All Downloads are FREE. Search and download functionalities are using the official Maven repository.

org.dromara.hutool.setting.props.PropsUtil Maven / Gradle / Ivy

There is a newer version: 6.0.0.M3
Show newest version
/*
 * Copyright (c) 2013-2024 Hutool Team and hutool.cn
 *
 * 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 org.dromara.hutool.setting.props;

import org.dromara.hutool.core.io.file.FileNameUtil;
import org.dromara.hutool.core.io.resource.NoResourceException;
import org.dromara.hutool.core.map.concurrent.SafeConcurrentHashMap;
import org.dromara.hutool.core.text.StrUtil;

import java.util.Map;

/**
 * Props工具类
* 提供静态方法获取配置文件 * * @author looly * @since 5.1.3 */ public class PropsUtil { /** * 配置文件缓存 */ private static final Map propsMap = new SafeConcurrentHashMap<>(); /** * 获取当前环境下的配置文件
* name可以为不包括扩展名的文件名(默认.properties),也可以是文件名全称 * * @param name 文件名,如果没有扩展名,默认为.properties * @return 当前环境下配置文件 */ public static Props get(final String name) { return propsMap.computeIfAbsent(name, (filePath)->{ final String extName = FileNameUtil.extName(filePath); if (StrUtil.isEmpty(extName)) { filePath = filePath + "." + Props.EXT_NAME; } return new Props(filePath); }); } /** * 获取给定路径找到的第一个配置文件
* * name可以为不包括扩展名的文件名(默认.properties为结尾),也可以是文件名全称 * * @param names 文件名,如果没有扩展名,默认为.properties * * @return 当前环境下配置文件 */ public static Props getFirstFound(final String... names) { for (final String name : names) { try { return get(name); } catch (final NoResourceException e) { //ignore } } return null; } /** * 获取系统参数,例如用户在执行java命令时定义的 -Duse=hutool * * @return 系统参数Props * @since 5.5.2 */ public static Props getSystemProps(){ return new Props(System.getProperties()); } }




© 2015 - 2024 Weber Informatics LLC | Privacy Policy