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219 lines
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compact2, compact3
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javax.sql
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<h2 class="title" title="Class ConnectionEvent">Class ConnectionEvent</h2>
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</div><div class="contentContainer">
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<ul class="inheritance">
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<li><a href="../../java/lang/Object.html" title="class in java.lang">java.lang.Object</a></li>
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<li>
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<ul class="inheritance">
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<li><a href="../../java/util/EventObject.html" title="class in java.util">java.util.EventObject</a></li>
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<li>
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<ul class="inheritance">
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<li>javax.sql.ConnectionEvent</li>
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<dl>
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All Implemented Interfaces:
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<dd>
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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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</dl>
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<hr/> <br/> <pre>public class <span class="typeNameLabel">ConnectionEvent</span>
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extends <a href="../../java/util/EventObject.html" title="class in java.util">EventObject</a></pre>
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<p> <span>一个<code>Event</code>对象，提供有关连接相关事件源的信息。</span> <span><code>ConnectionEvent</code>对象在应用程序关闭池化连接和发生错误时生成。</span> <span><code>ConnectionEvent</code>对象包含两种信息：</span> </p>
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<ul>
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<li> <span>合并的连接由应用程序关闭</span> </li>
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<li> <span>在发生错误的情况下， <code>SQLException</code>即将被抛出到应用程序中</span> </li>
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<span class="simpleTagLabel">从以下版本开始：</span>
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</dt>
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<dd>
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1.4
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</dd>
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<dt>
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<span class="seeLabel">另请参见：</span>
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</dt>
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<dd>
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<a href="../../serialized-form.html#javax.sql.ConnectionEvent">Serialized Form</a>
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</dd>
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</dl> </li>
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<!-- =========== FIELD SUMMARY =========== -->
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<!-- --> </a> <h3>Field Summary</h3>
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<!-- --> </a> <h3>Fields inherited from class java.util.<a href="../../java/util/EventObject.html" title="class in java.util">EventObject</a></h3> <code><a href="../../java/util/EventObject.html#source">source</a></code></li>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<!-- --> </a> <h3>构造方法摘要</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Constructor Summary table, listing constructors, and an explanation">
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<caption>
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<span>构造方法</span>
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<span class="tabEnd"> </span>
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<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
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<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/sql/ConnectionEvent.html#ConnectionEvent-javax.sql.PooledConnection-">ConnectionEvent</a></span>(<a href="../../javax/sql/PooledConnection.html" title="interface in javax.sql">PooledConnection</a> con)</code>
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<div class="block">
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构造一个
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<code>ConnectionEvent</code>给定初始化的对象
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<code>PooledConnection</code>对象。
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</div> </td>
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<tr class="rowColor">
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<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/sql/ConnectionEvent.html#ConnectionEvent-javax.sql.PooledConnection-java.sql.SQLException-">ConnectionEvent</a></span>(<a href="../../javax/sql/PooledConnection.html" title="interface in javax.sql">PooledConnection</a> con, <a href="../../java/sql/SQLException.html" title="class in java.sql">SQLException</a> ex)</code>
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<div class="block">
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构造一个
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<code>ConnectionEvent</code>给定初始化的对象
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<code>PooledConnection</code>对象和
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<code>SQLException</code>对象。
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</div> </td>
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</tr>
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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="t4"><span><a href="javascript:show(8);">具体的方法</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 class="altColor" id="i0">
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<td class="colFirst"><code><a href="../../java/sql/SQLException.html" title="class in java.sql">SQLException</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/sql/ConnectionEvent.html#getSQLException--">getSQLException</a></span>()</code>
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<div class="block">
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检索
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<code>SQLException</code>这个
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<code>ConnectionEvent</code>对象。
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</div> </td>
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<li class="blockList"><a name="methods.inherited.from.class.java.util.EventObject">
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<!-- --> </a> <h3>Methods inherited from class java.util.<a href="../../java/util/EventObject.html" title="class in java.util">EventObject</a></h3> <code><a href="../../java/util/EventObject.html#getSource--">getSource</a>, <a href="../../java/util/EventObject.html#toString--">toString</a></code></li>
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<!-- --> </a> <h3>Methods inherited from class java.lang.<a href="../../java/lang/Object.html" title="class in java.lang">Object</a></h3> <code><a href="../../java/lang/Object.html#clone--">clone</a>, <a href="../../java/lang/Object.html#equals-java.lang.Object-">equals</a>, <a href="../../java/lang/Object.html#finalize--">finalize</a>, <a href="../../java/lang/Object.html#getClass--">getClass</a>, <a href="../../java/lang/Object.html#hashCode--">hashCode</a>, <a href="../../java/lang/Object.html#notify--">notify</a>, <a href="../../java/lang/Object.html#notifyAll--">notifyAll</a>, <a href="../../java/lang/Object.html#wait--">wait</a>, <a href="../../java/lang/Object.html#wait-long-">wait</a>, <a href="../../java/lang/Object.html#wait-long-int-">wait</a></code></li>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->
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<!-- --> </a> <h3>构造方法详细信息</h3> <a name="ConnectionEvent-javax.sql.PooledConnection-">
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<li class="blockList"> <h4>ConnectionEvent</h4> <pre>public ConnectionEvent(<a href="../../javax/sql/PooledConnection.html" title="interface in javax.sql">PooledConnection</a> con)</pre>
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<div class="block">
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<p> <span>构造一个<code>ConnectionEvent</code>给定初始化的对象<code>PooledConnection</code>对象。</span> <span><code>SQLException</code>默认为<code>null</code> 。</span> </p>
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<dl>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>con</code> - 作为事件源的池化连接
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</dd>
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<dt>
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<span class="throwsLabel">异常</span>
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</dt>
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<dd>
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<code><a href="../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 如果
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<code>con</code>为空。
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</dd>
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</dl> </li>
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</ul> <a name="ConnectionEvent-javax.sql.PooledConnection-java.sql.SQLException-">
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<ul class="blockListLast">
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<li class="blockList"> <h4>ConnectionEvent</h4> <pre>public ConnectionEvent(<a href="../../javax/sql/PooledConnection.html" title="interface in javax.sql">PooledConnection</a> con,
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<a href="../../java/sql/SQLException.html" title="class in java.sql">SQLException</a> ex)</pre>
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<div class="block">
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<p>构造一个<code>ConnectionEvent</code>对象，该对象使用给定的<code>PooledConnection</code>对象和<code>SQLException</code>对象初始化。 </p>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>con</code> - 作为事件源的池化连接
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</dd>
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<dd>
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<code>ex</code> - 将要抛出的SQLException应用程序
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</dd>
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<dt>
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<span class="throwsLabel">异常</span>
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</dt>
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<dd>
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<code><a href="../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 如果
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<code>con</code>为空。
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</dd>
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<!-- ============ METHOD DETAIL ========== -->
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<!-- --> </a> <h3>方法详细信息</h3> <a name="getSQLException--">
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<li class="blockList"> <h4>getSQLException</h4> <pre>public <a href="../../java/sql/SQLException.html" title="class in java.sql">SQLException</a> getSQLException()</pre>
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<p> <span>获取<code>SQLException</code>对于这个<code>ConnectionEvent</code>对象。</span> <span>可能是<code>null</code> 。</span> </p>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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将要抛出的
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<code>null</code>或
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<code>null</code>
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</dd>
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