java/org/apache/tomcat/dbcp/dbcp2/BasicDataSourceFactory.java
modules/jdbc-pool/src/main/java/org/apache/tomcat/jdbc/pool/DataSourceFactory.java

java/org/apache/tomcat/util/IntrospectionUtils.java
modules/jdbc-pool/src/main/java/org/apache/tomcat/jdbc/naming/GenericNamingResourcesFactory.java

modules/jdbc-pool/src/main/java/org/apache/tomcat/jdbc/pool/jmx/ConnectionPool.java
java/org/apache/tomcat/util/modeler/Registry.java