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The core of Neo4j Bolt Protocol, this contains the state machine for Bolt sessions.

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/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [https://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 */
package org.neo4j.packstream.error.reader;

import org.neo4j.gqlstatus.ErrorGqlStatusObject;
import org.neo4j.gqlstatus.ErrorGqlStatusObjectImplementation;
import org.neo4j.gqlstatus.GqlParams;
import org.neo4j.gqlstatus.GqlStatusInfoCodes;
import org.neo4j.packstream.struct.StructHeader;

public class UnexpectedStructException extends PackstreamReaderException {
    private final short tag;
    private final long length;

    public UnexpectedStructException(short tag, long length) {
        super(String.format("Unexpected struct tag: 0x%02X", tag));
        this.tag = tag;
        this.length = length;
    }

    public UnexpectedStructException(ErrorGqlStatusObject gqlStatusObject, short tag, long length) {
        super(gqlStatusObject, String.format("Unexpected struct tag: 0x%02X", tag));
        this.tag = tag;
        this.length = length;
    }

    public UnexpectedStructException(StructHeader header) {
        this(header.tag(), header.length());
    }

    public UnexpectedStructException(ErrorGqlStatusObject gqlStatusObject, StructHeader header) {
        this(gqlStatusObject, header.tag(), header.length());
    }

    public static UnexpectedStructException unexpectedStruct(StructHeader header) {
        var gql = ErrorGqlStatusObjectImplementation.from(GqlStatusInfoCodes.STATUS_22N00)
                .withCause(ErrorGqlStatusObjectImplementation.from(GqlStatusInfoCodes.STATUS_22N97)
                        .withParam(GqlParams.StringParam.value, String.format("0x%02X", header.tag()))
                        .build())
                .build();
        return new UnexpectedStructException(gql, header);
    }

    public short getTag() {
        return this.tag;
    }

    public long getLength() {
        return this.length;
    }
}