uTools-Manuals/docs/java/javax/management/modelmbean/RequiredModelMBean.html

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     javax.management.modelmbean 
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<h2 class="title" title="Class RequiredModelMBean">Class RequiredModelMBean</h2>
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<li>javax.management.modelmbean.RequiredModelMBean</li>
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         All Implemented Interfaces: 
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<span><a href="../../../javax/management/DynamicMBean.html" title="javax.management中的接口">DynamicMBean</a> ， <a href="../../../javax/management/MBeanRegistration.html" title="javax.management中的接口">MBeanRegistration</a> ， <a href="../../../javax/management/modelmbean/ModelMBean.html" title="javax.management.modelmbean中的接口">ModelMBean</a> ， <a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html" title="javax.management.modelmbean中的接口">ModelMBeanNotificationBroadcaster</a> ， <a href="../../../javax/management/NotificationBroadcaster.html" title="javax.management中的接口">NotificationBroadcaster</a> ， <a href="../../../javax/management/NotificationEmitter.html" title="javax.management中的接口">NotificationEmitter</a> ， <a href="../../../javax/management/PersistentMBean.html" title="javax.management中的接口">PersistentMBean</a></span>
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<hr/> <br/> <pre>public class <span class="typeNameLabel">RequiredModelMBean</span>
extends <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a>
implements <a href="../../../javax/management/modelmbean/ModelMBean.html" title="interface in javax.management.modelmbean">ModelMBean</a>, <a href="../../../javax/management/MBeanRegistration.html" title="interface in javax.management">MBeanRegistration</a>, <a href="../../../javax/management/NotificationEmitter.html" title="interface in javax.management">NotificationEmitter</a></pre>
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<span>这个类是一个ModelMBean的实现。</span>
<span>每个JMX Agent都必须附带一个ModelMBean的适当实现，该类必须命名为RequiredModelMBean。</span>
<p> <span>希望可管理的Java资源使用MBeanServer的createMBean方法实例化RequiredModelMBean。</span> <span>资源然后设置RequiredModelMBean实例的MBeanInfo和Descriptors。</span> <span>通过ModelMBeanInfo为ModelMBean公开的属性和操作可以从MBean，连接器/适配器（如其他MBean）访问。</span> <span>通过描述符，可以将托管应用程序中的值和方法定义并映射到ModelMBean的属性和操作。</span> <span>该映射可以在XML格式的文件中定义，也可以在运行时以动态和编程方式定义。</span> </p>
<p> <span>在MBeanServer中实例化的每个RequiredModelMBean变得可管理：</span> <br/> <span>其属性和操作可以通过连接到该MBeanServer的连接器/适配器进行远程访问。</span> </p>
<p> <span>除非是符合JMX的MBean，否则不能在MBeanServer中注册Java对象。</span> <span>通过实例化一个RequiredModelMBean，保证MBean有效的资源。</span> <span>必须在每个公共方法上抛出MBeanException和RuntimeOperationsException。</span> <span>这允许从分布式通信（RMI，EJB等）中包装异常</span> </p>
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<span class="simpleTagLabel">从以下版本开始：</span>
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         1.5 
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<span>构造方法</span>
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<tbody>
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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="../../../javax/management/modelmbean/RequiredModelMBean.html#RequiredModelMBean--">RequiredModelMBean</a></span>()</code>
<div class="block">
              构造一个 
             <code>RequiredModelMBean</code>一个空的ModelMBeanInfo。 
            </div> </td>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#RequiredModelMBean-javax.management.modelmbean.ModelMBeanInfo-">RequiredModelMBean</a></span>(<a href="../../../javax/management/modelmbean/ModelMBeanInfo.html" title="interface in javax.management.modelmbean">ModelMBeanInfo</a> mbi)</code>
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              使用传入的ModelMBeanInfo构造一个RequiredModelMBean对象。 
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<caption>
<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>
<span class="tableTab" id="t4"><span><a href="javascript:show(8);">具体的方法</a></span><span class="tabEnd"> </span></span>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#addAttributeChangeNotificationListener-javax.management.NotificationListener-java.lang.String-java.lang.Object-">addAttributeChangeNotificationListener</a></span>(<a href="../../../javax/management/NotificationListener.html" title="interface in javax.management">NotificationListener</a> inlistener, <a href="../../../java/lang/String.html" title="class in java.lang">String</a> inAttributeName, <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> inhandback)</code>
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              注册一个实现NotificationListener接口的对象作为监听器。 
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#addNotificationListener-javax.management.NotificationListener-javax.management.NotificationFilter-java.lang.Object-">addNotificationListener</a></span>(<a href="../../../javax/management/NotificationListener.html" title="interface in javax.management">NotificationListener</a> listener, <a href="../../../javax/management/NotificationFilter.html" title="interface in javax.management">NotificationFilter</a> filter, <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> handback)</code>
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              注册一个实现NotificationListener接口的对象作为监听器。 
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<td class="colFirst"><code><a href="../../../java/lang/Object.html" title="class in java.lang">Object</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#getAttribute-java.lang.String-">getAttribute</a></span>(<a href="../../../java/lang/String.html" title="class in java.lang">String</a> attrName)</code>
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              返回为此ModelMBean定义的特定属性的值。 
            </div> </td>
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<td class="colFirst"><code><a href="../../../javax/management/AttributeList.html" title="class in javax.management">AttributeList</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#getAttributes-java.lang.String:A-">getAttributes</a></span>(<a href="../../../java/lang/String.html" title="class in java.lang">String</a>[] attrNames)</code>
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              返回ModelMBean中的几个属性的值。 
            </div> </td>
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<td class="colFirst"><code>protected <a href="../../../javax/management/loading/ClassLoaderRepository.html" title="interface in javax.management.loading">ClassLoaderRepository</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#getClassLoaderRepository--">getClassLoaderRepository</a></span>()</code>
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              返回用于执行类加载的Class Loader Repository。 
            </div> </td>
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<td class="colFirst"><code><a href="../../../javax/management/MBeanInfo.html" title="class in javax.management">MBeanInfo</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#getMBeanInfo--">getMBeanInfo</a></span>()</code>
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              返回此RequiredModelMBean所管理的属性，操作，构造函数和通知。 
            </div> </td>
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<td class="colFirst"><code><a href="../../../javax/management/MBeanNotificationInfo.html" title="class in javax.management">MBeanNotificationInfo</a>[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#getNotificationInfo--">getNotificationInfo</a></span>()</code>
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              返回始终由RequiredModelMBean生成的通知数组。 
            </div> </td>
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<td class="colFirst"><code><a href="../../../java/lang/Object.html" title="class in java.lang">Object</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#invoke-java.lang.String-java.lang.Object:A-java.lang.String:A-">invoke</a></span>(<a href="../../../java/lang/String.html" title="class in java.lang">String</a> opName, <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a>[] opArgs, <a href="../../../java/lang/String.html" title="class in java.lang">String</a>[] sig)</code>
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              通过或者通过RequiredModelMBean调用方法，并返回方法执行的结果。 
            </div> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#load--">load</a></span>()</code>
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              使用在永久存储中找到的MBean数据来实例化此MBean实例。 
            </div> </td>
