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Updatable ResultSets need to check for an empty ResultSet because

Browse Source 
isBeforeFirst and isAfterLast both return false for an empty result
so the checking to make sure the user is on a valid row wasn't
working.

Also don't allow an insert without specifying at least one column
value because INSERT INTO tab() values() is a syntax error.
This commit is contained in:
Kris Jurka 2005-04-22 14:48:18 +00:00
parent f5517ddbda
commit a44f99024c
2 changed files with 9 additions and 4 deletions
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1
src/interfaces/jdbc/org/postgresql/errors.properties
View File

@ -94,6 +94,7 @@ postgresql.updateable.beforestartdelete:Before start of result set. Can not call
postgresql.updateable.afterlastdelete:After end of result set. Can not call deleteRow().
postgresql.updateable.badupdateposition:Cannot update the result set because it is either before the start or after the end of the results.
postgresql.updateable.notoninsertrow:Not on insert row.
postgresql.updateable.noinsertvalues:You must specify at least one column value to insert a row.
postgresql.updateable.ioerror:Input Stream Error - {0}
postgresql.call.noreturntype:A CallableStatement Function was declared but no call to 'registerOutParameter (1, <some_type>)' was made.
postgresql.call.noinout:PostgreSQL only supports function return value [@ 1] (no OUT or INOUT arguments)

12
src/interfaces/jdbc/org/postgresql/jdbc2/AbstractJdbc2ResultSet.java
View File

@ -9,7 +9,7 @@
* Copyright (c) 2003, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/interfaces/jdbc/org/postgresql/jdbc2/Attic/AbstractJdbc2ResultSet.java,v 1.25.2.11 2005/04/22 14:36:48 jurka Exp $
* $Header: /cvsroot/pgsql/src/interfaces/jdbc/org/postgresql/jdbc2/Attic/AbstractJdbc2ResultSet.java,v 1.25.2.12 2005/04/22 14:48:18 jurka Exp $
*
*-------------------------------------------------------------------------
*/
@ -617,6 +617,10 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
{
throw new PSQLException( "postgresql.updateable.notoninsertrow" );
}
if (updateValues.size() == 0)
{
throw new PSQLException( "postgresql.updateable.noinsertvalues" );
}
else
{
@ -1011,7 +1015,7 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
if (onInsertRow)
throw new PSQLException("postgresql.res.oninsertrow");
if (isBeforeFirst() || isAfterLast())
if (isBeforeFirst() || isAfterLast() || rows.size() == 0)
return;
StringBuffer selectSQL = new StringBuffer( "select ");
@ -1081,7 +1085,7 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
{
throw new PSQLException( "postgresql.updateable.notupdateable" );
}
if (isBeforeFirst() || isAfterLast())
if (isBeforeFirst() || isAfterLast() || rows.size() == 0)
{
throw new PSQLException("postgresql.updateable.badupdateposition");
}
@ -1592,7 +1596,7 @@ public abstract class AbstractJdbc2ResultSet extends org.postgresql.jdbc1.Abstra
{
throw new PSQLException( "postgresql.updateable.notupdateable" );
}
if (!onInsertRow && (isBeforeFirst() || isAfterLast()))
if (!onInsertRow && (isBeforeFirst() || isAfterLast() || rows.size() == 0))
{
throw new PSQLException("postgresql.updateable.badupdateposition");
}