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Microsoft JDBC Driver for SQL Server. The Azure Key Vault feature in Microsoft JDBC Driver for SQL Server depends on Azure SDK for JAVA and Azure Active Directory Library For Java.

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/*
 * Microsoft JDBC Driver for SQL Server
 * 
 * Copyright(c) Microsoft Corporation All rights reserved.
 * 
 * This program is made available under the terms of the MIT License. See the LICENSE file in the project root for more information.
 */

package com.microsoft.sqlserver.jdbc;

/**
 * StreamLoginAck represents a TDS login ack.
 *
 */

final class StreamLoginAck extends StreamPacket {
    String sSQLServerVersion;
    int tdsVersion;

    StreamLoginAck() {
        super(TDS.TDS_LOGIN_ACK);
    }

    void setFromTDS(TDSReader tdsReader) throws SQLServerException {
        if (TDS.TDS_LOGIN_ACK != tdsReader.readUnsignedByte())
            assert false;
        tdsReader.readUnsignedShort(); // length of this token stream
        tdsReader.readUnsignedByte(); // SQL version accepted by the server
        tdsVersion = tdsReader.readIntBigEndian(); // TDS version accepted by the server
        tdsReader.readUnicodeString(tdsReader.readUnsignedByte()); // Program name
        int serverMajorVersion = tdsReader.readUnsignedByte();
        int serverMinorVersion = tdsReader.readUnsignedByte();
        int serverBuildNumber = (tdsReader.readUnsignedByte() << 8) | tdsReader.readUnsignedByte();

        sSQLServerVersion = serverMajorVersion + "." + ((serverMinorVersion <= 9) ? "0" : "") + serverMinorVersion + "." + serverBuildNumber;
    }
}