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<tr class="rowColor" id="i9">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#postDeregister--">postDeregister</a></span>()</code>
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              允许MBean在MBean服务器中取消注册后执行所需的任何操作。 
            </div> </td>
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<tr class="altColor" id="i10">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#postRegister-java.lang.Boolean-">postRegister</a></span>(<a href="../../../java/lang/Boolean.html" title="class in java.lang">Boolean</a> registrationDone)</code>
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              允许MBean在MBean服务器中注册或注册失败后执行所需的操作。 
            </div> </td>
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<tr class="rowColor" id="i11">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#preDeregister--">preDeregister</a></span>()</code>
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              允许MBean在MBean服务器取消注册之前执行所需的任何操作。 
            </div> </td>
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<td class="colFirst"><code><a href="../../../javax/management/ObjectName.html" title="class in javax.management">ObjectName</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#preRegister-javax.management.MBeanServer-javax.management.ObjectName-">preRegister</a></span>(<a href="../../../javax/management/MBeanServer.html" title="interface in javax.management">MBeanServer</a> server, <a href="../../../javax/management/ObjectName.html" title="class in javax.management">ObjectName</a> name)</code>
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              允许MBean在MBean服务器注册之前执行所需的任何操作。 
            </div> </td>
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<tr class="rowColor" id="i13">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#removeAttributeChangeNotificationListener-javax.management.NotificationListener-java.lang.String-">removeAttributeChangeNotificationListener</a></span>(<a href="../../../javax/management/NotificationListener.html" title="interface in javax.management">NotificationListener</a> inlistener, <a href="../../../java/lang/String.html" title="class in java.lang">String</a> inAttributeName)</code>
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              从RequiredModelMBean中删除attributeChangeNotifications的侦听器。 
            </div> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#removeNotificationListener-javax.management.NotificationListener-">removeNotificationListener</a></span>(<a href="../../../javax/management/NotificationListener.html" title="interface in javax.management">NotificationListener</a> listener)</code>
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              从RequiredModelMBean中删除通知的侦听器。 
            </div> </td>
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<tr class="rowColor" id="i15">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#removeNotificationListener-javax.management.NotificationListener-javax.management.NotificationFilter-java.lang.Object-">removeNotificationListener</a></span>(<a href="../../../javax/management/NotificationListener.html" title="interface in javax.management">NotificationListener</a> listener, <a href="../../../javax/management/NotificationFilter.html" title="interface in javax.management">NotificationFilter</a> filter, <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> handback)</code>
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              从这个MBean中删除一个监听器。 
            </div> </td>
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<tr class="altColor" id="i16">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#sendAttributeChangeNotification-javax.management.Attribute-javax.management.Attribute-">sendAttributeChangeNotification</a></span>(<a href="../../../javax/management/Attribute.html" title="class in javax.management">Attribute</a> inOldVal, <a href="../../../javax/management/Attribute.html" title="class in javax.management">Attribute</a> inNewVal)</code>
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              发送一个attributeChangeNotification，其中包含该属性的旧值和新值到ModelMBean上注册的AttributeChangeNotification侦听器。 
            </div> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#sendAttributeChangeNotification-javax.management.AttributeChangeNotification-">sendAttributeChangeNotification</a></span>(<a href="../../../javax/management/AttributeChangeNotification.html" title="class in javax.management">AttributeChangeNotification</a> ntfyObj)</code>
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              发送一个attributeChangeNotification，该属性传递给ModelMBean上注册的attributeChangeNotification侦听器。 
            </div> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#sendNotification-javax.management.Notification-">sendNotification</a></span>(<a href="../../../javax/management/Notification.html" title="class in javax.management">Notification</a> ntfyObj)</code>
<div class="block">
              发送通知，该通知将作为jmx.modelmbean.generic通知传递给ModelMBean上的注册通知侦听器。 
            </div> </td>
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<tr class="rowColor" id="i19">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#sendNotification-java.lang.String-">sendNotification</a></span>(<a href="../../../java/lang/String.html" title="class in java.lang">String</a> ntfyText)</code>
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              发送一个通知，其中包含传递给ModelMBean上注册的通知侦听器的文本字符串。 
            </div> </td>
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<tr class="altColor" id="i20">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#setAttribute-javax.management.Attribute-">setAttribute</a></span>(<a href="../../../javax/management/Attribute.html" title="class in javax.management">Attribute</a> attribute)</code>
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              设置命名的ModelMBean的特定属性的值。 
            </div> </td>
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<tr class="rowColor" id="i21">
<td class="colFirst"><code><a href="../../../javax/management/AttributeList.html" title="class in javax.management">AttributeList</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#setAttributes-javax.management.AttributeList-">setAttributes</a></span>(<a href="../../../javax/management/AttributeList.html" title="class in javax.management">AttributeList</a> attributes)</code>
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              设置此ModelBean的属性数组的值。 
            </div> </td>
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<tr class="altColor" id="i22">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#setManagedResource-java.lang.Object-java.lang.String-">setManagedResource</a></span>(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> mr, <a href="../../../java/lang/String.html" title="class in java.lang">String</a> mr_type)</code>
<div class="block">
              设置要在此ModelMBean管理界面（MBeanInfo和Descriptors）中执行所有方法的对象的实例句柄。 
            </div> </td>
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<tr class="rowColor" id="i23">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#setModelMBeanInfo-javax.management.modelmbean.ModelMBeanInfo-">setModelMBeanInfo</a></span>(<a href="../../../javax/management/modelmbean/ModelMBeanInfo.html" title="interface in javax.management.modelmbean">ModelMBeanInfo</a> mbi)</code>
<div class="block">
              使用传入的ModelMBeanInfo初始化一个ModelMBean对象。 
            </div> </td>
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<tr class="altColor" id="i24">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/management/modelmbean/RequiredModelMBean.html#store--">store</a></span>()</code>
<div class="block">
              捕获此MBean实例的当前状态并将其写入持久存储。 
            </div> </td>
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<li class="blockList"> <h4>RequiredModelMBean</h4> <pre>public RequiredModelMBean()
                   throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                          <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></pre>
<div class="block">
<span>构造一个<code>RequiredModelMBean</code>一个空的ModelMBeanInfo。</span>
<p> <span>RequiredModelMBean的MBeanInfo和Descriptors可以使用<a href="../../../javax/management/modelmbean/RequiredModelMBean.html#setModelMBeanInfo-javax.management.modelmbean.ModelMBeanInfo-"><code>setModelMBeanInfo(javax.management.modelmbean.ModelMBeanInfo)</code></a>方法进行自<a href="../../../javax/management/modelmbean/RequiredModelMBean.html#setModelMBeanInfo-javax.management.modelmbean.ModelMBeanInfo-">定义</a> 。</span> <span>在RequiredModelMBean的MBeanInfo和Descriptors被自定义之后，RequiredModelMBean可以向MBeanServer注册。</span> </p>
