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The remoting module of dubbo project
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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.dubbo.remoting;

import java.util.Arrays;
import java.util.List;

public interface Constants {

    String BUFFER_KEY = "buffer";

    /**
     * default buffer size is 8k.
     */
    int DEFAULT_BUFFER_SIZE = 8 * 1024;

    int MAX_BUFFER_SIZE = 16 * 1024;

    int MIN_BUFFER_SIZE = 1 * 1024;

    String IDLE_TIMEOUT_KEY = "idle.timeout";

    int DEFAULT_IDLE_TIMEOUT = 600 * 1000;
    /**
     * max size of channel. default value is zero that means unlimited.
     */
    String ACCEPTS_KEY = "accepts";

    int DEFAULT_ACCEPTS = 0;

    String CONNECT_QUEUE_CAPACITY = "connect.queue.capacity";

    String CONNECT_QUEUE_WARNING_SIZE = "connect.queue.warning.size";

    int DEFAULT_CONNECT_QUEUE_WARNING_SIZE = 1000;

    String CHARSET_KEY = "charset";

    String DEFAULT_CHARSET = "UTF-8";

    /**
     * Every heartbeat duration / HEARTBEAT_CHECK_TICK, check if a heartbeat should be sent. Every heartbeat timeout
     * duration / HEARTBEAT_CHECK_TICK, check if a connection should be closed on server side, and if reconnect on
     * client side
     */
    int HEARTBEAT_CHECK_TICK = 3;

    /**
     * the least heartbeat during is 1000 ms.
     */
    long LEAST_HEARTBEAT_DURATION = 1000;

    /**
     * the least reconnect during is 60000 ms.
     */
    long LEAST_RECONNECT_DURATION = 60000;

    String LEAST_RECONNECT_DURATION_KEY = "dubbo.application.least-reconnect-duration";

    /**
     * ticks per wheel.
     */
    int TICKS_PER_WHEEL = 128;

    String PAYLOAD_KEY = "payload";
    /**
     * 8M
     */
    int DEFAULT_PAYLOAD = 8 * 1024 * 1024;

    String CONNECT_TIMEOUT_KEY = "connect.timeout";

    int DEFAULT_CONNECT_TIMEOUT = 3000;

    String SERIALIZATION_KEY = "serialization";

    /**
     * Prefer serialization
     */
    String PREFER_SERIALIZATION_KEY = "prefer.serialization";

    String CODEC_KEY = "codec";

    String CODEC_VERSION_KEY = "codec.version";

    String SERVER_KEY = "server";

    String IS_PU_SERVER_KEY = "ispuserver";

    String CLIENT_KEY = "client";

    String DEFAULT_REMOTING_CLIENT = "netty";

    String TRANSPORTER_KEY = "transporter";

    String DEFAULT_TRANSPORTER = "netty";

    String EXCHANGER_KEY = "exchanger";

    String DEFAULT_EXCHANGER = "header";

    String DISPACTHER_KEY = "dispacther";

    int DEFAULT_IO_THREADS = Math.min(Runtime.getRuntime().availableProcessors() + 1, 32);

    String EVENT_LOOP_BOSS_POOL_NAME = "NettyServerBoss";

    String EVENT_LOOP_WORKER_POOL_NAME = "NettyServerWorker";

    String BIND_IP_KEY = "bind.ip";

    String BIND_PORT_KEY = "bind.port";

    String BIND_RETRY_TIMES = "bind.retry.times";

    String BIND_RETRY_INTERVAL = "bind.retry.interval";

    String SENT_KEY = "sent";

    String DISPATCHER_KEY = "dispatcher";

    String CHANNEL_ATTRIBUTE_READONLY_KEY = "channel.readonly";

    String CHANNEL_READONLYEVENT_SENT_KEY = "channel.readonly.sent";

    String CHANNEL_SEND_READONLYEVENT_KEY = "channel.readonly.send";

    String RECONNECT_KEY = "reconnect";

    int DEFAULT_RECONNECT_PERIOD = 2000;

    String CHANNEL_SHUTDOWN_TIMEOUT_KEY = "channel.shutdown.timeout";

    String SEND_RECONNECT_KEY = "send.reconnect";

    String CHECK_KEY = "check";

    String PROMPT_KEY = "prompt";

    String DEFAULT_PROMPT = "dubbo>";
    String TELNET_KEY = "telnet";
    String HEARTBEAT_KEY = "heartbeat";
    int DEFAULT_HEARTBEAT = 60 * 1000;
    String HEARTBEAT_TIMEOUT_KEY = "heartbeat.timeout";
    String CLOSE_TIMEOUT_KEY = "close.timeout";
    String CONNECTIONS_KEY = "connections";

    int DEFAULT_BACKLOG = 1024;

    String CONNECTION = "Connection";

    String KEEP_ALIVE = "keep-alive";

    String KEEP_ALIVE_HEADER = "Keep-Alive";

    String OK_HTTP = "ok-http";
    String URL_CONNECTION = "url-connection";
    String APACHE_HTTP_CLIENT = "apache-http-client";
    String PORT_UNIFICATION_NETTY4_SERVER = "netty4";

    List REST_SERVER = Arrays.asList("jetty", "tomcat", "netty");
    String CONTENT_LENGTH_KEY = "content-length";

    String CONNECTION_HANDLER_NAME = "connectionHandler";
}