<Resource name="jdbc/example"
url="JDBC URL"
username="userName"
password="password"
factory="org.apache.tomcat.jdbc.pool.DataSourceFactory"
auth="Container"
type="javax.sql.DataSource"
driverClassName="oracle.jdbc.OracleDriver"
maxActive="60"
initialSize="2"
minIdle = "2"
jmxEnabled="true"
maxWait="-1"
timeBetweenEvictionRunsMillis="180000"
minEvictableIdleTimeMillis="180000"
logAbandoned="false"
testOnBorrow="true"
testOnConnect="true"
suspectTimeout="120"
validationQuery="select 1 from dual"
validationInterval="200"
initSQL="select 1 from dual"
removeAbandoned="true"
removeAbandonedTimeout="180"
maxAge ="180000"
accessToUnderlyingConnectionAllowed="true"/>

java.sql.SQLRecoverableException: Closed Connection
        at oracle.jdbc.driver.OracleStatement.ensureOpen(OracleStatement.java:4051)
        at oracle.jdbc.driver.OracleCallableStatement.execute(OracleCallableStatement.java:4705)
        at oracle.jdbc.driver.OraclePreparedStatementWrapper.execute(OraclePreparedStatementWrapper.java:1376)