io.vertx.mssqlclient.impl.codec.MSSQLRowDesc 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;
import io.vertx.sqlclient.impl.RowDesc;
import java.util.Arrays;
/**
* An implementation of {@link RowDesc} for MSSQL.
*
* When reading rows with a cursor, an extra column named {@code ROWSTAT} is returned by the server.
* This column should not be conveyed to the user so this class filters it out.
*/
public class MSSQLRowDesc extends RowDesc {
private final ColumnData[] columnDatas;
private final boolean rowStat;
private MSSQLRowDesc(ColumnData[] columnDatas, boolean hasRowStat) {
super(columnDatas);
this.columnDatas = columnDatas;
this.rowStat = hasRowStat;
}
public static MSSQLRowDesc create(ColumnData[] columnDatas, boolean hasRowStat) {
return new MSSQLRowDesc(hasRowStat ? Arrays.copyOf(columnDatas, columnDatas.length - 1) : columnDatas, hasRowStat);
}
public int size() {
return columnDatas.length;
}
public ColumnData get(int index) {
return columnDatas[index];
}
public boolean hasRowStat() {
return rowStat;
}
}