Simultaneous deployment of Java servlet and database connection pools

Source: Internet
Author: User
Tags auth query resource access tomcat
servlet| Data | database | database connection keywords: Servlet connection pool

Author: Jrq


Test Web Application Environment: Win2K Pro + Tomcat 5.0

Note the order in which the servlet and connection pools are deployed in the Web.xml file in the Web application.

Web.xml files, in <web-app> tags, you need to write <servlet> and <servlet-mapping&gt, and then write <resource-ref>.
Otherwise, the context of this Web application does not start properly when Tomcat starts, and this Web application is not accessed properly.

The Web.xml concise example of a servlet and connection pool deployment at the same time is as follows:


<description>access DataSource example</description>

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