/**
* This function provides clean up for the execution of a block associated
* with the execute method.
*
* @param array An array of the parameters for the function to use.
* @param error A reference to details relating to the exception raised.
*
* @return Would always returns nil except that it always raises an exception.
*
*/
VALUE executeRescue(VALUE array, VALUE error) {
VALUE transaction = rb_ary_entry(array, 1),
statement = rb_ary_entry(array, 3);
rb_funcall(transaction, rb_intern("rollback"), 0);
rb_statement_close(statement);
rb_exc_raise(error);
return(Qnil);
}
/**
* This function is used to wrap the call to the executeOnConnection() function
* made by the executeOnConnectionImmediate() function to help insure that the
* transaction is rolled back in case of an error.
*
* @param array An array of the parameters for the function to use.
*
* @return The ResultSet object generated by execution or nil if it wasn't a
* query.
*
*/
VALUE executeBlock(VALUE array) {
VALUE result = Qnil,
connection = rb_ary_entry(array, 0),
transaction = rb_ary_entry(array, 1),
sql = rb_ary_entry(array, 2),
statement = rb_ary_entry(array, 3);
result = rb_execute_statement(statement);
rb_statement_close(statement);
return(result);
}
static VALUE executeOnConnection(VALUE self, VALUE sql, VALUE transaction)
{
VALUE results = Qnil,
statement = rb_statement_new(self, transaction, sql, INT2FIX(3));
results = rb_execute_statement(statement);
if(results != Qnil && rb_obj_is_kind_of(results, rb_cInteger) == Qfalse)
{
if(rb_block_given_p())
{
VALUE row = rb_funcall(results, rb_intern("fetch"), 0),
last = Qnil;
while(row != Qnil)
{
last = rb_yield(row);
row = rb_funcall(results, rb_intern("fetch"), 0);
}
rb_funcall(results, rb_intern("close"), 0);
results = last;
}
}
rb_statement_close(statement);
return(results);
}
VALUE ensureStatementClosedForExecuteBlock(VALUE statement)
{
rb_statement_close(statement);
return Qnil;
}
