ahmettemiz88 wrote: > I am trying to Retrieve image ( Large Object) from pooled PostgreSQL / > tomcat 6: > > I am having some exceptions from following > > ds = (DataSource) ctx.lookup("java:comp/env/jdbc/bzk2"); > Connection conn = ds.getConnection(); > PGConnection pgCon = (PGConnection) ((DelegatingConnection)conn) // > ****exception > .getInnermostDelegate(); > > lobj = ((org.postgresql.PGConnection)pgCon).getLargeObjectAPI(); >
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> org.apache.tomcat.dbcp.dbcp.PoolingDataSource > $PoolGuardConnectionWrapper cannot be cast to > org.apache.commons.dbcp.DelegatingConnection > > > how can I solve the problem ? You have to get the underlying connection from the pooled connection.