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<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包装分布式通信异常。 
           </dd>
<dd>
<span><code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 在构建对象期间包裹<a href="../../../java/lang/RuntimeException.html" title="java.lang中的类"><code>RuntimeException</code></a> 。</span>
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<li class="blockList"> <h4>RequiredModelMBean</h4> <pre>public RequiredModelMBean(<a href="../../../javax/management/modelmbean/ModelMBeanInfo.html" title="interface in javax.management.modelmbean">ModelMBeanInfo</a> mbi)
                   throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                          <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></pre>
<div class="block">
<span>使用传入的ModelMBeanInfo构造RequiredModelMBean对象。只要RequiredModelMBean尚未向MBeanServer注册，则可以使用<a href="../../../javax/management/modelmbean/RequiredModelMBean.html#setModelMBeanInfo-javax.management.modelmbean.ModelMBeanInfo-"><code>setModelMBeanInfo(javax.management.modelmbean.ModelMBeanInfo)</code></a>方法自定义RequiredModelMBean的MBeanInfo和Descriptors。</span>
<span>在RequiredModelMBean的MBeanInfo和Descriptors被自定义之后，RequiredModelMBean可以向MBeanServer注册。</span>
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<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<span><code>mbi</code> - RequiredModelMBean要使用的ModelMBeanInfo对象。</span>
<span>给定的ModelMBeanInfo被克隆和修饰如通过指定<a href="../../../javax/management/modelmbean/RequiredModelMBean.html#setModelMBeanInfo-javax.management.modelmbean.ModelMBeanInfo-"><code>setModelMBeanInfo(javax.management.modelmbean.ModelMBeanInfo)</code></a></span>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包裹分布式通信异常。 
           </dd>
<dd>
<code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包装{link java.lang.IllegalArgumentException}：传入参数的MBeanInfo为null。 
           </dd>
</dl> </li>
</ul> </li>
</ul>
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<li class="blockList"> <h4>setModelMBeanInfo</h4> <pre>public void setModelMBeanInfo(<a href="../../../javax/management/modelmbean/ModelMBeanInfo.html" title="interface in javax.management.modelmbean">ModelMBeanInfo</a> mbi)
                       throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                              <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></pre>
<div class="block">
<span>使用传入的ModelMBeanInfo初始化一个ModelMBean对象。该方法使得可以在ModelMBean上设置自定义的ModelMBeanInfo，只要它不向MBeanServer注册。</span>
<br/>
<span>一旦ModelMBean的ModelMBeanInfo（带描述符）被自定义并在ModelMBean上设置，那么ModelMBean将被注册到MBeanServer。</span>
<p> <span>如果ModelMBean当前已注册，此方法会引发<a href="../../../javax/management/RuntimeOperationsException.html" title="javax.management中的类"><code>RuntimeOperationsException</code></a>包装<a href="../../../java/lang/IllegalStateException.html" title="java.lang中的类"><code>IllegalStateException</code></a></span> </p>
<p> <span>如果给定<var>inModelMBeanInfo</var>不包含任何<a href="../../../javax/management/modelmbean/ModelMBeanNotificationInfo.html" title="javax.management.modelmbean中的类"><code>ModelMBeanNotificationInfo</code></a>为<code>GENERIC</code>或<code>ATTRIBUTE_CHANGE</code>通知，则RequiredModelMBean将提供自己的默认<a href="../../../javax/management/modelmbean/ModelMBeanNotificationInfo.html" title="javax.management.modelmbean中的类"><code>ModelMBeanNotificationInfo</code>个</a> S表示这些失踪的通知。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/modelmbean/ModelMBean.html#setModelMBeanInfo-javax.management.modelmbean.ModelMBeanInfo-">setModelMBeanInfo</a></code>在界面 
            <code><a href="../../../javax/management/modelmbean/ModelMBean.html" title="interface in javax.management.modelmbean">ModelMBean</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>mbi</code> - ModelMBean要使用的ModelMBeanInfo对象。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包装分布式通信异常。 
           </dd>
<dd>
<span><code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> -</span>
<ul>
<li> <span>如果传入的MBeanInfo参数为null，则包装一个<a href="../../../java/lang/IllegalArgumentException.html" title="java.lang中的类"><code>IllegalArgumentException</code></a> 。</span> </li>
<li> <span>包装一个<a href="../../../java/lang/IllegalStateException.html" title="java.lang中的类"><code>IllegalStateException</code></a>如果了ModelMBean MBeanServer中注册。</span> </li>
</ul>
</dd>
</dl> </li>
</ul> <a name="setManagedResource-java.lang.Object-java.lang.String-">
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<ul class="blockList">
<li class="blockList"> <h4>setManagedResource</h4> <pre>public void setManagedResource(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> mr,
                               <a href="../../../java/lang/String.html" title="class in java.lang">String</a> mr_type)
                        throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                               <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a>,
                               <a href="../../../javax/management/InstanceNotFoundException.html" title="class in javax.management">InstanceNotFoundException</a>,
                               <a href="../../../javax/management/modelmbean/InvalidTargetObjectTypeException.html" title="class in javax.management.modelmbean">InvalidTargetObjectTypeException</a></pre>
<div class="block">
            设置要在此ModelMBean管理界面（MBeanInfo和Descriptors）中执行所有方法的对象的实例句柄。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/modelmbean/ModelMBean.html#setManagedResource-java.lang.Object-java.lang.String-">setManagedResource</a></code>在界面 
            <code><a href="../../../javax/management/modelmbean/ModelMBean.html" title="interface in javax.management.modelmbean">ModelMBean</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>mr</code> - 被管理资源的对象 
           </dd>
<dd>
<span><code>mr_type</code> - 受管资源的引用类型。</span>
<br/>
<span>可以是：“ObjectReference”，“Handle”，“IOR”，“EJBHandle”或“RMIReference”。</span>
<br/>
<span>在此实现中，仅支持“ObjectReference”。</span>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 对象的初始化器抛出异常。 
           </dd>
<dd>
<code><a href="../../../javax/management/InstanceNotFoundException.html" title="class in javax.management">InstanceNotFoundException</a></code> - 找不到托管资源对象 
           </dd>
<dd>
<code><a href="../../../javax/management/modelmbean/InvalidTargetObjectTypeException.html" title="class in javax.management.modelmbean">InvalidTargetObjectTypeException</a></code> - 受管资源类型应为“ObjectReference”。 
           </dd>
<dd>
<span><code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 设置资源时<a href="../../../java/lang/RuntimeException.html" title="java.lang中的类">封装<code>RuntimeException</code></a> 。</span>
</dd>
</dl> </li>
</ul> <a name="load--">
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<ul class="blockList">
<li class="blockList"> <h4>load</h4> <pre>public void load()
          throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                 <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a>,
                 <a href="../../../javax/management/InstanceNotFoundException.html" title="class in javax.management">InstanceNotFoundException</a></pre>
<div class="block">
<p> <span>使用在永久存储中找到的MBean数据来实例化此MBean实例。</span> <span>加载的数据可以包括属性和操作值。</span> </p>
<p> <span>在此实例的构建或初始化期间，以及在MBean注册到MBeanServer之前，应该调用此方法。</span> </p>
<p> <span>如果这个类的实现不支持持久性，则抛出一个<a href="../../../javax/management/MBeanException.html" title="javax.management中的类"><code>MBeanException</code></a>包装<a href="../../../javax/management/ServiceNotFoundException.html" title="javax.management中的类"><code>ServiceNotFoundException</code></a> 。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/PersistentMBean.html#load--">load</a></code>在接口 
            <code><a href="../../../javax/management/PersistentMBean.html" title="interface in javax.management">PersistentMBean</a></code>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包装另一个异常，或不支持持久性 
           </dd>
<dd>
<code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 从持久化机制包装异常 
           </dd>
<dd>
<code><a href="../../../javax/management/InstanceNotFoundException.html" title="class in javax.management">InstanceNotFoundException</a></code> - 无法从永久存储中找到或加载该MBean 
           </dd>
</dl> </li>
</ul> <a name="store--">
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<ul class="blockList">
<li class="blockList"> <h4>store</h4> <pre>public void store()
           throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                  <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a>,
