Interface RowSetInternal
public interface RowSetInternal
The interface that a
RowSet object implements in order to
present itself to a RowSetReader or RowSetWriter
object. The RowSetInternal interface contains
methods that let the reader or writer access and modify the internal
state of the rowset.- Since:
- 1.4
-
Method Summary
Modifier and TypeMethodDescriptionRetrieves theConnectionobject that was passed to thisRowSetobject.Retrieves aResultSetobject containing the original value of thisRowSetobject.Retrieves aResultSetobject containing the original value of the current row only.Object[]Retrieves the parameters that have been set for thisRowSetobject's command.voidSets the givenRowSetMetaDataobject as theRowSetMetaDataobject for thisRowSetobject.
-
Method Details
-
getParams
Retrieves the parameters that have been set for thisRowSetobject's command.- Returns:
- an array of the current parameter values for this
RowSetobject's command - Throws:
SQLException- if a database access error occurs
-
getConnection
Retrieves theConnectionobject that was passed to thisRowSetobject.- Returns:
- the
Connectionobject passed to the rowset ornullif none was passed - Throws:
SQLException- if a database access error occurs
-
setMetaData
Sets the givenRowSetMetaDataobject as theRowSetMetaDataobject for thisRowSetobject. TheRowSetReaderobject associated with the rowset will useRowSetMetaDatamethods to set the values giving information about the rowset's columns.- Parameters:
md- theRowSetMetaDataobject that will be set with information about the rowset's columns- Throws:
SQLException- if a database access error occurs
-
getOriginal
Retrieves aResultSetobject containing the original value of thisRowSetobject.The cursor is positioned before the first row in the result set. Only rows contained in the result set returned by the method
getOriginalare said to have an original value.- Returns:
- the original value of the rowset
- Throws:
SQLException- if a database access error occurs
-
getOriginalRow
Retrieves aResultSetobject containing the original value of the current row only. If the current row has no original value, an empty result set is returned. If there is no current row, an exception is thrown.- Returns:
- the original value of the current row as a
ResultSetobject - Throws:
SQLException- if a database access error occurs or this method is called while the cursor is on the insert row, before the first row, or after the last row
-