Filip I grabbed the tomcat-jdbc.jar file and included it under the /lib
folder in my tomcat installation.  I modified my context.xml's resource tag
to the following:

<Resource
        name="jdbc/RealmDB"
        auth="Container"
        type="javax.sql.DataSource"
        factory="org.apache.tomcat.jdbc.pool.DataSourceFactory"
        username="root"
        password="password"
        driverClassName="com.mysql.jdbc.Driver"
        url="jdbc:mysql://localhost:3306/monk"
        testWhileIdle="true"
        testOnBorrow="true"
        testOnReturn="false"
        validationQuery="SELECT 1"
        validationInterval="30000"
        timeBetweenEvictionRunsMillis="30000"
        maxActive="-1"
        minIdle="10"
        maxWait="10000"
        initialSize="10"
        removeAbandonedTimeout="60"
        removeAbandoned="true"
        logAbandoned="true"
        minEvictableIdleTimeMillis="30000"
        jmxEnabled="true"

jdbcInterceptors="org.apache.tomcat.jdbc.pool.interceptor.ConnectionState;org.apache.tomcat.jdbc.pool.interceptor.StatementFinalizer"
/>

 and I am getting a tomcat startup exception:

WARNING: Unexpected exception resolving reference
java.lang.IllegalArgumentException
    at java.util.concurrent.ArrayBlockingQueue.<init>(Unknown Source)
    at
org.apache.tomcat.jdbc.pool.ConnectionPool.init(ConnectionPool.java:367)
    at
org.apache.tomcat.jdbc.pool.ConnectionPool.<init>(ConnectionPool.java:132)
    at
org.apache.tomcat.jdbc.pool.DataSourceProxy.createPool(DataSourceProxy.java:95)
    at
org.apache.tomcat.jdbc.pool.DataSourceFactory.createDataSource(DataSourceFactory.java:443)
    at
org.apache.tomcat.jdbc.pool.DataSourceFactory.getObjectInstance(DataSourceFactory.java:204)
    at
org.apache.naming.factory.ResourceFactory.getObjectInstance(ResourceFactory.java:140)
    at javax.naming.spi.NamingManager.getObjectInstance(Unknown Source)
    at org.apache.naming.NamingContext.lookup(NamingContext.java:793)
    at org.apache.naming.NamingContext.lookup(NamingContext.java:140)
    at org.apache.naming.NamingContext.lookup(NamingContext.java:781)
    at org.apache.naming.NamingContext.lookup(NamingContext.java:153)
    at
org.apache.catalina.core.NamingContextListener.addResource(NamingContextListener.java:1024)
    at
org.apache.catalina.core.NamingContextListener.createNamingContext(NamingContextListener.java:633)
    at
org.apache.catalina.core.NamingContextListener.lifecycleEvent(NamingContextListener.java:237)
    at
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
    at
org.apache.catalina.core.StandardContext.start(StandardContext.java:4252)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
    at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
    at
org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
    at
org.apache.catalina.core.StandardService.start(StandardService.java:516)
    at
org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
    at org.apache.catalina.startup.Catalina.start(Catalina.java:578)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Oct 30, 2009 4:59:03 PM org.apache.catalina.core.NamingContextListener
addResource
WARNING: Failed to register in JMX: javax.naming.NamingException

Is there another setting that I need or am missing??

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