                  <a href="../../../javax/management/InstanceNotFoundException.html" title="class in javax.management">InstanceNotFoundException</a></pre>
<div class="block">
<p> <span>捕获此MBean实例的当前状态并将其写入持久存储。</span> <span>存储的状态可以包括属性和操作值。</span> </p>
<p> <span>如果此类的实现不支持持久性，则会抛出一个<a href="../../../javax/management/MBeanException.html" title="javax.management中的类"><code>ServiceNotFoundException</code></a>包装<a href="../../../javax/management/ServiceNotFoundException.html" title="javax.management中的类"><code>ServiceNotFoundException</code></a> 。</span> </p>
<p> <span>使用MBean和属性描述符的持久性策略来指导该方法的执行。</span> <span>如果'persistPolicy'字段为：MBean应存储</span> </p>
<pre>  <span>!= "never"
   = "always"
   = "onTimer" and now &gt; 'lastPersistTime' + 'persistPeriod'
   = "NoMoreOftenThan" and now &gt; 'lastPersistTime' + 'persistPeriod'
   = "onUnregister"</span> </pre>
<p> <span>如果'persistPolicy'字段为：不存储MBean：</span> </p>
<pre>  <span>= "never"
    = "onUpdate"
    = "onTimer" &amp;&amp; now &lt; 'lastPersistTime' + 'persistPeriod'</span> </pre>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/PersistentMBean.html#store--">store</a></code>在界面 
            <code><a href="../../../javax/management/PersistentMBean.html" title="interface in javax.management">PersistentMBean</a></code>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包装另一个异常，或不支持持久性 
           </dd>
<dd>
<code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 从持久化机制包装异常 
           </dd>
<dd>
<code><a href="../../../javax/management/InstanceNotFoundException.html" title="class in javax.management">InstanceNotFoundException</a></code> - 找不到/访问持久存储 
           </dd>
</dl> </li>
</ul> <a name="getMBeanInfo--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getMBeanInfo</h4> <pre>public <a href="../../../javax/management/MBeanInfo.html" title="class in javax.management">MBeanInfo</a> getMBeanInfo()</pre>
<div class="block">
            返回此RequiredModelMBean所管理的属性，操作，构造函数和通知。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/DynamicMBean.html#getMBeanInfo--">getMBeanInfo</a></code>在界面 
            <code><a href="../../../javax/management/DynamicMBean.html" title="interface in javax.management">DynamicMBean</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             ModelMBeanInfo的一个实例允许检索此MBean的所有属性，操作和通知。 
           </dd>
</dl> </li>
</ul> <a name="invoke-java.lang.String-java.lang.Object:A-java.lang.String:A-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>invoke</h4> <pre>public <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> invoke(<a href="../../../java/lang/String.html" title="class in java.lang">String</a> opName,
                     <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a>[] opArgs,
                     <a href="../../../java/lang/String.html" title="class in java.lang">String</a>[] sig)
              throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                     <a href="../../../javax/management/ReflectionException.html" title="class in javax.management">ReflectionException</a></pre>
<div class="block">
<span>通过或者通过RequiredModelMBean调用方法，并返回方法执行的结果。</span>
<p> <span>如果要调用的给定方法与所提供的签名一起匹配RequiredModelMbean可访问方法之一，则将调用该方法。</span> <span>否则，将对被管理的资源进行对给定方法的调用。</span> </p>
<p> <span>操作返回的最后一个值可以缓存在ModelMBeanOperationInfo描述符中的操作描述符中。</span> <span>有效值将在“值”字段中，如果有的话。</span> <span>如果描述符中的'currencyTimeLimit'字段是：</span> </p>
<ul>
<li> <span><b>&lt;0</b>然后该值不缓存并且永远无效。</span> <span>调用操作方法。</span> <span>'value'和'lastUpdatedTimeStamp'字段被清除。</span> </li>
<li> <span><b>= 0</b>然后值始终被缓存并且始终有效。</span> <span>返回“值”字段。</span> <span>如果没有'value'字段，则会为该属性调用操作方法。</span> <span>'lastUpdatedTimeStamp'字段和`value'字段设置为操作的返回值和当前时间戳。</span> </li>
<li> <span><b>&gt; 0</b>表示“值”字段有效的秒数。</span> <span>当'lastUpdatedTimeStamp'+'currencyTimeLimit'&gt; Now时，'值'字段不再有效。</span>
<ul>
<li> <span>当'value'有效时，返回'value'。</span> </li>
<li> <span>当'value'不再有效时，调用操作方法。</span> <span>'lastUpdatedTimeStamp'字段和`value'字段被更新。</span> </li>
</ul></li>
</ul>
<p> <span><b>注：</b>由于与此规范的以前版本不一致，建议不要使用负值或零值<code>currencyTimeLimit</code> 。</span> <span>要指示缓存值永远无效，请省略<code>currencyTimeLimit</code>字段。</span> <span>要指示它始终有效，请为此字段使用非常大的数字。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/DynamicMBean.html#invoke-java.lang.String-java.lang.Object:A-java.lang.String:A-">invoke</a></code>在界面 
            <code><a href="../../../javax/management/DynamicMBean.html" title="interface in javax.management">DynamicMBean</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<span><code>opName</code> - 要调用的方法的名称。</span>
<span>如果在操作描述符的'class'字段中定义了类名称，则该名称可以是包含类名称的完全限定方法名称，也可以是方法名称。</span>
</dd>
<dd>
<code>opArgs</code> - 包含调用操作时要设置的参数的数组 
           </dd>
<dd>
<span><code>sig</code> - 包含操作签名的数组。</span>
<span>将使用与用于加载调用操作的MBean相同的类加载器来加载类对象。</span>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             该方法返回的对象，表示在指定的受管资源上调用方法的结果。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<span><code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包装以下其中一个异常：</span>
<ul>
<li> <span>被管理对象的调用方法抛出的异常。</span> </li>
<li> <span><a href="../../../javax/management/ServiceNotFoundException.html" title="javax.management中的类"><code>ServiceNotFoundException</code></a> ：否ModelMBeanOperationInfo或没有为指定的操作定义的描述符或被管理的资源为空。</span> </li>
<li> <span><a href="../../../javax/management/modelmbean/InvalidTargetObjectTypeException.html" title="javax.management.modelmbean中的类"><code>InvalidTargetObjectTypeException</code></a> ：'targetType'字段值不是'objectReference'。</span> </li>
</ul>
</dd>
<dd>
<span><code><a href="../../../javax/management/ReflectionException.html" title="class in javax.management">ReflectionException</a></code> - 在尝试调用该方法时抛出一个<a href="../../../java/lang/Exception.html" title="java.lang中的类"><code>异常</code></a> 。</span>
</dd>
<dd>
<span><code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包装<a href="../../../java/lang/IllegalArgumentException.html" title="java.lang中的类"><code>IllegalArgumentException</code></a>方法名称为null。</span>
</dd>
</dl> </li>
</ul> <a name="getAttribute-java.lang.String-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getAttribute</h4> <pre>public <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> getAttribute(<a href="../../../java/lang/String.html" title="class in java.lang">String</a> attrName)
                    throws <a href="../../../javax/management/AttributeNotFoundException.html" title="class in javax.management">AttributeNotFoundException</a>,
                           <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                           <a href="../../../javax/management/ReflectionException.html" title="class in javax.management">ReflectionException</a></pre>
<div class="block">
<span>返回为此ModelMBean定义的特定属性的值。</span>
<span>属性返回的最后一个值可以缓存在属性的描述符中。</span>
<span>有效值将在“值”字段中，如果有的话。</span>
<span>如果描述符中的'currencyTimeLimit'字段是：</span>
<ul>
<li> <span><b>&lt;0</b>然后该值不缓存并且永远无效。</span> <span>为属性调用getter方法。</span> <span>'value'和'lastUpdatedTimeStamp'字段被清除。</span> </li>
<li> <span><b>= 0</b>然后值始终被缓存并且始终有效。</span> <span>返回“值”字段。</span> <span>如果没有'value'字段，那么为属性调用getter方法。</span> <span>'lastUpdatedTimeStamp'字段和'value'字段设置为属性的值和当前时间戳。</span> </li>
<li> <span><b>&gt; 0</b>表示“值”字段有效的秒数。</span> <span>当'lastUpdatedTimeStamp'+'currencyTimeLimit'&gt; Now时，'值'字段不再有效。</span>
<ul>
<li> <span>当'value'有效时，返回'value'。</span> </li>
<li> <span>当“值”不再有效时，该属性将调用getter方法。</span> <span>'lastUpdatedTimeStamp'字段和`value'字段被更新。</span> </li>
</ul></li>
</ul>
<p> <span><b>注：</b>由于与此规范的以前版本不一致，建议不要使用负值或零值<code>currencyTimeLimit</code> 。</span> <span>要指示缓存值永远无效，请省略<code>currencyTimeLimit</code>字段。</span> <span>要指示它始终有效，请为此字段使用非常大的数字。</span> </p>
<p> <span>如果“getMethod”字段包含有效的操作描述符的名称，则执行操作描述符描述的方法。</span> <span>该方法的响应作为属性的值返回。</span> <span>如果操作失败或返回的值与声明的属性类型不兼容，将抛出异常。</span> </p>
<p> <span>如果没有定义“getMethod”字段，则返回属性的默认值。</span> <span>如果返回的值与声明的属性类型不兼容，将抛出异常。</span> </p>
<p> <span>属性声明的类型是返回的字符串<a href="../../../javax/management/MBeanAttributeInfo.html#getType--"><code>MBeanAttributeInfo.getType()</code></a> 。</span> <span>如果满足以下条件之一，则该值与此类型兼容：</span> </p>
<ul>
<li> <span>该值为null;</span> </li>
<li> <span>声明的名称是一个原始类型名称（如“int”），该值是相应包装器类型的实例（如java.lang.Integer）;</span> </li>
<li> <span>该值的名称与声明的名称相同;</span> </li>
<li> <span>声明的名称可以由值的类加载器加载，并生成可以为其分配值的类。</span> </li>
</ul>
<p> <span>在这个实现中，在需要调用getMethod的每一种情况下，由于通过标准的“invoke”方法调用该方法，因此需要使用operationInfo，因此必须为该getMethod指定一个操作，以便调用工作正常。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/DynamicMBean.html#getAttribute-java.lang.String-">getAttribute</a></code>在界面 
