compact2, compact3
javax.sql
Interface RowSetInternal
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public interface RowSetInternal
The interface that aRowSet
object implements in order to present itself to aRowSetReader
orRowSetWriter
object. TheRowSetInternal
interface contains methods that let the reader or writer access and modify the internal state of the rowset.- Since:
- 1.4
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-
Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method and Description Connection
getConnection()
Retrieves theConnection
object that was passed to thisRowSet
object.ResultSet
getOriginal()
Retrieves aResultSet
object containing the original value of thisRowSet
object.ResultSet
getOriginalRow()
Retrieves aResultSet
object containing the original value of the current row only.Object[]
getParams()
Retrieves the parameters that have been set for thisRowSet
object's command.void
setMetaData(RowSetMetaData md)
Sets the givenRowSetMetaData
object as theRowSetMetaData
object for thisRowSet
object.
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Method Detail
getParams
Object[] getParams() throws SQLException
Retrieves the parameters that have been set for thisRowSet
object's command.- Returns:
-
an array of the current parameter values for this
RowSet
object's command - Throws:
-
SQLException
- if a database access error occurs
getConnection
Connection getConnection() throws SQLException
Retrieves theConnection
object that was passed to thisRowSet
object.- Returns:
-
the
Connection
object passed to the rowset ornull
if none was passed - Throws:
-
SQLException
- if a database access error occurs
setMetaData
void setMetaData(RowSetMetaData md) throws SQLException
Sets the givenRowSetMetaData
object as theRowSetMetaData
object for thisRowSet
object. TheRowSetReader
object associated with the rowset will useRowSetMetaData
methods to set the values giving information about the rowset's columns.- Parameters:
-
md
- theRowSetMetaData
object that will be set with information about the rowset's columns - Throws:
-
SQLException
- if a database access error occurs
getOriginal
ResultSet getOriginal() throws SQLException
Retrieves aResultSet
object containing the original value of thisRowSet
object.The cursor is positioned before the first row in the result set. Only rows contained in the result set returned by the method
getOriginal
are said to have an original value.- Returns:
- the original value of the rowset
- Throws:
-
SQLException
- if a database access error occurs
getOriginalRow
ResultSet getOriginalRow() throws SQLException
Retrieves aResultSet
object 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
ResultSet
object - 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
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