uTools-Manuals/docs/java/javax/management/QueryExp.html

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     javax.management 
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<h2 class="title" title="Interface QueryExp">Interface QueryExp</h2>
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         All Superinterfaces: 
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<span><a href="../../java/io/Serializable.html" title="java.io中的接口">Serializable</a></span>
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        所有已知实现类：
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<span><a href="../../javax/management/ObjectName.html" title="javax.management中的类">ObjectName</a></span>
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<hr/> <br/> <pre>public interface <span class="typeNameLabel">QueryExp</span>
extends <a href="../../java/io/Serializable.html" title="interface in java.io">Serializable</a></pre>
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<p> <span>表示与数据库查询“where子句”类似的关系约束。</span> <span>QueryExp的实例由<a href="../../javax/management/Query.html" title="javax.management中的类"><code>Query</code></a>类的静态方法返回。</span> </p>
<p> <span>通过实现此接口来创建自定义查询是可能的，但不推荐使用。</span> <span>在这种情况下，最好是延长<a href="../../javax/management/QueryEval.html" title="javax.management中的类"><code>QueryEval</code></a>类，而不是直接实现该接口，使<a href="../../javax/management/QueryExp.html#setMBeanServer-javax.management.MBeanServer-"><code>setMBeanServer(javax.management.MBeanServer)</code></a>法正常工作。</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 class="seeLabel">另请参见：</span>
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<a href="../../javax/management/MBeanServer.html#queryNames-javax.management.ObjectName-javax.management.QueryExp-"><code>MBeanServer.queryNames</code></a>
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<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/management/QueryExp.html#apply-javax.management.ObjectName-">apply</a></span>(<a href="../../javax/management/ObjectName.html" title="class in javax.management">ObjectName</a> name)</code>
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              在MBean上应用QueryExp。 
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/management/QueryExp.html#setMBeanServer-javax.management.MBeanServer-">setMBeanServer</a></span>(<a href="../../javax/management/MBeanServer.html" title="interface in javax.management">MBeanServer</a> s)</code>
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              设置要执行查询的MBean服务器。 
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<li class="blockList"> <h4>apply</h4> <pre>boolean apply(<a href="../../javax/management/ObjectName.html" title="class in javax.management">ObjectName</a> name)
       throws <a href="../../javax/management/BadStringOperationException.html" title="class in javax.management">BadStringOperationException</a>,
              <a href="../../javax/management/BadBinaryOpValueExpException.html" title="class in javax.management">BadBinaryOpValueExpException</a>,
              <a href="../../javax/management/BadAttributeValueExpException.html" title="class in javax.management">BadAttributeValueExpException</a>,
              <a href="../../javax/management/InvalidApplicationException.html" title="class in javax.management">InvalidApplicationException</a></pre>
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            在MBean上应用QueryExp。 
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<span class="paramLabel">参数</span>
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<code>name</code> - 要应用QueryExp的MBean的名称。 
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<span class="returnLabel">结果</span>
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             如果查询成功应用于MBean，则为true，否则为false 
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<span class="throwsLabel">异常</span>
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<code><a href="../../javax/management/BadStringOperationException.html" title="class in javax.management">BadStringOperationException</a></code>
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<code><a href="../../javax/management/BadBinaryOpValueExpException.html" title="class in javax.management">BadBinaryOpValueExpException</a></code>
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<code><a href="../../javax/management/BadAttributeValueExpException.html" title="class in javax.management">BadAttributeValueExpException</a></code>
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<code><a href="../../javax/management/InvalidApplicationException.html" title="class in javax.management">InvalidApplicationException</a></code>
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<li class="blockList"> <h4>setMBeanServer</h4> <pre>void setMBeanServer(<a href="../../javax/management/MBeanServer.html" title="interface in javax.management">MBeanServer</a> s)</pre>
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            设置要执行查询的MBean服务器。 
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<span class="paramLabel">参数</span>
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<code>s</code> - 要执行查询的MBean服务器。 
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