            <code><a href="../../../javax/management/DynamicMBean.html" title="interface in javax.management">DynamicMBean</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<span><code>attrName</code> - 指定要检索的属性的名称的字符串。</span>
<span>它必须匹配ModelMBeanAttributeInfo的名称。</span>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             从描述符'value'字段检索属性的值，或从描述符的'getMethod'字段中的操作的调用。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<span><code><a href="../../../javax/management/AttributeNotFoundException.html" title="class in javax.management">AttributeNotFoundException</a></code> - MBean中无法访问指定的属性。</span>
<span>以下情况可能会导致AttributeNotFoundException：</span>
<ul>
<li> <span>没有为Model MBean找到ModelMBeanInfo。</span> </li>
<li> <span>没有找到指定的属性名称的ModelMBeanAttributeInfo。</span> </li>
<li> <span>ModelMBeanAttributeInfo isReadable方法返回'false'。</span> </li>
</ul>
</dd>
<dd>
<span><code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包装以下其中一个异常：</span>
<ul>
<li> <span><a href="../../../javax/management/InvalidAttributeValueException.html" title="javax.management中的类"><code>InvalidAttributeValueException</code></a> ：从属性的getter方法接收到错误的值类型，或者在属性描述符中定义的“getMethod”字段不存在缺省值。</span> </li>
<li> <span><a href="../../../javax/management/ServiceNotFoundException.html" title="javax.management中的类"><code>ServiceNotFoundException</code></a> ：没有为属性的getter方法定义的ModelMBeanOperationInfo或与ModelMBeanOperationInfo或被管理资源关联的描述符为null。</span> </li>
<li> <span><a href="../../../javax/management/modelmbean/InvalidTargetObjectTypeException.html" title="javax.management.modelmbean中的类"><code>InvalidTargetObjectTypeException</code>'targetType</a> '字段值不是'objectReference'。</span> </li>
<li> <span>被管理对象的getter抛出的异常。</span> </li>
</ul>
</dd>
<dd>
<span><code><a href="../../../javax/management/ReflectionException.html" title="class in javax.management">ReflectionException</a></code> - 包裹一个<a href="../../../java/lang/Exception.html" title="java.lang中的类"><code>异常</code></a>在尝试调用吸气剂时抛出。</span>
</dd>
<dd>
<span><code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包装<a href="../../../java/lang/IllegalArgumentException.html" title="java.lang中的类"><code>IllegalArgumentException</code></a> ：参数中的属性名称为空。</span>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/management/modelmbean/RequiredModelMBean.html#setAttribute-javax.management.Attribute-"><code>setAttribute(javax.management.Attribute)</code></a>
</dd>
</dl> </li>
</ul> <a name="getAttributes-java.lang.String:A-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getAttributes</h4> <pre>public <a href="../../../javax/management/AttributeList.html" title="class in javax.management">AttributeList</a> getAttributes(<a href="../../../java/lang/String.html" title="class in java.lang">String</a>[] attrNames)</pre>
<div class="block">
<span>返回ModelMBean中的几个属性的值。</span>
<span>对传入的attrNames数组中的每个属性名执行getAttribute。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/DynamicMBean.html#getAttributes-java.lang.String:A-">getAttributes</a></code>在界面 
            <code><a href="../../../javax/management/DynamicMBean.html" title="interface in javax.management">DynamicMBean</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>attrNames</code> - 要检索的属性名称的String数组。 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             检索属性的数组。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<span><code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包装<a href="../../../java/lang/IllegalArgumentException.html" title="java.lang中的类"><code>IllegalArgumentException</code></a> ：参数中的对象名称为null或参数中的属性为空。</span>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/management/modelmbean/RequiredModelMBean.html#setAttributes-javax.management.AttributeList-"><code>setAttributes(javax.management.AttributeList)</code></a>
</dd>
</dl> </li>
</ul> <a name="setAttribute-javax.management.Attribute-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>setAttribute</h4> <pre>public void setAttribute(<a href="../../../javax/management/Attribute.html" title="class in javax.management">Attribute</a> attribute)
                  throws <a href="../../../javax/management/AttributeNotFoundException.html" title="class in javax.management">AttributeNotFoundException</a>,
                         <a href="../../../javax/management/InvalidAttributeValueException.html" title="class in javax.management">InvalidAttributeValueException</a>,
                         <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                         <a href="../../../javax/management/ReflectionException.html" title="class in javax.management">ReflectionException</a></pre>
<div class="block">
<span>设置命名的ModelMBean的特定属性的值。</span>
<span>如果属性描述符的“setMethod”字段包含有效的操作描述符的名称，则执行操作描述符描述的方法。</span>
<span>在此实现中，必须正确指定操作描述符并分配给modelMBeanInfo，以使“setMethod”正常工作。</span>
<span>该方法的响应被设置为描述符中属性的值。</span>
<p> <span>如果currencyTimeLimit&gt; 0，则属性描述符的'value'字段中缓存属性的新值，并将'lastUpdatedTimeStamp'字段设置为当前时间戳。</span> </p>
<p> <span>如果属性描述符的持久字段不为空，则使用属性描述符的持久性策略来指导将属性存储在持久存储中。</span> <br/> <span>如果'persistPolicy'字段是存储MBean：</span> </p>
<ul>
<li> <span>！=“从不”</span> </li>
<li> <span>=“永远”</span> </li>
<li> <span>=“onUpdate”</span> </li>
<li> <span>=“onTimer”，现在&gt;'lastPersistTime'+'persistPeriod'</span> </li>
<li> <span>=“NoMoreOftenThan”，现在&gt;'lastPersistTime'+'persistPeriod'</span> </li>
</ul>
<span>如果'persistPolicy'字段为：不存储MBean：</span>
<ul>
<li> <span>=“从不”</span> </li>
<li> <span>= =“onTimer”&amp;&amp; now &lt;'lastPersistTime'+'persistPeriod'</span> </li>
<li> <span>=“onUnregister”</span> </li>
<li> <span>= =“NoMoreOftenThan”，现在&lt;'lastPersistTime'+'persistPeriod'</span> </li>
</ul>
<p> <span>模型MBean的ModelMBeanInfo存储在一个文件中。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/DynamicMBean.html#setAttribute-javax.management.Attribute-">setAttribute</a></code>在界面 
            <code><a href="../../../javax/management/DynamicMBean.html" title="interface in javax.management">DynamicMBean</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>attribute</code> - 包含要设置的属性的名称和要设置的值的属性实例。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<span><code><a href="../../../javax/management/AttributeNotFoundException.html" title="class in javax.management">AttributeNotFoundException</a></code> - MBean中无法访问指定的属性。</span>
<br/>
<span>以下情况可能会导致AttributeNotFoundException：</span>
<ul>
<li> <span>没有找到指定属性的ModelMBeanAttributeInfo。</span> </li>
<li> <span>ModelMBeanAttributeInfo的isWritable方法返回'false'。</span> </li>
</ul>
</dd>
<dd>
<code><a href="../../../javax/management/InvalidAttributeValueException.html" title="class in javax.management">InvalidAttributeValueException</a></code> - 没有为指定的属性定义描述符。 
           </dd>
<dd>
<span><code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包装以下其中一个异常：</span>
<ul>
<li> <span>被管理对象的setter抛出的异常。</span> </li>
<li> <span>A <a href="../../../javax/management/ServiceNotFoundException.html" title="javax.management中的类"><code>ServiceNotFoundException</code></a>如果setMethod字段在属性的描述符中定义，并且被管理资源为null;</span> <span>或者如果没有定义setMethod字段，并且没有为该属性启用缓存。</span> <span>请注意，如果没有getMethod字段，则会自动启用缓存。</span> </li>
<li> <span><a href="../../../javax/management/modelmbean/InvalidTargetObjectTypeException.html" title="javax.management.modelmbean中的类"><code>InvalidTargetObjectTypeException</code>'targetType</a> '字段值不是'objectReference'。</span> </li>
<li> <span>被管理对象的getter抛出的异常。</span> </li>
</ul>
</dd>
<dd>
<span><code><a href="../../../javax/management/ReflectionException.html" title="class in javax.management">ReflectionException</a></code> - 在尝试调用设置器时抛出一个<a href="../../../java/lang/Exception.html" title="java.lang中的类"><code>异常</code></a> 。</span>
</dd>
<dd>
<span><code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包装<a href="../../../java/lang/IllegalArgumentException.html" title="java.lang中的类"><code>IllegalArgumentException</code></a> ：参数中的属性为null。</span>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/management/modelmbean/RequiredModelMBean.html#getAttribute-java.lang.String-"><code>getAttribute(java.lang.String)</code></a>
</dd>
</dl> </li>
</ul> <a name="setAttributes-javax.management.AttributeList-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>setAttributes</h4> <pre>public <a href="../../../javax/management/AttributeList.html" title="class in javax.management">AttributeList</a> setAttributes(<a href="../../../javax/management/AttributeList.html" title="class in javax.management">AttributeList</a> attributes)</pre>
<div class="block">
<span>设置此ModelBean的属性数组的值。</span>
<span>对列表中的每个属性执行setAttribute（）方法。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/DynamicMBean.html#setAttributes-javax.management.AttributeList-">setAttributes</a></code>在接口 
