patch to allow insertRow on an empty resultSet

This commit is contained in:
Dave Cramer 2002-09-01 23:40:36 +00:00
parent 6a5168a7a1
commit 881390fff6
1 changed files with 20 additions and 10 deletions

View File

@ -15,7 +15,7 @@ import org.postgresql.util.PGbytea;
import org.postgresql.util.PSQLException;
/* $Header: /cvsroot/pgsql/src/interfaces/jdbc/org/postgresql/jdbc2/Attic/AbstractJdbc2ResultSet.java,v 1.5 2002/08/23 20:45:49 barry Exp $
/* $Header: /cvsroot/pgsql/src/interfaces/jdbc/org/postgresql/jdbc2/Attic/AbstractJdbc2ResultSet.java,v 1.6 2002/09/01 23:40:36 davec Exp $
* This class defines methods of the jdbc2 specification. This class extends
* org.postgresql.jdbc1.AbstractJdbc1ResultSet which provides the jdbc1
* methods. The real Statement class (for jdbc2) is org.postgresql.jdbc2.Jdbc2ResultSet
@ -191,10 +191,12 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
}
public boolean first() throws SQLException {
public boolean first() throws SQLException
{
if (rows.size() <= 0)
return false;
onInsertRow = false;
current_row = 0;
this_row = (byte[][]) rows.elementAt(current_row);
@ -449,8 +451,10 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
}
public synchronized void cancelRowUpdates() throws SQLException {
if (doingUpdates) {
public synchronized void cancelRowUpdates() throws SQLException
{
if (doingUpdates)
{
doingUpdates = false;
clearRowBuffer();
@ -458,7 +462,8 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
}
public synchronized void deleteRow() throws SQLException {
public synchronized void deleteRow() throws SQLException
{
if ( !isUpdateable() ) {
throw new PSQLException( "postgresql.updateable.notupdateable" );
}
@ -593,12 +598,15 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
}
public synchronized void moveToInsertRow() throws SQLException {
if (!updateable) {
public synchronized void moveToInsertRow() throws SQLException
{
if ( !isUpdateable() )
{
throw new PSQLException( "postgresql.updateable.notupdateable" );
}
if (insertStatement != null) {
if (insertStatement != null)
{
insertStatement = null;
}
@ -612,7 +620,8 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
}
private synchronized void clearRowBuffer() throws SQLException {
private synchronized void clearRowBuffer() throws SQLException
{
// rowBuffer is the temporary storage for the row
rowBuffer = new byte[fields.length][];
@ -1180,7 +1189,8 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
* Is this ResultSet updateable?
*/
boolean isUpdateable() throws SQLException {
boolean isUpdateable() throws SQLException
{
if (updateable) return true;