io.questdb.network.IODispatcher Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of questdb Show documentation
QuestDB is high performance SQL time series database
There is a newer version: 8.3.2
/*******************************************************************************
 *     ___                  _   ____  ____
 *    / _ \ _   _  ___  ___| |_|  _ \| __ )
 *   | | | | | | |/ _ \/ __| __| | | |  _ \
 *   | |_| | |_| |  __/\__ \ |_| |_| | |_) |
 *    \__\_\\__,_|\___||___/\__|____/|____/
 *
 *  Copyright (c) 2014-2019 Appsicle
 *  Copyright (c) 2019-2024 QuestDB
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 ******************************************************************************/

package io.questdb.network;

import io.questdb.mp.Job;

import java.io.Closeable;

public interface IODispatcher> extends Closeable, Job {
    int DISCONNECT_REASON_KEEPALIVE_OFF = 1;
    int DISCONNECT_REASON_KEEPALIVE_OFF_RECV = 4;
    int DISCONNECT_REASON_KICKED_OUT_AT_EXTRA_BYTES = 13;
    int DISCONNECT_REASON_KICKED_OUT_AT_RECV = 5;
    int DISCONNECT_REASON_KICKED_OUT_AT_RERUN = 2;
    int DISCONNECT_REASON_KICKED_OUT_AT_SEND = 3;
    int DISCONNECT_REASON_KICKED_TXT_NOT_ENOUGH_LINES = 14;
    int DISCONNECT_REASON_MULTIPART_HEADER_TOO_BIG = 9;
    int DISCONNECT_REASON_PEER_DISCONNECT_AT_HEADER_RECV = 12;
    int DISCONNECT_REASON_PEER_DISCONNECT_AT_MULTIPART_RECV = 8;
    int DISCONNECT_REASON_PEER_DISCONNECT_AT_RECV = 15;
    int DISCONNECT_REASON_PEER_DISCONNECT_AT_RERUN = 10;
    int DISCONNECT_REASON_PEER_DISCONNECT_AT_SEND = 11;
    int DISCONNECT_REASON_PROTOCOL_VIOLATION = 7;
    int DISCONNECT_REASON_RETRY_FAILED = 6;
    /**
     * Unexpected server error caused connection disconnect (to avoid client working with potentially corrupt server state).
     */
    int DISCONNECT_REASON_SERVER_ERROR = 17;
    int DISCONNECT_REASON_TEST = 16;
    int DISCONNECT_REASON_UNKNOWN_OPERATION = 0;

    void disconnect(C context, int reason);

    default void drainIOQueue(IORequestProcessor processor) {
        //noinspection StatementWithEmptyBody
        while (processIOQueue(processor)) ;
    }

    int getConnectionCount();

    int getPort();

    boolean isListening();

    boolean processIOQueue(IORequestProcessor processor);

    void registerChannel(C context, int operation);
}