tomcat-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From David Smith <d...@cornell.edu>
Subject Re: NamingException
Date Wed, 02 Jan 2008 13:43:07 GMT
ResourceParams doesn't exist in tomcat 5.5, 6.0.  All those parameters 
became attributes of the <Resource .../> element.  What version of 
tomcat are you using Abel?

--David

Mariano wrote:

>First of all if you are working with tomcat 5.5 you have to put your jdbc
>library file in TOMCAT_HOME/common/lib but if you are using Tomcat 6.0 you
>have to put files in TOMCAT_HOME/lib.
>
>I think that ResourceParams is nested to Resource and you have it out of
>Resource.
>
>You must follow guidelines in
>http://tomcat.apache.org/tomcat-6.0-doc/jndi-datasource-examples-howto.html
>to create DBCP.
>
>I hope this help you.
>
>Mariano
>
>-----Mensaje original-----
>De: AbelMacAdam [mailto:abel.macadam@gmail.com]
>Enviado el: miercoles, 02 de enero de 2008 14:05
>Para: users@tomcat.apache.org
>Asunto: NamingException
>
>
>
>I have a piece of code that should get me a dataSource (from an example I'm
>playing with from a Struts book):
>[code]
>    try {
>      logger.info("DAOBase.getConnection: ====== InitialContext ======");
>      context = new InitialContext();
>      logger.info("DAOBase.getConnection: ====== context.lookup  ======");
>      dataSource = (DataSource)
>context.lookup("java:/comp/env/jdbc/myDataSource");
>    }
>    catch (NamingException e) {
>      logger.info("DAOBase.getConnection: ====== NamingException ======",
>e.fillInStackTrace());
>      throw new DAOException();
>    }
>[/code]
>
>This is a piece of my logging:
>[logging]
>13:04:33,449 INFO  app15a.action.CreateCustomerAction - AMc: ++++++
>getConnection ++++++++
>13:04:33,449 INFO  app15a.action.CreateCustomerAction -
>DAOBase.getConnection: ====== InitialContext ======
>13:04:33,449 INFO  app15a.action.CreateCustomerAction -
>DAOBase.getConnection: ====== context.lookup  ======
>13:04:33,449 INFO  app15a.action.CreateCustomerAction -
>DAOBase.getConnection: ====== NamingException ======
>javax.naming.NameNotFoundException: Name jdbc is not bound in this Context
>	at app15a.dao.DAOBase.getConnection(DAOBase.java:34)
>	at
>app15a.dao.CustomerDAOMySQLImpl.createCustomer(CustomerDAOMySQLImpl.java:44)
>	at app15a.action.CreateCustomerAction.execute(CreateCustomerAction.java:44)
>	at
>org.apache.struts.action.RequestProcessor.processActionPerform(RequestProces
>sor.java:421)
>	at
>org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:226)
>	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1164)
>	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:415)
>	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
>	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
>	at
>org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application
>FilterChain.java:290)
>	at
>org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh
>ain.java:206)
>	at
>org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja
>va:233)
>	at
>org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.ja
>va:175)
>	at
>org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128
>)
>	at
>org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102
>)
>	at
>org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java
>:109)
>	at
>org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263)
>	at
>org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:
>852)
>	at
>org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(H
>ttp11AprProtocol.java:584)
>	at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1508)
>	at java.lang.Thread.run(Unknown Source)
>[/logging]
>
>As you might have noticed, I'm fairly new to this part of the neighborhood.
>What should I do to remove this error?
>
>I was advised to put the JDBC driver in the common/lib directory of my
>TOMCAT_HOME. I don't have a common directory. I do have a TOMCAT_HOME/lib
>directory. Am I correct in assuming I put my driver in that directory?
>
>I also added the following Context element to my
>TOMCAT_HOME/conf/server.xml:
>[code]
>    <!-- AMc: 02/01/2008: MySQL DataSource Object -->
>    <Context path="/app15a" docBase="app15a" reloadable="true" debug="8">
>        <Loader checkInterval="7" reloadable="true" />
>        <Resource name="jdbc/myDataSource" auth="Container"
>type="javax.sql.DataSource" />
>        <ResourceParams name="jdbc/myDataSource">
>            <parameter>
>                <name>factory</name>
>
><value>org.apache.commons.dbcp.BasicDataSourceFactory</value>
>            </parameter>
>            <parameter>
>                <name>maxActive</name>
>                <value>100</value>
>            </parameter>
>            <parameter>
>                <name>maxWait</name>
>                <value>10000</value>
>            </parameter>
>            <parameter>
>                <name>username</name>
>                <value>root</value>
>            </parameter>
>            <parameter>
>                <name>password</name>
>                <value></value>
>            </parameter>
>            <parameter>
>                <name>driverClass</name>
>                <value>com.mysql.jdbc.Driver</value>
>            </parameter>
>            <parameter>
>                <name>url</name>
>                <value>jdbc:mysql://localhost/test</value>
>            </parameter>
>        </ResourceParams>
>    </Context>
>  </Service>
></Server>
>[/code]
>Am I correct in assuming this piece of code does not contain a reference to
>my JDBC driver?
>
>Any help would be appreciated, as I do not see what else I can do.
>
>TIA,
>Abel
>--
>View this message in context:
>http://www.nabble.com/NamingException-tp14578063p14578063.html
>Sent from the Tomcat - User mailing list archive at Nabble.com.
>
>
>---------------------------------------------------------------------
>To start a new topic, e-mail: users@tomcat.apache.org
>To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org
>For additional commands, e-mail: users-help@tomcat.apache.org
>
>---------------------------------------------------------------------
>To start a new topic, e-mail: users@tomcat.apache.org
>To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org
>For additional commands, e-mail: users-help@tomcat.apache.org
>
>  
>


---------------------------------------------------------------------
To start a new topic, e-mail: users@tomcat.apache.org
To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org
For additional commands, e-mail: users-help@tomcat.apache.org


Mime
View raw message