org.firebirdsql.gds.impl.ServiceRequestBufferImp Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of jaybird Show documentation
JDBC Driver for the Firebird RDBMS
The newest version!
/*
 * Firebird Open Source JDBC Driver
 *
 * Distributable under LGPL license.
 * You may obtain a copy of the License at http://www.gnu.org/copyleft/lgpl.html
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * LGPL License for more details.
 *
 * This file was created by members of the firebird development team.
 * All individual contributions remain the Copyright (C) of those
 * individuals.  Contributors to this file are either listed here or
 * can be obtained from a source control history command.
 *
 * All rights reserved.
 */
package org.firebirdsql.gds.impl;

import org.firebirdsql.encodings.Encoding;
import org.firebirdsql.gds.ISCConstants;
import org.firebirdsql.gds.ServiceRequestBuffer;
import org.firebirdsql.gds.impl.argument.ArgumentType;

import java.io.Serial;

/**
 * Implementation of ServiceRequestBufferImp.
 */
public class ServiceRequestBufferImp extends ParameterBufferBase implements ServiceRequestBuffer {

    @Serial
    private static final long serialVersionUID = -6651365729319455905L;

    public ServiceRequestBufferImp(SrbMetaData srbMetaData, Encoding encoding) {
        super(srbMetaData, encoding);
    }

    public enum SrbMetaData implements ParameterBufferMetaData {
        // Technically this has nothing to do with SPB version 2/3
        SRB_VERSION_2(ISCConstants.isc_spb_current_version) {
            // TODO Check if correct and add additional types
            @Override
            public ArgumentType getStringArgumentType(int tag) {
                return ArgumentType.StringSpb;
            }

            @Override
            public ArgumentType getByteArrayArgumentType(int tag) {
                return ArgumentType.StringSpb;
            }

            @Override
            public ArgumentType getIntegerArgumentType(int tag) {
                return switch (tag) {
                    case ISCConstants.isc_spb_rpr_commit_trans_64,
                            ISCConstants.isc_spb_rpr_rollback_trans_64,
                            ISCConstants.isc_spb_rpr_recover_two_phase_64 -> ArgumentType.BigIntSpb;
                    default -> ArgumentType.IntSpb;
                };
            }

            @Override
            public ArgumentType getSingleArgumentType(int tag) {
                return ArgumentType.SingleTpb;
            }

            @Override
            public ArgumentType getByteArgumentType(int tag) {
                return ArgumentType.ByteSpb;
            }
        };

        private final int spbVersion;

        SrbMetaData(int spbVersion) {
            this.spbVersion = spbVersion;
        }

        @Override
        public final int getType() {
            return spbVersion;
        }
    }
}