            <code><a href="../../../javax/management/DynamicMBean.html" title="interface in javax.management">DynamicMBean</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>attributes</code> - 属性列表：要设置的属性的标识以及要设置的属性值。 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             已设置的属性数组，其属性实例中的新值。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<span><code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包装<a href="../../../java/lang/IllegalArgumentException.html" title="java.lang中的类"><code>IllegalArgumentException</code></a> ：参数中的对象名称为null或参数中的属性为空。</span>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/management/modelmbean/RequiredModelMBean.html#getAttributes-java.lang.String:A-"><code>getAttributes(java.lang.String[])</code></a>
</dd>
</dl> </li>
</ul> <a name="addNotificationListener-javax.management.NotificationListener-javax.management.NotificationFilter-java.lang.Object-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>addNotificationListener</h4> <pre>public void addNotificationListener(<a href="../../../javax/management/NotificationListener.html" title="interface in javax.management">NotificationListener</a> listener,
                                    <a href="../../../javax/management/NotificationFilter.html" title="interface in javax.management">NotificationFilter</a> filter,
                                    <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> handback)
                             throws <a href="../../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></pre>
<div class="block">
<span>注册一个实现NotificationListener接口的对象作为监听器。</span>
<span>当通过或通过ModelMBean发出通知时，将调用此对象的'handleNotification（）'方法。</span>
<span>这不包括attributeChangeNotifications。</span>
<span>他们必须独立注册。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/NotificationBroadcaster.html#addNotificationListener-javax.management.NotificationListener-javax.management.NotificationFilter-java.lang.Object-">addNotificationListener</a></code>在界面 
            <code><a href="../../../javax/management/NotificationBroadcaster.html" title="interface in javax.management">NotificationBroadcaster</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>listener</code> - 将处理注册MBean发出的通知的侦听器对象。 
           </dd>
<dd>
<span><code>filter</code> - 过滤器对象。</span>
<span>如果为空，则在处理通知之前不会执行过滤。</span>
</dd>
<dd>
<code>handback</code> - 发送通知时发送给侦听器的上下文通知。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 侦听器不能为空。 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/management/modelmbean/RequiredModelMBean.html#removeNotificationListener-javax.management.NotificationListener-"><code>removeNotificationListener(javax.management.NotificationListener)</code></a>
</dd>
</dl> </li>
</ul> <a name="removeNotificationListener-javax.management.NotificationListener-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>removeNotificationListener</h4> <pre>public void removeNotificationListener(<a href="../../../javax/management/NotificationListener.html" title="interface in javax.management">NotificationListener</a> listener)
                                throws <a href="../../../javax/management/ListenerNotFoundException.html" title="class in javax.management">ListenerNotFoundException</a></pre>
<div class="block">
            从RequiredModelMBean中删除通知的侦听器。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/NotificationBroadcaster.html#removeNotificationListener-javax.management.NotificationListener-">removeNotificationListener</a></code>在界面 
            <code><a href="../../../javax/management/NotificationBroadcaster.html" title="interface in javax.management">NotificationBroadcaster</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<span><code>listener</code> - 处理由注册MBean发出的通知的侦听器名称。</span>
<span>此方法将删除与此侦听器相关的所有信息。</span>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/ListenerNotFoundException.html" title="class in javax.management">ListenerNotFoundException</a></code> - 监听器未在MBean中注册或为空。 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/management/modelmbean/RequiredModelMBean.html#addNotificationListener-javax.management.NotificationListener-javax.management.NotificationFilter-java.lang.Object-"><code>addNotificationListener(javax.management.NotificationListener, javax.management.NotificationFilter, java.lang.Object)</code></a>
</dd>
</dl> </li>
</ul> <a name="removeNotificationListener-javax.management.NotificationListener-javax.management.NotificationFilter-java.lang.Object-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>removeNotificationListener</h4> <pre>public void removeNotificationListener(<a href="../../../javax/management/NotificationListener.html" title="interface in javax.management">NotificationListener</a> listener,
                                       <a href="../../../javax/management/NotificationFilter.html" title="interface in javax.management">NotificationFilter</a> filter,
                                       <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> handback)
                                throws <a href="../../../javax/management/ListenerNotFoundException.html" title="class in javax.management">ListenerNotFoundException</a></pre>
<div class="block">
<span class="descfrmTypeLabel">描述从界面： <code><a href="../../../javax/management/NotificationEmitter.html#removeNotificationListener-javax.management.NotificationListener-javax.management.NotificationFilter-java.lang.Object-">NotificationEmitter</a></code>复制</span>
</div>
<div class="block">
<p> <span>从这个MBean中删除一个监听器。</span> <span>该MBean必须有一个与给定匹配的侦听<code>listener</code> ， <code>filter</code>和<code>handback</code>参数。</span> <span>如果有多个这样的听众，只有一个被删除。</span> </p>
<p> <span><code>filter</code>和<code>handback</code>参数当且仅当在要删除的侦听器中为空时才可以为空。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/NotificationEmitter.html#removeNotificationListener-javax.management.NotificationListener-javax.management.NotificationFilter-java.lang.Object-">removeNotificationListener</a></code>在界面 
            <code><a href="../../../javax/management/NotificationEmitter.html" title="interface in javax.management">NotificationEmitter</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>listener</code> - 以前添加到此MBean的侦听器。 
           </dd>
<dd>
<code>filter</code> - 添加侦听器时指定的过滤器。 
           </dd>
<dd>
<code>handback</code> - 添加侦听器时指定的回调。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/ListenerNotFoundException.html" title="class in javax.management">ListenerNotFoundException</a></code> - 监听器未注册到MBean，或者没有向给定的过滤器和回传注册。 
           </dd>
</dl> </li>
</ul> <a name="sendNotification-javax.management.Notification-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>sendNotification</h4> <pre>public void sendNotification(<a href="../../../javax/management/Notification.html" title="class in javax.management">Notification</a> ntfyObj)
                      throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                             <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></pre>
<div class="block">
<span class="descfrmTypeLabel">说明从界面： <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#sendNotification-javax.management.Notification-">ModelMBeanNotificationBroadcaster</a></code>复制</span>
</div>
<div class="block">
            发送通知，该通知将作为jmx.modelmbean.generic通知传递给ModelMBean上的注册通知侦听器。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#sendNotification-javax.management.Notification-">sendNotification</a></code>在界面 
            <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html" title="interface in javax.management.modelmbean">ModelMBeanNotificationBroadcaster</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>ntfyObj</code> - 要传递给侦听器对象的“handleNotification”方法的通知。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包裹分布式通信异常。 
           </dd>
<dd>
<code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包裹一个IllegalArgumentException：在参数中传递的Notification对象为null。 
           </dd>
</dl> </li>
</ul> <a name="sendNotification-java.lang.String-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>sendNotification</h4> <pre>public void sendNotification(<a href="../../../java/lang/String.html" title="class in java.lang">String</a> ntfyText)
                      throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                             <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></pre>
<div class="block">
<span class="descfrmTypeLabel">说明从界面： <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#sendNotification-java.lang.String-">ModelMBeanNotificationBroadcaster</a></code>复制</span>
</div>
<div class="block">
            发送一个通知，其中包含传递给ModelMBean上注册的通知侦听器的文本字符串。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#sendNotification-java.lang.String-">sendNotification</a></code>在界面 
