.omg.DynamicAny.DynAny-">assign</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#component_count--">component_count</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#copy--">copy</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#current_component--">current_component</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#destroy--">destroy</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#equal-org.omg.DynamicAny.DynAny-">equal</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#from_any-org.omg.CORBA.Any-">from_any</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_any--">get_any</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_boolean--">get_boolean</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_char--">get_char</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_double--">get_double</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_dyn_any--">get_dyn_any</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_float--">get_float</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_long--">get_long</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_longlong--">get_longlong</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_octet--">get_octet</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_reference--">get_reference</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_short--">get_short</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_string--">get_string</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_typecode--">get_typecode</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_ulong--">get_ulong</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_ulonglong--">get_ulonglong</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_ushort--">get_ushort</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_val--">get_val</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_wchar--">get_wchar</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#get_wstring--">get_wstring</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_any-org.omg.CORBA.Any-">insert_any</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_boolean-boolean-">insert_boolean</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_char-char-">insert_char</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_double-double-">insert_double</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_dyn_any-org.omg.DynamicAny.DynAny-">insert_dyn_any</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_float-float-">insert_float</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_long-int-">insert_long</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_longlong-long-">insert_longlong</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_octet-byte-">insert_octet</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_reference-org.omg.CORBA.Object-">insert_reference</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_short-short-">insert_short</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_string-java.lang.String-">insert_string</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_typecode-org.omg.CORBA.TypeCode-">insert_typecode</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_ulong-int-">insert_ulong</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_ulonglong-long-">insert_ulonglong</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_ushort-short-">insert_ushort</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_val-java.io.Serializable-">insert_val</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_wchar-char-">insert_wchar</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#insert_wstring-java.lang.String-">insert_wstring</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#next--">next</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#rewind--">rewind</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#seek-int-">seek</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#to_any--">to_any</a>, <a href="../../../org/omg/DynamicAny/DynAnyOperations.html#type--">type</a></code></li>
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</ul> </li>
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</ul> </li>
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</ul>
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</div>
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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="get_discriminator--">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>get_discriminator</h4> <pre><a href="../../../org/omg/DynamicAny/DynAny.html" title="interface in org.omg.DynamicAny">DynAny</a> get_discriminator()</pre>
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<div class="block">
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返回当前的鉴别器值。
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</div> </li>
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</ul> <a name="set_discriminator-org.omg.DynamicAny.DynAny-">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>set_discriminator</h4> <pre>void set_discriminator(<a href="../../../org/omg/DynamicAny/DynAny.html" title="interface in org.omg.DynamicAny">DynAny</a> d)
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throws <a href="../../../org/omg/DynamicAny/DynAnyPackage/TypeMismatch.html" title="class in org.omg.DynamicAny.DynAnyPackage">TypeMismatch</a></pre>
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<div class="block">
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<span>将DynUnion的鉴别器设置为指定的值。</span>
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<span>将鉴别器设置为与当前活动的联合成员一致的值不会影响当前活动的成员。</span>
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<span>将标识符设置为与当前活动成员不一致的值会将该成员初始化为其默认值，将激活该成员并激活与新标识符值一致的成员（如果该值为该成员）。</span>
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<span>如果鉴别器值指示不存在的联合成员（在这种情况下为has_no_active_member返回true），则设置联合标识符将当前位置设置为0。</span>
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<span>否则，如果鉴别器值指示一个命名的联合成员，则当前位置被设置为1（在这种情况下，has_no_active_member返回false并且component_count返回2）。</span>
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</div>
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<dl>
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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>TypeMismatch</code> - 如果参数的TypeCode不等同于联盟鉴别器的TypeCode
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</dd>
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</dl> </li>
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</ul> <a name="set_to_default_member--">
