2)在tomcat目录下的conf/server.XML中的</Host>前加入(注意:全部大写的地方要替换成你自己的东西)
以下为引用的内容：
<!--for mysql database connection pool-->
<Context path="/APPLICATION_NAME" docBase="APPLICATIOIN_NAME" debug="5"
reloadable="true" crossContext="true">
<Logger className="org.apache.catalina.logger.FileLogger" prefix="localhost_DBTest_log."
suffix=".txt" timestamp="true" />
<Resource name="jdbc/DATABASE_NAME" auth="Container" type="javax.sql.DataSource"
/>
<ResourceParams name="jdbc/DATABASE_NAME">
<parameter>
<name>
factory
</name>
<value>
org.apache.commons.dbcp.BasicDataSourceFactory
</value>
</parameter>
<!-- Class name for mm.mysql JDBC driver -->
<parameter>
<name>
driverClassName
</name>
<value>
org.gjt.mm.mysql.Driver
</value>
</parameter>
<!-- The JDBC connection url for connecting to your MySQL dB. The autoReconnect=true
argument to the url makes sure that the mm.mysql JDBC Driver will automatically
reconnect if mysqld closed the connection. mysqld by default closes idle
connections after 8 hours.-->
<parameter>
<name>
url
</name>
<value>
jdbc:mysql://localhost:3306/DATABASE_NAME?autoReconnect=true
</value>
</parameter>
<!-- MySQL dB username and password for dB connections -->
<parameter>
<name>
username
</name>
<value>
DB_USERNAME
</value>
</parameter>
<parameter>
<name>
password
</name>
<value>
DB_PASSword
</value>
</parameter>
<!-- Maximum number of dB connections in pool. Make sure you configure
your mysqld max_connections large enough to handle all of your db connections.
Set to 0 for no limit.-->
<parameter>
<name>
maxActive
</name>
<value>
100
</value>
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