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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.log4j.db</a></div>
<h2 title="Interface ConnectionSource" class="title">Interface ConnectionSource</h2>
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<dd><code><a href="../spi/Component.html" title="interface in org.apache.log4j.spi">Component</a></code>, <code>org.apache.log4j.spi.OptionHandler</code></dd>
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<dt>All Known Implementing Classes:</dt>
<dd><code><a href="ConnectionSourceSkeleton.html" title="class in org.apache.log4j.db">ConnectionSourceSkeleton</a></code>, <code><a href="DataSourceConnectionSource.html" title="class in org.apache.log4j.db">DataSourceConnectionSource</a></code>, <code><a href="DriverManagerConnectionSource.html" title="class in org.apache.log4j.db">DriverManagerConnectionSource</a></code>, <code><a href="JNDIConnectionSource.html" title="class in org.apache.log4j.db">JNDIConnectionSource</a></code></dd>
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<pre>public interface <span class="typeNameLabel">ConnectionSource</span>
extends <a href="../spi/Component.html" title="interface in org.apache.log4j.spi">Component</a>, org.apache.log4j.spi.OptionHandler</pre>
<div class="block">The <code>ConnectionSource</code> interface provides a pluggable means of
transparently obtaining JDBC <a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql" class="externalLink"><code>Connection</code></a>s for log4j classes
that require the use of a <a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql" class="externalLink"><code>Connection</code></a>.</div>
<dl>
<dt><span class="simpleTagLabel">Author:</span></dt>
<dd><a href="mailto:rdecampo@twcny.rr.com">Ray DeCampo</a></dd>
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<td class="colFirst"><code>static int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#HSQL_DIALECT">HSQL_DIALECT</a></span></code></th>
<td class="colLast">&nbsp;</td>
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<td class="colFirst"><code>static int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#MSSQL_DIALECT">MSSQL_DIALECT</a></span></code></th>
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<td class="colFirst"><code>static int</code></td>
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<td class="colFirst"><code>static int</code></td>
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<td class="colFirst"><code>static int</code></td>
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<td class="colFirst"><code>static int</code></td>
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql" class="externalLink">Connection</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getConnection()">getConnection</a></span>()</code></th>
<td class="colLast">
<div class="block">Obtain a <a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql" class="externalLink"><code>Connection</code></a> for use.</div>
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<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSQLDialectCode()">getSQLDialectCode</a></span>()</code></th>
<td class="colLast">
<div class="block">Get the SQL dialect that should be used for this connection.</div>
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<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#supportsBatchUpdates()">supportsBatchUpdates</a></span>()</code></th>
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<div class="block">If the connection does not support batch updates, we will avoid using them.</div>
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<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#supportsGetGeneratedKeys()">supportsGetGeneratedKeys</a></span>()</code></th>
<td class="colLast">
<div class="block">If the connection supports the JDBC 3.0 getGeneratedKeys method, then
we do not need any specific dialect support.</div>
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<code><a href="../spi/Component.html#setLoggerRepository(org.apache.log4j.spi.LoggerRepository)">setLoggerRepository</a></code></li>
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<pre>static final&nbsp;int UNKNOWN_DIALECT</pre>
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<pre>static final&nbsp;int POSTGRES_DIALECT</pre>
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<pre>static final&nbsp;int MYSQL_DIALECT</pre>
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<pre>static final&nbsp;int ORACLE_DIALECT</pre>
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<pre>static final&nbsp;int MSSQL_DIALECT</pre>
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<pre>static final&nbsp;int HSQL_DIALECT</pre>
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<h4>getConnection</h4>
<pre class="methodSignature"><a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql" class="externalLink">Connection</a>&nbsp;getConnection()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql" class="externalLink">SQLException</a></pre>
<div class="block">Obtain a <a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql" class="externalLink"><code>Connection</code></a> for use. The client is
responsible for closing the <a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql" class="externalLink"><code>Connection</code></a> when it is no
longer required.</div>
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<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql" class="externalLink">SQLException</a></code> - if a <a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql" class="externalLink"><code>Connection</code></a> could not be
obtained</dd>
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<pre class="methodSignature">int&nbsp;getSQLDialectCode()</pre>
<div class="block">Get the SQL dialect that should be used for this connection. Note that the
dialect is not needed if the JDBC driver supports the getGeneratedKeys
method.</div>
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<pre class="methodSignature">boolean&nbsp;supportsGetGeneratedKeys()</pre>
<div class="block">If the connection supports the JDBC 3.0 getGeneratedKeys method, then
we do not need any specific dialect support.</div>
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<pre class="methodSignature">boolean&nbsp;supportsBatchUpdates()</pre>
<div class="block">If the connection does not support batch updates, we will avoid using them.</div>
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