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Old 05-16-2008, 02:44 PM
La Farfalla
 
Posts: n/a
Default setting up the connection pool in netbeans for informix database

Hello!

I have trouble with setting up the connection pool for informix database
in netbeans ide 6.0.1
I've found netbeans tutorial which explains how to set up the connection
pool for mysql database. I followed the steps from tutorial,but it
doesn't work for informix database.

I have index.jsp page on which I have drop-down list which should be
filled in with data dynamically.

First error I've received was:
javax.servlet.ServletException: javax.servlet.jsp.JspException: Unable
to get connection, DataSource invalid: "java.sql.SQLException: Error in
allocating a connection. Cause: Class name is wrong or classpath is not
set for: com.informix.jdbc.IfxDataSource"

I've solved this by adding the ifxjdbcx.jar to my project's library.

But, the second error I don't know how to handle:
javax.servlet.ServletException: javax.servlet.jsp.JspException: Unable
to get connection, DataSource invalid: "java.sql.SQLException: Error in
allocating a connection. Cause:
java.lang.StringIndexOutOfBoundsException cannot be cast to
java.sql.SQLException"

This is the part of web.xml file:

<resource-ref>
<description>jdbc:informix-sqli://192.168.242.131:9088/ifxdatabase:INFORMIXSERVER=ifx01</description>
<res-ref-name>jdbc/IfxDatabase</res-ref-name>
<res-type>javax.sql.DataSource</res-type>
<res-auth>Container</res-auth>
<res-sharing-scope>Shareable</res-sharing-scope>
</resource-ref>

And this is the content of sun-resources.xml file:

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE resources PUBLIC "-//Sun Microsystems, Inc.//DTD Application
Server 9.0 Resource Definitions //EN"
"http://www.sun.com/software/appserver/dtds/sun-resources_1_3.dtd">
<resources>
<jdbc-resource enabled="true" jndi-name="jdbc/IfxDatabase"
object-type="user" pool-name="IfxDatabasePool">
<description/>
</jdbc-resource>
<jdbc-connection-pool allow-non-component-callers="false"
associate-with-thread="false" connection-creation-retry-attempts="0"
connection-creation-retry-interval-in-seconds="10"
connection-leak-reclaim="false" connection-leak-timeout-in-seconds="0"
connection-validation-method="auto-commit"
datasource-classname="com.informix.jdbcx.IfxDataSource"
fail-all-connections="false" idle-timeout-in-seconds="300"
is-connection-validation-required="false"
is-isolation-level-guaranteed="true" lazy-connection-association="false"
lazy-connection-enlistment="false" match-connections="false"
max-connection-usage-count="0" max-pool-size="32"
max-wait-time-in-millis="60000" name="IfxDatabasePool"
non-transactional-connections="false" pool-resize-quantity="2"
res-type="javax.sql.DataSource" statement-timeout-in-seconds="-1"
steady-pool-size="8" validate-atmost-once-period-in-seconds="0"
wrap-jdbc-objects="false">
<property name="URL"
value="jdbc:informix-sqli://192.168.242.131:9088/ifxdatabase:INFORMIXSERVER=ifx01"/>
<property name="User" value="bpadmin"/>
<property name="Password" value="pass"/>
</jdbc-connection-pool>
</resources>

I can't find what is wrong. I would appreciate very much if someone
could give me any advice. Thanks in advance.
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