            <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html" title="interface in javax.management.modelmbean">ModelMBeanNotificationBroadcaster</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<span><code>ntfyText</code> - 要在通知中传递给侦听器对象的“handleNotification”方法的文本。</span>
<span>构造的通知将是：键入“jmx.modelmbean.generic”源此ModelMBean实例序列1</span>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包裹分布式通信异常。 
           </dd>
<dd>
<code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包裹一个IllegalArgumentException：参数中传递的Notification文本字符串为null。 
           </dd>
</dl> </li>
</ul> <a name="getNotificationInfo--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getNotificationInfo</h4> <pre>public <a href="../../../javax/management/MBeanNotificationInfo.html" title="class in javax.management">MBeanNotificationInfo</a>[] getNotificationInfo()</pre>
<div class="block">
<span>返回始终由RequiredModelMBean生成的通知数组。</span>
<p> <span>RequiredModelMBean可能还会再发送两个附加通知：</span> </p>
<ul>
<li> <span>一个与描述<code>"name=GENERIC,descriptorType=notification,log=T,severity=6,displayName=jmx.modelmbean.generic"</code></span> </li>
<li> <span>第二个是具有描述<code>"name=ATTRIBUTE_CHANGE,descriptorType=notification,log=T,severity=6,displayName=jmx.attribute.change"</code>的标准属性更改<code>"name=ATTRIBUTE_CHANGE,descriptorType=notification,log=T,severity=6,displayName=jmx.attribute.change"</code></span> </li>
</ul>
<span>因此，这两个通知总是添加到应用程序指定的那些。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/NotificationBroadcaster.html#getNotificationInfo--">getNotificationInfo</a></code>在界面 
            <code><a href="../../../javax/management/NotificationBroadcaster.html" title="interface in javax.management">NotificationBroadcaster</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             MBeanNotificationInfo [] 
           </dd>
</dl> </li>
</ul> <a name="addAttributeChangeNotificationListener-javax.management.NotificationListener-java.lang.String-java.lang.Object-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>addAttributeChangeNotificationListener</h4> <pre>public void addAttributeChangeNotificationListener(<a href="../../../javax/management/NotificationListener.html" title="interface in javax.management">NotificationListener</a> inlistener,
                                                   <a href="../../../java/lang/String.html" title="class in java.lang">String</a> inAttributeName,
                                                   <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> inhandback)
                                            throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                                                   <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a>,
                                                   <a href="../../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></pre>
<div class="block">
<span class="descfrmTypeLabel">说明从界面： <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#addAttributeChangeNotificationListener-javax.management.NotificationListener-java.lang.String-java.lang.Object-">ModelMBeanNotificationBroadcaster</a></code>复制</span>
</div>
<div class="block">
<span>注册一个实现NotificationListener接口的对象作为监听器。</span>
<span>当通过或通过ModelMBean发出任何attributeChangeNotification时，将调用此对象的'handleNotification（）'方法。</span>
<span>这不包括其他通知。</span>
<span>他们必须独立注册。</span>
<span>将为此attributeName生成AttributeChangeNotification。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#addAttributeChangeNotificationListener-javax.management.NotificationListener-java.lang.String-java.lang.Object-">addAttributeChangeNotificationListener</a></code>在界面 
            <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html" title="interface in javax.management.modelmbean">ModelMBeanNotificationBroadcaster</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>inlistener</code> - 将处理由注册MBean发出的通知的侦听器对象。 
           </dd>
<dd>
<span><code>inAttributeName</code> - 要接收更改通知的ModelMBean属性的名称。</span>
<span>如果为null，则所有属性更改将导致发出attributeChangeNotification。</span>
</dd>
<dd>
<code>inhandback</code> - 发出通知时发送给侦听器的上下文通知。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包装分布式通信异常。 
           </dd>
<dd>
<code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包裹一个IllegalArgumentException参数中传递的属性名称不存在。 
           </dd>
<dd>
<code><a href="../../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 侦听器不能为null。 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#removeAttributeChangeNotificationListener-javax.management.NotificationListener-java.lang.String-"><code>ModelMBeanNotificationBroadcaster.removeAttributeChangeNotificationListener(javax.management.NotificationListener, java.lang.String)</code></a>
</dd>
</dl> </li>
</ul> <a name="removeAttributeChangeNotificationListener-javax.management.NotificationListener-java.lang.String-">
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<ul class="blockList">
<li class="blockList"> <h4>removeAttributeChangeNotificationListener</h4> <pre>public void removeAttributeChangeNotificationListener(<a href="../../../javax/management/NotificationListener.html" title="interface in javax.management">NotificationListener</a> inlistener,
                                                      <a href="../../../java/lang/String.html" title="class in java.lang">String</a> inAttributeName)
                                               throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                                                      <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a>,
                                                      <a href="../../../javax/management/ListenerNotFoundException.html" title="class in javax.management">ListenerNotFoundException</a></pre>
<div class="block">
<span class="descfrmTypeLabel">说明从界面： <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#removeAttributeChangeNotificationListener-javax.management.NotificationListener-java.lang.String-">ModelMBeanNotificationBroadcaster</a></code>复制</span>
</div>
<div class="block">
            从RequiredModelMBean中删除attributeChangeNotifications的侦听器。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#removeAttributeChangeNotificationListener-javax.management.NotificationListener-java.lang.String-">removeAttributeChangeNotificationListener</a></code>在界面 
            <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html" title="interface in javax.management.modelmbean">ModelMBeanNotificationBroadcaster</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<span><code>inlistener</code> - 处理由注册MBean发出的通知的侦听器名称。</span>
<span>此方法将删除与此侦听器相关的所有信息。</span>
</dd>
<dd>
<span><code>inAttributeName</code> - 侦听器不再需要接收attributeChangeNotifications的属性。</span>
<span>如果为null，则将为所有attributeChangeNotifications移除侦听器。</span>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包装分布式通信异常。 
           </dd>
<dd>
<code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包裹一个IllegalArgumentException如果inAttributeName参数与属性名称不对应。 
           </dd>
<dd>
<code><a href="../../../javax/management/ListenerNotFoundException.html" title="class in javax.management">ListenerNotFoundException</a></code> - 监听器未在MBean中注册或为空。 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#addAttributeChangeNotificationListener-javax.management.NotificationListener-java.lang.String-java.lang.Object-"><code>ModelMBeanNotificationBroadcaster.addAttributeChangeNotificationListener(javax.management.NotificationListener, java.lang.String, java.lang.Object)</code></a>
</dd>
</dl> </li>
</ul> <a name="sendAttributeChangeNotification-javax.management.AttributeChangeNotification-">
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<ul class="blockList">
<li class="blockList"> <h4>sendAttributeChangeNotification</h4> <pre>public void sendAttributeChangeNotification(<a href="../../../javax/management/AttributeChangeNotification.html" title="class in javax.management">AttributeChangeNotification</a> ntfyObj)
                                     throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                                            <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></pre>
<div class="block">
<span class="descfrmTypeLabel">说明从界面： <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#sendAttributeChangeNotification-javax.management.AttributeChangeNotification-">ModelMBeanNotificationBroadcaster</a></code>复制</span>
</div>
<div class="block">
            发送一个attributeChangeNotification，该属性传递给ModelMBean上注册的attributeChangeNotification侦听器。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#sendAttributeChangeNotification-javax.management.AttributeChangeNotification-">sendAttributeChangeNotification</a></code>在界面 
