org.noear.solon.scheduling.command.CommandManager Maven / Gradle / Ivy

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/*
 * Copyright 2017-2024 noear.org and authors
 *
 * 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
 *
 *      https://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.noear.solon.scheduling.command;

import org.noear.solon.Solon;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.LinkedHashMap;
import java.util.Map;

/**
 * 命令管理
 *
 * @author noear
 * @since 2.7
 */
public class CommandManager {
    private static Logger log = LoggerFactory.getLogger(CommandManager.class);

    public static CommandManager getInstance() {
        //方便在单测环境下切换 SolonApp，可以相互独立
        return Solon.context().attachmentOf(CommandManager.class, CommandManager::new);
    }


    private Map executorMap = new LinkedHashMap<>();

    /**
     * 注册
     *
     * @param command  命令
     * @param executor 执行器
     */
    public void register(String command, CommandExecutor executor) {
        executorMap.put(command, executor);
    }

    /**
     * 是否存在
     *
     * @param command 命令
     */
    public boolean exists(String command) {
        return executorMap.containsKey(command);
    }

    /**
     * 执行命令
     *
     * @param command 命令
     */
    public void execute(String command) throws Throwable {
        CommandExecutor executor = executorMap.get(command);
        if (executor != null) {
            executor.execute(command);
        }
    }

    /**
     * 执行全部命令
     */
    public void executeAll() {
        CommandExecutor def = executorMap.get("");
        if (def != null) {
            executeDo("", def);
        }

        for (Map.Entry kv : executorMap.entrySet()) {
            if (Solon.cfg().argx().containsKey(kv.getKey())) {
                executeDo(kv.getKey(), kv.getValue());
            }
        }
    }

    private void executeDo(String cmd, CommandExecutor executor) {
        try {
            executor.execute(cmd);
        } catch (Throwable e) {
            log.warn("Command execute failed, cmd={}", cmd, e);
        }
    }
}