public boolean first ( ) throws SQLException { try { if ( dsConfig . get ( ) . beginTranForResultSetScrollingAPIs ) getConnectionWrapper ( ) . beginTransactionIfNecessary ( ) ; return rsetImpl . first ( ) ; } catch ( SQLException ex ) { FFDCFilter . processException ( ex , "com.ibm.ws.rsadapter.jdbc.WSJdbcResultSet.first" , "411" , this ) ; throw WSJdbcUtil . mapException ( this , ex ) ; } catch ( NullPointerException nullX ) { // No FFDC code needed; we might be closed. throw runtimeXIfNotClosed ( nullX ) ; } }
Moves the cursor to the first row in the result set .