io.vertx.mssqlclient.impl.codec.CursorData Maven / Gradle / Ivy
/*
* Copyright (c) 2011-2022 Contributors to the Eclipse Foundation
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
* which is available at https://www.apache.org/licenses/LICENSE-2.0.
*
* SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
*/
package io.vertx.mssqlclient.impl.codec;
/**
* Data related to a server cursor.
*/
class CursorData {
// We need to store the cursor prepared handle here and not use the value inside the prepared statement.
// On MSSQL, a specific handle is returned when invoking CursorPrepExec.
int preparedHandle;
int serverCursorId;
// When invoking CursorPrepExec, the database server returns column metadata.
// We store it so that we can tell the server not to return column metadata again when invoking CursorFetch
MSSQLRowDesc mssqlRowDesc;
boolean fetchSent;
int rowsTotal;
int rowsFetched;
boolean hasMore() {
return rowsFetched != rowsTotal;
}
void setExecutedSqlDirectly() {
serverCursorId = -1;
}
boolean executedSqlDirectly() {
return serverCursorId == -1;
}
}