            <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html" title="interface in javax.management.modelmbean">ModelMBeanNotificationBroadcaster</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>ntfyObj</code> - 要传递给侦听器对象的“handleNotification”方法的通知。 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包裹分布式通信异常。 
           </dd>
<dd>
<code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包裹一个IllegalArgumentException：参数中传递的AttributeChangeNotification对象为null。 
           </dd>
</dl> </li>
</ul> <a name="sendAttributeChangeNotification-javax.management.Attribute-javax.management.Attribute-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>sendAttributeChangeNotification</h4> <pre>public void sendAttributeChangeNotification(<a href="../../../javax/management/Attribute.html" title="class in javax.management">Attribute</a> inOldVal,
                                            <a href="../../../javax/management/Attribute.html" title="class in javax.management">Attribute</a> inNewVal)
                                     throws <a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a>,
                                            <a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></pre>
<div class="block">
<span class="descfrmTypeLabel">说明从界面： <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#sendAttributeChangeNotification-javax.management.Attribute-javax.management.Attribute-">ModelMBeanNotificationBroadcaster</a></code>复制</span>
</div>
<div class="block">
            发送一个attributeChangeNotification，其中包含该属性的旧值和新值到ModelMBean上注册的AttributeChangeNotification侦听器。 
           <p></p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html#sendAttributeChangeNotification-javax.management.Attribute-javax.management.Attribute-">sendAttributeChangeNotification</a></code>在界面 
            <code><a href="../../../javax/management/modelmbean/ModelMBeanNotificationBroadcaster.html" title="interface in javax.management.modelmbean">ModelMBeanNotificationBroadcaster</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>inOldVal</code> - 
            <code>inOldVal</code>的原始值 
           </dd>
<dd>
<span><code>inNewVal</code> - <code>inNewVal</code>的当前值</span>
<pre>  <span>The constructed attributeChangeNotification will be:
   type        "jmx.attribute.change"
   source      this ModelMBean instance
   sequence    1
   attributeName oldValue.getName()
   attributeType oldValue's class
   attributeOldValue oldValue.getValue()
   attributeNewValue newValue.getValue()</span> </pre>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanException.html" title="class in javax.management">MBeanException</a></code> - 包装分布式通信异常。 
           </dd>
<dd>
<code><a href="../../../javax/management/RuntimeOperationsException.html" title="class in javax.management">RuntimeOperationsException</a></code> - 包裹一个IllegalArgumentException：在参数中传递的属性对象为null或参数中两个Attribute对象的名称不相同。 
           </dd>
</dl> </li>
</ul> <a name="getClassLoaderRepository--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getClassLoaderRepository</h4> <pre>protected <a href="../../../javax/management/loading/ClassLoaderRepository.html" title="interface in javax.management.loading">ClassLoaderRepository</a> getClassLoaderRepository()</pre>
<div class="block">
<span>返回用于执行类加载的Class Loader Repository。</span>
<span>子类可能希望重新定义此方法，以返回应在此对象中使用的适当的<a href="../../../javax/management/loading/ClassLoaderRepository.html" title="javax.management.loading中的接口"><code>ClassLoaderRepository</code></a> 。</span>
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             Class Loader Repository。 
           </dd>
</dl> </li>
</ul> <a name="preRegister-javax.management.MBeanServer-javax.management.ObjectName-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>preRegister</h4> <pre>public <a href="../../../javax/management/ObjectName.html" title="class in javax.management">ObjectName</a> preRegister(<a href="../../../javax/management/MBeanServer.html" title="interface in javax.management">MBeanServer</a> server,
                              <a href="../../../javax/management/ObjectName.html" title="class in javax.management">ObjectName</a> name)
                       throws <a href="../../../java/lang/Exception.html" title="class in java.lang">异常</a></pre>
<div class="block">
<span>允许MBean在MBean服务器注册之前执行所需的任何操作。</span>
<span>如果未指定MBean的名称，则MBean可以为其注册提供一个名称。</span>
<span>如果引发异常，MBean将不会在MBean服务器中注册。</span>
<p> <span>为了确保RequireModelMBean的正常运行时间的语义，RequiredModelMBean的任何子类重载或重写此方法应调用<code>super.preRegister(server, name)</code>在自己<code>preRegister</code>实现。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanRegistration.html#preRegister-javax.management.MBeanServer-javax.management.ObjectName-">preRegister</a></code>在界面 
            <code><a href="../../../javax/management/MBeanRegistration.html" title="interface in javax.management">MBeanRegistration</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>server</code> - MBean将在其中 
            <code>server</code>的MBean服务器。 
           </dd>
<dd>
<span><code>name</code> - MBean的对象名称。</span>
<span>此名称为null如果名称参数的一个<code>createMBean</code>或<code>registerMBean</code>方法在<a href="../../../javax/management/MBeanServer.html" title="javax.management中的接口"><code>MBeanServer</code></a>接口为空。</span>
<span>在这种情况下，此方法必须为新的MBean返回非空的ObjectName。</span>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<span>要注册MBean的名称。</span>
<span>此值不能为空。</span>
<span>如果<code>name</code>参数不为空，则通常不一定是返回值。</span>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<span><code><a href="../../../java/lang/Exception.html" title="class in java.lang">异常</a></code> - 此异常将被MBean服务器捕获，并重新抛出为<a href="../../../javax/management/MBeanRegistrationException.html" title="javax.management中的类"><code>MBeanRegistrationException</code></a> 。</span>
</dd>
</dl> </li>
</ul> <a name="postRegister-java.lang.Boolean-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>postRegister</h4> <pre>public void postRegister(<a href="../../../java/lang/Boolean.html" title="class in java.lang">Boolean</a> registrationDone)</pre>
<div class="block">
<span>允许MBean在MBean服务器中注册或注册失败后执行所需的操作。</span>
<p> <span>为了确保RequireModelMBean的正常运行时间的语义，RequiredModelMBean的任何子类重载或重写此方法应调用<code>super.postRegister(registrationDone)</code>在自己<code>postRegister</code>实现。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanRegistration.html#postRegister-java.lang.Boolean-">postRegister</a></code>在界面 
            <code><a href="../../../javax/management/MBeanRegistration.html" title="interface in javax.management">MBeanRegistration</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<span><code>registrationDone</code> - 指示MBean是否已成功注册到MBean服务器中。</span>
<span>值false表示注册阶段失败。</span>
</dd>
</dl> </li>
</ul> <a name="preDeregister--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>preDeregister</h4> <pre>public void preDeregister()
                   throws <a href="../../../java/lang/Exception.html" title="class in java.lang">异常</a></pre>
<div class="block">
<span>允许MBean在MBean服务器取消注册之前执行所需的任何操作。</span>
<p> <span>为了确保RequireModelMBean的正常运行时间的语义，RequiredModelMBean的任何子类重载或重写此方法应调用<code>super.preDeregister()</code>在自己<code>preDeregister</code>实现。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanRegistration.html#preDeregister--">preDeregister</a></code>在界面 
            <code><a href="../../../javax/management/MBeanRegistration.html" title="interface in javax.management">MBeanRegistration</a></code>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<span><code><a href="../../../java/lang/Exception.html" title="class in java.lang">异常</a></code> - 此异常将被MBean服务器捕获，并重新抛出为<a href="../../../javax/management/MBeanRegistrationException.html" title="javax.management中的类"><code>MBeanRegistrationException</code></a> 。</span>
</dd>
</dl> </li>
</ul> <a name="postDeregister--">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>postDeregister</h4> <pre>public void postDeregister()</pre>
<div class="block">
<span>允许MBean在MBean服务器中取消注册后执行所需的任何操作。</span>
<p> <span>为了确保RequireModelMBean的正常运行时间的语义，RequiredModelMBean的任何子类重载或重写此方法应调用<code>super.postDeregister()</code>在自己<code>postDeregister</code>实现。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/management/MBeanRegistration.html#postDeregister--">postDeregister</a></code>在界面 
            <code><a href="../../../javax/management/MBeanRegistration.html" title="interface in javax.management">MBeanRegistration</a></code>
</dd>
</dl> </li>
</ul> </li>
</ul> </li>
</ul>
</div>
</div>