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<ul class="blockList">
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<li class="blockList"> <h4>set_to_default_member</h4> <pre>void set_to_default_member()
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throws <a href="../../../org/omg/DynamicAny/DynAnyPackage/TypeMismatch.html" title="class in org.omg.DynamicAny.DynAnyPackage">TypeMismatch</a></pre>
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<div class="block">
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<span>将标识符设置为与联合的默认大小写的值一致的值。</span>
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<span>它将当前位置设置为零，并导致component_count返回2。</span>
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</div>
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<dl>
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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>TypeMismatch</code> - 如果联合没有明确的默认情况
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</dd>
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</dl> </li>
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</ul> <a name="set_to_no_active_member--">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>set_to_no_active_member</h4> <pre>void set_to_no_active_member()
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throws <a href="../../../org/omg/DynamicAny/DynAnyPackage/TypeMismatch.html" title="class in org.omg.DynamicAny.DynAnyPackage">TypeMismatch</a></pre>
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<div class="block">
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<span>将鉴别器设置为不与任何联合案例标签对应的值。</span>
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<span>它将当前位置设置为零，并导致component_count返回1。</span>
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</div>
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<dl>
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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>TypeMismatch</code> - 如果联合体具有明确的默认情况，或者如果它使用明确案例标签的全部范围的鉴别器值
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</dd>
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</dl> </li>
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</ul> <a name="has_no_active_member--">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>has_no_active_member</h4> <pre>boolean has_no_active_member()</pre>
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<div class="block">
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<span>如果联合没有活动成员，则返回true，即，联合值仅由其标识符组成，因为鉴别符具有未列为明确案例标签的值。</span>
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<span>在具有默认情况的联合中调用此操作将返回false。</span>
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<span>在使用整个范围的标识符值的显式案例标签的联合上调用此操作将返回false。</span>
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</div> </li>
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</ul> <a name="discriminator_kind--">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>discriminator_kind</h4> <pre><a href="../../../org/omg/CORBA/TCKind.html" title="class in org.omg.CORBA">TCKind</a> discriminator_kind()</pre>
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<div class="block">
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返回识别器TypeCode的TCKind值。
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</div> </li>
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</ul> <a name="member_kind--">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>member_kind</h4> <pre><a href="../../../org/omg/CORBA/TCKind.html" title="class in org.omg.CORBA">TCKind</a> member_kind()
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throws <a href="../../../org/omg/DynamicAny/DynAnyPackage/InvalidValue.html" title="class in org.omg.DynamicAny.DynAnyPackage">InvalidValue</a></pre>
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<div class="block">
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返回当前活动成员TypeCode的TCKind值。
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</div>
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<dl>
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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>InvalidValue</code> - 如果联合没有当前活动的成员
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</dd>
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</dl> </li>
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</ul> <a name="member--">
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<ul class="blockList">
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<li class="blockList"> <h4>member</h4> <pre><a href="../../../org/omg/DynamicAny/DynAny.html" title="interface in org.omg.DynamicAny">DynAny</a> member()
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throws <a href="../../../org/omg/DynamicAny/DynAnyPackage/InvalidValue.html" title="class in org.omg.DynamicAny.DynAnyPackage">InvalidValue</a></pre>
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<div class="block">
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<span>返回当前活动的成员。</span>
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<span>请注意，只要当前活动的成员不更改，返回的引用才会保持有效。</span>
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<span>使用超出当前活动成员的生命周期的返回引用会引发OBJECT_NOT_EXIST。</span>
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</div>
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<dl>
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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>InvalidValue</code> - 如果联合没有活动成员
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</dd>
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</dl> </li>
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</ul> <a name="member_name--">
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<ul class="blockListLast">
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<li class="blockList"> <h4>member_name</h4> <pre><a href="../../../java/lang/String.html" title="class in java.lang">String</a> member_name()
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throws <a href="../../../org/omg/DynamicAny/DynAnyPackage/InvalidValue.html" title="class in org.omg.DynamicAny.DynAnyPackage">InvalidValue</a></pre>
|
||
<div class="block">
|
||
<span>返回当前活动成员的名称。</span>
|
||
<span>如果工会TypeCode不包含当前活动成员的成员名称，操作将返回一个空字符串。</span>
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="throwsLabel">异常</span>
|
||
</dt>
|
||
<dd>
|
||
<code>InvalidValue</code> - 如果联合没有活动成员
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> </li>
|
||
</ul> </li>
|
||
</ul>
|
||
</div>
|
||
</div> |